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
5 Companies-Rankings updated: September 05, 2026
All agencies on DesignRush undergo evaluation based on professional expertise and verified client reviews. Please note that certain placements are paid partnerships.
Simform is a premier digital engineering company specializing in Product Engineering, Cloud, Data, Agentic AI, and Enterprise Platform Innovation. We help enterprises and high-growth ISVs build digital experiences and scalable, enterprise-grade products what work at scale...
Top Services:
Software Development
Cloud Consulting
AI Development
Big Data Analytics
DevOps Consulting
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Location
Los Angeles, California
Number of Employees
1000 & Up
Average Hourly Rate
$30/hr
Minimal Budget
$25,000 - $50,000
Portfolios Count
8 Projects Listed
Simform Services
Software Development
Cloud Consulting
AI Development
Big Data Analytics
DevOps Consulting
IoT
eCommerce Development
UI/UX Design
IT Services
Managed Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Sony Music (EMI)
Pepsico
Zep Inc
Intralinks
Nxt-ID
FreeWire Inc
Accent Inc
Mission Rabies
DoggyBnB
Drizzle Labs
Data sourced from the agency's DesignRush profile
Simform Reviews & Testimonials
Andrew Muroff CEO at Strainprint Technologies Ltd.
5.0★
Software Development Review from Andrew Muroff
We worked with Simform for many years ongoing software development on our core product, the Strainprint mobile outcomes tracker for medical cannabis patients. We have only positive things to say about their work product and attention to detail. We highly recommend them and will work with them again.
Robel Yemane Head of Engineering at Privilee
5.0★
Software Development Review from Robel Yemane
I've been working with Simform for over six months now. The engagement began with bringing our subscription management platform in-house, and we've since expanded the partnership to other projects due to their broad skill set and consistent reliability. They've gone the extra mileeven over weekends and public holidaysto help us move faster when needed. Communication and project management have been excellent, with any issues swiftly addressed. It genuinely felt like Simform was invested in our success. Having worked with similar firms throughout my career, I can confidently say Simform stands out and comes highly recommended.
Russ Makhauri Front-End Engineer at Midas
5.0★
Software Development Review from Russ Makhauri
We worked with Simform to hire a front-end engineer for our SaaS platform. The process was well-organized, and their team was professional, responsive, and efficient. They quickly identified a candidate who met our technical requirements and ensured a smooth onboarding process.Simforms communication and project management were strong throughout the engagement. They were proactive in addressing feedback and remained flexible in adapting to our needs. While there is some room for improvement in developer vetting and quality assurance, their overall service was excellent.For companies looking to scale their development teams efficiently, Simform is a reliable partner. Their structured approach, responsiveness, and commitment to client satisfaction make them a great choice. We would recommend them without hesitation.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Nika transforms companies by designing best-in-class experiences, driven by strong creative and rooted in technology, data, and strategy. We combine these capabilities to create a brand experience that grows businesses and people love...
Top Services:
Branding
Web Design
Digital Services
Web Development
WordPress Website Design
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Location
San Jose, California
Number of Employees
Under 49
Average Hourly Rate
$130/hr
Minimal Budget
$25,000 - $50,000
Portfolios Count
8 Projects Listed
Nika Services
Branding
Web Design
Digital Services
Web Development
WordPress Website Design
eCommerce Development
UI/UX Design
Digital Marketing
Creative Services
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Santa Clara University
Intel
Path Water
Protiviti
Data sourced from the agency's DesignRush profile
Nika Reviews & Testimonials
Moms Against Poverty SF Head of Marketing and Communications at Moms Against Poverty
5.0★
Web Design Review from Moms Against Poverty SF
Nika Agency did an incredible job designing and developing our new website. Their team was not only highly skilled but also exceptionally responsive throughout the entire process. From concept to launch, they ensured a seamless experience, incorporating our vision while delivering a high-quality, user-friendly platform. Their attention to detail, creativity, and commitment to excellence made all the difference, and we couldnt be happier with the final product. Thank you, Nika Agency!
Ramin Naderzad, MBA Senior management at Protiviti
5.0★
Drupal Review from Ramin Naderzad, MBA
Nika has been supporting our organization for several years now for large and medium sized web projects. They’re dependable and professional, and seamlessly integrate with our marketing team to deliver high quality work.
Andrew Gonzales Review from Google
5.0★
Andrew Gonzales's Review Sourced from Google
Hired Nikalabs a few years back because my website was a mess and I hated it. It was confusing, cluttered, and just straight up ugly!Originally I found these guys on yelp and I wanted to give them some love on Google My Business too!I own a carpet cleaning business in Santa Clara and I needed to find a company I could trust and feel comfortable with to build a great website. I called and talked to Ali over the phone I know that this was the right company and boy I'm glad I chose Nika Labs. I told Ali over the phone these exact words, "I want to build a clean, simple, yet elegant website" I wanted something that will be easy on the eyes and intuitive for my customers. I also expressed that there were two important tools that I absolutely needed 1) an online calendar 2) an online estimator tool. Ali, with confidence said, "We can do it no problem and we will optimize the site for both desktop and mobile web browsing". Ali's confidence assured me Nika Labs was the company to hire! He also said that once they are done I would be able to edit most of the text myself because they use Wordpress to build the site. I was sold and hired them to build the site.Ali and Nika Labs not only delivered they over delivered. They built a website I absolutely love! They listened to my every concern. My website is clean, simple, and yet elegant just the way I imagined it to be. I 100% love my site and can't stop looking at it. We hit some bumps in the road but Ali and Nika labs worked through them all. I'm so happy I went with Nika Labs and I highly recommend hiring this company to do your website!Andrew / OwnerGenesis Carpet Cleaning Services
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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...
Top Services:
eCommerce Development
Digital Marketing
Location
Burbank, California
Number of Employees
500 - 999
Minimal Budget
$25,000 - $50,000
i95Dev Services
eCommerce Development
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
At SPINX Digital, their team of innovators, digital marketers, and video editors in tech and design, bring skills above and beyond the ordinary to every project...
Top Services:
eCommerce Development
Web Design
Mobile App Development
Branding
Digital Marketing
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Location
Los Angeles, California
Number of Employees
Under 49
Average Hourly Rate
$150/hr
Minimal Budget
$25,000 - $50,000
SPINX Digital Services
eCommerce Development
Web Design
Mobile App Development
Branding
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Beats Audio
Wet n Wild Beauty
Transwestern
GE Healthcare
Data sourced from the agency's DesignRush profile
SPINX Digital Reviews & Testimonials
Beverly Hills Ghost The Movie Review from Google
5.0★
Beverly Hills Ghost The Movie's Review Sourced from Google
The team at Spinx Digital exceeded our expectations. From the moment I contacted them and began discussing our company’s website design needs and possible solutions, I knew we were in excellent hands.We came to them seeking a redesign. The prior design took seven months to be completed and launched. Given our lack of prior experience with web design, we did not realize how much less arduous the process can be. Even after expending such considerable time and effort, the resulting site was clunky-looking, didn't adapt well, and was overly difficult to manage.The Spinx team not only listened carefully and were very responsive to questions and concerns throughout the redesign process, they delivered an outstanding design that is adaptive to our needs, looks great on all devices and platforms, and is very easy to manage. Not only did they do a terrific job, they had us up and running within a few weeks. I highly recommend Spinx Digital to anyone looking for a top-notch design team that is truly a pleasure to work with.- MissDirection Entertainment, LLC
JRMA Architects Engineers Review from Google
5.0★
JRMA Architects Engineers's Review Sourced from Google
There are design companies, and then there are user experience, design, consulting, interface design, brilliant, and professional. SPINX Digital, is by far all & more.When we decided to redesign our website, our vision was to bring to life our diverse portfolio that define us as a team of Architects & Engineers. We were thrilled when we found SPINX Digital Designs team. They took our portfolio and made it come to life.The level of experience, thought and care that went into our website was amazing! Not only have we been constantly amazed at the depth of understanding on many different business models, we found ourselves working with a team of friends.We highly recommend anyone looking for the best customer experience and professional designs. We feel that in this business we let the work do the talking and the portfolio and ethics of SPINX Digital clearly speaks for itself.Thanks so much for creating a website that speaks to what our company motto is – clean, clear, and concise.From your friendsJRMA Team
Tameka Flores Review from Google
5.0★
Tameka Flores's Review Sourced from Google
We were looking for a web design company that could lead the launch of three new websites to help drive our business. We selected Spinx Digital and couldn’t be happier! Spinx has truly become a trusted partner and one that we rely on to bring our visions to life, no matter how detailed they are. Their quality of work is top notch and so is their responsiveness and support. I know that I can always count on them to keep our websites looking and performing at their very best. I highly recommend Spinx Digital for any company looking to take their websites and digital marketing efforts to the next level.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
We Are Focused on Making Things Work for You and Your Business!
COFA Media uses a people-based approach to deliver exceptional branding services. Their digital marketing team focuses on each client's unique audience, which results in a high client satisfaction rate. Some of COFA Media's core services include e-commerce, website design, social media, SEO, interaction & UX...
Top Services:
eCommerce Development
WordPress Website Design
Mobile App Development
eCommerce
Branding
Show more
Location
Carlsbad, California
Number of Employees
Under 49
Average Hourly Rate
$125/hr
Minimal Budget
$25,000 - $50,000
Cofa Media Services
eCommerce Development
WordPress Website Design
Mobile App Development
eCommerce
Branding
SEO
Digital Marketing
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Dexcom
HayHouse
Toyota
Bosch
Ra Medical
Alerian
Burton
Club Med
WD-40
Bumble Bee
Data sourced from the agency's DesignRush profile
Cofa Media Reviews & Testimonials
Cody B Review from Google
5.0★
Cody B's Review Sourced from Google
Extremely professional team and talented designers. I've worked with many teams in digital marketing but Cofa Media is my first choice if the business needs a serious marketing platform and wants to grow there business online.
Chad Dannecker Review from Google
5.0★
Chad Dannecker's Review Sourced from Google
Edwin and his team did some website work for us and I highly recommend them. I got straight answers, quality work and they were accountable to delivering everything they said they would. My experience was a good one and in the digital space, I've been disappointed by many large companies. I highly recommend!
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews