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

339 Companies - Rankings updated: August 19, 2026

Every agency on DesignRush meets evaluation criteria around expertise and client feedback to empower informed choices. Some listings include paid partnerships.

United States × California ×
  • We develop high quality, SEO ready WordPress and Shopify websites for businessessince 2008.

    We develop high quality, SEO ready WordPress and Shopify websites for businesses—since 2008. We help websites and ecommerce businesses increase performance and sales through online marketing and SEO...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    11 Projects Listed
  • Blending Creativity, Technology, and Strategy To Shape What Matters Most.

    Mattered is an award-winning digital marketing agency specializing in email & sms marketing, branding & design, development, and paid media. We are a people first agency, dedicated to putting our clients and their customers at the center of everything we do...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • Transforming businesses with custom AI development

    Xicom has been building software and mobile apps that moves businesses forward. Over 20+ years, we have grown into a trusted AI development company, delivering 1800+ projects to 750+ clients across 50+ countries, including startups, SMBs, and enterprises...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
  • Your Software Development Partner Where AI Innovation Meets Engineering Excellence

    Founded in 2000, Radixweb is a global leader in AI-driven software, product engineering & digital transformation. With 25+ yrs, 650+ experts & 5,500+ projects for 3,000+ clients in 25+ countries, we deliver cloud & AI solutions across industries, driving innovation, agility & growth...

    Location
    Artesia, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Portfolios Count
    24 Projects Listed
  • Experience Bitscape's Tech Excellence: Your Boutique OpenText ECM Partner

    Bitscape: Your boutique OpenText ECM partner, crafting software solutions with Microsoft excellence. With our agile solutions, premium support, compliance standards, and 1,500+ successful projects, we are trusted by 500+ high-profile companies across industries...

    Location
    Santa Fe Springs, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $105/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    9 Projects Listed
  • Ripening Ideas Into Apps

    RipenApps Technologies is the leading mobile app development company which is headquartered in USA and successfully running in other locating countries including India, UAE, Germany...

    Location
    Ontario, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    21 Projects Listed
  • Propel Your Digital Marketing to New Heights

    Elevate your brand to new heights, surpassing competitors with our customized strategies, cutting-edge best-of-breed marketing techniques, and a relentless commitment to maximizing your return on investment...

    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $145/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • We Create Websites That Drive Business and Grow With You.

    True Social Marketing stands as a dedicated provider of professional and cost-effective digital solutions catering to businesses across the United States. Our array of services encompasses Web Design and Development, Holistic SEO, Social Media Marketing, Email Marketing, and Custom Content Creation...

    Location
    Folsom, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • Revenue Rise

    Verified Verified by the DesignRush team for authenticity and credibility.

    Award-winning design. Systems that close deals.

    Revenue Rise builds award-winning websites and client acquisition systems for mortgage brokers and realtors across the US and Canada. 412+ clients. $863M+ in transactions influenced...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $97/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Digitally Disrupting Dullness.

    Creative27 is a multi-disciplinary digital product design and development agency that drives lightning-speed digital innovation...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $500/hr
    Portfolios Count
    7 Projects Listed
  • Website Design and Development Agency.

    EcombitHub is a Shopify development agency that specializes in providing custom solutions for e-commerce businesses. With expertise in custom theme development, app integrations, and performance optimization, help businesses create seamless, scalable online stores that drive growth and enhance customer...

    Location
    California City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Transforming Ideas into Impactful Digital Solutions.

    Rivo Agency is a leading custom software development firm dedicated to delivering innovative web and mobile solutions. With a focus on industries like healthcare, e-commerce, and construction, our expert team harnesses the latest technologies to create secure, scalable applications that drive business...

    Location
    Citrus Heights, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
  • We Build Technology for Brand Marketers and Agencies

    Oshyn partners with some of the world's best brands and creative agencies to create exceptional digital marketing solutions. By providing services, technology, and platforms, we enable creative talent to focus on what they do best: create amazing work...

    Location
    Cypress, California
    Number of Employees
    50 - 99
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects 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
  • 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
  • California Digital Marketing Agency

    QunsTack - California Digital Marketing Agency is your Performance-Driven Partner for scaling brands online. Based in Sonoma, CA, we leverage over a decade of proven expertise in SEO, paid media, and custom web solutions to deliver bespoke strategies that consistently elevate visibility...

    Location
    Sonoma, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects 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
  • Be Unmistakable.

    Inward Studio, rooted in the creative vibes of Los Angeles, specializes in transforming brands with a fusion of strategic insight and artistic flair. Founded in 2020, our globally remote team crafts custom digital solutions, from compelling brand identities to innovative web designs and targeted marketing...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 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
  • Empowering Digital Success With Cutting-Edge Solutions and Proactive Excellence

    Webential is a top digital agency specializing in web development, digital marketing, and design services. With over a decade of experience, they offer SEO, PPC, custom web development, and e-commerce solutions...

    Location
    Foster City, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
  • Innovation Through Automation

    Blac Flag is a full-service creative, development, and growth partner for brands that need more than pretty pictures. We design and build high-performing sites, apps, and automations, then back them with SEO, email, and paid media that actually drive revenue...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    6 Projects Listed
  • Trusted Shopify Experts & Partners

    Founded in 2015, Ecommerce Pro has become one of the most trusted Shopify expert agencies worldwide, serving clients from all industries. With expertise in new launches, redesigns, and seamless migrations, we've successfully completed over 100+ projects globally...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • 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
  • When UX & AI Both Matter

    Our PORTFOLIO INCLUDES marketplaces, e-commerce, workflow automations, AI assistants, corporate websites, banking apps, data warehouse initiatives, and more...

    Location
    San Mateo, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $37/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Guiding Organizations Towards a Brighter, More Accessible Future

    Since 2009, 181 Creative Agency has been serving a wide variety of businesses and organizations with quality website design and accessibility services. We create responsive, user-friendly digital experiences that engage visitors while ensuring accessibility for all users...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    5 Projects Listed
  • A Data Innovation Company

    Predikly LLC, is a Silicon Valley-based AI-ML RPA company and a trusted Global Technology Partner for enterprises and start-ups to Deliver Actionable Business Insights using building AI-ML enabled data platform and applications...

    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Dedicated Virtual Assistants To Power Enterprises

    Ecomva provides virtual assistant services and e-commerce SEO services to help businesses grow online. Our team of experienced virtual assistants can help you with a variety of tasks, including customer service, social media management, email marketing, and more...

    Location
    Fremont, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    3 Projects Listed
  • Deploy Dream Applications From Scratch

    Our team of over 200 IT experts and engineers harness the power of contemporary technologies, advanced frameworks, and innovative methodologies to deliver unmatched and top-notch outsourced services from India...

    Location
    Sunnyvale, California
    Number of Employees
    100 - 249
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • More Than a Decade Old Shopify Experts

    With a track record dating back to 2010, our team of Shopify developers has been instrumental in helping our clients achieve sales exceeding $100 million...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
  • We Manage the Marketing You Dread.

    Semtrak invites you to leverage our business development expertise cultivated over 15 years of collaboration with prominent U.S. brands. Our specialization lies in harnessing the potential of Google Ads and implementing effective SEO strategies to propel the growth of your business and elevate the online...

    Location
    Laguna Niguel, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $90/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
  • The best Next.js & Sanity agency

    Roboto Studio is a Next.js and Sanity agency in San Francisco. We build headless content platforms for companies that have outgrown their CMS, so marketing teams can publish without waiting on a developer. Recent work includes Tray.ai, Topaz Labs and Slingshot Bio...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    8 Projects Listed
  • Technology, Innovation, Inspiration

    Mob Inspire is a software development company carrying an ambition to improve software standards used in various industries. Our solutions assist startups to attain stability and enable businesses to eliminate vulnerabilities in their tech infrastructure...

    Location
    Palo Alto, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • Crafting The Future Of Commerce

    We build the worlds fastest, most flexible digital storefronts for growing brands. We delight customers with personalized journeys, wherever they shop and turn traffic into revenue...

    Location
    Del Rey, California
    Number of Employees
    100 - 249
  • Find, Monetize, & Retain Your Ideal Customers.

    Velocity Growth provides a comprehensive suite of services centered around growth marketing. Our offerings encompass content, training, and consultancy, all aimed at propelling you toward your growth objectives...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Portfolios Count
    2 Projects Listed
  • Products And Experiences Should Be Enjoyable

    Marker Seven designs and delivers production-ready connected systems and enterprise-grade digital platforms, helping teams take complex, device-backed and AI-enabled ideas from prototype to reliable, real-world solutions...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $175/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 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
  • Elevate your eCommerce.

    i95Dev is your one-stop-shop for all your customer experience, eCommerce, and integration needs. We specialize in designing, developing, and maintaining B2B/B2C integrated omni-channel eCommerce solutions on Magento, Shopify, and BigCommerce. Our products and solutions are designed to enable clients to reach...

    Location
    Burbank, California
    Number of Employees
    500 - 999
    Minimal Budget
    $25,000 - $50,000
  • Focused On Results That Actually Matter

    Codexelle is a website design and digital marketing agency based in London, New York, and Paris, distinguished by its expertise and ambition to drive the growth of the brands and businesses we collaborate with while shaking up their competitors...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • Appstem Designs and Develops Custom Software To Help Our Clients Solve Complex Business Problems.

    Appstem is a full-service mobile strategy, design and development agency, Based in San Francisco, Appstem has delivered over 200 apps with a team of experts specializing in strategy, QA, development and UI/UX design...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed
  • Only Vibrant Designs that Resonate

    Uptown Logo Design is a prestigious logo design company with a decade of experience in crafting captivating brand identities. Our comprehensive branding solutions include logo design, web development, and more. We aim to tell your brand's story, stimulate growth, and forge profitable connections...

    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed
  • Website That Capture Attention & Drive Results

    VegaOne Trusted name in the field of digital marketing in California, Los Angeles. our most strong working areas included SEO, social media marketing, Web design & development including WordPress, Shopify, Ecommerce, Magento and custom CMS based website...

    Location
    El Segundo, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    Under $1,000
  • Pushing Brands Further.

    Burbon Studios is an end to end power house crafting forward thinking brands, accompanied by best in class practices & brilliant design...

    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project 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
  • Web Design & Development Company Anchored in Los Angeles, CA

    We're a leading web design & development company in Los Angeles, CA – Specializing in UI/UX Design, Web Design, Product Design, & Web Development...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • Mobile App and Web Designing Company in California

    At Raindrops Infotech, we prioritize your success through expertise, innovation, and unwavering support. Our skilled team customizes solutions that align with your vision, ensuring you achieve your business goals efficiently. Let us partner with you on this journey!...

    Location
    Garden Grove, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • 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
  • 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
  • Isadora Digital Agency

    Verified Verified 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
  • Turning Ideas Into Results!

    Design and Marketing Agency located in Los Angeles! Here your company is value. We're here to boost your digital presence and maximize your growth potential...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Portfolios Count
    5 Projects Listed

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