Our expert analysts have ranked the best eCommerce development companies in California that build intuitive online stores to help you turn visitors into paying customers. Filter them by portfolios, budget, client reviews, industry reputation and more to find the right fit for your brand.

Best California eCommerce Development Agency Rankings

76 Companies - Rankings updated: August 19, 2026

Each agency listed on DesignRush is assessed for industry expertise and customer testimonials are evaluated in order to provide you with a vetted selection. Certain listings represent paid partnerships.

United States × California ×
  • Transform Your Business Using Our Digital Solutions!

    We are a web and AI development agency helping startups and businesses build scalable digital products. Our team specializes in modern web applications, AI integrations, automation systems, and SaaS platforms. From idea to deployment, we focus on creating fast, secure, and user-friendly solutions that help...

    Location
    Tracy, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Affordable & Premium Web Development Company

    Royce Web Solutions is a full service digital agency specializing in custom websites, e-commerce stores, SaaS platforms, and AI-Powered web and mobile apps. We help startups and businesses turn ideas into fast, scalable and user-friendly digital products...

    Location
    Mountain View, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $1,000 - $10,000
  • Dedicated A/B Test Development & Implementation Agency

    BrillMark is an agency who dedicatedly does A/B test development for the Top CRO and Marketing Agencies across the Experimentation Industry. Specialied in eCommerce development, Shopify development, Wordpress Development and Custom front end development needs...

    Location
    Hayward, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
  • Creating Win-Wins For All

    Were not just an agency, a studio, a consultancy, or a digital shop were all of them combined. Thats what makes TinyWins truly unique. From Salesforce to Slack, and Stanford to Samsung (just to name a few), we've spent the past seven years building and continually earning the trust of some of the worlds most...

    Location
    Santa Monica, California
    Number of Employees
    50 - 99
    Portfolios Count
    1 Project Listed
  • Transforming Ideas Into Digital Success

    Appicoders builds high-performance mobile and web applications designed to accelerate business growth. With expertise in strategy, design, and development, we create scalable digital experiences that drive engagement and deliver measurable results...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • Let's Build Tomorrow Together.

    We are a brand and software development agency specializing in building eCommerce, iOS, and feature-rich websites and apps that move your business forward...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $185/hr
    Minimal Budget
    $10,000 - $25,000
  • Proven Excellence Through Custom Web Design and Development Services.

    Allusive Digital is a creative and marketing agency that helps businesses grow through branding, web design, content development, and digital marketing. The agency blends thoughtful strategy with polished creative execution to help clients increase visibility, strengthen their identity, and connect with their...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
  • Custom software development firm

    Greensighter is a full-cycle software development studio. We build custom software, AI agents, and MVPs...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
  • Shaping The Future With Cutting-Edge Solutions

    Cronos Consulting Group, Inc. is an SBA-certified 8(a) professional services and technology consultancy headquartered in San Diego. The agency helps enterprises and public sector organizations navigate digital transformation, streamline operations, and deliver modern, scalable technology solutions from...

    Location
    San Diego, California
    Number of Employees
    Under 49
  • Building Intelligent Software Solutions

    Cygnis Media, a top-tier custom software development company and leading IT consulting service provider in the USA, is synonymous with excellence. They specialize in creating bespoke software solutions tailored to meet diverse business needs. With a keen eye for innovation and a customer-first approach...

    Location
    Pleasanton, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • A Leading Web Design & Development Agency

    Web Design Mechanic creates clean, custom websites and digital experiences build to match your business goals. "No templates", just thoughtful design and smart development. We also offer digital marketing services like, Search Engine Optimization, Social Media Marketing, Online Reputation Management, and...

    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Design, SEO, and strategy that actually works.

    Pure Junk Media is a full-service digital marketing agency specializing in SEO, web design, social media management, branding, and online advertising. With more than 25 years of experience, we help businesses improve visibility, attract leads, and achieve measurable growth. Our services include SEO audits...

    Location
    Hemet, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
  • Helping Local Businesses Rank Higher, Get More Customers & Grow Revenue.

    Top Local SEO Services LLC is a leading SEO & Web Design agency in Los Angeles. We help small & local businesses rank higher on Google, get more customers and grow revenue. We specialize in home service businesses and provide Local SEO, GBP Optimization, Technical SEO, Link Building, & Web Design...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Leading Software Development Company

    InfoSwift Corp is a technology consulting and software development company with over 15 years of experience serving clients across the United States. The company specializes in next-generation technologies, data solutions, artificial intelligence, and enterprise software development...

    Location
    Irvine, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
  • We Build Digital Products, Experiences, And Systems ‍that Matter.

    Born West is a creative tech agency. We turn ambitious ideas into working software from inception to launch. Our senior strategists, designers, and engineers work as one team to shape digital products, AI-powered tools, platforms, and experiences that are thoughtful, scalable, and built to ship...

    Location
    Concord, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
  • Strategic and reliable eCommerce solutions

    The ECOM Automization, a leading eCommerce automation company, provides strategic and reliable eCommerce solutions for mid sized and enterprise level brands...

    Location
    California City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Design That Works SEO That Wins

    Blending design, performance, and SEO, We build websites that don't just look great they deliver results. With 9+ years of expertise we ensure every project is fast, secure, and aligned with your brands goals...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $1,000 - $10,000
  • Websites That Keep Working After Launch

    Digital Anchor is a San Diego web systems studio for small businesses, nonprofits, and growing teams. We rebuild dated websites, take over WordPress installs nobody wants to touch, and keep search rankings intact through the move. After launch, we stay on as the people you call when something breaks...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • SEO Is Extinct

    Gobiya is a precision-engineered growth and recovery agency specializing in Semantic Search, Generative Engine Optimization (GEO), and high-converting web architecture for market leaders...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $120/hr
    Minimal Budget
    $1,000 - $10,000
  • NTD Digital is a data-driven digital marketing agency specializing in Generative Engine Optimization (GEO), SEO, paid media, and AI-powered marketing optimization. We help brands improve their visibility across both traditional search engines and emerging AI-powered platforms through Generative Engine...

    Location
    Santa Clara, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Strategies That Perform.

    Founded in 2013 in Riverside, California, Raincross is an award-winning performance marketing and advertising agency with a team of 1150 employees. The agency specializes in full spectrum digital solutions including web design, SEO, paid media, programmatic advertising, branding, and consultancy helping...

    Location
    Riverside, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $1,000 - $10,000
  • Design. Develop. Dominate.

    A modern digital studio building high-performance websites, SEO systems, and growth platforms for brands that want real results not just visuals...

    Location
    Roseville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $1,000 - $10,000
  • Lukasa is a next-gen consulting partner helping organizations transform through data modernization,

    Custom Software that Actually Works the Way You Do...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
  • You Think We Will Deliver

    TechMave Software LLP delivers innovative web, mobile, and AI solutions tailored to business needs. Our team combines creativity, technology, and strategy to build impactful digital products that empower brands globally...

    Location
    Mountain View, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $11/hr
    Minimal Budget
    $10,000 - $25,000
  • A Headless Commerce Agency

    RW Infotech is a Dubai-based digital agency specializing in custom web development, headless CMS integration, and scalable digital solutions. Founded in 2012 and originally established in India, they now have operations in Dubai, USA, and Australia, serving clients globally...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Empowering Businesses Through Innovative Software Development

    TechnoBrains Business Solutions is a global software development and AI solutions company founded in 2009, delivering custom web, mobile, AI, and enterprise software solutions for startups, SMEs, and established enterprises worldwide. Headquartered in Ahmedabad, India, with a presence in the United States...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000

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