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.

United States × California × Legal × $10,000 - $25,000 ×Clear Filters
  • AI and Blockchain Development for Founders and Growing Teams

    SoluLab is an AI consulting and software engineering company with a focus on generative AI and blockchain. Founded in 2014, we work with startups, SMBs and enterprises that have a specific business problem and want a team that can scope it, build it and keep it running...

    Top Services:

    • Mobile App Development
    • AI Development
    • Digital Services
    • Web Development
    • eCommerce Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    22 Projects Listed
  • Ai fist design & development company

    ZAAG SYSTEMS delivers scalable web, mobile & AI solutions with sleek design, driving business growth for US startups...

    Top Services:

    • eCommerce Development
    • AI Development
    • Web Development
    • Software Development
    • Web Design
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    17 Projects Listed
  • AI & Software Development Company

    Intuz is an AI development company with 16+ years of enterprise delivery: 700+ products built, 54+ AI systems live in production today. AWS Consulting Partner and a Clutch Top Generative AI Company in 2026. Startups to Fortune 500s hire us when AI has to work on day 400, not just in the demo...

    Top Services:

    • AI Development
    • Software Development
    • IoT
    • Mobile App Development
    • eCommerce Development
    • Show more
    Location
    San Ramon, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    12 Projects Listed
  • Top AI, Mobility, and IoT Software Consulting and Development Agency

    Fusion Informatics is a leading software development and consulting company specializing in AI & IoT, helping businesses enhance Customer Experience, achieve Operational Excellence, and drive Digital Transformation. We deliver cutting-edge digital solutions ranging from AI and IoT to mobile apps...

    Top Services:

    • Mobile App Development
    • Software Development
    • IoT
    • AI Development
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
  • Award-Winning Web Design, eCommerce Development & Digital Marketing Strategies

    Vital Design is a leading digital marketing agency of skilled, passionate professionals. We specialize in website development, eCommerce, SEO, paid advertising, inbound and content marketing, plus video and webinar production to deliver impactful solutions for our clients...

    Top Services:

    • Web Design
    • eCommerce Development
    • PPC
    • eCommerce
    • Content Marketing
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    9 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...

    Top Services:

    • eCommerce Development
    • Digital Marketing
    • eCommerce
    • SEO
    • Product Design
    • Show more
    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
  • Innovative Web & Custom Soft Development Solutions

    DESIGN, DEVELOP, DEPLOY!!! The PRIME is a team of highly skilled and experienced professionals in the field of Web Development and Custom Software Development PRIME means - Punctuality, Quickness, Honesty and Professional work! WE HAVE GOT YOU COVERED!!!...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed
  • We Let the Websites Do the Work.

    Since 1996, GoldenComm has been dedicated to making websites work harder for businesses. Our full-service agency, based in Newport Beach, CA, combines strategy, website development, digital marketing expertise, a proactive attitude, and process-driven support to deliver tangible results for our diverse...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    Location
    Newport Beach, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $10,000 - $25,000
  • Sculpting Memorable Brand and Websites for Over 10 Years.

    Persius is a full-service creative agency specializing in building brands, designing websites, and crafting marketing campaigns that resonate. We blend strategy and creativity to deliver work that drives connection and achieves meaningful results...

    Top Services:

    • Web Design
    • Web Development
    • eCommerce Development
    • Branding
    • Logo Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000
  • More Leads. Cut Costs. We Fix PPC Waste And Get You ROI.

    SearcherMagnet, based in Sacramento, CA, excels in digital lead generation and PPC advertising, offering guaranteed solutions to meet sales goals. The team has a vision to lead in digital lead generation and serves North America and the Asia Pacific region...

    Top Services:

    • CRO
    • SEO
    • PPC
    • eCommerce Development
    • Web Development
    • Show more
    Location
    Folsom, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $10,000 - $25,000

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
131,537+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
48%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
10

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.