Top 50+ Java companies

We deliver top-notch Flutter mobile/web apps, developed in simple, crisp, transparent way with tests, documentation and automation, which are easy to pick up for other devs. Here's what sets KiRN Tech apart: ✅Quick and Smooth App Launch: We focus on what's next, not if your project becomes successful, but when it becomes successful. Our processes are designed to deliver no trade-off solutions, allowing your startup to stand out right from the start. ✅Technology Expertise: We are specialists in cross-platform Flutter SDK and offer a secure and complete serverless backend. Our automation and testing processes ensure the highest quality while reducing development time. ✅Cost Efficiency: With a single code base for both Android and iOS, we save you operational and development costs. Our serverless backend eliminates the need to provision, tune, upgrade servers, and scale them, allowing you to focus on your startup's growth. We understand the unique challenges and aspirations of startups, and that's why we've tailored our technological processes to ensure the fastest possible MVP development, providing you with an app that's beautiful and functional, also easily extendable. 🌟 Working with you’ll get: ⭐1. Experienced Full-Stack Developers: - Partner with a seasoned professional boasting 11 years of expertise in Flutter and Android. ⭐2. Leverage Existing Solutions: - Avoid reinventing the wheel by benefitting from our proficiency in leveraging proven solutions. ⭐3. Structured and Iterative Approach: - Cease struggling with planning through our structured and iterative development approach. ⭐4. Straightforward Solutions: - Steer clear of unnecessary complexities, ensuring straightforward and effective solutions. ⭐5. Reliable Communication: - Enjoy 24/7 reliable and transparent communication throughout our collaboration. ⭐6. High-Quality Code Base: - Receive a dependable and high-quality code base built with precision and best practices. ⭐7. Stunning App Design: - Achieve a stunning app that seamlessly combines functionality with beautiful design. Our Portfolio showcases some of the innovative apps we've created for startups: 1. **Gladdy**: Your personal emotional health assistant, featuring a passcode-protected diary, mood tracker, and mental practices. 2. **Totalfit**: The first fitness app that optimises your health by training your body, mind, and spirit with high-quality workouts. 3. **Cofollow**: A full-featured Prayer App with timed prayer sessions and a private social network for your group. If you're ready to take your startup to the next level with a state-of-the-art mobile app, let's discuss how KiRN Tech can support your journey. Feel free to reply to this email or use the contact form on our website to get in touch. We look forward to the opportunity to work with you and contribute to the success of your startup. Together, we can transform your vision into reality.

iCliQ Solution - The Indian outsourcing company based in Ahmedabad, India. We are team of committed, dedicated, motivated and highly skilled and always passionate to provide the best IT solution and services. We are an opensource company driven by highly qualified teams of 2-15+ years of experience in Enterprise Software Development, Business Analysis and Quality Testing. Statistics says that 70-80% of business comes from the existing customer and its only possible with high level of customer satisfaction and building healthy long term customer relationship. We glad to tell you it is our biggest strength. We are tech savvy and enhance our knowledge with the global technology trend. At iCliQ, we give high importance to the confidentiality of your requirement. Founder Sankit Koladiya

✅ 11,000+ hours and 8 projects at Upwork as a freelancer My Skills includes: ✔ Java, JSP, Servlet, Spring, Struts, JavaEE, EJB, Hibernate, JPA ✔ ERP: Development, support and implementation ✔Android, Kotlin, React Native and Flutter development ✔ React, Angular, JQuery, MongoDB ✔ REST API, Web Service, XML, JSON, Amazon S3/EC2 Services ✔ Social Integration : Facebook, Twitter, Google+, LinkedIn Integration ✔ Cloud services : Amazon AWS ✔ GPS, Location Based Services, Push Notification ✅ Specialties Enterprise Resource Planning (Development, Implementation & Support) Application Software Development. Customized Application Development. Web based Applications. Systems Integration. ✅ Expertise: 1) JAVA (J2SE, J2EE, Struts, Hibernate) 2) REST API (Spring Boot, Jersey), Swagger 3) NoSQL Database (DynamoDB) 4) AWS (S3, Video Transcoding, DynamoDB, Cognito) 5) JavaScript, JQuery, HTML, AJAX, XML, CSS 6) PowerBuilder(7/8/9/10.5/11.5/12.5, 2019) 7) ERP (Development, Support & Implementation) 8) MySQL 9) ORACLE (9i, 10g, 11g) 10) SQL Server 11) Sybase 12) SQL/ PL SQL

✅Digital product studio headquartered in Los Angeles, with branches in Europe and Eurasia. ✅We specialize in web applications and e-commerce. ✅Expert product managers, strategists, engineers, and designers take time to understand your business’s unique needs and challenges. ✅We conceive, design, and build first-class services that help you thrive in a digital world. ✅Our team has delivered digital experiences that have brought in more than $1.3B of revenue. ✅We work with organizations of all shapes and sizes—from early-stage startups to leading brands—to turn ideas into compelling products and experiences.

🌐 Location: Based in Ajax, Canada, and Bhubaneswar, India. 📈 About Us: Cirruscloud Systems is a premier IT solutions provider, known for delivering innovative, end-to-end digital transformation services. From conceptualization through design, development, and implementation, we build dynamic digital solutions tailored to client needs. 💼 Industries Served: We specialize in various industries, including: 🔸Healthcare 🔸Finance 🔸Human Resources (HR) 🔸Hospitality 🔸 Insurance 🔸Transportation 🔸Tourism 🔧 Our Tech Stack: 🔹Web & Cloud: ASP.NET, .NET Core, Java, Spring Boot, React, Angular, AWS, Azure 🔹Mobile: Flutter, Android (Java/Kotlin), iOS (Swift), React Native, PhoneGap, Titanium 🔹Databases: MongoDB, MySQL, SQL Server, PostgreSQL, Oracle 🔹Backend: Node.js, Web API, Entity Framework 🔹Quality Assurance: Automated testing frameworks, Predictive Analytics 🔹Other Technologies: AI, IoT, Redis, Solr, Microservices 🚀 Our Services: Cirruscloud Systems offers an array of services designed to transform and streamline your business operations, including: 🔶Web and Mobile Application Development 🔶E-commerce and CMS Solutions 🔶Cloud Application Engineering 🔶Database Development & Integration 🔶Windows Application Development 🔶Quality Assurance & Maintenance Services 🌟 Why Choose Us? With a customer-centric approach and agile methodologies, we ensure each solution we create aligns with our clients' unique needs. Partner with us to transform your ideas into exceptional digital products.

We are a small team of ambitious web-oriented developers seeking to establish a good name on UpWork. We are based in Ukraine and have been working locally for 2 years. The rates we posted here are promotional and are valid only for the currently negotiated scope of work. We would be thrilled to work on smaller scale projects (no greater than few hundred hours), covering basic online needs of a small business or components of bigger projects. Looking forward, we can quickly scale up in terms of the team size and deliver results faster, if this is a priority. In terms of the technology, we would prioritize projects based on WordPress, React, Opencart and Majento. We are also well-versed in PHP, CSS, HTML, JavaScript, C++. ✌ Our advantages: ✅ONLY MODERN TECHNOLOGIES We follow all programming trends, use top languages, frameworks and libraries in development, the main of which are Python / Django and Vue.js. ✅OPTIMAL MODEL OF COOPERATION We offer services both at a fixed cost for a small web resource with a predetermined amount of work and flexible hourly payment for the development of complex projects with the prospect of expanding the functionality. ✅LEGAL DESIGN AND WARRANTIES We provide official documentation when placing an order, according to the law, the choice of convenient conditions for the provision of services, the form and procedure for payment of work performed. ✅TRANSPARENT PROCESS Having ordered the development service from us, we will provide tools for monitoring the entire process: Reports by stages / weeks, daily meetings and feedback within 8 hours. ✅PRICE Hourly rates of Ukrainian developers, unlike foreign ones, are much lower. You do not pay for the management and organization of the workplace, licenses for development tools and related services, only for the time of a specialist.

Tekvortex is a leading IT services company specializing in delivering and optimizing best of breed IT solutions from initial concept to the final delivery followed by maintenance and continuous upgrade for medium and large sized enterprises around the globe since 2012. Since its inception it has been a trusted partner and a recognized leader in providing enterprise application development, cloud services development and hosting, system integration and solution delivery services for its valued customers around the globe. Our people-first strategy has resulted in lively, enthusiastic and dedicated team of experts and an excellent learning and growing environment for the newcomers. With a unique focus on building strong, collaborative relationships with clients, Tekvortex has created a solid reputation for exceeding client expectations with quality work and fast delivery turnaround. We also have special expertise in custom software development – providing specialized products, IT services and end-to-end solutions to our enterprise customers. We gain competitive advantage from these distinctive capabilities and have developed the ability to implement and manage complex IT systems in changing times with greater effectiveness than many competitors.

We pride ourself to be from a nation where we are told to treat even the guest as if we are treating God("Atithi Dev Vhav" That's in Sanskrit). Our elders and past generations have set such great levels and bars for us that sometimes it looks impossible if we can reach those heights ever. We have learned to live a life of morality and have compassion for others above anything else and no matter what we are doing it may be software development or anything else we will keep these values with us till our last day and we will pass on the same to the next generation. This is what defines us before any tags like Software developers, coders or anything else How can we help you? We are a team of developers and designers we love creating software as it gives us a lot of freedom to express ourselves and show anything that's in our head and contribute our part to always changing the world. The simplicity of the concept that you can just sit around your computer think and change the world for better and make something that people love to use and can solve complex problems also meanwhile create employment for lots of people that's just amazing and this is what keeps us going in our hardest time. Some of the technologies and stuff we work and play with a lot UI/UX Designing - We believe in observing "One who observes is the One understands" We have 80% of our team as meditators they all practice mindfulness and just observing as it is that helps us boost our creativity and get a Human-centric design easy to use and with minimal complexity. We believe that simple is better than complex and complex is better than complicated Tools used for designing: Sketch, Invision, Zeplin, Adobe Photoshop, AdobeXD ✅ ✅ Frontend Development we can develop for both Android an iOS apps few IDE's and programming languages we use for the frontend: ✅ Android studio(Programming languages Java, XML)(Native android apps) ✅ Xcode(Swift ,Objective-C)(Native iOS apps) ✅ React native(Cross-platform native apps using react js) The native code helps the app to run smoothly and account for a great user experience that helps users to stick to the app ✅ ✅ Backend development A solid backend for your app helps your app handle thousands and thousands of users or even millions of users using your app every day at same time. Asynchronous requests make it all happen at the backend. Some of the backend programming languages, Databases, and frameworks we use: ✅ Django(Python, PostgreSQL, Mysql, MongoDB) ✅ Express(Node.js, MongoDB) ✅ ✅ Quality analysis and testing Once we are done with all the hard work we need to polish and give our app a final touch to make sure we don't have any bugs or quality issues with the app. We need to try our best to make our app fail on any screen at this stage using various different inputs so that we can make sure user doesn't face any issue and we keep our app store ratings and User Experience both Positive. Sounds Interesting? Let's talk. It doesn't cost anything to say Hello!

Agency Size: 2 senior, NYC-based developers Year Established: 2015 ---------------------------- At Automateny, we partner with growing companies to streamline operations, leverage intelligent workflows, and build scalable web & AI-powered solutions. Based in New York, we bring enterprise-grade technology and agile development practices into every project, so you can move faster, smarter, and with full confidence. --What we do-- • Turn your business data, processes and systems into actionable workflows and insights by blending web development, backend architecture and modern AI. • Create semantic search and knowledge-retrieval tools - “ChatGPT but with your own data” - so your team always has the right intelligence at the right time. • Build conversational/voice agents that handle customer engagement 24/7, in multiple languages, freeing up your team to focus on higher-value work. • Automate tedious data-extraction and workflow tasks - fetching, cleaning, integrating into Excel, databases or SaaS tools - so you reclaim time and accuracy. • Deliver custom solutions when off-the-shelf tools fall short - tailored architectures, frameworks, integrations, and compliance by design. --Why choose us-- • We use modern tech stacks (OpenAI, Claude, AWS, Google Cloud, TypeScript, Node.js, React, etc) so that you’re ready for scale. • We bring real experience: multiple projects delivered, high client satisfaction, and production-ready systems built for reliability. • We integrate into your workflow: slack communication, agile sprints, quick prototypes - so you see results early. • We embed compliance and security as required for the project at hand, including GDPR, HIPAA, and ADA/WCAG compliance. --Who we serve best-- • Businesses that have data, documents, or legacy systems and want to unlock intelligence or automation. • Web/SaaS platforms needing to level-up with AI features (semantic search, conversational agents, workflow automation). • Teams that value partnership, rapid iteration, transparent communication, and high ROI from their tech investment. --Let’s build something meaningful.-- If you’re ready to transform your business with AI and automation, reduce manual effort, surface smarter insights, and build web systems that scale - we’d love to talk. Send a short message about your challenge and we’ll followup to discuss!

Diaspark is a global, CMMI 5 level, end-to-end IT services and solutions provider to businesses ranging from mid-sized to global fortune 500 enterprises. Diaspark brings unique blend of enterprise, mobility and IT consulting solutions across jewelry, healthcare, energy, retail, ISVs and publishing & media domains.

VallSoft united talented developers eager to use their skills, knowledge and expertise in order to fulfill your needs in Software Development. We work with numerous advanced technologies and guarantee a complete dedication to each project. We offer superior Mobile and Web Development services, Native Android & iOS Mobile Application Development, Game Design and Development, Desktop Applications, DevOps, Server Administration, Data and Computer Engineering and other services. Services we Offer: ✅Web Development ➨ Web 2.0 Design and Development ➨ Rich Internet Apps ➨ Enterprise Web Applications ➨ CMS and e-Commerce Solutions ➨ SaaS, Amazon AWS ✅Mobile Development ➨ iPhone/iPad Apps ➨ Android Apps ✅Application Development ➨ Product Development ➨ Custom Software Development ➨ Quality Assurance and Testing Services ➨ Migration and Porting ✅Creative Services ➨ Mobile apps Designing ➨ Website Designing, CSS and XHTML ➨ UI/UX ✅Support and Maintenance ➨ Application Support & Maintenance ➨ System Admin Support ➨ Performance and Scalability Monitoring We believe in realistic estimations and we have always achieved the presumed goals and delivered around 100+ projects so far under our supervision We look forward to opportunities to enable us serve you faster and better to your satisfaction alone. ✅Further we are master with: ➨ Business Proposal Development ➨ Converting the clients laymen requirements into technical requirements for developers. ➨ Experience building complex Mobile apps that successfully that has high performance user interfaces. Solving your problems quickly and efficiently is a priority for our team, so every project is personal here, we put time and effort into each and every one of our products to ensure that your needs are met. We appreciate our reputation, so we have the highest quality and the fastest speed. And if you want to own a great iOS or Android Mobile App, Website, Web or Desktop app, Game or a revolutionary Smart Home solution - contact us to get the best and effective service as well as a fair quote. Here, at VallSoft, every project is personal, we put time and effort into each product to ensure that your needs are met and your end users impressed. We never dream about success, we work for it.

Creative Solutions is a global IT solution provider located in USA - San Ramon, CA. We specialize in providing IT solutions within various vertical markets, both commercial and government sectors, by engaging experts within the industry, to deliver optimal solutions, thus ensuring business to achieve their goals. We provides full-cycle product development from business analysis to deployment and further evolution, making quality assurance an integral part of development. -Highly Experience, Dedicated and Professional Team. -High Quality Standards backed by Quick Turnaround Time. Contact, if you are looking for long term reliable support & maintenance, developing large applications or want to assign a job to a company instead of a individual resource.We will ensure that the job is completed to your complete satisfaction with the help of right talent. We design and develop highly polished iOS & Android apps for startups and enterprise clients helping them increase their revenue: ✅ SCRUM approach ✅ Business Analysis ✅ Prototyping & UI/UX design ✅ Proof of concept & Usability testing ✅ Native mobile development: iOS, Android ✅ Quality assurance ✅ Project management

SYSTEMS AVENUE is here to provide our services towards you so that you can enjoy the perks that you really need for your business to grow efficiently. We give voice to your business and provide state of the art service through a team of professionals. We accord services; i.e: CONTENT WRITING SEO SOCIAL MEDIA MARKETING WEBSITE DEVELOPMENT GRAPHIC DESIGNING WEBSITE DESIGNING UI/UX DESIGNING PRINTING SERVICE MOBILE APP DEVELOPMENT WEBSITE MAINTENANCE Systems Avenue got your back; Let us grow and glow with you! GET SPOTTED WITH US!

DUAS Americas Inc is an American technology company based in Denver, Colorado, United States.

We are an IT company based in Argentina, with more than 15 years of experience providing services for the corporate market. We have two main business divisions: - A world-class software factory division providing development services through a team that combines the very best of young talents, and the leadership and experience of senior engineers, analysts and developers using agile practices. - An infrastructure and consulting division specializing in Database Administration, Amazon Web Services (AWS), virtualization and containerization technologies and monitoring. Our team of technical experts manages over 1500+ servers for our clients. Our team can communicate fluently in english or spanish. ====== Somos una compañía de IT con base en Argentina, con más de 15 años de experiencia brindando servicios al mercado corporativo. Contamos con dos divisiones de negocio principales: - Un fábrica de software (software factory) de clase mundial, que provee servicios de desarrollo, mediante un equipo que combina lo mejor de jóvenes talentos, y el liderazgo y la experiencia de ingenieros, analistas y desarrolladores senior, utilizando metodologías ágiles. - Una división de infraestructura y consultoría, especializada en Administración de Bases de Datos, Amazon Web Services (AWS), virtualización/contenerización y monitoreo. Nuestro equipos de expertos técnicos, administra más de 1500 servidores para nuestros clientes. Nuestro equipo puede comunicarse fluidamente en español y en inglés.

Hi, We have nearly a decade of experience in the tech industry. We delivered 480+ projects in this time, and collectively, they hit a market cap of over $2.5B. We provide: - IT consultancy (all hot techs covered) - Web development (frontend and backend) - Mobile development (frontend and backend) - Backend development - Web & mobile UI/UX designing - DevOps support - Quality Assurance and software testing We have worked in the following domains: - Artificial Intelligence - Blockchain, Crypto & DeFi - FinTech & Digital Banking - ERPs - Shared Economy Systems - Bots - Wallets (mobile & browser) - Telemedicine - eLearning - Real Estate - Gaming - Debt Financing & Underwriters - Taxation - DevOps We work on the following technologies: - Frontend: ReactJS, VueJS, NextJS, React Native, Flutter, Angular, HTML, CSS, JavaScript, jQuery, - Backend: Go, Solidity, Nodejs, Python, Rust, C, C++, JAVA, Spring MVC and boot, PHP, Laravel, Codeigniter - Mobile: React Native for hybrid apps (iOS and Android) NOTE: Please note that we break down lengthy projects (that require more than 30 days), into sprints (stages) for enhanced visibility and periodic deliveries. Thanks for visiting our profile. We look forward to working with you. Regards, TechSod

We are a software development company located in Lviv, Ukraine. .We are the reliable tech partner you are looking for.Our mission is to make our customers happy and fully satisfied with our solutions. We help to turn ideas into reality.Our services include communicating, analyzing the problem and requirements to come up with best solutions. Let's get in touch and find the best solution for you!

Are you ready to transform your visionary ideas into a key project or a lasting product? We specialize in evolving concepts into impactful products, providing a smooth transition from proof of concept to commercial success. Whether it's swift team augmentation for immediate expertise or a more permanent team expansion to grow your business, we excel in integrating necessary expertise and skills, efficiently. Our strength lies in our tried and tested processes, with people trained to seamlessly embed into your existing workflow, ensuring immediate value and impact. Additionally, we stay ahead of the curve by constantly adopting efficient methodologies and training teams on cutting-edge technologies like Co-Pilot and other automation tools for coding and testing. With us, you gain not just manpower, but also a strategic advantage in innovation and efficiency. PLATFORMS ✦ Web ✦ Desktop ✦ Devices ✦ Virtual Reality (VR) AREAS OF SPECIALIZATION ✦ Semantic Language Processing • Natural Language Processing (NLP) • Named Entity Recognition (NER) • Parsing of Natural Language • RDF and Ontologies, Graph Databases • Azure Cognitive services, Amazon Comprehend, Rekognition, Polly, Translate, and Lex • Integration with ChatGPT ✦ System Integration • API Development (RESTful, SOAP, GraphQL, and other APIs) • Queue and ESB Solutions with Azure and Open Source • Data Integration and ETL, via Tools and Code in Python and Java • Cloud Integration Services ✦ Industrial Devices: • Transition to Touchscreen Interfaces • UI/UX Design for Industrial Devices • Process Automation Languages: Python, Java, C#, C++, JS, Scala QA tools and frameworks: Pytests, QA Automation Tools DATABASES: MS SQL Server, mySQL, Oracle, Postgresql, noSQL (mongodb,etc.), reporting: PowerBI, SSRS, Qlickview; Cloud: DataBricks, MSSQL, Snowflake, Firebase

We are IT Services company focusing on product engineering in IoT, Mobility, Analytics and Cloud Computing. Total 15 people working in organization with experience ranging from 20 years to 2 years in variety of technology areas. Breakup of people with skill area wise is as below: Data Analytics – 4 people Android Application development – 6 people Web application development – 5 people Word press developers - 4 people Search engine optimization and social media optimization(SEO/SMO) - 3 people Project Management – 2 people (additional skills of data analytics and web application development) Our Models of Project Execution 1) Fixed Price – One time charge for defined and agreed upon requirements 2) Time and Material – Hourly charges for people assigned to the project 3) Capacity model – maintaining a core team with flexibility to ramp up and ramp down depending on the need 4) Risk and Reward – We co-develop products along with our customer where customer owns sales and marketing and we own development with defined cut in the sales.

Ninja Crowd is an all round team that offers a wide range of IT related solutions. We are a young energetic team of developers, designers and managers with the ability to transform, improve and deliver for all your IT related projects. Some of the solutions we provide are - Research. - Design. - Development (Web and Mobile). - Maintenance and troubleshooting. We have excellent communication skills, good organization and we pride ourselves in being a discreet and trustworthy team. Working with us, we will ensure to deliver to the fullest and more. Thank you.