Top React.js Development Companies and DevelopersJune 20, 2025 |  Top Web Development Firms

1. Konstant Infosolutions:

https://www.konstantinfo.com

Konstant Infosolutions is a premier software development company, offering a wide range of web and mobile solutions across the globe since 2003. The company has a team of 180+ highly qualified and experienced IT professionals who can deliver best of technology solutions and consulting services across diverse business needs.

Services Provided by Konstant Infosolutions:

As a leading software development company, Konstant provides reliable web and mobile solutions spanning across Native Mobile Apps Development, Cross-Platform Mobile App Development, Custom Web Development, UI/UX Design Solutions, Artificial Intelligence, AR/VR Development, E-Commerce Solutions, Database Programming, CMS Development, Enterprise Mobility Solutions, Cloud Consulting and IT Consulting – offering businesses delightfully tailored and trendy solutions in their budget.

Key Clients: United Nations, Wonder Cement, Volkswagen, Stanley, Citrix, Project Action Star, RawBank, Houghton Mifflin Harcourt, ThomasVille, Scholastic, Nestle, NASSCOM, TABCO.Food and more.

Client’s Review:

“They delivered a functional platform that met guidelines and the client’s criteria as defined in the scope of work, ensuring timely delivery. The team was responsive to change requests and demonstrated an understanding of the vision, impressive communication skills, and expertise.” – Matthew C.

2. Inoxoft:

https://inoxoft.com

Inoxoft – an international software development company that delivers custom solutions for small and large businesses. The company conducts clear estimation of requirements and offer several cooperation models according to timescope, budget and complexity of desired features to be included in the solution. Inoxoft shares the principles to develop and improve business environments through digitalization and strong expertise in the domain.

Services Provided by Inoxoft:

Mobile, Web, Cloud Development, UI/UX Design, QA services, and the Discovery Phase.

Key Clients: Synergy, Dimex, Chirpi, Si Time, Lumen, BeyondVerbal, Pinguin, UC San Diego, Yumble, R&L Consulting

3. DigiFutura:

https://www.digifutura.com

DigiFutura is design driven application development company focused to create compelling user experience design digital experiences and building topnotch highly scalable web and mobile applications for enterprises, startups and SME’s. DigiFutura is specialized in helping clients with their data strategy, automating their mundane tasks by utilizing AI/ML methods and most importantly creating delightful user experiences based on data.  DigiFutura has been awarded as one of the Top 10 Best Startup in Mobile Application Development Companies in 2016 by Startup City Magazine.

Services Provided by DigiFutura:

UI/UX Design, Mobile App Development, Web Development, AI/ML Solutions, Block-chain

Tech Skills: Ruby on Rails, React Native and ReactJS, NodeJS, Vue.js, AngularJS, Python, Swift, IBM Watson, Microsoft Cognitive Services, Google AI.

Key Clients: Zoomcar, Bridge2Solutions, QNAPP, Acube Now, BlueJeans, Luxie.inc, HP, ElevenPlusExams

4. Datamatics:

https://www.datamatics.com

Datamatics provides intelligent solutions for data-driven businesses to increase productivity and enhance the customer experience. With a completely digital approach, the Datamatics portfolio spans across Information Technology Services, Business Process Management, Engineering Services, and Big Data & Analytics all powered by Artificial Intelligence. It has established products in Robotic Process Automation, Intelligent Document Processing, Business Intelligence, and Automated Fare Collection. Datamatics services global customers across Banking, Financial Services, Insurance, Healthcare, Manufacturing, International Organizations, and Media & Publishing. The Company has presence across 4 continents with major delivery centers in the USA, India, and the Philippines. Datamatics provides end-to-end enterprise solutions to all organizations across the world. We construct innovative and customized solutions for enterprises to help businesses increase ROI and improve operational efficiency.

Services Provided by Datamatics:

Datamatics portfolio spans across Information Technology Services, IoT, Business Process Management, Engineering Services, and Big Data & Analytics all powered by Artificial Intelligence. It has established products in Robotic Process Automation, Intelligent Document Processing, Business Intelligence, and Automated Fare Collection.

Digital Experience Services – Web Development, Mobile App Development, Wearable App Development, React Native Development, Product Design, Web Design, UX/UI Design, Software Testing, DevOps, Product Engineering

Key Clients: Tata AIA Life, Birla Sunlife insurance, Bajaj Allianz, Unilever, Blue Star, Mahindra Finance, Memphis Area Transit Authority (MATA), Kotak Life Insurance

5. eSparkBiz:

https://www.esparkinfo.com

eSparkBiz’s 10 years of experience in tech trends allow it to deliver remarkable software solutions that boost business efficiency and fulfills customer satisfaction. Our developers have expertise in providing IT consulting service for startups and enterprises.

Services Provided by esparkbiz:

Custom Software We Develop: Web Applications, Mobile apps, SaaS products, Desktop applications, Libraries

Key Clients: Samata Health, Mynd Matters

6. Capital Numbers:

https://www.capitalnumbers.com

Capital Numbers is one of the highly rated web development companies in India. It is popular for its excellence, robust solutions, skilled experts, and result-driven project development methods. The company offers a strong backbone of developers and designers to create inventive solutions.

Their dedicated team is known for conducting seamless technology integration, providing scalable solutions, introducing a flexible work environment, and ensuring robust team management. Their budget-friendly services, up-to-date resources, and seasoned talent pool help clients boost their businesses 10x.

Services Provided by Capital Numbers:

UI/UX Consultation, Product Engineering, Website Development, Blockchain Development, Ecommerce Development, Mobile Software Development, Custom Software Development, Quality Assurance, Cloud Engineering, Testing, Devops

Key Clients:Reuters, ST Engineering, Conde Nast, Mount Sinai, Doosan, Credit Sesame, Fidelity Payments, Zoovu, Stuppler, Bright Edge

7. SumatoSoft:

https://sumatosoft.com

One of the most reliable partners with extensive experience, technical expertise and worldwide recognition, SumatoSofthas developed software solutions for brands like Toyota, CornerStone, OnDemand, Nectarian, Boxforward and many more. They work with the most advanced technologies including chat bots, AngularJS, Magento 2.

Services provided by SumatoSoft:

The core services include business analysis, app design, programming, testing and QA, mobile app development, software development, data management, eCommerce development, API integration, Content Management Systems, Messaging-as-platform-applications.

Key Clients:

8. Uplers:

https://www.uplers.com

Uplers is a one-stop digital services company delivering end-to-end web, design, digital marketing, and email production services to businesses and agencies across 52+ Nations. Backed by a team of 500+ digital experts, the company is the preferred hub to hire dedicated developers, marketers, designers and dedicated teams.

Services Provided by Uplers:

Hubspot web development, WordPress web development, SEO, SEM, Email Marketing, Design

Key Clients: Amazon basic, National Geographic, JXT, Airtasker, Weight watchers reimagined and many more

9. Altoros:

https://www.altoroslabs.com

Altoros is a professional software services provider that specializes in delivering fully managed solutions based on Microsoft .NET, Java, Ruby on Rails, Angular, React, JavaScript, Android, iOS, Hadoop, and NoSQL. Altoros also helps companies to build a sustainable competitive advantage on top of Cloud Foundry, blockchain, and artificial intelligence technologies

Services Provided by Altoros:

Our services range from assistance with selecting the most optimal technology stack and training, to developing complex enterprise-grade solutions, to integration and migration of legacy systems.
Altoros provides methodology, training, technology building blocks, and deep industry knowledge in telecom, logistics and transportation, healthcare, retail, e-commerce, and energy.
Main areas of expertise: Custom software development, UI/UX design, Cloud Foundry implementation (microservices, containers, PaaS), Integration and legacy systems modernization, Artificial intelligence and machine learning, Predictive analytics, Blockchain solutions for startups and enterprises

Key Clients: Siemens, Sony, Denso, Toyota, Hitachi, Couchbase, Allstate

10. BairesDev:

https://www.bairesdev.com

We are the fastest growing Technology Solutions company in Latin America, with offices across the main cities in LATAM and the US. We have the largest applicants pool in the industry with over 145.000 Software Engineers applying to work with us each year, from which we hire only the Top 1% most talented through a rigorous staffing method. This is how we create solid teams of 100% bilingual veteran developers.

We work providing end-to-end delivery for companies of all sizes, from startups to some of the biggest companies in the world, leading projects for Google, Sirius XM, Volkswagen, Groupon, IBM & Viacom, among others. The heart of our work is Software Outsourcing, Testing and Operational Support which we provide through a service of fully managed teams that integrate seamlessly into your projects. We are a group led and guided by an Agile mentality. We are a firm founded and run by Developers. We are a company Powered by Technology and Driven by Talent.

Services Provided by BairesDev:

Software Outsourcing, Staff Augmentation,  UI/UX Design, Mobile, Quality Engineering, Software Support, Big Data, Gaming, MVP Development Services, Cloud Computing

Key Clients: SiriusXM, Google, Viacom, Groupon, Netgear, Univision, AP, Turner, IBM, Thomson Reuters, RightSide, Salesforce, Whirlpool, HP, BBVA, AdRoll, R/GA, Instructure, Leaf Group, iSeatz, EPublishing, BlackBoard, Roemmers, MuleSoft, Fresenius, Square, Kapsch, Gemalto, IPG Mediabrands

11. Semaphore Software:

https://www.semaphore-software.com

Semaphore – A Silver Touch Technologies Export Division is a CMMI Level 5 & Microsoft Gold Certified Custom Software Development Company with 1200+ IT experts on board. We offer Software Development Services on various technology platforms like Microsoft .Net, Blockchain, Big Data, Open Source, Mobile, Java etc.

Services Provided by Semaphore Software:

Offshore Software Development, Custom Software Development, E-commerce Development, Mobile Application Development, IoT Application Development, Blockchain App Development, Web Development, CMS Development, UI/UX Designing

Key Clients: Spreadco

12. WillowTree:

https://willowtreeapps.com

WillowTree is a new-gen design and app development company that builds AI-driven mobile and web applications. They deliver advanced tech solutions for various industries, including finance, health & wellness, travel & hospitality, food & beverage, media, retail, and eCommerce. This mobile app development company provides clients with some of the most experienced artificial intelligence experts to craft unique digital solutions.

They are your go-to digital partner that helps face complex challenges and harness the power of generative AI to strategize digital solutions using expertise in marketing, design, strategy, and engineering. Their teams leverage artificial intelligence to build human-centric designs for extraordinary outcomes and deliver top-notch user experiences.

Services Provided by WillowTree:

Strategy Consulting, Data & AI, Design & Creative, Product Development, Digital Marketing

13. Monstarlab:

https://monstar-lab.com

Monstarlab demonstrates its expertise in providing enterprise-level digital solutions and consultancy to its global clients. This Tokyo-based digital consultancy firm has worked with several renowned corporations and entrepreneurs and delivered thousands of projects. They have become one of the top product development firms; all credit goes to their resilience, quality services, and quick responsiveness.

The company is popular in the mobile and web development industry for its unique approach to engineering products, delivering services, and building a robust app development ecosystem. Considering the culture of continuous learning, adapting to new tech, and fostering innovation, Monstarlab is the perfect choice for your next project.

Services provided by Monstarlab:

Mobile App Development, Custom Software Development, Big Data and BI, IoT Development, IT Staff Augmentation

Key Clients: Fujitsu, Gardens by the Bay, CHR Hansen, HSBC, Shake Shack

14. MLSDev:

https://mlsdev.com

MLSDev is an award-winning custom software development company that builds web and mobile apps for SMBs, big brands, and ambitious entrepreneurs with awesome ideas. Established in 2009 | 100+ clients, 200+ projects | 34 awards | 97% client satisfaction rate.

If you need a technical partner that will not just deliver the code but challenge you back, add some extra value to your project, and support your business’ growth – choose MLSDev. Be sure, with MLSDev, that your new app will bring you more profit quickly.

Services Provided by MLSDev:

Web Application Development, Mobile App Development, Custom Software Development, Dedicated Development Teams, IT Staff Augmentation

Key Clients: ESPN, McDonald’s, GoPuff, Danone, Panasonic, Alpine, Comfy, ArtStation, LevelUp, Chored, Yummi, and EdgeRift.

15. Cleveroad:

https://www.cleveroad.com

Cleveroad team is your reliable partner in software design and development. Starting with an idea, through requirements analysis to UI/UX design creation and development, we work hard to drive value into every project we undertake. Having delivered over 130 software solutions, we gained vast expertise in iOS, Android and Web apps development. We believe that creative thinking and collaborative approach to every step of development process delivers top-notch products.

Services Provided by Cleveroad:

Cleveroad provides full stack development services – mobile, web, desktop apps development, user-first UI/UX design, responsive web design, and development, backend integration, outstaff services.

Key Clients: DPD, HSBS, BET3000, Virgin Atlantic, PrankDial, MoneyWiz, Fuji HI, Octopus, Cartogram, Blockbuster

16. Hidden Brains InfoTech:

http://www.hiddenbrains.com

Hidden Brains InfoTech is a globally acclaimed CMMI Level-3 custom software development and IT consulting firm that specializes in enabling digital transformation. Our company was founded in 2003 and has since achieved unprecedented growth, serving over 2400 clients in 107 countries. We have earned the distinction of being a ‘Great Place to Work® Certified\’ organization, which highlights our commitment to maintaining an exceptional work culture and transparent business practices.

Services Provided by Hidden Brains InfoTech:

Hire Dedicated Developers, Web Application Development, Mobile Application Development, UX/UI Design Services, Front End Development, Product Prototyping, Microsoft Development, Cloud and DevOps

Key Clients: DHL, Caterpillar Inc, GT Bank, PlantVillage, Scosche Industries, ELMO Spa, Plus, DeliveryAny, HomeHub, Custom Wrkshop, VaRepo, Zoebook

17. Ready4S:

http://ready4s.com

Ready4S is a full-time mobile app development firm that is managed from Poland and is a highly recommended mobile app developer in the United States. They form a great company that supports quality IT outsourcing across the globe. A small team of developers, business analysts and quality analysts is proficient to inspire startups and entrepreneurs in setting up an imperial brand among global audiences through high-tech, influential apps.

Services provided by Ready4S:

The company offers free app development consultancy to all types of businesses and productive business solutions.

Key Clients:

18. Xicom Technologies:

http://www.xicom.biz

Xicom was founded in 2002 and now it is a leading software and mobile app development company in the world. It is expert in developing Android and iOS apps and it also provides software development services in Java, .NET, Website development, Ecommerce development and developing applications based on IoT, AI, Blockchain and Cloud technology. Xicom is a preferred Android and iOS development company and it also offers cross platform app development services for various frameworks including React Native, Xamarin, PhoneGap / Cordova, Titanium Appcelerator, Ionic and Sencha.

Services provided by Xicom Technologies:

Xicom provides wide breadth of software development, mobile app development, web development and IT consulting services across the entire IT spectrum. Xicom is expert in Web development (PHP, ASP.NET, Ecommerce Solutions, Open Source, Website Design and Development), Mobile App Development (Android, iOS and Cross platform app development), Software Development (Java, .NET, Enterprise Applications) and IT Consulting (Cloud solutions, Managed IT solutions, Product Engineering Solutions)

Key Clients: Spooner, Lunchserved, Campcrate, Ecopons, Snapsellers, Fitfix, Notch, Whaabaam, Algotrader, Gosupps and more.

19. Sparx IT Solutions:

http://www.sparxitsolutions.com

Established in 2008, Sparx IT Solutions specializes in tailor-made, professional, effective and affordable web solutions. With the aim of achieving 100% customer satisfaction, the team at Sparx makes sure that their clients own a website exactly what they were looking for. They have worked for brands like Yamaha, Coca-Cola, Unilever, BMW, Yamaha, GSK, Revlon, Amdocs and many others. It is a NASSCOM certified PHP development company that has completed more than 13,200 projects for more than 9,100 clients worldwide.

Services provided by Sparx IT Solutions:

The major services offered by Sparx IT Solutions include design and markup, web development, eCommerce web development, business analytics, apps and game development and internet marketing.

20. TechMagic:

http://www.techmagic.co

TechMagic is a development company from Ukraine. Being startup founders ourselves, they help entrepreneurs to launch their great ideas. TechMagic execute Lean Startup Methodology and believe in Minimal Viable Product development to see if a concept works. They use Agile to make quick iterations and build solutions that really fit the market.

Services provided by TechMagic:

TechMagic has experienced in native iOS and Android application development with complex Back-End (Node.js). Also, they provide dedicated team model, so clients can build thier own team in Ukraine.