Best California Node.js Development Companies

380 Companies-Rankings updated: August 20, 2026

DesignRush vets all agencies based on professional qualifications and verified customer feedback to help you choose confidently. Some featured agencies maintain paid sponsorships.

United States × California ×
  • Nice, Fast, Affordable Website Packages With Everything Included.

    Rocket Ivy is a San Diego based web solutions agency founded in 2017. With a compact team of fewer than 50 professionals, the firm offers all-inclusive website packages that combine design, hosting, maintenance, SEO, and performance optimization. Aimed at startups, small businesses, and content creators...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
  • Designed for the future. Engineered today.

    A-CX is a boutique software design and development partner empowering businesses focusing on Approachable AI and Secure Cloud solutions. We deliver user-centered software development services through cutting-edge design and robust engineering that drive smarter, scalable outcomes...

    Location
    San Jose, California
    Number of Employees
    Under 49
    Portfolios Count
    6 Projects Listed
  • AI-First Engineering | Agentic AI | Product Engineering | Enterprise Software | Digital Transformati

    Appventurez is a global AI and digital transformation company specializing in custom software, mobile app, web, and enterprise application development. We build scalable technology solutions that help businesses innovate, automate, and grow...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • Solve-Automate-Scale Leveraging Technology for your Business

    YES IT Labs is a top software development company delivering innovative, high-quality solutions tailored to client needs. Our expert team uses cutting-edge technology to turn ideas into reality. Services include custom software, mobile/web apps, IT consulting, and more...

    Location
    Laguna Beach, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Award-Winning Mobile Design & Development Agency with AI Expertise

    Utility is a premier digital product agency specializing in custom mobile apps, web platforms, and AI-powered solutions for forward-thinking startups and global brands including Airbnb, Coca-Cola, Samsung, the NBA, and Forbes...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    1 Project Listed
  • AI-Powered Software Development For a Smarter Future

    Auspicious Soft is a USA-based custom software, web & mobile app development company with 8+ years of experience serving startups, SMEs & enterprises across healthcare, fintech, logistics & more...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Aiming to Achieve Your Business Goals Through Technology

    Code Genesis is a full-stack development company dedicated to building scalable and secure digital platforms. We combine expertise in cloud, automation, and modern software engineering to create solutions that are both innovative and reliable. Our mission is to deliver technology that not only meets todays...

    Location
    Santa Clara, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
  • Software Development Company

    Artjoker is a professional software development company based in the USA, specializing in providing a wide range of digital services. We offer scalable IT solutions for businesses, including mobile application development, DevOps, and cloud services...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    7 Projects Listed
  • Leading AI-Powered Software Development Agency.

    Zignuts Technolab is a top-rated Web and On-demand Mobile App development company in the USA, Germany, and India. We strive to excel in the invention and development of the industry’s most advanced technologies. We will help you to make your digital dreams in on your hand...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Portfolios Count
    1 Project Listed
  • Every Move Is for the Product.

    Ardas is a SaaS-centric shop with a focus on reaching business success rather than technologies or methodologies...

    Location
    Irvine, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    11 Projects Listed
  • Empowering Businesses to Become AI Ready and Data Driven

    Third Rock Techkno is an AI-driven product engineering company specializing in AI-powered education platforms, generative AI solutions, and scalable digital products for startups and enterprises...

    Location
    San Jose, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • DYODE

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    Scale eCommerce growth with a team thats done it before

    DYODE is an industry-recognized eCommerce agency based in Fullerton, CA (Orange County), founded in 2016 by two former heads of eCommerce from PacSun and Tilly's. Staffed with industry veterans, the team has sat on the brand side and operates as an extension of your team, not a vendor. With 200+ brands served...

    Location
    Fullerton, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
  • We Design and Develop with Innovation

    Creasions, an digital advertising Dallas Agency, offers top-notch digital marketing strategies that will help your business stay ahead of the competition. Our digital marketing services are designed to increase your online visibility and help your website rank higher on search engines...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $80/hr
    Portfolios Count
    8 Projects Listed
  • Built By Engineers Who Understand Healthcare

    HIPAA Software Development is a dedicated healthcare technology solution hub operated by Taction Software, focused on delivering secure, scalable, and fully compliant healthcare software solutions for organizations across the United States. Taction Software® (Taction Software LLC) is a registered U.S...

    Location
    Sacramento, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • Delivering Technology Solutions.

    Since its inception in 1999, Drish Infotech has been a pioneer in delivering cutting-edge technology solutions globally. Headquartered in Silicon Valley with an additional office in Saratoga, CA, and a proficient backend development team in Chandigarh, India, Drish has firmly established itself as a prominent...

    Location
    Saratoga, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    10 Projects Listed
  • Your Vision, Our Creative Expertise.

    Whether its web design, photography, videography, or copywriting, our creative team works closely with you to bring your vision to life with a perfect blend of artistry and precision...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Developing The Best Mobile Apps

    Appingine is a top app development company in the U.S., known for turning bold ideas into powerful mobile experiences. We create award-winning apps that consistently earn recognition and visibility on the App Store and Google Play. Our team is dedicated to delivering high-quality, user-focused solutions that...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
  • Creating amazing software products!

    CognitiveClouds is a custom software product and consumer app development company with a reputation for excellence in creating tailored software solutions...

    Location
    Fremont, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    5 Projects Listed
  • A senior product team, on subscription.

    Growing companies that need software built well, without hiring a product organization to do it. One subscription, priced by intensity: Automate for recurring manual work, Build for a priority backlog, Guided when there is no product-management layer. Mobile, IoT, cloud, AI...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Leading the Way in IT Solutions and Staff Augmentation

    CIS, established in 2003, is a global leader in IT and Staff Augmentation. Serving over 2100 clients across 100+ countries, our comprehensive services range from custom software development to digital marketing. Our recognized certifications and partnerships set us apart as a top choice in our field...

    Location
    San Jose, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
  • High-Quality Software Solutions

    CT Software Solutions offers custom development using quick, dependable, and technologically sound techniques...

    Location
    Pasadena, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
  • Beautiful Products That Connect People

    Tesuji is a dynamic team of software design and development experts committed to bringing IT products to life, from augmented reality pet games to social platforms for live streaming. As a creative engineering and design agency, Tesuji prioritizes pragmatic construction, employing proven yet modern...

    Location
    Nevada City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $25,000 - $50,000
  • Better Outsourcing

    Hamedia is comprised of highly trained individuals who are experts in their respective fields. We take great pride in our ability to provide our clients with the best talent available. Whether you need sales professionals, marketing experts, or customer service representatives, we have team members who can...

    Location
    Irvine, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $7/hr
    Minimal Budget
    $10,000 - $25,000
  • Local It Support You Can Count On.

    Our team of IT experts can assist you with a number of web development, computer, and network related issues. We do it all from website design and creation to virus removal, data backup and system diagnostics, as well as VPN setup and ongoing network support. We have operated in the Coachella Valley for...

    Location
    Palm Desert, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
  • The Soul Is The System

    Soulcraft Agency helps businesses with agentic marketing, including SEO/AEO/GEO, content, and AI advertising. We put systems in place so that your marketing will run autonomously...

    Location
    San Mateo, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $1,000 - $10,000
  • A WooCommerce Development Agency

    CoSpark, a leading WooCommerce development agency with 15+ years of experience, specializes in crafting exceptional eCommerce solutions, generating over $300 million in annual revenue for clients. Renowned for full-stack development, customizations, and ongoing maintenance...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Innovative Web & Custom Soft Development Solutions

    DESIGN, DEVELOP, DEPLOY!!! The PRIME is a team of highly skilled and experienced professionals in the field of Web Development and Custom Software Development PRIME means - Punctuality, Quickness, Honesty and Professional work! WE HAVE GOT YOU COVERED!!!...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Scale Your Business Faster

    Vix Media Group empowers businesses by providing expert guidance for organic growth. Our team of industry professionals collaborates to deliver impactful, results-driven campaigns. We build meaningful partnerships, focusing on our clients unique goals to drive significant outcomes...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
  • Design. Development. Marketing.

    As a Fractional CDO, I partner with businesses to take complete ownership of their digital landscape. When I step into a business, I understand the core mechanics, build the necessary digital infrastructure, and execute until we see real ROI. You know the digital side of your brand is in the right hands...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Your Trusted Partner for Outsourcing IT Projects

    TPLEX is a software outsourcing company. We provide companies with top tech talent and product development expertise...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • Custom Enterprise Software Development Company in USA

    Custom Software Development and IT Consulting Company...

    Location
    San Jose, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • Build Mobile Apps that Grow Your Business

    MetaCTO will transform your vision into impactful mobile apps that drive new revenue, attract more customers, and keep them coming back longer. Our mission is to make your business a technology leader in your field...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • Crafting Bold Brands That Drive Conversions

    White Rabbit emerges as a prominent creative design agency based in LA, renowned for its team comprising highly skilled individuals dispersed globally. Leveraging diverse international perspectives and extensive creative backgrounds, our agency gains a distinct edge, allowing us to curate stunning designs...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
  • Building the Future, Code At A Time

    Ambsan Digital is a full stack company specializing in high-performance web and mobile app development. We transform ideas into scalable digital products, offering end-to-end services from UI/UX design and custom web platforms to native and cross-platform mobile applications. Our expert developers focus on...

    Location
    California City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Anmel Transforms_ Digital Success.

    Anmel is proven to boost productivity by up to 60% and efficiency by 45% for startups and enterprises alike. Trusted by businesses globally, Anmel delivers tangible results, driving success and growth in today's competitive market landscape...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $25,000 - $50,000
  • Scaling New Heights

    At HyScaler, we're driven by a mission to be your trusted partner in achieving transformative business objectives. Our global vision focuses on harnessing cutting-edge technologies to craft sustainable, intelligent, and secure solutions...

    Location
    Santa Clara, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
  • Top AI & Mobile App Development Company in Dubai

    Code Brew Labs is a leading AI and mobile app company in Dubai. Our highly trained developers make the best out of your ideas to build a brand of great heights...

    Location
    San Diego, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • AI Driven Digital Marketing Services For Law Firms

    California Lawfirm SEO is a digital marketing agency specializing exclusively in search engine optimization (SEO) services for attorneys and law firms across California. The agency helps legal practices improve organic search visibility, achieve first-page Google rankings, and attract prospective clients...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $90/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Healthcare AI, App & Software Development Company in San Diego, CA

    bitcot is an award-winning digital transformation company that leading organizations, healthcare providers, and health tech innovators trust for custom solutions in web, mobile, AI, and automation. AI-powered software that actually moves the needle...

    Location
    San Diego, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Portfolios Count
    10 Projects Listed
  • Your online presence may be costing you customers. We fix that.

    Your online presence may be costing you customers. We fix that that with custom websites that convert and the SEO/AI Search strategies to get them noticed...

    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Portfolios Count
    4 Projects Listed
  • Isadora Digital Agency

    VerifiedVerified by the DesignRush team for authenticity and credibility.

    Digital Evolution For Business

    Leading brands turn to us at pivotal moments of digital evolution. Our global creative team fuses story, technology, and design to make experiences that captivate and convert. Our web design agency helps enterprise brands and market leaders navigate digital, evolve profitably, and launch unforgettable...

    Location
    Manhattan Beach, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $165/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    2 Projects Listed
  • Your Digital Growth Partner

    Sadja WebSolutions is a digital agency focused on creating custom websites, mobile apps and digital marketing to grow brands online. We help companies around the world increase their online presence and ROI through design, development and online marketing...

    Location
    Torrance, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Where Technology Meets Purpose

    Aphelia Innovations, an ISO-certified software development and digital transformation company, empowers startups, SMEs, and enterprises in the US, Europe, and APAC region. With expertise in outsourced software development and on-demand engineering teams, we deliver top-notch services...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • Turn Clicks Into Clients With Bold, Conversion-Driven Design

    Liquid Light Design & Marketing specializes in crafting modern, high-impact websites for professionals, startups, and established businesses. Our expertise spans custom web design, comprehensive branding strategies, SEO marketing to enhance online visibility, and AI-driven business consulting for smart...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Building brands that lead, from coast to coast.

    LANY is a strategic PR, digital marketing, and web agency...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    7 Projects Listed
  • Driven Companies Towards Their Digital Transformation

    We are a company specialized in software development for mobile platforms, portals and electronic commerce since 1991...

    Location
    Concord, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $24/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • A design and investment firm for founders.

    Zypsy is a design and investment firm for founders. We design, build, and engineer the brand, product, and websites that exceptional teams use to earn trust from customers, investors, and talent. We invest in the founders we believe in...

    Location
    Covina, California
    Number of Employees
    Under 49
    Portfolios Count
    2 Projects Listed
  • Best award-winning software development company in South Korea.

    Time Tec South Korea is a top-rated, multi-award-winning software development company providing a full suite of services and solutions like mobile application development, software development, Microsoft Dynamics 365 development, web development, ServiceNow consulting, and cybersecurity consulting to small...

    Location
    Roseville, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Empowering Omnichannel Conversations that Drive Business Success

    Kenscio empowers brands with end-to-end omnichannel marketing, delivering personalized, data-driven engagement across email, SMS & WhatsApp...

    Location
    California City, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $20/hr
    Portfolios Count
    7 Projects Listed

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