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Top eCommerce Development Companies in California - September, 2026 | RightFirms

Are you looking for top eCommerce development companies in California?

If you are a business owner and want to develop an eCommerce website, then eCommerce development companies in California will help you with that. These companies have the experience of producing high-quality eCommerce websites. They will help you build your website and guide you through it in terms of functionality, design, performance and other aspects.

To find a trustworthy partner for eCommerce website development, RightFirms has compiled a list of California-based top eCommerce development agencies. Use this list to select companies according to available options like company portfolio, market experience, hourly rate, etc.

Last updated: Sep 29, 2026

Top eCommerce Development Companies in California | Top eCommerce Developers in California
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Software and Apps with data security

4.1★★★★★4.1 / 5
Employees2 to 10
Avg. hourly rate$51 - $100 /hr
Focus AreaE-Commerce Development
LocationUSA

Sunvera Software is a leading solutions provider in mobile applications, artificial intelligence, cloud and custom applications development. We work with Start-Ups, Small and Mid Sized Businesses since 2013 and have delighted our customers in Healthcare, Agriculture, Education, Packaging, Retail, Agriculture, Food, Storage, and Distribution industries.Read More About Sunvera Software

GT Wizards: Your California Digital Powerhouse

4.0★★★★★4.0 / 5
Employees251 to 1000
Avg. hourly rate< $25 /hr
Focus AreaE-Commerce Development
LocationUSA

GT Wizards is a digital transformation company offering services in web development, app development, digital marketing, game development, and creative design. We cater to various industries, providing customized digital solutions and have a strong portfolio showcasing our work. With expertise in both front-end and back-end technologies, we focus on delivering tailored, high-quality results for our clients.Read More About GT Wizards

Web and Mobile Development Company

4.0★★★★★4.0 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaE-Commerce Development
LocationUSA

From 2006 we have been doing what we love, and doing it the best way. We are Startup Launching Base regularly establishing successful tech products. Our team of ambitious and talented people is good at hot Idea Pitching, designing rapidly-launched MVPs, and developing efficient FFPs. We cultivate high quality of services and deadlines.Read More About Artjoker Software

Your Trustworthy Web & App Solutions Partner

4.0★★★★★4.0 / 5
Employees51 to 250
Avg. hourly rate< $25 /hr
Focus AreaE-Commerce Development
LocationIndia, USA

Perception System is an international web development company, that bring into being innovative enterprise-grade Websites, Web Portals, Mobile Apps, Ecommerce and Cloud Solutions for companies across a diverse set of industries and verticals including Healthcare, Education, Retail and Recruitment and delivers the results that impact.Read More About Perception System

#1 Website Design and Development Company in USA

3.7★★★★★3.7 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaE-Commerce Development
LocationUSA

Web Design Mechanic is a full-service digital agency offering custom web design, development, mobile apps, branding, animation, and digital marketing solutions. We help businesses grow online with creative, user-focused, and results-driven strategies.Read More About Web Design Mechanic

Apps solution for every nation

4.0★★★★★4.0 / 5(21 reviews)
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaE-Commerce Development
LocationUSA

Welcome to AppsNation, the USA's leading mobile app development company based in Los Angeles. We specialize in iOS, Android, IoT, AR/VR, gaming, cross-platform, wearables, and eCommerce apps. Our expert team combines innovation and precision to deliver custom, high-impact mobile solutions tailored for your business. From development to QA testing and strategic design consulting, AppsNation is here to transform your vision into powerful digital experiences. Let’s build the future together!Read More About AppsNation

4.8Reviewed 1 month ago

“Excellent UI/UX Development Experience”

Mia lslaVerified review
Chirpn
RightFirms reviewed this company’s profile, work, reviews, clientele, and public trust signals.

Technology Solutions, Made Simple

4.8★★★★★4.8 / 5
Employees51 to 250
Avg. hourly rate< $25 /hr
Focus AreaE-Commerce Development
LocationUSA, Australia

Design and development studio. Helps with website, web application and mobile application development. At Chirpn IT Solutions we use technology to solve your real business challenges and boost your performance. Our global team of experts provide enterprise-level technology, service and support without the hefty price tag.Read More About Chirpn

Fueled builds websites, apps, and content platforms

4.6★★★★★4.6 / 5
Employees251 to 1000
Avg. hourly rate$151 - $200 /hr
Focus AreaE-Commerce Development
LocationUSA, UK

Fueled builds websites, apps, and content platforms that connect, convert, and scale beyond launch. We combine strategy, design, and engineering to create systems that drive measurable business outcomes, not just deliverables.Read More About Fueled

Creating the Mobile Future

4.6★★★★★4.6 / 5
Employees11 to 50
Avg. hourly rate$101 - $150 /hr
Focus AreaE-Commerce Development
LocationUSA

Dogtown Media is a disruptive mobile app development company creating cutting edge apps to solve everyday problems, simplify frustrating activities, and bring endless enjoyment into the palm of your hand. Founded by a team of hardened tech veterans familiar with the twists and turns of app development, we pride ourselves on professionalism and perfectionism to design, program, and deploy top tier mobile apps.Read More About Dogtown Media

Technology Sorted Out

4.1★★★★★4.1 / 5
Employees251 to 1000
Avg. hourly rate$26 - $50 /hr
Focus AreaE-Commerce Development
LocationIndia, USA

A3Logics is a leading IT solutions provider, specializing in AI, Blockchain, and IoT. We deliver innovative solutions for product engineering, educational software, custom software, testing, maintenance, and re-engineering. Our expertise empowers businesses across industries, including Insurtech, Logistics, Retail, Education, and more, to achieve unparalleled efficiency and growth.Read More About A3Logics Inc.

Accelerate Cloud-Native Agile Development

4.1★★★★★4.1 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaE-Commerce Development
LocationUSA

Zymr is a full-stack cloud software development company headquartered in Silicon Valley. Combining agile development practices and cutting-edge open source technologies, we deliver fit-for-purpose software that scales with our customers’ business needs. Founded by industry veterans with decades of technology experience, we are proficient in accelerating cloud application development.Read More About Zymr, Inc.

Scalable Intelligence

4.0★★★★★4.0 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaE-Commerce Development
LocationUSA

ScalaCode helps ISVs and enterprises build AI-powered products with vetted remote developers from India. From LLM apps and MLOps to full-stack delivery, our PODs ship fast, securely, and cost-effectively for US/EU time zones—under strict NDAs and SLA-driven execution.Read More About ScalaCode™

IT Service Provider

4.0★★★★★4.0 / 5
Employees51 to 250
Avg. hourly rate$26 - $50 /hr
Focus AreaE-Commerce Development
LocationIndia, USA

Calibraint is a young vibrant team that started in the year 2015 with the intention to produce a high-quality software product with a customer-centric approach. Our righteous team formed with Software Architects, Technology Experts, QA's, UI/UX Experts, Business Analysts, and Marketing Team works dedicatedly towards the path of innovation.Read More About Calibraint Technologies

App development, web app services, and IoT solutions

3.7★★★★★3.7 / 5
Employees11 to 50
Avg. hourly rate$51 - $100 /hr
Focus AreaE-Commerce Development
LocationUSA

At Blitz Mobile App, an independent design and development agency in the USA, we feel proud to offer well-researched development services for digital products to our clients. Our packages for each project are always negotiable and budget-friendly. We make products under the professional guidance of the experts at our Mobile Application Development Company in the USA.Read More About Blitz Mobile Apps

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