Our experts have ranked the best California eCommerce consultants that provide companies the help and guidance in setting up their online stores. Use our handy tool to filter listings by budget, portfolio and reviews to choose the best partner for your business needs and requirements.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
Where Exceptional Apps Are Just The Beginning
BitsWits is the top mobile app development company in the US, creating innovative mobile applications that help businesses across industries increase efficiency, engagement, and sales. Our top mobile app developers utilize cutting-edge technologies to build high-performing, intuitive mobile solutions that...
Top Services:
- Mobile App Development
- Software Development
- VR/AR
- Blockchain
- AI Development
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- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 12 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsBitsWits Services
Data sourced from the agency's DesignRush profileFitNow Wisu Soul Scribe Grease Monkey Beats
BitsWits Reviews & Testimonials

Mobile App Development Review from Sydney Malone
With the development of our Mobile App, BitsWits performed a fantastic job. Their team was quick to respond and produced a great application that runs smoothly on all platforms. We are quite happy with the result.

Mobile App Development Review from Benson Sung
They created a Mobile app for Medical services, and patient management has changed greatly as a result. The app works well with our current systems, is safe, and is simple to use. Their team produced a top-notch product on schedule while paying close attention to our unique requirements. We are really pleased with their work and heartily recommend BitsWits to anyone in need of app development services.

Mobile App Development Review from Steve Garry
The outcomes of our collaboration with BitsWits to develop an Online Food delivery app were outstanding. Real-time tracking is integrated into the app, which makes it easy to use and has significantly enhanced our customer support. Their development staff was quick to respond and took care of all of our requests. We couldn't be more pleased with the result!
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsYour Product Engineering & Gen AI Partner
Simform is a premier AI-native digital engineering company specializing in Product Engineering, Agentic AI, Data, Cloud and Enterprise Transformation. We help enterprises and high-growth ISVs build sophisticated AI-integrated digital solutions and scalable platforms...
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
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsSimform Services
Data sourced from the agency's DesignRush profileSony Music (EMI) Pepsico Zep Inc Intralinks Nxt-ID FreeWire Inc Accent Inc Mission Rabies DoggyBnB Drizzle Labs
Simform Reviews & Testimonials

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.

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.

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 ReviewsDriven by Innovation
The best eCommerce development company empowering you with the tools you need to conquer your industry...
Top Services:
- Wearables
- VR/AR
- Mobile App Development
- Software Development
- eCommerce Development
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- Location
- Pleasanton, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 11 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsFolio3 Services
Data sourced from the agency's DesignRush profileLioher - Magento B2B Solution TJM Flexiglass Trilink Colgate-Palmolive Standard Chartered Zoetis Mercedez Benz Barnes and Noble Merck
Folio3 Reviews & Testimonials

Web Development Review from Irshad
I am very happy about how Folio3 gives 100% in the work dedication and has a very organized and energetic team who thrive with innovative ideas for our business. We are still using Folio3 on a regular basis and also get excellent updates from any usage left so that we can utilize our monthly allowance which is great teamwork.

Web Development Review from Mike Do
Whether it’s a new development, update or maintenance – Folio3 always shines through. Their turnaround time is always stellar, it’s a pleasure to work with them.

Software Development Review from Stewart Kelly
They have helped us manage and execute the bulk of the engineering work necessary for integrating with our partners in the Airline, Car and Hotel verticals.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsCertified E-Commerce Development Company
Certified E-Commerce Development Company...
Top Services:
- eCommerce Development
- Web Development
- IT Services
- Web Design
- Mobile App Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 16 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDinarys Services
Data sourced from the agency's DesignRush profileAroma Kava LastBid Budu Sushi Magento 2 Migration Rite Space Bookbreakrs Can Vivat Udifo ServisBook
Dinarys Reviews & Testimonials

eCommerce Development Review from André Schörnig
We have been working with Dinarys on our Shopify store for quite some time, and the experience has been great. From the very beginning, communication was clear, efficient, and reliable. The Dinarys team consistently delivered detailed proposals, stuck to agreed timelines, and offered well-structured solutions tailored to our needs. Their technical expertise is impressive, but what really sets them apart is their proactive attitude and genuine commitment to our project. Whenever we had questions or changes, they responded quickly and constructively. Its a true pleasure to work with a partner who feels like an extension of our own team. Highly recommended!

Web Development Review from Nissrine Kohen
Weve been working with Dinarys for quite some time now, mainly collaborating on Magento and Shopware development projects. Their developers consistently show solid technical expertise and a good understanding of our expectations and workflow.Communication is generally smooth, and response times are quick. Whenever issues arise, the team is open to feedback and acts quickly to improve. Over time, weve seen a positive evolution in their proactiveness and alignment with our teams way of working.They are flexible and collaborative, and its clear that they genuinely aim to build long-term partnerships. For the quality delivered, we feel the pricing is fair and transparent.All in all, weve been satisfied with our cooperation and would recommend Dinarys as a development partner, especially for companies looking for experienced backend developers in Magento and Shopware.
Nina Liashuk's Review Sourced from Google
Smooth, reliable cooperation every step of the way. They're quick to respond, easy to work with, and consistently deliver strong results. Their reliability and the quality of support have stood out the most. A team we would recommend without hesitation.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsMemorable Customer Experiences Guaranteed
Sleepless Media is driven by a deep passion for meticulously creating comprehensive brand experiences that revolve around bespoke and adaptable Shopify websites...
Top Services:
- WordPress Website Design
- Web Development
- Web Design
- eCommerce Development
- Logo Design
- Show more
- Location
- Soquel, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $175/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 24 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsSleepless Media Services
Data sourced from the agency's DesignRush profileLevis Swisher Sweets Heartland RVs August Home Lenny and Larry's Island Stone Sanders Candy Clearly Filtered Zpacks Arlen Ness
Sleepless Media Reviews & Testimonials
Webman Technologies's Review Sourced from Google
Sleepless Media did an outstanding job on our Shopify project. Their team combines creativity with deep technical expertise, making the whole process smooth and stress-free. They truly understood our brand, designed a store that looks stunning, and optimized it for performance and sales. Communication was always clear, deadlines were met, and they went above and beyond to deliver a result that exceeded our expectations. If you’re looking for a reliable partner for Shopify design and development, Sleepless Media is the perfect choice. Highly recommended!
Barry Pinto's Review Sourced from Google
Sleepless Media is the kind of web design agency that I've been wanting to work with for years. My company's website was in severe need of a redesign, and we knew that it was going to be a complicated project in terms of content migration, customizations, and attention to detail. I also needed a design agency that could work hand in hand with our SEO people. Fortunately I found Jon and team, who are not only extremely talented web designers but great listeners as well. Also a very patient team - we were far from a well prepared client in terms of having our site content ready to go, but they made the upgrade happen for us regardless. If you have been thinking about a redesign and need a Shopify partner that you can trust, this is your agency. Highest recommendation, and I plan on sending them all of our future web development business.
Victoria Comeau's Review Sourced from Google
I reached out to Sleepless Media after the company I originally chose to work with to transition from BigCommerce to Shopify did an awful job. What was supposed to be a three month project was now a year and a half nightmare. The team at Sleepless Media was so knowledgeable, transparent, communicative, and just amazing to work with. If I needed any clarification on anything, they didn’t hesitate to offer to hop on a call with me to make sure I knew what was going on. Every member of the team I have interacted with has been nothing but amazing. I can’t recommend Sleepless Media enough. The work they do is top notch, and worth every dollar. If you work with them, you know the project is going to be done and it’s going to be done exceptionally.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsYour AI-Driven Software Development Partner
Savvycom is an AI-driven software development and IT consulting company founded in 2009, helping enterprises design, build, and modernize digital systems that deliver measurable business outcomes. Recognized as one of Vietnams Top 10 Digital Technology Companies, Savvycom partners with organizations...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- IT Services
- AI Development
- Show more
- Location
- Laguna Beach, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 9 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsSavvycom Services
Data sourced from the agency's DesignRush profileKB Bank Citeco. Capsikin Path. North America & Europe: TaylorMade
Savvycom Reviews & Testimonials
Amelia's Review Sourced from Google
Working with Savvycom was a positive experience. The team was professional, responsive, and delivered quality work on time. Communication was smooth, and they were always willing to help when needed. Highly satisfied with the collaboration.
Nguyên Ngọc's Review Sourced from Google
From my perspective as a former employee: I worked here for almost a year. Colleagues and staffs here are pretty open-minded but employees are highly underpaid. Also in order to get a job here you must have decent technical skills and English language ability.Pros: nice office, friendly staffs that really take care of employeesCons: underpaid salary
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsAchieving the Unachievable.
We create and manage the world's most iconic brands. Brand and product agency that delivers heroic work and legendary clients. DECOSTA has worked with clients in a wide range of industries including entertainment, consumer goods, technology, energy, finance, and more...
Top Services:
- Digital Services
- Branding
- Creative Services
- Product Design
- Digital Strategy
- Show more
- Location
- Burbank, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 6 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDECOSTA Global Services
Data sourced from the agency's DesignRush profileWill & Jada Smith Family Foundation Jesse Collins Entertainment Knowledgehook Inc. Mabels Bakery
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...
Top Services:
- eCommerce Development
- Digital Marketing
- Location
- Burbank, California
- Number of Employees
- 500 - 999
- Minimal Budget
- $25,000 - $50,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsi95Dev Services
Data sourced from the agency's DesignRush profileMontana Silversmiths Lighting Supply Co. Shock Doctor ProAudioStar
Elevating Retail Brands Through Data
Latticework Insights is a Los Angeles-based data science agency. We provide Data Leadership to CFOs and COOs at Retail and DTC brands. Our team connects fragmented data from Meta, Google, TikTok, Shopify, Amazon, and Salesforce into a centralized warehouse, then models LTV:CAC, retention, unit economics, and...
Top Services:
- AI Development
- Software Development
- CRM Consulting
- Big Data Analytics
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $25,000 - $50,000
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsLatticework Insights Services
Data sourced from the agency's DesignRush profileNBA UFC Sweetgreen Princess Cruises Reddit
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