Top eCommerce App Development Companies in California
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Explore Reviewed eCommerce App Development Companies in California — Find Skilled eCommerce App Developers for Your Project
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21 Companies
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53
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Technology Partner
SDLC Corp is a software development company founded in 2015 and headquartered in San Francisco, California, United States. The company operates with a global delivery presence across the USA, UK, UAE, India, Australia, and Canada. SDLC Corp employs 400+ professionals, including software engineers, solution architects, UI/UX designers, DevOps specialists, and technology consultants. The company works with startups, mid-sized & large businesses, and enterprises across multiple regions and industries. SDLC Corp provides custom software development services that include web application development, mobile application development for native and cross-platform environments, artificial intelligence and machine learning solutions, ERP development using Odoo and Salesforce, blockchain development, SaaS product engineering, cloud infrastructure and DevOps services, and game and iGaming development. These services support both new digital product development and the modernization, integration, and scaling of existing software systems. The company offers flexible engagement models such as dedicated development teams, full-cycle product development, and long-term IT outsourcing partnerships. These models are designed to support distributed engineering teams, continuous development roadmaps, and ongoing system maintenance. SDLC Corp serves clients across fintech, gaming and iGaming, healthcare, retail and e-commerce, logistics and supply chain, SaaS and technology, and manufacturing industries. Typical use cases include workflow automation, system integration, data-driven applications, secure transaction platforms, high-traffic digital systems, and enterprise software platforms. SDLC Corp follows structured software engineering practices that include requirement analysis, architecture planning, iterative development, quality assurance, deployment, and post-launch support. By aligning technology implementation with defined business requirements, the company supports operational efficiency, system reliability, and long-term digital scalability.
See all 36+ Portfolios$25-$49/hr
$10,000 - $50,000
200 - 414
San Francisco, USA
Verified Client Review
49
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Enterprise AI Solutions
Seasia Infotech, a CMMI Level 5 certified software development company, has been delivering innovative solutions for over two decades with the Seasia Agile Model (SAM). Our proprietary SAM, combined with our commitment to leveraging cutting-edge tools and technologies, sets us apart in the market, ensuring we deliver unparalleled value and quality in our software solutions. Here are more reasons to choose Seasia Infotech as your trusted software development partner: Future-Ready Solutions: Our forward-thinking strategies equip your business for future challenges. Data Security Priority: We prioritize rigorous data protection measures to safeguard your sensitive information. Global Talent Pool: Our diverse team of experts from around the world brings a wealth of perspectives and skills. Continuous Learning Culture: We are committed to ongoing education and skill enhancement, ensuring our team remains at the forefront of technology trends, delivering the best to you. Sustainable Practices: We emphasize eco-friendly and sustainable software development methodologies. Beyond software development, our services include: Custom Software Development Mobile App Development (iOS, Android, Cross-Platform) AI & Machine Learning Solutions Web Development (Frontend & Backend) Enterprise Solutions (ERP, CRM, CMS) Cloud Computing & DevOps Blockchain Solutions E-commerce Development IoT Development AR/VR Solutions Cybersecurity & Enterprise Security Data Analytics & Big Data UI/UX Design Quality Engineering & AI-Powered Testing Low-Code/No-Code Development Agentic AI Digital Transformation & Smart Automation Generative AI (Chatbots, Image & Text Generation) DataOps & Governance BPM Automation Document Intelligence With a proven track record working with industry leaders like Harley Davidson, Mahindra, Adani, Flipkart, BD, Assurant, Dr. First, Sumeru, and Massachusetts Medical Society, we consistently deliver solutions that exceed industry standards.
See all 27+ Portfolios$25-$49/hr
$5,000+
500 - 999
Emeryville, USA
Verified Client Review
E-Commerce Engine for Web Dev Firm
Reviewed by: William Akuoko, CEO at ADEHYEE INFOTECH LTD View all 3 Reviews47
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Cutting-Edge Next Generation Ecommerce Solutions
Elsner Technologies Pvt. Ltd. is a leading provider of digital solutions with over 19 years of experience in empowering businesses to thrive in the digital landscape. We specialize in delivering innovative, customized services that drive success and enhance online presence. Our expert team is dedicated to providing solutions tailored to the unique needs of each client. Our Services: eCommerce Development: Comprehensive solutions for platforms like Shopify, Magento, and WooCommerce to create engaging online stores. WordPress Development: Customized websites and themes designed to enhance user experience and functionality. Digital Marketing: Strategies to improve visibility, attract organic traffic, and drive conversions through effective marketing techniques. Zoho Solutions: End-to-end Zoho CRM and application integration to streamline business operations and enhance productivity. WhatsApp Chatbot Integration: Intelligent chatbot solutions that improve customer engagement and streamline communication through WhatsApp. At Elsner Technologies, we are committed to helping businesses achieve their digital goals with innovative solutions and cutting-edge technology.
See all 9+ Portfolios$25-$49/hr
$25+
200 - 300
Fremont, USA
45
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Delivering Value Digitally
Ayatas is a pioneering technology company and a prominent player in the software development arena with a rich legacy spanning 18 years, making significant strides in the realm of digital solutions and services. Established in 2006, Ayatas has been at the forefront of innovation, consistently delivering cutting-edge solutions to a diverse clientele. With a commitment to excellence and a passion for technology, Ayatas has solidified its position as a trusted partner for businesses seeking comprehensive and tailored digital solutions.
See all 11+ Portfolios$100-$149/hr
$5,000 - $50,000
50+
Sacramento, USA
40
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Multi-Process IT Outsourcing Services Since 1999
SunTec India is a globally recognized IT and data-centric outsourcing company with over 25 years of industry experience. We specialize in a wide range of services, including Data Solutions (for tech platforms, marketing, B2B, and AI/machine learning), eCommerce Support (product data management, UNSPSC data categorization, MRO, and marketing) for leading platforms & marketplaces (Amazon, eBay, Shopify, etc.), Digital Engineering, ePublishing, Photo and Video Editing, and 3D Modeling. Headquartered in New Delhi, India, we proudly serve over 8,500 clients across 50+ countries, including the US, Canada, UK, Australia, Germany, France, Sweden, Norway, Switzerland, and Singapore. With a 95% client retention rate, SunTec India is known for its client-first approach and a hybrid human-in-the-loop model that blends technology with expert human insight—delivering customized, collaborative solutions rather than one-size-fits-all automation. Certifications ISO 9001:2015 & 27001 Certified CMMI Level 3 Certification Microsoft Silver Partner nopCommerce Gold Partner Google Partner Shopify Partner Amazon SPN Partner AWS Partner Amazon Ads Verified Partner Walmart Solution Partner Recognitions Gartner- Top Global Data Validation and Enrichment Vendors Clutch.co - Top 10% Service Providers OA500 - Top 500 global outsourcing providers Clutch.co - Recognized as a global outsourcing leader Consecutive Clutch.co Global & Clutch Champion Winner GoodFirms - Best company to work with SelectedFirms - Top IT Services Company
View SunTec India Profile< $25/hr
$1,000 - $5,000
1,500 - 2,000
Laguna Beach, USA
Verified Client Review
IT Director at Global Logistics Solutions Cloud Infrastructure and DevOps Implementation
Reviewed by: Lisa Russel, Manager and Content Strategist at Data4Amazon View all 4 Reviews39
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom Software Development Comapany
Protonshub Technologies is a CMMI Level 5, ISO Certified and Great Place To Work Certified, Custom Software Development Company with the most experienced team of developers working in a variety of technologies like ReactJS, ReactNative, Python, RoR, and much more to produce high-end solutions. Protonshub, a company with more than 5 years of experience, focuses on offering big enterprises innovative solutions that help them increase their revenue. We have worked for top-notch brands like Mahindra, Swaat, Shekunj, Stage, Manyavar, ICICI Bank, 2nite, 1 mg and lot more. Also, Protonshub Technologies is helping many industries like Healthcare, Logistics, Food, Travel, Edtech, and a lot more by providing them with innovative solutions. With the right talent, expertise, and creativity come success, and with Protonshub you get it all. Our USP is defined by our services we offer like: Mobile App Development Website Development MVP Development UI/UX Development Product Development E-Commerce App Development Dedicated Developers We sync with your project requirements and deliver the results as per your needs and goals.
See all 3+ Portfolios$25-$49/hr
$3,000 - $100,000
50 - 200
Mountain View, USA
38
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Custom IT Solutions for Your Business | American Webs Master
American Webs Master comprises a dedicated team of amazing professionals, trained in design, creative writing, attention to detail, strategic ideas, development, and so on. We work together to elevate your business and take it to the next level. No matter how big or small your business is, we guarantee success for all our clients. We are a full-service digital agency helping you achieve high-impact outcomes. Our team of professionals holds command over many crucial skills needed to make a business strong and successful. We combine our powerful thinking with cutting-edge technology to help you achieve your goals in no time. We can help you increase your business profits significantly in no time via different Digital platform.
See all 9+ Portfolios$25-$49/hr
$199 - $10,000
11 - 49
Sacramento, USA
37
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Tech Partner
Amazecodes Solutions Pvt. Ltd. (ACSL): Your Strategic IT Partner Headquartered in Bengaluru, India, with an established presence in California, USA, Amazecodes Solutions Pvt. Ltd. (ACSL) is a global innovation leader. With 11 years of excellence in end-to-end software development and IT consulting, we empower businesses to navigate digital evolution. We architect transformative digital solutions delivering measurable ROI, scalability, and unparalleled user experiences. ACSL is your strategic ally for Web, Mobile, Cloud, IoT, and ERP expertise, turning visionary ideas into high-impact realities. Founded by industry veterans, ACSL embodies quality, transparency, and business-centric innovation. As a full-stack software powerhouse, we serve diverse sectors: e-commerce, healthcare, logistics, and manufacturing. We manage the entire software lifecycle from concept and agile development to 24/7 maintenance. Clients see up to 40% faster time-to-market and significant operational cost cuts through intelligent automation. Why ACSL Excels: Future-Proof Technology Our laser-focused approach drives tangible growth with technology that is both functional and future-proof. Unmatched Expertise in Core Services: Web Application Development: Build responsive, high-performance web apps with modern stacks (React.js, Angular, Node.js, Laravel) for lightning-fast experiences that convert customers. Mobile Application Development: Use native/cross-platform mastery with React Native to launch engaging iOS/Android apps, integrating features offline capabilities. Custom Application Development: Tailored software for unique workflows (CRM, inventory management, analytics dashboards) that eliminate inefficiencies and scale effortlessly. Cloud Solutions: Seamless migration and optimization across AWS, Azure, and Google Cloud using serverless/hybrid setups to boost security and global accessibility. IoT Solutions: Harness connected devices with edge computing and real-time data analytics, driving predictive maintenance and operational intelligence. ERP Solutions: Streamline operations with customized implementations covering Manufacturing, Accounts, Sales & Retail, Procurement, Stocks, Property Management, and Academics, unifying fragmented systems. Partner with ACSL Today. We're your growth accelerator. Contact us now for a free 30-minute discovery call: INDIA: +91-9742006362 | +91-9886626670 | abhijith.s@amazecodes.com US: +1 (469) 226-1675
See all 6+ Portfolios$25-$49/hr
$5,000+
15 - 30
California City, USA
34
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Empowering Digital Intelligence Since 2000
Radixweb is a global product engineering company enabling digital intelligence through AI, Data, and Cloud innovation. Founded in 2000, we’ve spent over 25 years empowering enterprises and fast-growing startups to engineer intelligent, scalable, and secure software solutions. With 4,200+ projects delivered for 3,000+ clients across 25+ countries, our experts combine deep engineering precision with modern capabilities in Generative AI, Business Intelligence, and Data Analytics to turn complex ideas into measurable business impact. We serve a wide range of industries, including healthcare, fintech, retail, manufacturing, travel, hospitality, and e-commerce, delivering technology that accelerates decisions, optimizes operations, and drives growth. From enterprise modernization and cloud migration to building AI-driven platforms and predictive systems, Radixweb combines innovation with proven delivery. We are a Microsoft Gold Partner, three-time Clutch award winner, and ranked among the top 100 global outsourcing companies by IAOP®, with 97% of revenue coming from repeat clients, reflecting our commitment to client success. At Radixweb, we continue to redefine how businesses build and scale in the era of digital intelligence, creating value-driven partnerships that unlock potential and enable sustainable growth.
See all 1+ PortfoliosN/A
$25,000+
500 - 999
Frisco, USA
29
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
DEFINE| DELIVER| ITERATE
GKM IT is a leading Software Development Company based in Udaipur, India, delivering cutting-edge digital solutions to startups, SMEs, and enterprises across the globe. Since 2012, GKM IT has specialized in building custom software, mobile applications, web platforms, and scalable cloud infrastructures tailored to unique business needs. With a strong focus on innovation, agility, and client-centric development, GKM IT serves diverse industries including fintech, healthcare, education, logistics, and e-commerce. The company is known for its expert team of developers, transparent project execution, and commitment to quality—evident from its ISO 9001 and ISO 27001 certifications. Whether you're looking to modernize legacy systems, develop a mobile-first product, or launch a full-stack web application, GKM IT offers flexible engagement models and end-to-end support to turn ideas into high-performing digital products.
See all 1+ PortfoliosN/A
$200,000 - $2,000,000
100 - 150
Irvine, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Innovate. Empower. Transform
Sense7ai is not just redefining talent acquisition and software innovation; we are also committed to leveraging our expertise to support urban and rural skill development, offering opportunities for underserved communities. By offering a synergy of AI-powered recruitment with custom software development finesse, our holistic approach ensures that your staffing strategy and technological infrastructure are not just meeting but pioneering the demands of the ever-evolving business landscape — all while fostering community growth and inclusion. Specialties Software applications development, Web App, Mobile App, SaaS products, Payment Integration, Website Development, UI UX Designing, AI & ML Model Development, Data Analytics, and Data Engineering & Cloud Solutions Staffing Solutions Development Solutions Web App Development Mobile App Development UI UX Design AI & ML Solutions
View Sense7AI, Inc Profile$25-$49/hr
$5,000 - $100,000,000,000,000
11 - 50
Pleasanton, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
bringing your digital fantasies to life!
Digital Services Partner Webfinity Digital Services is a full-service digital marketing agency dedicated to helping businesses enhance their online presence and achieve sustainable growth. With expertise in SEO, web design and development, social media marketing, and more, Webfinity offers tailored strategies to meet each client’s unique needs. Their team focuses on delivering measurable results and high-quality solutions to help clients excel in a competitive digital landscape.
View Webfinity Digital Services Profile$25-$49/hr
$25+
1 - 50
San Bernardino, USA
28
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
One agency. Endless services. Zero drama.
Meta Core is an award-winning digital agency revolutionizing web and app development with high-impact, user-centric solutions. Specializing in AI-driven websites, mobile apps, and digital transformation, they deliver measurable results for clients like SYNLawn, Redefine Meat, and AIG. Their "Brandformance" approach blends intuitive UI/UX, SEO-optimized design, and scalable tech to boost conversions and visibility. With 45 awards in two years, Meta Core excels in competitive markets, though transparency on pricing and tech stacks could enhance appeal. A top pick for businesses seeking innovative digital excellence.
View Meta-Core ProfileN/A
$1,000 - $2,000
50 - 100
Fresno, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Your Digital backbone.
At Xoance Software & Services, we pride ourselves on being more than just a service provider—we are your dedicated growth and digital transformation partner. Whether you're launching a startup or managing an established enterprise, we deliver customized digital solutions to help your business scale effectively. Our services include website development, custom software development, DaaS and SaaS solutions, e-commerce development, CMS platforms, and much more. We offer end-to-end support across your entire digital journey—so you can stay focused on what matters most: growing your business. Ready to elevate your digital presence? Let’s connect and bring your vision to life.
View Xoance Software & Services Profile$25-$49/hr
$1+
15 - 20
Fresno, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
CRM Development Company
At Code Garage Tech, we simplify your marketing, sales, and customer support with our expert CRM development services. As a leading CRM development company, we offer seamless solutions for customer tracking, purchase history, and contact management.
View Code Garage Tech Profile$25-$49/hr
$10,000 - $10,000
10 - 49
Oakland, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Digital Transformation Agency
Appinventors is a leading Digital Transformation Agency, we empower businesses to thrive in the modern digital world. We specialize in catalyzing growth through innovative digital solutions. Our team of experts harnesses cutting-edge technologies to optimize operations, enhance customer experiences, and drive tangible results. Appinventors is your partner in navigating and conquering the realms of digital transformation.
View Appinventors INC Profile$25-$49/hr
$10,000 - $100,000
50 - 100
Los Angeles, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Climb to the Top with Peak Ranker LLC.
At Peak Ranker LLC, we specialize in helping businesses climb to the top of the digital world. Based in San Diego, California, we offer a full range of development, marketing, and advertising services designed to drive real results. Whether you're a startup or an established business, our expert team delivers custom web solutions including Web & Mobile App Development, WordPress Sites, CRM Systems, and more. Our marketing services are built to grow your brand through SEO, SEM, Social Media Marketing, and Strategic Branding. We also provide ads management across major platforms — including Google Ads, TikTok Ads, and Social Media Ads — to maximize reach and ROI. From optimizing your Google Business Profile to implementing full-scale Website SEO, Peak Ranker LLC is your trusted partner for growth-driven digital success. ? Phone: (510) 689-1911 ? Address: 421 Broadway Apt 3, San Diego, CA 92101 ? Email: support@peakrankerllc.com ? Serving Clients Nationwide
View Peak Ranker LLC Profile$25-$49/hr
$199 - $5,000
100 - 200
San Diego, USA
27
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Top AI-powered web and mobile app development company in San Diego
Bitcot is an award-winning digital transformation company that leading organizations trust for custom solutions in web, mobile, AI, and automation. Fortune 500s and ambitious startups come to us for one reason: AI-powered software that actually moves the needle. Based in San Diego, California, we deliver end-to-end software development services for startups and enterprises across industries. We have expertise in custom development and integration, workflow automation, low-code tools, cloud migration, SaaS product development, QA testing, and more. With a strong focus on helping businesses drive tangible ROI through the latest advancements in AI and automation, we turn technology into measurable value. Our team of experienced developers, designers, architects, business analysts, and project managers works closely with clients to understand their unique challenges and accelerate their growth with web and mobile apps. You can find organizations such as ResMed, Stanford University, and Evolus in our portfolio, and we’ve built trust-based relationships with teams who come back to us project after project. Our clients tell us we're easy to work with because we keep things straightforward and deliver on our promises. Bitcot partners with you to turn complex problems into scalable solutions that push your business forward. Technology is a tool. Growth is the goal. We deliver both.
View Bitcot - Web, Apps, AI & Automation Solutions Profile< $25/hr
$20 - $25
200 - 300
San Diego, USA
26
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
leading IT consulting company
Professional IT Consulting Services to Fuel Innovation and Drive Results. We've successfully delivered 40+ projects across 15+ industries. Our services include UI/UX Design, Web and Mobile App Development, Software Development, SaaS Product Development, and more.
View TST Technology ProfileN/A
$100+
20 - 50
Los Angeles, USA
16
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Make the right Choice
AlphaBOLD is a global leader in next-generation business transformation and consulting. We enable clients all over the US to navigate their digital transformation. With collectively three decades of experience managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do this by enabling the enterprise with Dynamics 365 or Oracle NetSuite core, which helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovative ecosystem. AlphaBOLD implements Dynamics 365, SharePoint, Power BI, Oracle NetSuite, and many other custom solutions for its customers. From end-to-end digital implementations to planning, design, development, and roll-out of various business applications, BOLDEnthusiasts can deliver it all. AlphaBOLD has developed vertical-specific solutions for Construction, Manufacturing, and Retail companies to help them reach their true potential. AlphaBOLD also offers add-ons that can be installed easily on existing systems and help boost the productivity of an organization significantly. Our add-ons include BOLD-HI, BOLDSync etc.
View AlphaBOLD Profile$25-$49/hr
$5,000+
50 - 249
Carlsbad, USA
0
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
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Empowering Digital Commerce Transformation
We are Magneto. A team of digital commerce experts working with manufacturers, wholesalers and retailers globally, turning ideas into unique customer & content-centric experiences, using a platform-agnostic approach. Since 2010, we have been architecting digital commerce solutions for our clients providing innovative solutions, managing delivery and accelerating the speed at which leading B2B, B2C, D2C and marketplace brands can scale with flexibility their online offerings. We empower enterprises with industry-leading composable commerce solutions through a range of partners which offer PIM, DAM, OMS, MDM, DEM, CRM, CX, omnichannel sales, and marketing business needs. We push ourselves. We push technology. And we push the boundaries of conventional commerce.
See all 7+ Portfolios$25-$49/hr
$25,000+
50 - 249
New York, USA
Verified Client Review
CRM & Web Development for Promotional Products Company
Reviewed by: Meizi Yu, Production & Logistics at Product Media Group View all 72 ReviewsWhy Companies Trust SelectedFirms?
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