Best California eCommerce App Development Companies

324 Companies - Rankings updated: April 06, 2026

Every agency on DesignRush meets evaluation criteria around expertise and client feedback to empower informed choices. Some listings include paid partnerships.

Sponsored
United States × California ×

  • Kingdom Vision

    We Build Cool Stuff With Cool People...

    We Build Cool Stuff With Cool People...

    Kingdom Vision is a digital agency specializing in web design, web development, and custom software solutions for businesses and startups. The company offers a range of services including mobile app development, CMS development, branding, and digital marketing to help clients build and grow their online  [... view Kingdom Vision profile ]
    Location
    San Jose, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    View Profile

  • DigiTec Studio

    Top Digital Marketing Agency In USA

    Top Digital Marketing Agency In USA

    DigiTec Studio Top digital marketing agency in USA offering SEO, web design, branding, and results-driven solutions. See how we can help your business grow.  [... view DigiTec Studio profile ]
    Location
    Glendale, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (1)

  • Ambsan Digital

    Building the Future, Code At A Time

    Building the Future, Code At A Time

    Ambsan Digital is a full stack company specializing in high-performance web and mobile app development. We transform ideas into scalable digital products, offering end-to-end services from UI/UX design and custom web platforms to native and cross-platform mobile applications. Our expert developers focus on  [... view Ambsan Digital profile ]
    Location
    California City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • EpicBliss

    EpicBliss Solutions provides a variety of IT services.

    EpicBliss Solutions provides a variety of IT services.

    Many worldwide clients are now using "EpicBliss" benchmark solutions, We're capable to drive you to the right tech-track for your laudable idea. So, let's scrutinize your business need, mold it and establish it with the latest and most suitable technologies.  [... see all EpicBliss reviews ]
    Location
    Ontario, California
    Number of Employees
    Under 49
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (36)

  • VOCSO Technologies

    Reimagine Growth With Cutting-Edge App Development

    Reimagine Growth With Cutting-Edge App Development

    VOCSO Technologies is an ISO 27001 certified web and mobile solutions company based in India, USA, and UAE. VOCSO Technologies is a one-stop web and mobile solutions agency, offers website design and development, mobile application design & development, and digital marketing services.  [... view VOCSO Technologies profile ]
    Location
    Orange County, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.1 4.1 (56)

  • Dreamer Technoland

    Full Cycle Software & Mobile App Development Company.

    Full Cycle Software & Mobile App Development Company.

    Dreamer Technoland is a web development, mobile app design and development company building reliable solutions for businesses and startups.  [... view Dreamer Technoland profile ]
    Location
    Alameda, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    3 Projects Listed
    View Profile
    4.4 4.4 (28)

  • Persistent

    See Beyond, Rise Above.

    See Beyond, Rise Above.

    Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology.  [... view Persistent profile ]
    Location
    Santa Clara, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.6 4.6 (730)

  • Appther

    Transforms Digital Idea Into Reality

    Transforms Digital Idea Into Reality

    Appther is a software and mobile app development company creating intelligent, scalable, and user-friendly digital solutions powered by innovation and AI.  [... view Appther profile ]
    Location
    Signal Hill, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $22/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.7 4.7 (23)

  • Rainstreamweb

    Where Business Gets Success

    Where Business Gets Success

    Rainstream Technologies is a website design and development company based in India that has been providing professional services since 2014, with an extensive portfolio of over 500+ projects.  [... view Rainstreamweb profile ]
    Location
    Ontario, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • RW Infotech

    A Headless Commerce Agency

    A Headless Commerce Agency

    RW Infotech is a Dubai-based digital agency specializing in custom web development, headless CMS integration, and scalable digital solutions. Founded in 2012 and originally established in India, they now have operations in Dubai, USA, and Australia, serving clients globally.  [... view RW Infotech profile ]
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    3.7 3.7 (75)

  • Challenge Technolabs

    End-To-End Development

    End-To-End Development

    From web development to mobile app development and UI/UX design, Challenge TechnoLabs blends creativity with technology to deliver powerful digital products.  [... view Challenge Technolabs profile ]
    Location
    Richardson Springs, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $15/hr
    Portfolios Count
    1 Project Listed
    View Profile
    5.0 5.0 (4)

  • Briskstar Technologies

    Trusted by Global Enterprises

    Trusted by Global Enterprises

    At Briskstar Technologies, we have 6+years of experience in core development which makes valuable additions to help clients to grow their business. We have an experienced team of developers based out in India who can assist clients remotely as per their time zone with a weekly reporting structure.  [... view Briskstar Technologies profile ]
    Location
    Torrance, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.8 4.8 (37)

  • SoftGrid Computers

    Innovate, Create, Excel.

    Innovate, Create, Excel.

    SoftGrid Computers is a prominent custom software development company that excels in blending the latest technologies with well-organized creative work. With a strong focus on understanding client needs and delivering optimal solutions, we strive to be a reliable partner that offers great value for money. Our  [... view SoftGrid Computers profile ]
    Location
    Santa Monica, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Invoxico Technologies

    Crafting Websites, Creating Success!

    Crafting Websites, Creating Success!

    Invoxico Technologies is an adept company in web design and development, acknowledged for its proficiency in crafting customized digital solutions. Their expert team focuses on UI/UX design, web development, CMS development, eCommerce solutions, and mobile app development, and offers a complete range of  [... view Invoxico Technologies profile ]
    Location
    La Puente, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (10)

  • Systechlogic

    Transform Your Brand with Leading IT Experts.

    Transform Your Brand with Leading IT Experts.

    SystechLogic is your trusted partner for innovative marketing solutions and software development services. We combine creativity, technology, and strategy to help businesses stand out in competitive markets. From crafting engaging campaigns to developing user-friendly, high-performance software & mobile apps  [... view Systechlogic profile ]
    Location
    Ontario, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (17)

  • NextOlive

    Grow with Technology.

    Grow with Technology.

    We have a Team of 100+ Skilled App Developers who thrive on rolling up their sleeves and solving your IT problems and meeting your business needs like APP Development, Software Development, Cloud Consulting, Generative AI Development, Cyber Security Services, Custom ERP Software Development, and Web  [... view NextOlive profile ]
    Location
    Irvine, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • TST Technology

    Your Trusted IT Consulting Company for Business Success.

    Your Trusted IT Consulting Company for Business Success.

    TST Technology is an IT consulting company that offers services such as UI/UX design, web and mobile app development, software development, and SaaS product development. They have completed over 40 projects across 15+ industries.  [... view TST Technology profile ]
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (22)

  • H.R Software Solutions Pvt. Ltd.

    Innovate, Code, Elevate Transforming Ideas into Reality.

    Innovate, Code, Elevate Transforming Ideas into Reality.

    H.R. Software Solutions Pvt. Ltd. is a leading IT company offering cutting-edge software development, web solutions, and digital marketing services. We specialize in ERP, CRM, mobile app development, and AI-driven solutions for businesses of all sizes. With a customer-centric approach, we deliver innovative  [... view H.R Software Solutions Pvt. Ltd. profile ]
    Location
    Ontario, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • Nextwebi It Solutions Pvt Ltd

    Imagination Meets Implementation

    Imagination Meets Implementation

    We are one stop solution for all your digital needs. We follow a structured and agile development approach with project management planner to ensure the successful delivery of every project, focusing on quality, cost-optimization, transparency, and client satisfaction.  [... view Nextwebi It Solutions Pvt Ltd profile ]
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • ByteBotix InfoTech LLP

    Your Business Cataylst

    Your Business Cataylst

    ByteBotix InfoTech LLP is the top service provider, We focus on Industrial and web intelligence, Web and Mobile Applications and IOT based products. Whether you are a small , medium or largescale company we have got covered you all. What makes us stand out is that we deliver secured, standard and cost  [... view ByteBotix InfoTech LLP profile ]
    Location
    Vacaville, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    View Profile

  • TechMave Software

    You Think We Will Deliver

    You Think We Will Deliver

    TechMave Software LLP delivers innovative web, mobile, and AI solutions tailored to business needs. Our team combines creativity, technology, and strategy to build impactful digital products that empower brands globally.  [... view TechMave Software profile ]
    Location
    Mountain View, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $11/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (21)

  • Kaaspro

    Accelerating Business Growth Through Technology

    Accelerating Business Growth Through Technology

    Kaaspro Solutions is a full-stack IT and product engineering company helping businesses accelerate digital transformation. We specialize in custom software, HRMS & payroll platforms, mobile & web apps, cloud solutions, and AI-driven innovations to build scalable, reliable, and future-ready technology.  [... view Kaaspro profile ]
    Location
    Menlo Park, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.2 4.2 (12)

Related Services in California

Related Mobile App Development Specializations in California

About The Author and Expert Reviewer

Content Specialist

selina@designrush.com

Selina Garcia has authored 500+ articles and edited 50+ published books in economics, law, and history. Her unique blend of experiences allows her to approach content creation from a well-rounded perspective. Currently, Selina applies her expertise to producing insightful articles on IT, software, and applications for DesignRush.

Former Development Director

spotlight@designrush.com

Sergio is a technology leader with over six years of experience managing global teams and delivering projects across fintech, sportstech, and B2B platforms. At DesignRush, he drove product growth and development execution, building tools that speed up processes by 95% and cut costs by 35% while maintaining full uptime.

Latest Trends Related to eCommerce App Development

Building a Practical Budget for Mobile App Development
App Development

Building a Practical Budget for Mobile App Development

2,422
How To Build an AI App
App Development

How To Build an AI App That Drives Business Growth

2,074
iPhone vs Android Statistics
App Development

iPhone vs. Android: 60+ Key Market Statistics Every Business Should Know

18,846