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

303 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 ×
  • Growth Partner for Strategic Innovation

    At Make My Brand (MMB), we transform ideas into industry-leading brands using our proprietary Brand Development Lifecycle (BDLC) framework. We deliver measurable growth through tailored strategies, real-time insights, and flexible models including Growth-as-a-Service, Staff-as-a-Service, AI Innovation, and...

    Location
    Emeryville, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $15/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    20 Projects Listed
  • Custom Software Development

    Coreteka is an IT services provider with R&D offices in Eastern Europe and 8 years of experience in custom software development. We have offices in Irvine (the USA), Wroclaw (Poland), and Kyiv (Ukraine)...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Portfolios Count
    13 Projects Listed
  • Cider Is the Leading Software Development Company in the San Francisco Bay Area.

    Cidersoft builds compelling apps and websites that will strengthen the success of your business...

    Location
    San Ramon, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $65/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • We Authentically Care & Deliver

    Want to boost your revenue? We create high-converting, future-proofed websites, apps, and brand assets...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 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...

    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
  • A Full Service Digital Solution Agency

    AFX WEB STUDIOS operates as a comprehensive web design agency, dedicated to facilitating the expansion of businesses' online presence. Our team comprises seasoned professionals with a specialization in crafting visually captivating and user-centric websites, offering local SEO expertise to enhance search...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $2000/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • Olifant Digital

    Verified Verified by the DesignRush team for authenticity and credibility.

    Full-Service Amazon Agency for PPC, SEO & Account Management

    Olifant Digital is a full-service Amazon agency and Amazon PPC agency for established brands that want profitable growth managed entirely by senior Amazon specialists with 7+ years of experience, with no work delegated below senior level...

    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • AI | Gen-AI | Blockchain | IT Staff Augmentation | Mobile App

    Quytech is a leader in digital innovation of global startups, SMEs, and Fortune 500 organizations. With 14+ years of experience and strong technology expertise, we deliver digital-first experiences that help businesses stay competitive. View the Quytech Reviews, Portfolio, and Services...

    Location
    Walnut, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    12 Projects Listed
  • AI-First Company for Rapid Product Development

    We are global web3.0 Software engineering company making success stories for more two decades with highly motivated and experience teams and a proven agile framework. we prioritize the commercial goal of our customer deliver the highest business value. we are a renowned blockchain app development company in...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
  • Driving Change Through Technology

    At eQuality Software, we create digital solutions that drive real impact. With over 14 years of experience in mobile app development, our team specializes in designing and delivering scalable, intuitive, and high-performance applications tailored to your business goals...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    13 Projects Listed
  • Software, Mobile App, Games Development Company.

    The App Founders is a recognized leader in the mobile app development industry that excels in building mobile apps to upscale your business and bolster your customer retention rate. Well transform your idea into a market-ready application on schedule and within budget...

    Location
    Santa Clara, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
  • AI-Enabled IT and Digital Services Company

    SunTec India is an AI-enabled IT and digital services company with 25+ years of experience, 1,500+ full-time employees, 8500+ clients worldwide, and a full spectrum of IT outsourcing, data solutions, digital engineering, eCommerce support, digital marketing and photo editing services...

    Location
    Laguna Beach, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $25/hr
    Portfolios Count
    6 Projects Listed
  • Professional Internet Marketing & Design Company

    Marketing 1on1 is one of the best internet marketing companies with extensive digital marketing expertise that offers cutting-edge website marketing services to businesses of all sizes...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • We Believe The Only Strategy Is To Be Irreplaceable.

    RNR is a high-end web atelier built by passionate creatives and builders...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    10 Projects Listed
  • Engineered for Success

    BeeSoul is a creative branding and web design studio dedicated to helping purpose-driven businesses and entrepreneurs thrive through intentional design. Specializing in visual storytelling, BeeSoul crafts soulful brand identities, strategic websites, and cohesive digital experiences that align with clients...

    Location
    Richmond, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    12 Projects Listed
  • Ranked #1 Software & App Development Company

    Vrinsoft is the most promising IT solution providing company, based in India which is a one-stop shop for all your business needs. We are a Microsoft certified IT company, which besides rendering professional and comprehensive business solutions also cater a range of services in mobile technologies...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
  • Carefully devised digital products that strengthen your brand

    Full cycle UX/UI design and development studio that crafts comprehensive digital experiences for the real users...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • Boost Your DTC Profitability

    Binaery is a boutique Shopify Plus agency specializing in theme development, UX/UI ecommerce design, and conversion optimization. The team partners with growing direct to consumer brands to create engaging, high performance online storefronts...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $120/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • E-Commerce Made Simple Growth Made Inevitable

    MAK E-Partners is a full-service ecommerce growth agency helping brands to launch, optimize and scale on Shopify and Amazon through expert account managment, storefront development, compliance and data-driven advertising...

    Location
    Irvine, California
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
  • Your trusted partner for cutting-edge mobile app development.

    Discover innovation and excellence at IMG Global Infotech! Immerse yourself in cutting-edge services and high-quality development solutions that redefine the digital landscape. Our dynamic work environment fosters creativity and collaboration to fuel groundbreaking ideas...

    Location
    California City, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    7 Projects Listed
  • We Enhance Your Business.

    Techno Pulse empowers businesses to thrive in the digital age. From crafting user-friendly websites and apps to implementing strategic social media campaigns, their team of experts unlocks a company's online potential...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • 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
  • Product development studio for innovators

    We are a product development studio for innovators, specializing in B2B SaaS platforms for productivity, analytics, marketing, sales, and engineering. We work with serial entrepreneurs, startup founders, and CTOs at industrial enterprises to create time through innovative products...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $60/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    14 Projects Listed
  • Turn Your Website and E-Commerce Visitors Into Loyal Customers

    UX/UI Design and Development | Websites and e-Commerce When you work with DesignPax, you can count on a customer-centric site with stunning visuals, clear messaging, and a rich user experience that puts your goals first...

    Location
    Burbank, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    10 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
  • 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
  • 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
  • Nationwide Web Designer Building AI-Powered Custom Websites

    Certified web design, UX/UI & SEO agency building AI-powered custom websites, apps & lead-gen systems for small businesses nationwide...

    Location
    Oakland, California
    Number of Employees
    Under 49
    Portfolios Count
    10 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
  • 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
  • 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
  • Supercharge Your Growth With Multi-Agent Intelligence

    Goyim Design Strategies delivers premium websites, custom applications, and industry-specific SaaS platforms with full code ownership and sovereign decentralized hosting. Based in San Diego, we eliminate monthly fees and vendor lock-in with high-performing systems built for speed and independence...

    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $225/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    9 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
  • 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
  • We Make Dope User Experiences

    Mindful web and mobile design, error-free coding, and social media marketing services for established businesses and young entrepreneurs...

    Location
    Glendale, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
  • Mobilize the Future, Faster

    LYQX is a dynamic mobile and website development agency based in Ukraine, driven by a passionate team of designers and developers with over five years of experience. Specializing in UX/UI design and software development, the agency brings creativity and expertise to every project, ensuring exceptional results...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 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
  • 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
  • Make Your Business Digital

    In todays dynamic environment, businesses are starting to make their presence online and going global to expand their business...

    Location
    California City, California
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project 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
  • 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
  • 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
  • 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

Receive Free Proposals

For your project

1

Specify your budget, timeline and project requirements

2

Our experts curate a list of up to 5 most qualified candidate agencies

3

We connect you with them so you can choose the most suitable partner