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.
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.

Azumo
VerifiedVerified by the DesignRush team for authenticity and credibility.Build Intelligent Apps for Web, Mobile, Data, AI and Cloud
When organizations need intelligent eCommerce platforms that scale, Azumo builds web and mobile applications using React, Next.js, Node.js, and AWS or Azure infrastructure. Based in San Francisco with a decade of AI development expertise, the firm serves global clients including Facebook, Omnicom, and United...
Top Services:
- AI Development
- Software Development
- Staff Augmentation
- Mobile App Development
- Big Data Analytics
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $55/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 9 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsAzumo Services
Data sourced from the agency's DesignRush profileDiscovery Channel Meta Zynga Jostens Assembled Brands NGL NCSoft Twitter Horoscope.com Bento
Azumo Reviews & Testimonials

Software Development Review from Michael S.
We selected Azumo to develop our software. We transitioned from another development company, so Azumo was initially responsible for migrating our existing code and environments. We are currently still working with Azumo as our nearshore software development team on adding new items to our software.

UI/UX Design Review from Anonymous
Azumo helped us migrate our existing UIs into a new framework, creating reusable components and the infrastructure needed for future development. The developer they assigned became a seamless part of our team, always punctual, responsive, and a great fit overall.

Software Development Review from Anonymous
Thanks to Azumo’s work, our product is now more scalable, optimized, and ready for a growing user base. Their team has managed the engagement effectively, keeping us updated and addressing any challenges along the way. We’ve appreciated their constant availability and proactive communication.
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsWe 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...
Top Services:
- Web Development
- Mobile App Development
- CRM Consulting
- ECM Consulting
- IT Services
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $60/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 14 Projects Listed
We're a leading, global B2B marketing agency. Fueled by insights. Inspired by creativity. Powered by digital experiences. We're making marketing the engine room for B2B growth...
Top Services:
- Web Development
- Web Design
- eCommerce Development
- SEO
- Digital Marketing
- Show more
- Location
- Oakland, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $80/hr
- Minimal Budget
- $50,000 & Up
Apptology Limited is the leading mobile app development company in London. We specialize in creating Android, iPhone, iPad and Cross-platform HTML5 Mobile app design and development...
Top Services:
- eCommerce Development
- Web Development
- Mobile App Development
- IT Services
- Show more
- Location
- Sacramento, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $50,000 & Up
Tepia is a software company founded in 2012 with over 30 years of experience in web and mobile app development. We are a passionate and agile team of developers, designers, and strategists who are consistently pushing the boundaries of technology...
Top Services:
- Mobile App Development
- eCommerce Development
- Software Testing
- Software Development
- UI/UX Design
- Show more
- Location
- Costa Mesa, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 2 Projects Listed
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...
Top Services:
- Web Design
- Logo Design
- Branding
- Web Development
- eCommerce Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 5 Projects Listed
Utility is a premier digital product agency specializing in custom mobile apps, web platforms, and AI-powered solutions for forward-thinking startups and global brands including Airbnb, Coca-Cola, Samsung, the NBA, and Forbes...
Top Services:
- Mobile App Development
- AI Development
- Software Development
- WordPress Website Design
- UI/UX Design
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed
Toptal is a highly respected network of elite talent available when needed. Our team of problem-solvers is committed to integrity, and leading companies turn to us for critical projects. We equip organizations with the tools to compete and succeed in a rapidly-evolving business world, boasting exceptional...
Top Services:
- Mobile App Development
- VR/AR
- Blockchain
- Software Development
- AI Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $50,000 & Up
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...
Top Services:
- Web Design
- eCommerce Development
- IoT
- Mobile App Development
- Software Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 5 Projects Listed

Isadora Agency
VerifiedVerified by the DesignRush team for authenticity and credibility.Award WinnerRecipient of a Best Design Award for outstanding work.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...
Top Services:
- Product Design
- UI/UX Design
- Web Development
- Web Design
- Digital Marketing
- Show more
- Location
- Manhattan Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $165/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 16 Projects Listed
We help brands, marketing teams, and creative agencies solve their design and technical challenges with high-quality solutions...
Top Services:
- Web Design
- WordPress Website Design
- eCommerce Development
- Web Development
- Software Development
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $175/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 2 Projects Listed
eCommerce development experts and Certified Magento Agency with offices in Orange County, Austin and Los Angeles. Brandastic helps ecommerce platform businesses growth with a full spectrum of services from SEO, PPC to web design and development. Also, featured in media outlets such as Yahoo Finance, USA Today...
Top Services:
- Web Design
- WordPress Website Design
- eCommerce Development
- Web Development
- UI/UX Design
- Show more
- Location
- Orange County, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $180/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 3 Projects Listed
PIVOT is trusted Shopify Plus design and development partners for DTC and B2B ecommerce brands. We specialize in creating high-performing, brand-authentic digital experiences that drive conversion, performance, and growth...
Top Services:
- eCommerce Development
- Location
- Mission Viejo, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $195/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed

Pattern
Award WinnerRecipient of a Best Design Award for outstanding work.Pattern specializes in crafting contemporary brands, innovative eCommerce experiences and cutting-edge products and platforms...
Top Services:
- eCommerce Development
- UI/UX Design
- Web Design
- Location
- Orange County, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $50,000 & Up
TheoremOne serves as a collaborative innovation partner, leveraging technology to create new business opportunities...
Top Services:
- IoT
- eCommerce Development
- Software Development
- Mobile App Development
- Show more
- Location
- Woodland, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 8 Projects Listed
Our mission is to unleash the untapped potential of businesses by harnessing the power of design and technology. Through our innovative approach, we identify and capitalize on valuable business opportunities, propelling organizations toward growth and success...
Top Services:
- UI/UX Design
- Web Design
- WordPress Website Design
- Creative Services
- Graphic Design
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $250/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 3 Projects Listed
Direct Agents is an independent, minority-owned digital marketing agency that specializes in performance-driven customer acquisition solutions. Founded by first-generation immigrants, Direct Agents celebrates its 19th year in business this year...
Top Services:
- Digital Marketing
- CRO
- PPC
- Social Media Marketing
- eCommerce
- Show more
- Location
- Culver City, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $250/hr
- Minimal Budget
- $50,000 & Up

Directive
VerifiedVerified by the DesignRush team for authenticity and credibility.Rethink the Potential of Your B2B Agency
Directive is a B2B marketing agency helping enterprise organizations align marketing with revenue, navigate complex buying journeys, and drive measurable growth...
Top Services:
- PPC
- AEO
- SEO
- Content Marketing
- Digital Marketing
- Show more
- Location
- Irvine, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 2 Projects Listed
Data sourced from the agency's DesignRush profile, its website, and other relevant accountsDirective Services
Data sourced from the agency's DesignRush profile24hr Supply Achievers Betterment Cherwell Chili Piper Cisco Dropbox Gong Kaseya Matillion
Directive Reviews & Testimonials

SEO Review from Amanda Morgan
While SEO growth demands time and patience, the client saw a 46% increase in organic conversions in the previous quarter under Directive's guidance. Vyond couldn't be happier with the results. (Verified via email)
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SEO Review from Rob Press
Since Deputy began working with Directive, the client has seen a remarkable shift in website ranking. In under a year, the website rose from the bottom of page 2 to the top 2 on Googleincredible progress! (Verified via email)

SEO Review from Derek Gerber
Amazingly talented team [full of] passionate marketers that I can always rely on in crunchtime. (Verified via email)
Reviews verified by DesignRush and sourced from the agency's profile View All ReviewsOui Will is a digital agency that builds influential brands and innovative digital products with a focus on the "Tech for Good" sector. The agency operates in San Diego and Paris and has received over 20 awards in the past year...
Top Services:
- Product Design
- Logo Design
- Digital Services
- Branding
- eCommerce Development
- Show more
- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $50,000 & Up
AOE is a leading global technology service provider and consultancy, supporting large enterprises in their digital strategy and execution of digital transformation. Utilizing Open Source technology stacks exclusively, our agile and long-term partnerships with our clients result in innovative digital products...
Top Services:
- Software Development
- eCommerce Development
- Web Design
- IT Services
- Show more
- Location
- San Francisco, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $1000/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed
Design Sketchers is a comprehensive digital marketing service provider, dedicated to transforming your vision of online presence into a remarkable reality. Our emphasis lies in cultivating robust customer engagement strategies, ensuring an impactful and immersive online experience for your audience...
Top Services:
- Web Development
- Graphic Design
- Logo Design
- Digital Marketing
- Content Marketing
- Show more
- Location
- Modesto, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $1000/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 2 Projects Listed
eCommerce Development Companies in California by City
Related Services in California
eCommerce Development Specializations in California
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