Are you looking for a JavaScript development company to create a website with cross-platform compatibility and ensure a top-tier user experience for your customers? We have evaluated countless success stories, client feedback, and service offerings of leading JavaScript development agencies to build our listing — all to help businesses like yours find the right partner. Browse our directory and customize your search by pricing, minimum budget, team size, location, and other criteria to begin your search.

Best JavaScript Development Agency Rankings

814 Companies-Rankings updated: September 03, 2026

We evaluate every agency on DesignRush for technical expertise, delivery quality, and verified feedback to help businesses find reliable software development services. Some listings may be paid.

JavaScript Development
JavaScript Development × AI ×
  • 24 Years of Custom Software, CRM and IT Development

    WaveAccess is a results-oriented company that delivers top-notch custom software and CRM development services to a wide range of emerging and established companies worldwide...

    Top Services:

    • Software Development
    • IoT
    • DevOps Consulting
    • Staff Augmentation
    • CRM Consulting
    • Show more
    Location
    Las Vegas, Nevada
    Number of Employees
    500 - 999
    Average Hourly Rate
    $60/hr
    Portfolios Count
    15 Projects Listed
  • We deliver digital wins for international brands

    We deliver digital wins for international brands...

    Top Services:

    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Vilnius, Lithuania
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    15 Projects Listed
  • An Enterprise AI Development Company

    Azilen Technologies is a prominent enterprise AI development company that takes pride in delivering exceptional AI, Data, and HRTech solutions to organizations seeking digital transformation...

    Top Services:

    • AI Development
    • Software Development
    • IT Services
    • IoT
    • Cloud Consulting
    • Show more
    Location
    Irving, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
  • AI-enabled Software Development

    Capital Numbers are an award-winning Digital Transformation and Engineering Firm offering end-to-end software development solutions to Enterprises, SMEs, Digital Agencies, and Startups worldwide. Pricing starts at $25/hour...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • AI Development
    • Software Testing
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    15 Projects Listed
  • Technical partner in custom software development

    We are empowering people to bring innovative ideas into life...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Web Development
    • Software Testing
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    17 Projects Listed
  • Transforming your ideas into reality

    Solway is an innovative IT company specializing in staff augmentation, custom software development, and IT consulting. We are committed to delivering cutting-edge solutions that enhance efficiency, foster growth, and drive success for businesses around the globe...

    Top Services:

    • Software Testing
    • AI Development
    • Mobile App Development
    • Software Development
    • IT Services
    • Show more
    Location
    Ust'-Kamenogorsk, Kazakhstan
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 Projects Listed
  • Off+Brand.

    Award WinnerRecipient of a Best Design Award for outstanding work.

    A Different Creative Approach

    Off+Brand is a full-service digital marketing agency based in Glasgow, dedicated to bringing brands to life. Our team of digital experts works with clients worldwide across a variety of industries...

    Top Services:

    • Web Design
    • Branding
    • Logo Design
    • Web Development
    • Product Design
    • Show more
    Location
    Glasgow, United Kingdom
    Number of Employees
    Under 49
    Portfolios Count
    3 Projects Listed
  • UK-based bespoke software development company

    Appdrawn is a multi-award winning bespoke software development company based in London and Barcelona. We specialise in a consultancy led approach, delivering high quality bespoke digital platforms, business systems, progressive web apps (PWAs) and mobile apps...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • UI/UX Design
    • IoT
    • Show more
    Location
    Watford, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    8 Projects Listed
  • IT Staff Augmentation

    With over 20 years of experience in the IT & tech sector, we offer services such as IT Staff Augmentation, Software Development, and Tech Recruitment...

    Top Services:

    • Staff Augmentation
    • Software Development
    • Web Development
    • Mobile App Development
    • Show more
    Location
    Budapest, Hungary
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    10 Projects Listed
  • Zoho consulting, development and integration services for operationally complex organizations.

    CodeStringers helps growth-stage and small-to-mid-market companies implement, integrate, and operate Zoho-centered digital enablement solutions by combining senior executive consulting, cost-effective delivery teams, and custom software capabilities when needed...

    Top Services:

    • Software Development
    • AI Development
    • Web Development
    • CRM Consulting
    • ERP Consulting
    • Show more
    Location
    Santa Cruz, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $50,000 & Up
  • Making Your Digital Easier

    Working Weekends is a global Shopify Partner e-commerce agency helping brands design, build, and scale high-converting online stores. We specialize in custom Shopify development, UI/UX, CRO, SEO, and performance marketing to drive measurable growth. With teams across India, Dubai, and the US, we work with...

    Top Services:

    • Web Development
    • eCommerce Development
    • Digital Marketing
    • SEO
    • CRO
    • Show more
    Location
    Dubai, United Arab Emirates
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
  • Expand Your Business, Engage in Collaborative Efforts, and Attain Measurable Outcomes

    A technology consultancy, engineering, and Drupal development company specializing in crafting IoT products, digital experiences, and cutting-edge AI solutions...

    Top Services:

    • Software Development
    • IoT
    • Mobile App Development
    • Web Development
    • Show more
    Location
    Lviv, Ukraine
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Portfolios Count
    11 Projects Listed
  • Your Trusted Software Partner for AI-Driven Engineering Excellence

    EncodeDots excels in crafting enterprise software and mobile applications that drive digital transformation. The agency offers a comprehensive suite of services, including mobile app development, user interface and experience (UI/UX) design, and data analytics, tailored to meet the needs...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • IT Services
    • Digital Marketing
    • Show more
    Location
    Ahmedabad, India
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
  • Providing Custom AI Software Solutions & Fractional Tech Leadership

    Boro Dev Agency helps non-technical founders turn ideas into working software fast. We combine fractional tech leadership with a vetted network of 750+ developers, designers, and AI specialists to deliver high-quality prototypes, apps, and automationson time, on budget, and built to scale. Transparent, fast...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • Web Design
    • Web Development
    • Show more
    Location
    Rockvale, Tennessee
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
  • Fort Collins Web Design and WordPress Development

    Branded Pixel builds fast, SEO-ready WordPress websites designed to rank and convert. We focus on clean structure, page speed, and search visibility to help businesses in Northern Colorado and beyond generate more leads from their website...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Nunn, Colorado
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • We Get Small Businesses More Leads And Sales Now

    Our agency specializes in jumpstarting "stuck" businesses. In just 48 hours, we can show you how to boost your sales through targeted strategies. Our tailored marketing plans, email campaigns, and lead strategies are designed to generate new customers, nurture existing clients and drive sales. With 25 years...

    Top Services:

    • AI Development
    • WordPress Website Design
    • Branding
    • SEO
    • eCommerce Development
    • Show more
    Location
    Elgin, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $120/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    8 Projects Listed
  • Hashbyt - AI-First Leading Frontend & UI/UX SaaS Partner

    AI-First partner helping SaaS leaders ship 40% faster, cut support tickets 35%, and boost user adoption with React, Next.js & Vue-powered UI/UX. We turn your interface into a growth engine for AITech, HealthTech & FinTech productslowering costs, raising investor confidence...

    Top Services:

    • Mobile App Development
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Web Development
    • Show more
    Location
    Manchester, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Software engineering with quality and speed

    We offer end-to-end engineering services that address unique business needs.With more than 7 years of experience, we've become AI approaches adopters. Now we are helping to reform entire industries...

    Top Services:

    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    • DevOps Consulting
    • Software Development
    • Show more
    Location
    Krakow, Poland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Transforming Startup Ideas Into Scalable Success

    aPurple is a premier startup app development company, offering mobile app, SaaS, MVP, software, and web development services that transform innovative AI startup ideas into market-ready solutions that drive success...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • eCommerce Development
    • AI Development
    • Show more
    Location
    Lakeville, Minnesota
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Crafting Digital Joy Since 2015.

    Turning Ideas into Business Performance Since 2015...

    Top Services:

    • Software Development
    • Web Development
    • AI Development
    Location
    Bucharest, Romania
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • Where Innovation Meets Ingenuity - Top Web Design & Marketing Agency 2023

    Your one-stop shop for all things digital. Let us help you design and develop a professional website and implement effective digital marketing strategies for your business...

    Top Services:

    • Digital Services
    • Branding
    • Web Design
    • Web Development
    • eCommerce Development
    • Show more
    Location
    Singapore, Singapore
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • Your strategic partner in creating exceptional software products.

    We're an EU-based, full-service software development partner for growing tech companies and established mid-market businesses...

    Top Services:

    • Software Development
    • Mobile App Development
    • UI/UX Design
    • AI Development
    • Software Testing
    • Show more
    Location
    Zagreb, Croatia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed
  • Custom Software Development, Product Engineering & Digital Transformation

    I-Verve Inc. specializes in custom software development, product engineering, and digital transformation to help businesses scale, automate, and innovate. With expertise in AI, cloud, and enterprise applications, we empower startups, SMBs, and enterprises to stay ahead in the evolving digital world...

    Top Services:

    • Mobile App Development
    • AI Development
    • DevOps Consulting
    • Managed Services
    • Software Development
    • Show more
    Location
    Edison, New Jersey
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Portfolios Count
    16 Projects Listed
  • Reimagine the Possible

    Retail is no longer just business; it's the rhythm of connection and trust. Knoativ helps brands shed the weight of complexity, turn vision into action, create experiences that don't just sell but resonate and inspire...

    Top Services:

    • AI Development
    • Business Consulting
    • Branding
    • Digital Marketing
    • ERP Consulting
    • Show more
    Location
    Plano, Texas
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • For businesses focused on performance, scalability, and data security.

    Orthoplex Solutions builds WordPress, web, and mobile apps with built-in cybersecurity for clients like Carlsberg and CMHA. Its Toronto-based team covers healthcare, government, and nonprofits. The software development agency is best for SMBs needing a security-focused Canadian dev partner...

    Top Services:

    • Web Development
    • Mobile App Development
    • UI/UX Design
    • Software Development
    • eCommerce Development
    • Show more
    Location
    Toronto, Canada
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
  • Stunning Apps

    A top-rated UK app development company, delivering award-winning Android and iOS apps since the first iPhone...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • UI/UX Design
    • Digital Strategy
    • Show more
    Location
    York, United Kingdom
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    17 Projects Listed
  • Turning enterprise websites into growth engines with Webflow

    Were a Webflow development agency helping B2B and enterprise brands design, migrate, and scale high-performing websites built for measurable growth...

    Top Services:

    • Web Development
    • Web Design
    • SEO
    • Design Services
    • Digital Strategy
    • Show more
    Location
    Pancevo, Serbia
    Number of Employees
    Under 49
    Average Hourly Rate
    $120/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Software development | HealthTech & Security experts

    TechMagic - a full-cycle development company with strong Healthtech expertise that provides end-to-end software development services to businesses.With a proven track record of 200+ successful projects, 10+ years on the market, and 300+ experts onboard, TechMagic is your trusted partner...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Lviv, Ukraine
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Custom tech designed to drive your business forward

    Odezzi builds custom automation, AI, and software systems that turn messy processes into reliable workflows. Drawing on experience in data-heavy, regulated industries, we use modern cloud platforms to deliver maintainable tech stacks built for long-term growth...

    Top Services:

    • Software Development
    • IT Services
    • AI Development
    • Big Data Analytics
    • Cloud Consulting
    • Show more
    Location
    St. Louis, Missouri
    Number of Employees
    Under 49
    Average Hourly Rate
    $110/hr
    Minimal Budget
    $10,000 - $25,000
  • World-class software solutions.

    Alian Software is a top-rated IT services agency that provides innovative software solutions of the highest quality. They offer tailor-made IT solutions to a diverse range of clients worldwide, using the latest technologies. They are committed to delivering reliable IT solutions that create value for their...

    Top Services:

    • eCommerce Development
    • Web Design
    • UI/UX Design
    • Mobile App Development
    • Web Development
    • Show more
    Location
    Anand, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • We Turn Ideas Into Software That People Love!

    Established in 2010, AgileEngine is a privately held company that builds dedicated teams of software developers and designers. Some of the biggest names in tech and the hottest startups around the world choose us to build products loved by millions of users. Boasting the best engineers from the US, Ukraine...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Web Design
    • AI Development
    • Show more
    Location
    Boca Raton, Florida
    Number of Employees
    500 - 999
    Portfolios Count
    14 Projects Listed
  • Z1 Digital Studio

    Award WinnerRecipient of a Best Design Award for outstanding work.

    We take digital products from zero to one

    We are one of the world's top digital product studios. A team of 90+ experts creating memorable designs, scalable architectures, and future-proof code for an easy transition to the next phase of your project...

    Top Services:

    • UI/UX Design
    • Branding
    • Web Design
    • Logo Design
    • Design Services
    • Show more
    Location
    Seville, Spain
    Number of Employees
    50 - 99
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    1 Project Listed
  • AI-optimized websites for tech companies ready to dominate the future of online visibility

    Mutewind Digital is ready to build your high-converting website, intelligent automations, and SEO-first systems. We don't just design we engineer digital infrastructure that performs, grows, and works as hard as you do. We build high-performance websites backed by secure hosting, integrated AI, and a sharp...

    Top Services:

    • Web Development
    • SEO
    • WordPress Website Design
    • Web Design
    • Show more
    Location
    Hatfield, Pennsylvania
    Number of Employees
    Under 49
    Average Hourly Rate
    $135/hr
    Minimal Budget
    $1,000 - $10,000
  • Automation-first systems, AI solutions, and scalable digital products for growing companies.

    Boutique software studio focused on automation and AI. We build scalable systems that improve operations, reduce friction, and support long-term growth for startups and companies across the US and LATAM...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • AI Development
    • IoT
    • Show more
    Location
    Rosario, Argentina
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Creative UX Design, Tailored for Growth.

    Experience design studio with all development-adept designers – designing with coding restrictions in mind for an accurate final product...

    Top Services:

    • UI/UX Design
    • Product Design
    • Web Design
    • WordPress Website Design
    • Web Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
  • Your development partners for success.

    Zee Palm is a leading product development agency, specializing in the creation of Flutter-based solutions renowned for their scalability and robustness. Our expertise lies in crafting revenue-generating apps that stand the test of time, ensuring optimal performance and profitability for our clients...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Product Design
    • Digital Services
    • Show more
    Location
    Lahore, Pakistan
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
  • Your site shouldn't look like everyone else's. I build interactive sites with 3D and motion effects.

    Your site shouldn't look like everyone else's.I build immersive websites with 3D visuals, motion effects, and interactive elements...

    Top Services:

    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • UI/UX Design
    • Web Design
    • Show more
    Location
    Quezon City, Philippines
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    14 Projects Listed
  • Modern Web & AI Solutions for Business Growth.

    At Innovena, we provide modern web and AI solutions designed to drive business growth and operational efficiency. Our expert team, each with over a decade of experience, has successfully delivered tailored solutions for global brands like Coca-Cola and Porsche, as well as innovative startups...

    Top Services:

    • Web Development
    • eCommerce Development
    • Web Design
    • UI/UX Design
    • Branding
    • Show more
    Location
    Oslo, Norway
    Number of Employees
    Under 49
    Average Hourly Rate
    $136/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Trusted Digital Partner

    XOVAK is a digital development partner focused on building high-performing, scalable systems that continue to deliver value long after launch. With a strong emphasis on reliability, clarity, and long-term performance, the company helps businesses turn technology into a strategic advantage...

    Top Services:

    • Software Development
    • Web Development
    • Mobile App Development
    • AI Development
    • UI/UX Design
    • Show more
    Location
    Birmingham, Alabama
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Creative digital solutions /with a sprinkle of human touch.

    Inventiff is a full-service tech partner that helps businesses transform ideas into innovative, scalable digital solutions fast and efficiently. We specialize in building high-performing websites, custom digital products, and finding expert talent for key areas...

    Top Services:

    • Web Development
    • Web Design
    • Software Development
    • UI/UX Design
    • Mobile App Development
    • Show more
    Location
    Cluj-Napoca, Romania
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    9 Projects Listed
  • Empowering Your Business Success through Innovative Technologies and Expertise

    WebMagic builds business-driven custom software for logistics and e-commerce: web apps, Shopify automation, ERP/WMS/TMS integrations, and AI workflow automationdelivered with DevOps and cloud infrastructure for reliable production operations...

    Top Services:

    • Web Development
    • Web Design
    • Software Development
    • Managed Services
    • UI/UX Design
    • Show more
    Location
    London, United Kingdom
    Number of Employees
    50 - 99
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    3 Projects Listed
  • Digital Designers

    Based in Milan with 10+ years of experience, Addlab offers branding, positioning, web & e-commerce development, digital marketing, GEO, and AI agents. Certified partners of Shopify, Meta, Google, Klaviyo, and Semrush, we serve beauty, health, food, fashion, luxury, and hospitality brands...

    Top Services:

    • eCommerce Development
    • Digital Strategy
    • Branding
    • WordPress Website Design
    • Web Development
    • Show more
    Location
    Milan, Italy
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    11 Projects Listed
  • Brand and web studio building the website infrastructure B2B companies scale on.

    AGR Studio is a brand and web studio for B2B companies. We design and build websites on Framer, Webflow, and custom code, then run them long term as an embedded team. Clients include maritime tech group Marcura and global asset manager Janus Henderson Investors. Senior team, no handoffs...

    Top Services:

    • Web Development
    • UI/UX Design
    • Web Design
    • Product Design
    • Branding
    • Show more
    Location
    Ashdod, Israel
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • We build products like ventures because we desire to get things right.

    appleute is a venture-driven product studio...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Product Design
    • Web Design
    • Show more
    Location
    Hammelburg, Germany
    Number of Employees
    Under 49
    Average Hourly Rate
    $105/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Web & Brand Design To Elevate & Grow Your Business, Quickly

    Award-winning LA-based design studio combining strategic thinking with AI-enhanced tools to deliver fast, high-impact websites. Our streamlined solutions help growing companies launch quickly, build credibility, and connect with the right audience...

    Top Services:

    • Web Design
    • Branding
    • Digital Strategy
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Pasadena, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • AI Transformation execution, LLM, OCR, custom software engineering, legacy modernization, UI/UX

    Accelerate your roadmap with our vetted developers, architects, designers, and project managers. Our commitment to excellence and unparalleled expertise has earned the trust of companies worldwide...

    Top Services:

    • Software Development
    • AI Development
    • Software Testing
    • Big Data Analytics
    • Mobile App Development
    • Show more
    Location
    Warsaw, Poland
    Number of Employees
    250 - 499
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    12 Projects Listed
  • The Strategic Thinking and Emerging Technologies Experts

    Tap into the power of TagDev Technologies Ltd. and break new grounds with your project through strategic thinking and emerging technologies. Our team of professionals is dedicated to creating a website tailored specifically for you. Our bidirectional communication, client education, accurate management &...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Blockchain
    • AI Development
    • Show more
    Location
    Lagos, Nigeria
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
  • Custom AI & Software Development Company

    Our mission at MindInventory is to deliver innovative solutions that drive real business impact. With our extensive industry knowledge, achieving success in Software Development and related technologies is second nature. We combine expert teams and visionary leadership to solve challenges and accelerate your...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Cloud Consulting
    • Web Development
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    Location
    Ahmedabad, India
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    14 Projects Listed
  • Evoqins is your end-to-end digital product development team to maximize the scalability and reliability of the global business...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    Location
    Bengaluru, India
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    13 Projects Listed
  • Great Design Is Just The Beginning

    S25 is a founder-led, Australia-based design studio. We partner with early-stage founders and enterprise teams to design for outcomes, aligning brand, UX/UI, and product strategy with the business goals from day one...

    Top Services:

    • Branding
    • Design Services
    • Web Design
    • UI/UX Design
    • Product Design
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    Location
    Sydney, Australia
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed

JavaScript Development Company Hiring Guide

What is a JavaScript development company?

A JavaScript development company is a company that develops and maintains web applications and software using JavaScript, a widely used programming language for front-end and back-end development. Its expert developers specialize in various JavaScript frameworks and libraries, such as React, Angular, Vue.js, Node.js, and jQuery, delivering intuitive and user-friendly websites.

Businesses often seek the help of a JavaScript development agency to address challenges, such as:

  • Lack of skilled in-house talent
  • Outdated legacy systems in place
  • Limited technical expertise to handle complex projects
  • Tight development timeline
  • Budget constraints in hiring an in-house development team
  • Limited foresight of industry trends and best practices

Hiring JS development services ensures that a business’ website, software, or application has a modernized user interface and provides a seamless user experience. By partnering with a reputable JavaScript development company, businesses can unlock the full potential of their online presence, enhance user satisfaction, and drive growth.

Success story

Our team of experts handpicked this case study to emphasize the benefits of hiring a reputable JavaScript development company to drive business growth:

  • Challenge: FINN, a German-based car company, struggled with organizing its operations and automating its processes as it expands to the US. However, its current subscription system relies on older technologies like manual spreadsheets and emails. The car company needed a partner to transform its internal tools to optimize workflows and make the app easy to navigate for users.
  • Solution: Cheesecake Labs helped FINN’s existing engineering team automate its processes. It also modernized its back end and internal tools by adding key features in its customer portal, allowing users and team members to easily and efficiently perform tasks like ordering or making account changes. Using Node.js, Typescript, and a PostgreSQL database, Cheesecake Labs transformed FINN’s US operations.
  • Results: The partnership resulted in an over 1,200+ increase in subscription for FINN. The internal tools built by Cheesecake Labs also generated significant usage, with a boost of 6,000+ page views per month.

What does a JavaScript development company do?

A JavaScript development company creates web and mobile applications, websites, and interactive user interfaces using JavaScript and its associated frameworks like React, Angular, and Node.js.

It provides full-stack development services, handling the client-side (front-end) and server-side (back-end) aspects of an application. They build scalable, responsive, and dynamic solutions tailored to client needs, ensuring cross-browser compatibility and optimizing performance.

Additionally, they may offer consulting, maintenance, and integration with other technologies to ensure a seamless user experience and continuous support for ongoing projects.

Their standard services include:

  • Web application development
    Developing interactive and dynamic websites that enhance user experiences
  • Custom software development
    Developing tailored software solutions to meet specific business needs
  • Front-end development
    Designing and building the user interface of web applications, making them visually appealing, and optimizing user interface and experience (UI/UX)
  • Back-end development
    Developing the server-side logic of web applications, handling data storage, retrieval, and processing
  • Cross-platform app development
    Creating mobile apps that work on both iOS and Android platforms
  • JavaScript consulting
    Providing expert advice and guidance on JavaScript development projects
  • JavaScript maintenance and support
    Ensuring the ongoing performance and security of JavaScript applications

Success story

This case study showcases the services that enables a JavaScript development agency to deliver exceptional software systems that can contribute to boosted productivity and operations:

  • Challenge: A financial services company wanted a simple, intuitive application to manage resources, tasks, and projects. The goal was to replace Jira and Excel templates with a more comprehensive solution tailored to its specific needs.
  • Solution: DevsData Tech Talent developed a custom-built enterprise resource planning (ERP) system with advanced features, such as automated notifications and report generation. It also features robust encryption and a comprehensive permission system powered by its JavaScript framework tech stacks, namely Vue.js, SSS, Node.js, and Express.js.
  • Results: The partnership resulted in a user-friendly ERP and PM system that perfectly aligned with the client’s needs. The software surpassed Jira in terms of security and processing capabilities, becoming a core tool for day-to-day operations across business departments.

What is the typical timeline for JavaScript development projects?

The typical timeline for JavaScript development projects can take 1 to 12 months, depending on the scope, project complexity, development tools, availability and access to tech stacks and tools, and team location.

To break it down, here’s a general web app development timeline that JavaScript development companies also deploy:

PhaseTimeline

Initial planning and concept

  • Understanding the Concept
  • Market research
  • Requirement gathering
1-2 weeks

Designing the web app

  • Wireframing and prototyping
  • UI/UX design
3-4 weeks

Choosing the tech stack

  • Web application
  • Database and hosting
1 week

Development phase

  • Front-end development
  • Back-end development
  • Integration
8-12 weeks

Testing and quality assurance (QA)

  • Functional testing
  • Performance testing
  • Security testing
3-4 weeks

Deployment

  • Launch
  • Server configuration
1 week

Post-launch activities

  • Monitoring and maintenance
  • Updates and improvements
Ongoing

How much does a JavaScript development agency charge for its services?

A JavaScript development agency typically charges between $100 and $250 per hour, depending on the scope, project complexity, seniority of developers, and location.

Here’s a table showing how JavaScript developers charge differently based on where they are based:

LocationPrice
Europe€55-€125
Central or Eastern Europe€30-€65
India$20-$50

Since JavaScript has different frameworks, costs also differ based on the developer’s expertise, specifically:

Framework expertisePrice per hour
Node.js$75-$95
React$70-$90
jQuery$60-$80
AngularJS$85

On DesignRush, the top JavaScript development companies charge an average of $65/hour. 18.3% of JavaScript development agencies accept projects with a budget of under $1,000, offering basic development services. On the other hand, 4.7% of agencies require projects within a budget of over $50,000, offering custom JS development services.

Why should I hire a JavaScript development agency?

You should hire a JavaScript development agency for its technical expertise in the JavaScript programming language, from its core syntax to advanced frameworks and libraries. Beyond technical proficiency, a JavaScript development agency often strongly understands the broader web development ecosystem. This knowledge allows them to integrate JavaScript seamlessly with other technologies, creating cohesive and user-friendly applications.

Moreover, you should hire a JavaScript development agency because it:

  • Has seasoned programmers with proven expertise in JavaScript
  • Deploys efficient development processes to reduce development time
  • Mitigates common risks in the development process
  • Helps your website reach a wider audience by optimizing your website
  • Increases productivity for faster time to market
  • Improves customer experience through a well-designed and functional website

Success story

In this case study, our experts highlight the importance of choosing an agency with comprehensive skills and experience in JavaScript frameworks to transform innovative ideas into impactful applications:

  • Challenge: AskIris, a healthcare mobile application, wanted to address the challenge of hospitals’ inefficient supply rooms, where nurses and other medical professionals spend significant time searching for necessary supplies.
  • Solution: Designli developed the minimum viable product (MVP) by prioritizing easy-to-implement features using CSV workflows. To accommodate various hospital systems, the JavaScript development agency designed a customizable solution where hospitals can tailor the app to their specific needs, ensuring a seamless fit with their existing infrastructure. Designli used JavaScript frameworks like AngularJS and NodeJS, along with the cross-platform capabilities of Flutter to enable a scalable backend and a versatile app.
  • Results: The collaboration resulted in a successful working relationship between the AskIris and Designli teams, delivering the features needed for the app within budget and on time. With the successful deployment of the app, the client saw tangible improvements in a hospital’s supply room efficiency and streamlined inventory management.

How do I choose the best JavaScript development company for my business?

To choose the best JavaScript development company for your business, follow these steps:

  1. Define your project goals
    Clearly outline the objectives and outcomes you want to achieve with your project. Consider factors like target audience, functionality, and desired features. This will help you identify the right JavaScript development company to deliver your vision.
  2. Research potential companies
    Look for companies with a strong track record in JavaScript development. Use online resources, referrals, and industry listings, like DesignRush, to narrow your options.
  3. Evaluate technical expertise
    Assess the JavaScript development company’s proficiency in relevant frameworks, libraries, and technologies. Inquire about its experience with modern JavaScript features and best practices. Check if it has expertise in specific areas related to your project.
  4. Request for references
    Ask for references from previous clients to get firsthand insights into their experience working with the company. Ask about project outcomes, communication, and overall satisfaction. Online directories, like DesignRush, also offer comprehensive agency profiles with verified client feedback to help streamline your search.
  5. Shortlist companies that align with your needs
    Select five agencies with expertise that complement your project. Send a request for proposal (RFP) that outlines the scope of work, timeline, budget, and deliverables.
  6. Assess project management skills
    Understand the JavaScript development company’s project management methodologies and inquire about its tools and processes for tracking progress, communication, and risk management.
  7. Conduct interviews
    Interview key team members involved in your project to assess their technical skills and communication abilities. Discuss project expectations, timelines, and potential challenges.
  8. Test technical capabilities
    If possible, request a small-scale test project or proof of concept to evaluate the team’s skills and work ethic. This can help you assess their ability to deliver quality work and meet your expectations.
  9. Review collaboration style
    Assess the JavaScript development agency’s communication style. Consider its collaboration approach and willingness to involve you in the development process. Evaluate its ability to understand and address your feedback effectively.
  10. Evaluate pricing and terms
    Request detailed pricing information, including hourly rates, fixed-price contracts, or other payment models. Negotiate terms and conditions to ensure a fair and transparent agreement. Consider factors like payment terms, intellectual property rights, and post-launch support. Pricing and terms are important factors to consider when making your decision.
  11. Make an informed decision
    Weigh all factors, including technical expertise, project management, communication, company culture, and pricing. Choose a JavaScript development company that best aligns with your project goals and values.

Are you still looking for a JavaScript development company that can develop a user-friendly website for your business? Visit our Marketplace and share brief details about your project. Our team will recommend the five most suitable agencies for your development needs – for free.

How do I find the best JavaScript development agency on DesignRush that fits my budget?

To find the best JavaScript development agency on DesignRush that fits your budget, use filters to navigate the listing by hourly rate and minimum budget.

Here are some JavaScript development service suggestions based on our different pricing tiers:

Low Budget: 1k above
Mid Budget: 10k above
High Budget: 50k above

You can also filter agencies by location, company size, and hourly rate to customize your search according to your preferences and project needs.

What questions should I ask each JavaScript development company before hiring one?

The questions you should ask each JavaScript development company before hiring one include:

Its Relevant Background

  1. How long has your company been providing JavaScript development services?
  2. Have you worked with companies of similar size and scope to ours?
  3. Which JavaScript frameworks and libraries are you most proficient in?
  4. Can you share some of your most successful JavaScript projects?
  5. How large is your JavaScript development team?
  6. What is the average experience level of your JavaScript developers?
  7. What industry awards or recognition have you received for your JavaScript development services?
  8. Do you have an in-house UX design team?

Its Services and Processes

  1. What measures do you take to ensure code quality, readability, and maintainability?
  2. Do you follow specific coding standards or style guides?
  3. How do you identify and address performance bottlenecks in JavaScript applications?
  4. Do you use Continuous Integration/Continuous Delivery (CI/CD) pipelines for your development process?
  5. What quality assurance measures do you provide?
  6. How do you manage version control and code repositories?
  7. What security measures do you offer to protect a client’s data?
  8. How do you comply with data privacy regulations?

Related to Your Project

  1. How can you tailor the development of the application in a way that considers the target audience's behavior?
  2. What specific features or functionalities do you recommend for the application?
  3. Are there any third-party services or APIs we need to integrate with?
  4. Can you provide a timeline for completing our project?
  5. How will we communicate throughout the project, and how often can we expect updates?
  6. How do you handle unexpected delays or changes in project scope?
  7. What ongoing maintenance and support will you provide after the project is launched?
  8. How can you ensure that the application can scale to accommodate future growth?

What are the best JavaScript development companies in the US?

The best JavaScript development companies in the US are:

  • Zazz
    • 5.0 stars on DesignRush (95 reviews)
    • Top clients: JP Morgan, BBC News, PayPal, Harvard Innovation Labs
  • BitsWits
    • 5.0 stars on DesignRush (60 reviews)
    • 5.0 stars on Google (10 reviews)
    • Top clients: Grease Monkey, Beats, FitNow, Wisu
  • impalm
    • 5.0 stars on DesignRush (43 reviews)
    • 5.0 stars on Google (2 reviews)
    • Top clients: Taptin, AudiobookNow, Forte Payment System, GWU
  • Brandabl
    • 5.0 stars on DesignRush (42 reviews)
    • 5.0 stars on Google (12 reviews)
    • Top clients: Gran Coramino, Stanford University, Rich Tech Robotics, Lightspeed Venture Partners
  • Surf
    • 5.0 stars on DesignRush (39 reviews)
    • Top clients: Societe Generale, KFC, Burger King, Mars

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