116
Last updated 11 August, 2025

Top React.JS Development Companies in California

List of Best React.JS Developers in California

116 Companies | Last Updated 30 October, 2025

Endertech

Love they Neighbor. Master thy Craft!

Endertech is a full service digital agency that can help you with plan, design, develop, support and grow your websites, apps and software systems. We help businesses achieve success for their web-based…Explore the detailed profile of Endertech

  • 11 to 50

  • $101 - $150

  • $5001 - $10000

  • California, USA

Mobulous Technologies

(2 Reviews)

We Build your Next Generation App

We, Mobulous, are the top rated mobile app developers having 10 years + expertise in creating innovative and out of the box native applications. With over 500+ native android and iOS apps developed, our…Explore the detailed profile of Mobulous Technologies

Somya

Thank you for the amazing work!

  • 51 to 250

  • Up to $25

  • Less than - $5000

  • California, USA

Softjourn

People have infinite ideas, Softjourn gives them life!

Softjourn is a full-cycle consulting and software development company, with expert product teams experienced in Fintech, Media & Entertainment, with a special emphasis on Ticketing. Headquartered…Explore the detailed profile of Softjourn

  • 251 to 1000

  • $51 - $100

  • $25001 - $50000

  • California, USA

Robosoft Technologies Inc.

App development & digital platforms made simple

Robosoft Technologies is an experience engineering company trusted by large global enterprises, ambitious startups, and mid-size companies worldwide. Our mission is to simplify every aspect of digital…Explore the detailed profile of Robosoft Technologies Inc.

  • 251 to 1000

  • $51 - $100

  • $50001 - $100000

  • California, USA

Logicspice Software

Commitment to Deliver Performance

Logicspice is the trustable and reliable IT company, offering customized ready-to-install software scripts and a dedicated team of mobile app developers and web developers. The company provides cost-effective…Explore the detailed profile of Logicspice Software

  • 11 to 50

  • Up to $25

  • Less than - $5000

  • California, USA

Matellio Inc.

(15 Reviews)

Navigating Ideas

Matellio is a leading software engineering studio, recognized globally for delivering intelligent solutions powered by Artificial Intelligence and Machine Learning. We specialize in developing customized…Explore the detailed profile of Matellio Inc.

Chris

Matellio was involved in the design, development, and testing phases. They’re very well-rounded in that regard.

  • 51 to 250

  • $51 - $100

  • -

  • California, USA

OTS Solutions

(1 Reviews)

Building The Future With Digital Solutions

OTS Solutions is a leading Digital Solutions Consulting & Services provider headquartered in Richardson TX. OTS offers unmatched quality to improve efficiencies and help grow the businesses of our…Explore the detailed profile of OTS Solutions

RW

A Trustworthy service provider Company

  • 51 to 250

  • $26 - $50

  • $25001 - $50000

  • California, USA

Uptech

Apps for bold ideas | Mobile & Web developers

Uptech is an international software development company that helps build profitable products with product market fit for companies on Fortune 500, Inc. 5000 lists and fast scale-up teams for technology…Explore the detailed profile of Uptech

  • 51 to 250

  • $26 - $50

  • $10001 - $25000

  • California, USA

Distillery

Distillery accelerates innovation through an unyielding

Distillery is a premier nearshore software development firm. At our core, we embed elite AI-enabled senior engineers and agile experts directly into our client’s projects, accelerating velocity…Explore the detailed profile of Distillery

  • 51 to 250

  • $101 - $150

  • $25001 - $50000

  • California, USA

Seasia Infotech

(1 Reviews)

A CMMI Level 5 Company

Established in 2000, SEASIA INFOTECH proudly serves as a leading provider of IT consulting and software development services, headquartered in India. With a comprehensive suite of services including enterprise…Explore the detailed profile of Seasia Infotech

Shelly

They’re excellent programmers and know how to come up with innovative solutions that meet our ultimate goals.

  • 251 to 1000

  • $26 - $50

  • $10001 - $25000

  • California, USA

Elsner Technologies Pvt Ltd

Achieve Growth and Success with Elsner Technologies' Development

Elsner Technologies is a full-service IT company founded in 2006 with over 18 years of experience in offering a wide range of innovative solutions tailored to meet the diverse needs of businesses in the…Explore the detailed profile of Elsner Technologies Pvt Ltd

Caitlin

Web Development Services - Reliable and Scalable Web Services By Elsner Technologies

  • 51 to 250

  • Up to $25

  • Less than - $5000

  • California, USA

UIUX Design Agency - 47Billion

Design-led and data-driven product engineering services

We are an IT Software services company based out in USA and India, specializing in Big Data Analytics, AI/ML, UX/UI Design & End-toEnd Product Development. We have strong technical expertise…Explore the detailed profile of UIUX Design Agency - 47Billion

SM

My overall experience with 47Billion is great!

  • 51 to 250

  • $26 - $50

  • $5001 - $10000

  • California, USA

Acquaint Softtech

Think Partner, Not Agency

Acquaint is at the forefront of digital innovation. We are a full-service website & mobile app development company committed to delivering cutting-edge solutions that empower businesses & individuals…Explore the detailed profile of Acquaint Softtech

  • 51 to 250

  • $26 - $50

  • $5001 - $10000

  • California, USA

Tvisha Technologies Pvt Ltd

Top Mobile app development company in India and USA

TVISHA TECHNOLOGIES PVT LTD (TTPL) is a fast-track IT solutions provider powered with a perfect balance of technology innovation, mobile app designing-development, and premier Digital Marketing solutions.…Explore the detailed profile of Tvisha Technologies Pvt Ltd

Rajiv

Software Development for our company

  • 51 to 250

  • $26 - $50

  • $5001 - $10000

  • California, USA

Ogma Inc.

(2 Reviews)

Partners for Success

Ogma Inc. is a full-service software development company with over 20 years of expertise. We have established a strong presence in the IT market by delivering custom software solutions that address current…Explore the detailed profile of Ogma Inc.

DV

Best price and quality.

  • 51 to 250

  • $26 - $50

  • $50001 - $100000

  • California, USA

Railsfactory

Unlock new possibilities with our Ruby on Rails expertise

We are a team of 200+ robust full stack developers across Ruby on Rails & other open source technologies. Our clients and partners range from startups, SMB's to the innovation team of major corporations…Explore the detailed profile of Railsfactory

  • 51 to 250

  • $26 - $50

  • $25001 - $50000

  • California, USA

inVerita

(1 Reviews)

Extending your Teams with the right People...

inVerita is a certified digital health custom software and staff augmentation company that delivers healthcare and medical(IoT) web(.NET/Node.js/Javascript), mobile solutions(Flutter, Native, React-Native),…Explore the detailed profile of inVerita

EE

We loved working with inVeritaSoft!

  • 51 to 250

  • $51 - $100

  • $25001 - $50000

  • California, USA

Appventurez

Bridging the Gap Between Ideas & Reality

Appventurez is a leading Mobile App Development Company which was established with a motto of imparting end-to-end technology-oriented services to all large and small businesses with a goal of enhancing…Explore the detailed profile of Appventurez

  • 51 to 250

  • Up to $25

  • $25001 - $50000

  • California, USA

MagmaLabs is an eCommerce and software development consultancy that develops software solutions for emerging, mid-size, and growing companies using innovative technologies. From the past 8 years, our…Explore the detailed profile of MagmaLabs

  • 51 to 250

  • $51 - $100

  • $5001 - $10000

  • California, USA

Competenza Innovare

(1 Reviews)

Think Innovative, Deliver Excellence

We are a fast-growing software & mobile app development agency providing highly profitable solutions to our customers all over the world. Small to big, fairly complex to highly complex, our developers…Explore the detailed profile of Competenza Innovare

Rakesh

Trusted mobile app developers

  • 11 to 50

  • Up to $25

  • $5001 - $10000

  • California, USA

Xicom is an established software development company delivering mobile apps and web application development services of any complexity. Founded in the year 2002, Xicom is an ISO 9001:2008 certified offshore…Explore the detailed profile of Xicom Technologies

  • 51 to 250

  • Up to $25

  • $10001 - $25000

  • California, USA

Third Rock Techkno

Empowering SMEs to Leverage Technology for Growth

Third Rock Techkno is a solution-centric company driven by a passion for technology. It is an internationally located technology provider headquartered in San Jose, United States, with R&D centers…Explore the detailed profile of Third Rock Techkno

  • 51 to 250

  • $26 - $50

  • $5001 - $10000

  • California, USA

Dinarys GmbH

Certified E-Commerce Development Company

Dinarys GmbH is a one-stop software engineering and IT consulting partner for retail and e-commerce businesses; Adobe and Shopware Certified Solution Partner, Certified BigCommerce Partner.…Explore the detailed profile of Dinarys GmbH

  • 51 to 250

  • $26 - $50

  • $10001 - $25000

  • California, USA

Cerebrum Infotech

(2 Reviews)

We Design Future-Ready website and Mobile Applications

Cerebrum Infotech is a mobile application and software development company, Cerebrum is regarded as a premier app development company.  We emphasize our customers' needs; it is our prime priority-…Explore the detailed profile of Cerebrum Infotech

Rajeev

Excellent Product and Awesome Support from the Team

  • 51 to 250

  • Up to $25

  • Less than - $5000

  • California, USA

Ayatas Technologies

Delivering Value Digitally

  15 Years of Digital Excellence and Innovation   Ayatas is a pioneering technology company and a prominent player in the software development arena with a rich legacy spanning 15 years, making…Explore the detailed profile of Ayatas Technologies

  • 11 to 50

  • $51 - $100

  • $5001 - $10000

  • California, USA

Insightful Technologies

We make your dreams happen

The Power of online influence can not be denied given the fact that a strong online presence plays a vital role in any business's success. We recognize the fact and produce the work that delivers.…Explore the detailed profile of Insightful Technologies

  • 11 to 50

  • Up to $25

  • Less than - $5000

  • California, USA

SDLC Corp

(5 Reviews)

Your Technology Partner

SDLC CORP is a globally recognized software development company delivering robust, secure, and future-ready digital solutions. Headquartered in the USA, with presence in the UK, Australia, UAE, India,…Explore the detailed profile of SDLC Corp

Toni

Flawless Execution from Start to Finish!

  • 251 to 1000

  • $26 - $50

  • $5001 - $10000

  • California, USA

CIGNEX

Driving Digital Transformation

CIGNEX is a global consulting company offering solutions, services and platforms on Open Source, Cloud and Automation technologies. Since 2000, CIGNEX has been delivering enterprise class solutions, which…Explore the detailed profile of CIGNEX

  • 251 to 1000

  • $26 - $50

  • $5001 - $10000

  • California, USA

SynergyTop Inc

Driving Synergy, Assuring Growth

Synergytop Inc is a top development company that delivers bespoke software solutions and winning results for all your business needs.Our certified digital and domain experts provide custom digital solutions…Explore the detailed profile of SynergyTop Inc

  • 51 to 250

  • $26 - $50

  • $10001 - $25000

  • California, USA

Closeloop Technologies

Bringing Awesome Ideas to Life

Working diligently in the world of technology to assist firms, enterprises, and organizations around the globe to manage business operations more efficiently and effectively, Closeloop has been in operations…Explore the detailed profile of Closeloop Technologies

Adrian

We achieved remarkable outcomes due to their constant efforts.

  • 51 to 250

  • $26 - $50

  • $50001 - $100000

  • California, USA

Digital Gravity Agency

Digital Marketing, Website Development & Mobile App Development

Digital Gravity Agency is a leading web design agency based in the United States, dedicated to empowering companies to excel in the digital realm. As a web design firm, our primary goal is to identify…Explore the detailed profile of Digital Gravity Agency

  • 51 to 250

  • $26 - $50

  • Less than - $5000

  • California, USA

Magicmind Technologies Limited

Empowering Solutions & Services

Magicminds: Empowering Solutions & Services – Bridging the Gap with Excellence. Headquartered in the USA with global footprints spanning across India and Australia, Magicminds stands as a frontrunner…Explore the detailed profile of Magicmind Technologies Limited

  • 51 to 250

  • $26 - $50

  • $10001 - $25000

  • California, USA

Plavno

(1 Reviews)

✅ Get ahead of the competition with our team of industry

Plavno is a premier software development house with over 15 years of experience and a highly qualified team of experts in your industry. Fully-fledged teams of specialists cover…Explore the detailed profile of Plavno

Aleksandr

LMS Platform & Mobile App Dev for Online Music School

  • 51 to 250

  • $26 - $50

  • $25001 - $50000

  • California, USA

Voxturr

New-Age Businesses Need a New-Age Mindset

Voxturr was initiated by passionate youngsters and has grown from a two-men-army operating out of an apartment in 2018 to a family of 20+ growth professionals in a span of 2 years. We are now an extended…Explore the detailed profile of Voxturr

  • 11 to 50

  • $51 - $100

  • $10001 - $25000

  • California, USA

Babbage and Turing

We develop software on VisionOS, Custom AI, React Native,

We provide AI consulting & develop custom software for VisionOS, Oculus, Web3, Metaverse, React Native, ReactJS, NodeJS, WebRTC, threeJS, & 3D applications. We are among the top and first VisionOS…Explore the detailed profile of Babbage and Turing

  • 11 to 50

  • $26 - $50

  • $10001 - $25000

  • California, USA



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