Top 50+ Java companies

We are a dedicated team of developers and managers engaged in the complete cycle of web application development. You will find passionate architecture builders and deliverers of the best web 🖥️ and app 📱 development practices in any of us. From Ukraine, with love 🇺🇦 Our team has extensive experience developing front-end and back-end solutions using various tools and technologies.👇🏼 ✅ On the front end, we are proficient in HTML5, CSS, SCSS, React, Next.js, Tailwind, SASS, and Angular. We have experience building complex web applications using React and React Hooks and managing state using Redux, including Redux Toolkit and RTK Query. ✅ On the back end, we are experienced in building REST APIs and WebSocket using Node.js, Express.js, and Nest.js, with knowledge of ASP.NET. We also have experience with database management using Hasura, Firebase, and AISTA Magic Cloud. ✅ Coderfy is committed to delivering high-quality work with attention to detail and clean, maintainable code. We also know unit testing using Jest, Karma, and Jasmine. ✅ Our team also has experience with various other technologies and tools that can be leveraged to deliver robust solutions. We are proficient in JavaScript, including ECMAScript 6, and have experience with TypeScript, Bootstrap, Styled Components, Material UI, Tailwind CSS, and Materialize CSS. ✅ We have experience with database management using MongoDB, MySQL, MSSQL, and NoSQL, and we have experience with Mongoose, a MongoDB object modeling tool. We also have experience building REST APIs and utilizing Firebase for mobile development, including React Native. ✅ We are familiar with Git using the command line and integrated development environments. In addition, we have basic knowledge of CanvasJS, a JavaScript charting library, which can be used to create interactive and visually appealing data visualizations. The Coderfy team has extensive experience working with WordPress, including utilizing the Elementor page builder to create visually appealing and user-friendly websites. We have experience building custom WordPress themes and plugins and modifying existing ones to meet our client's needs. 🇺🇦 Our team is committed to staying up-to-date with the latest trends and technologies and leveraging them to deliver innovative solutions that meet your needs. We are excited about the opportunity to work with you and to utilize our skills and experience to provide high-quality work.

Welcome to our freelance agency, where innovation meets expertise. We are a team of dedicated professionals specializing in cutting-edge development services, with a focus on Artificial Intelligence (AI) and Machine Learning (ML). Our experts are adept at creating intelligent bots that can automate and enhance your business processes. With extensive experience in both web and mobile app development, we deliver solutions that are not only functional but also ahead of the curve. Whether you're looking to streamline operations, engage customers, or explore new technological frontiers, our agency is equipped to bring your vision to life with precision and creativity. Let's build the future together.

We are a team of enthusiasts and experts who bring together creativity and technology to provide the right consulting, thoughtful design, and customized solutions. We assist businesses in re-evaluating their digital potential and achieving greater results. Corporate-level companies trust us to refresh and improve their brands online. Start-ups rely on us to launch and set a visual tone.

Wyngs Solutions provides comprehensive software development services, specializing in Swift & iOS, AI-powered mobile apps, Flutter-based web and mobile development, VR/AR with Unity3D, Web 3.0 and blockchain solutions, Java Enterprise expertise, plugin development, and strategic social media marketing. Since 2012, we've catered to startups and enterprises alike, delivering Software-as-a-Service (SaaS), innovative product development, and maintenance of enterprise systems. Our services include web and mobile applications, data integration, frontend and backend development, workflow systems, and AI technologies like TensorFlow and PyTorch. Our markets in the USA, Canada, Australia, and Europe benefit from our 15+ years of expertise in Core Java, J2EE, Spring, Spring Boot, Hibernate, PHP, Angular, Flutter, Node.js, Python, and Firebase. Our seasoned team has designed products like Aline, Onyx, and Pivotal. We are also proud of projects like SmartWashr, TATX, EasyApp Solutions, Ommatee, and Wyngs. At Wyngs Solutions, we build partnerships and solutions for the future with tailor-made software.

From Fintech to MIS & e-Commerce, we are here to bring your vision to fruit! Dimensional Sys Inc. is a US-based company, has an off-shore office in Pakistan. Since 2016, we have been providing Fintech and eCommerce services to North American companies. We are the old-timers of Software development, with a decade-old setup, our team has grown with our projects. We are not your everyday paper pushers. We are the envelope pushers, who are here to stay on the outbound of innovation. Do you have an outstanding IT solution? Pitch us and we will bring it to life. Our clients are our value. We are a boutique team of super picky snobs, who are exceptionally loyal! Almost every client stays with us for decades! We created Invest-EDU, the mobile app for Stock Market Education LLC. It was the first of a kind platform to educate people about stock market trading. One of our clients from the Airline industry was struggling with PCI compliance and the magnitude of the data made it harder and challenging to funnel the information through a single data compliance channel. We have experienced developing different kinds of MIS, CMS, and websites throughout the last 10 years. Classic solutions have far outgrown the conventional app and website DevOps. The modern solutions are complex, focused on streamlining the online presence of our clients. We have contributed to setting up data security for SouthWest Airlines and developed a singular point of interface to manage security, performance, and customer experience. We build solutions to major corporate problems to help users streamline their ‘usually’ scattered digital presence. Did we tell you that IncomeTrader got 500+ users in the first 30 days?! We bring solutions that will shine as the Orion Belt on the Cyber Vista! DM – For when you know what you want and how you want IT!

Our mission is to build digital products that last and scale. We are Absolute Tech Maniacs believing in achieving Absolute Client Satisfaction. Our team consists of handpicked software veterans having undergone prevetted hiring and onboarding process. We are a small team of software developers building great products. We stop only when our clients are succeeded. Our Technical skills include, > Java > Scala > Building scalable applications using Play Framework, Akka, and GraphQL > Developing micro-services based applications using frameworks like JHipster, OSGI > Backend development using Spring, Hibernate, NodeJS > Elasticsearch > Cassandra, PostgreSQL, MongoDB and also Graph databases like TitanDB/Janusgraph > CI/CD tools like Jenkins, Docker. > AWS Cloud services > Data pipelines using tools like Apache Kafka, Apache Spark, ElasticSearch > Frontend development with Angular and React.

Mindecs is a trusted software development company headquartered in Lviv, Ukraine. We have a great pool of top-quality software developers from Eastern Europe and we provide companies with high-performing dedicated teams that deliver winning products. Our team rigorously searches and vet the best tech talents, to scale the product teams with confidence. Mindecs provides a quality guarantee for every hire. Our developers have proven great efficiency, products they build are used by big names like Samsung, Mastercard, J&J, and many others. Our Expertise: • Custom Software engineering • DevOps, Cloud Architecture, • Team extension/augmentation Technologies we mainly use: - Backend Development: Node.js/Next.js, Java, .NET, Python/Django, Ruby on Rails; - Database: MySQL, PostgreSQL, MongoDB, Redis, ElasticSearch ; - DevOps: Microsoft Azure, AWS, CI/CD, Jenkins, Docker, Kubernetes - Frontend Development: JavaScript (React.js, Vue.js, Angular); - Mobile App Development: Java, SWIFT, Flutter, React Native; - QA & Testing: Automation Testing, Manual Testing. You can start with a risk-free trial. We are interested in building long-term partnerships and being one of the reasons for big success. Let's build great products together!

✅ Podio preferred Partner. ✅ Certified Salesforce admins and developers team ✅ team of full stack developers with experience in PHP, Laravel, NodeJS, MongoDB, Java, J2EE, Podio, Globiflow, Salesforce, and much more. We concept and craft delightful solutions. We love new challenges/projects and we thrive at those. Lucenta Solutions is a trusted partner in providing application development, system integrations, and solutions. ✔ Expertise in Software Architecture, Designing, Development, Multi-Tiered Application, ERP, Scalability, and Optimization Techniques. ✔ Hands on experience in Agile Development, SCRUM, and project management to improve software quality and team's working throughput. ✔ Hands on experience in API integrations and API developments ✔ Expertise in Web Development using Advanced JS frameworks like Vue.js Angular.js, Node.js ✔ Experience in creating big data applications using MongoDB, NodeJS, MEAN, MERN. ✔ Expertise in Dev OPS, Dockers, Kubernetes, AWS, Google Cloud ✔ Implemented Twilio, Callrail, Bandwidth, and Telnyx APIs for calling/texting ✔ Worked on developing different systems like Real Estate, Global Trade, Supply Chain, social networking systems

Arleven Studios – Your catalyst for cutting-edge, scalable, and high-performance digital products! With over a decade of experience, we’ve shipped 50+ iOS apps to the App Store, delivering multi-million dollar products that redefine industries. We specialize in building sleek, high-performance Mobile apps, dynamic websites, and powerful admin panels that drive real-world success. 🔑 Our Expertise: 📱 Mobile Development: Swift, Objective-C, SwiftUI, Flutter, Kotlin. 🌐 Web Development: HTML, CSS, JavaScript, NextJS, NodeJS, MongoDB 🖥️ Admin Panels: Tailored solutions for seamless business operations 💼 What You Get With Arleven Studios: ✅ Expert team with a proven track record ✅ End-to-end product development from idea to launch ✅ Tailored, innovative solutions to fit your unique needs ✅ Precision-built apps with millions in product value ✅ Post-launch support for growth and optimization 🏆 Why Choose Arleven Studios: 📱 iOS Excellence: Leaders in mobile app development 💡 Decade of Expertise: Turning ideas into million-dollar products 🚀 Fast and Scalable Solutions: We deliver on time, every time 🌍 Global Reach: Helping businesses succeed worldwide Your vision, our expertise = Award Winning Apps 🌟

👋 Hello! At MobyDev, our team of seasoned Mobile Developers is ready to provide you with tailored solutions for your project needs. We kick off with a complimentary 40-minute technical consultation to understand your requirements and devise the best strategy moving forward. Whether it's crafting sleek and efficient iOS apps using Swift and Objective-C or seamlessly navigating Android development with Kotlin and Java, we've got the expertise to match your needs. Struggling with managing local data storage or handling networking tasks? Our proficiency extends to implementing solutions like Realm, Core Data, SQLite, Alamofire, Retrofit, and more. With a deep understanding of architectural patterns such as MVC, MVP, MVVM, and Clean Architecture, we ensure your app is not only scalable but also maintainable. We leverage cutting-edge tools like Codable, GCD, RxSwift, Coroutine, Swift Combine, and LiveData to streamline development and enhance code readability. Security and reliability are our top priorities. We seamlessly integrate Firebase, Firebase Crashlytics, Firebase Push, Azure SDK, and AWS services to fortify your app and ensure uninterrupted operation. From UI/UX design using tools like Figma to backend development with Golang and frameworks like gin, we offer comprehensive end-to-end solutions to bring your vision to life. 🤝 Let's join forces to create mobile experiences that captivate users and yield tangible results!

Nyeon Technologies is one of the leading Software Development Companies based out of Bengaluru in India which is famous for it's tech expertise. We bring an expertise of more than 5+ years and guess what most of our team consists of people who have worked in top companies like GOOGLE, MICROSOFT, APPLE, ORACLE and many more. We are now on Upwork to help people shape their ideas into successful business with minimum investments and tech debt which will help you more on strategising sales and marketing of the product without worrying. Why us? 1. MINIMAL UPFRONT Payments before MVP delivery. 2. We have a systematic workflow. Phase 1: Skeleton + Ideation Phase 2: Orientations + Technical roadmap Phase 3: Kickoff production Phase 4: Final touch +delivery Phase 5: SEO+ Page ordering/ other services 3. FREE 2 months of website maintenance post completion of project! 4. We follow AGILE Methodology which means iteration based MVP delivery so we can get regular feedbacks and no last minute surprises. Looking forward to work and help companies succeed in their business goals.

🚀 Welcome to Coachly – Personalized Programming Tutoring That Delivers Results! At Coachly, we turn learning into an engaging, structured, and outcome-driven journey. Our specialty? 1-on-1 tutoring tailored to your goals, learning style, and pace—no matter your age or experience level. 🎯 Why Choose Coachly? ✅ 1-on-1 Expert Tutoring – Learn from top-tier programming instructors with personalized attention. ✅ Custom-Tailored Learning Plans – Every student gets a unique syllabus, designed around their skill level, learning style, and goals. ✅ Full-Stack Programming Curriculum – Python, Java, C++, Web Dev, DSA, Competitive Programming, and more! ✅ Project-Based Learning – Build real-world projects that enhance your portfolio and practical skills. ✅ Beginner to Advanced Tracks – School students, college learners, or professionals—there’s a track for everyone. ✅ Interview & Coding Contest Prep – Ace LeetCode, Codeforces, Google Code Jam, Code Gladiators, and more. ✅ Flexible Scheduling – Learn at your pace with flexible, online 1-on-1 sessions. 📌 Who We Teach 🎓 School & College Students – Get a strong foundation with structured programming education. 💼 Aspiring Developers & Professionals – Upskill with hands-on projects and advanced concepts. 🏆 Competitive Programmers – Master algorithms, data structures, and competitive coding techniques. 📊 AI & Data Science Enthusiasts – Learn the building blocks of ML, Python, and DSA with expert support. 🏆 What Sets Coachly Apart? 💡 Interactive Learning – No dull lectures. Every session is hands-on and application-focused. 📈 Progress Tracking & Feedback – Regular reviews and assessments keep your learning on track. 📝 Career Guidance – Get help with resume writing, project portfolios, and mock interviews. 🌟 Proven Results – Our students have cracked top tech interviews and excelled in global coding competitions. 💻 Ready to Level Up? Whether you’re starting from scratch, prepping for interviews, or gearing up for global contests—Coachly has the right program for you. 📩 Message us today and take your coding journey to the next level! 🚀

At Synthex Solutions, we are a dynamic and innovative team of professionals dedicated to delivering cutting-edge solutions in web and software development. With a diverse group of talented developers, testers, analysts, and experts proficient in various programming languages, we bring together creativity and technical expertise to create tailored solutions for businesses of all sizes. Our collaborative approach ensures that each project benefits from a comprehensive range of skills, resulting in efficient and effective results. From conceptualization to execution, Synthex Solutions is committed to turning your ideas into reality and pushing the boundaries of digital innovation.

Quest Infosense: one-stop solution for mobile, web and software is a top-notch software development company in the field of mobile and web application development using Swift, Java, PHP, NodeJS, AngularJS, WordPress and other latest tools. Quest Infosense founded in the year 2015. It headquartered at Gandhinagar, India and other two branches are situated in Canada and USA. Presently, we have three fully functional development centers at this two branch and we operate from these two places.

ResilienceSoft is a global business advisory firm that provides multidisciplinary solutions to complex challenges and opportunities. With the full power of a unique depth of thought combined with the global expertise of leading professionals, we are committed to protecting and enhancing the enterprise value of our clients.

TekML is a leading Software development company in the Silicon Valley. ✅ WHO WE ARE TekML is a software development company, headquartered in the US, with regional offices in Europe and Asia. We create innovative digital products for leading enterprises worldwide. As a leading software development company in US, we are developing innovative software solutions for Fortune 1000 companies worldwide. We offer Custom Software development services to develop future products faster with technology and platform tailored to our clients business needs. ✅ WHAT WE DO We are development experts on all technologies & platforms including Custom software development. ✅ WHY WORKING WITH US 🏆 99% Customer satisfaction 🦾 50+ Team members 🚀 100+ Product shipped ✅ SERVICES WE OFFER ► UI/UX Engineering ► Product Development. ► Web App development ► Mobile App development ► Product and Project Management ► Enterprise Solutions ► Business Process Management ► Blockchain ► IOT ► Cyber Security ► Artificial Intelligence ► Machine Learning ✅ TECHNOLOGY TOOLSET 🖥️ Front-end technologies ✓ Javascript & TypeScript ✓ ReactJS ✓ AngularJS ✓ React Native ✓ Vue.js ✓ Flutter ⚙ Backend technologies ✓ NodeJS ✓ Java ✓ .Net Core ✓ C# ✓ PHP ✓ Python 📱 Mobile technologies ✓ Swift ✓ Kotlin ✓ Objective-C 🌐 Blockchain technologies ✓ Solidity, Rust, Python, Java ✓ Bitcoin, Ethereum, Solana, and more. ✓ MultiChain Platform. ✅ OUR PROCESS ⚙️ Scoping & Roadmap Planning ►Discovery Workshop ►Product and Brand Strategy ►Work Breakdown Structure ►Project Plan ►Project Budget ►Stakeholders Interviews ►Requirements Docs ►Use Cases & User Stories ►UI & UX Design ►Roadmap definition 👨🏻‍💻 Development & Execution ►Architecture and Design ►Frontend and Backend development ►Quality Assurance ►User Acceptance Testing ►Code Documentation 🚀 Launch & Scale ►Release Management ►Change Management ►User Docs and Training ►Production Support ►SLA based support ►Application Modernization ► Your project will have a dedicated, experienced contact person who will serve as an advisor, project manager, and product owner. ► Our team can utilize your preferred in-house tools that are specifically designed to aid in tracking time, monitoring progress, and improving communication for your convenience. ► All team members have received training and are certified. However, if your project requires additional expertise or specific skills, we can help you find the necessary talent. ► Security is a top priority and we take all necessary measures to ensure it and all employees having signed a specific NDA. ✅ INDUSTRIES WE SERVE ► HealthCare ► FinTech ► Supply chain ► Automotive ► Technology ► Retail, E-commerce ► Gaming ► Travel & Hospitality ► Startups 👉 Get in touch today on Upwork! We can help build something great to transform.

Comprehensive Data & Software Solutions | 25+ Years of Expertise Our agency brings over two decades of experience in data management, software development, and automation to clients across industries. We specialize in creating tailored solutions that drive efficiency, improve data accuracy, and enhance decision-making processes. Services Offered: • Database Management & Administration: Design, development, and optimization of databases (MS SQL Server, PostgreSQL, MySQL, MS Access). • Software Development: Custom software solutions in Java, C#, Python, and more. • Data Extraction & ETL: Efficient data extraction, transformation, and loading processes. • Data Analysis & Reporting: Advanced data manipulation, analysis, and visualization using Excel, Power BI, and custom scripts. • Automation & Scripting: Automating processes and creating utilities for seamless operations. Whether you need a one-off project or ongoing support, our team is equipped to deliver results that exceed expectations.

We are an experienced team of full-stack mobile and web developers with more than 6 years of experience in the end-to-end development of projects. We have extensive experience in developing mobile applications using React Native and REST and web applications using Laravel (PHP) & Adonis (Node). We are always interested in building software that ensures that our clients grow above and beyond their expectations.

Encodework Systems is an IT outsourcing company servicing large businesses and startups across the globe. Our team is comprised of highly-skilled and dedicated professional engineers who consistently provide a wealth of knowledge to our numerous clients in web, technology, customer service and personalized software. Encodework Systems is a trusted choice for our extensive digital skills and commitment to excellence, achieving outstanding and profitable results to each and every client. The services we provide include Website Design and Management, E-commerce solutions, Mobile and Web Application Development, CMS and MVC Websites, Data Management, Domain Hosting, Coding, API Integration, and more. We are proficient in countless digital programs and are capable of servicing any part of your digital project from beginning to end, including conception, development, implementation and maintenance. Below is a brief sample of the services we offer: ✅ Web Applications Development ✅ Mobile Applications Development ✅ E-commerce Solution Development ✅ MVC Websites ✅ API Integration ✅ Website Design and Development ✅ Graphic Design ✅ Client server applications ✅ Finance solutions ✅ Enterprise Resource Planning (ERP) ✅ Portal development ✅ B2B Solution ✅ Framework Development ✅ Cloud Based Solutions ✅ Payment Gateway Applications ✅ Domain Hosting based Solutions ✅ Real Estate Applications ✅ Database Management Services ✅ Third Party Application Support ✅ Embedded Coding Services ✅ GEO Locations and Map Integration Services ✅ Web Performance Services ✅ Web Optimization Solution ✅ SEO Digital Marketing Services Things make us different than others: - We are the only firm that is as passionate about your project as you are. - We helps clients to understand both the value and the costs of the technologies and resources required to build a product. We provide services in the following areas. Web Technologies Java, J2EE, Google App Engine, HTML5 , CSS3, JavaScript Mobile Technologies: Android, IOS JavaScript Frameworks: JQuery, Google Apps Script, Google Maps, Bootstrap, Angular.JS , Node.js, d3.js, React.js, Redux.js, React Native Java Frameworks: GAE, GWT, Ext-GWT, SmartGWT, Hibernate, Maven, Objectify and Java Swings. Database Platform MySQL, Postgre SQL and SQL Server Operating Systems Windows and Linux. Browser Plugins Chrome Extensions and Mozilla Extensions

WunderBytes is a multifaceted, agile team located in EU/Hungary with a can-do approach. We provide a wide range of services including - IT consultancy - UX research - Business analysis - System design - Full-stack mobile & web development We have experience with startups, MVPs, enterprise & backoffice systems, distributed & middleware systems, system integrations and complex web solutions. We have a proven methodology which puts emphasis on * communicating with clients * understanding requirements, ensuring coherence of all aspects of the project, * high quality system design, and efficient implementation We are keen on transparency, good UX, and client satisfaction. We like to put an emphasis on transparency and frequent, clear communication. I would be happy to discuss everything in detail at the beginning, and would suggest to have regular calls to ensure that everything is on track. We are keen on delivering quality work - we are familiar with several best practices but also ready to adapt any given policies & guidelines. We like documentations - reading & providing as well, if needed. Let's get IT done