Best US JavaScript Development Companies

19 Companies-Rankings updated: October 26, 2026

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × JavaScript Development × Supplements ×Clear Filters
  • Agile in Execution. Bold in Vision.

    We create world-class digital products, brands, and websites...

    Top Services:

    • Web Design
    • Digital Marketing
    • Branding
    • Web Development
    • eCommerce Development
    • Show more
    Location
    Fort Lauderdale, Florida
    Number of Employees
    Under 49
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    22 Projects Listed
  • Shopify Plus agency - Small US-based team of experts building amazing things with Shopify.

    Gapstow is your U.S.-based Shopify partner, offering custom development, strategic guidance, and fractional eCommerce leadership to brands. Let us fuel your brand's growth, streamline your eCommerce operations, and deliver the agile, personalized support you need every step of the way...

    Top Services:

    • eCommerce Development
    • Web Development
    • Mobile App Development
    • Web Design
    • Digital Strategy
    • Show more
    Location
    Strongsville, Ohio
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    16 Projects Listed
  • Your AI + Healthcare Development Partner

    Your healthcare development partner: We build digital health products that leverage generative AI to improve patient care, operation costs, and provider burnout...

    Top Services:

    • Mobile App Development
    • Web Design
    • Web Development
    • UI/UX Design
    • AI Development
    • Show more
    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed
  • We Craft Compelling Brands for the Ambitiously Bold.

    At Revelation, we excel in creating remarkable brands that blend digital innovation with tangible products. Dive into our website to discover the projects we've proudly worked on, highlighting our imaginative prowess in full swing...

    Top Services:

    • Digital Services
    • Creative Services
    • Design Services
    • Package Design
    • Product Design
    • Show more
    Location
    West Hollywood, California
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    20 Projects Listed
  • The electrifying force that will take your business to new heights.

    We're Volts Consulting, a team of design experts and marketing strategists passionate about turning your online presence into a powerful growth engine...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • Digital Services
    • Branding
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
  • Agility. Performance. Scale.

    JetSoftPro comprises a network of tech professionals dedicated to helping your business achieve its technology objectives through exceptional software development and data science expertise. Our team is committed to delivering superior solutions that drive your success...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Design
    • VR/AR
    • Blockchain
    • Show more
    Location
    Denver, Colorado
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    12 Projects Listed
  • From Clicks to Profit Pathway

    Traffic Dojo - Marketing funnels for any type of business. With over 5 years of extensive experience in affiliate marketing and a focus on crafting strategic marketing funnels, we're dedicated to delivering innovative strategies tailored to fuel your growth...

    Top Services:

    • Digital Marketing
    • PPC
    • Web Development
    • Branding
    • Content Marketing
    • Show more
    Location
    Santa Ana, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Satisfaction, Our concern

    Why Protocloud Technologies?Award Winner - TOP E-COMMERCE DEVELOPERS 2023Award Winner - Top Web Development Companies 2023Over the last 12 years, developed 800+ projectsWorked with Brands Wayfair, United Rentals, & many more.30-60 day Free maintenance period after Go-live...

    Top Services:

    • eCommerce Development
    • Web Design
    • WordPress Website Design
    • Design Services
    • Mobile App Development
    • Show more
    Location
    Stockbridge, Georgia
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    38 Projects Listed
  • Award Winning E-Commerce Marketing Agency

    All of the work we do more than pays for itself with increased trackable revenue...

    Top Services:

    • eCommerce
    • Email Marketing
    • Web Design
    • eCommerce Development
    • Web Development
    • Show more
    Location
    Schenectady, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Dedicated Team for High-Performing Websites

    We focus on refining brand positioning and user experience to grow your business online quickly. We'll create your dream website, manage it like pros, and be your on-demand resource for all design needs...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • UI/UX Design
    • Show more
    Location
    Ventura, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Your Full-Service Web Marketing Team.

    Jax Media Team, a Jacksonville SEO company, offers full SEO/SEM services for local and national businesses. We are experts when it comes to on-page optimization, social media, PPC, PR, mobile display, etc. Our clients get a full online marketing team and much more...

    Top Services:

    • Web Development
    • SEO
    • PPC
    • Digital Marketing
    • Social Media Marketing
    • Show more
    Location
    Jacksonville, Florida
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Conversion Rate Experts to Help Maximize Performance

    A leading conversion rate optimization (CRO) agency with over a decade of experience in driving measurable results. Leveraging extensive user testing and versatile platform expertise, the agency delivers tailored strategies to enhance user experiences and boost revenue...

    Top Services:

    • CRO
    • Digital Strategy
    • UI/UX Design
    • eCommerce Development
    • Web Development
    • Show more
    Location
    Jacksonville, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Where a fine art approach to web and media content meets technical precision and care.

    Working with clients to create a natural aesthetic and integrated technologies for web and print communications since 2016...

    Top Services:

    • Web Design
    • Web Development
    • Video Production
    • Graphic Design
    • Branding
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $90/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Custom software for digital health and medtech

    26bitz builds custom software for healthcare: patient apps, AI tools, embedded device software, cloud backends, and HL7/FHIR integrations. We work with clinics, medtech companies, digital health startups, and nonprofits...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • IT Compliance Solution
    • ERP Consulting
    • Show more
    Location
    Arlington Heights, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
  • Shopify Development Partner For Growing Ecommerce Brands

    OptraSeven builds and optimises Shopify stores for ecommerce brands custom themes, apps, and conversion-focused storefronts...

    Top Services:

    • eCommerce Development
    • Web Development
    • Web Design
    • CRO
    • Software Testing
    • Show more
    Location
    Albuquerque, New Mexico
    Number of Employees
    Under 49
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    24 Projects Listed
  • Better Tech, Better Life

    Woltrio is a healthcare technology and software development company specializing in custom digital solutions for healthcare providers, health systems, and digital health organizations. It combines healthcare expertise with modern software engineering to develop secure, scalable, and compliant systems that...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Software Testing
    • DevOps Consulting
    • Show more
    Location
    Denver, Colorado
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • We Help Clients Define. Design. Build. Market.

    Doors Studio LLC is an Austin-based digital agency helping businesses build stronger brands and grow online. We bring together creative thinking, smart strategy, and digital expertise to deliver web development, digital marketing, brand communication, content marketing, and video production. Our approach...

    Top Services:

    • Digital Marketing
    • Web Development
    • Branding
    • SEO
    • Graphic Design
    • Show more
    Location
    Austin, Texas
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Let's Build Your Dream Today

    We are CodeCraft Studios LLC, proudly based in Miami, Florida. We're not your typical marketing company that says they are the "#1 Marketing Agency." We are a team of experts who will stay with you and help you dominate your competitors. We stay with you, from start until finish, and deliver results that...

    Top Services:

    • Web Design
    • SEO
    • eCommerce Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    Florida, New York
    Number of Employees
    Under 49
    Average Hourly Rate
    $68/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Simply Smarter Digital Solutions

    Stack Digital builds custom-coded websites for service businesses, hosted on AWS and designed to turn search traffic into phone calls. Based in St. Charles, Missouri, we pair each site with local SEO, Google Business Profile optimization, and GA4 conversion tracking so owners can see exactly what their...

    Top Services:

    • Digital Services
    • Digital Strategy
    • Web Design
    • UI/UX Design
    • Web Development
    • Show more
    Location
    Harrisonville, Missouri
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
    Portfolios Count
    8 Projects Listed

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