Top 50+ Java companies

415 TECH INC is a technology firm focused on the development and distribution of software solutions, the delivery of specialized IT consulting services, and the creation and commercialization of digital products and tech tools. Its mission is to provide comprehensive technology solutions that drive digital transformation, enhance operational efficiency, and foster innovation for organizations across diverse industries.

Hello and welcome to my profile! I'm Aqsa Idrees, a seasoned Fullstack Developer with over 3 years of experience. My expertise spans a wide range of technologies including Java, Node.js, Angular, React.js, Vue.js, MongoDB, SQL, AWS, Kubernetes, and more. With a passion for problem-solving and a commitment to excellence, I specialize in crafting robust and scalable solutions tailored to meet the unique needs of each project. Whether you're looking to build a cutting-edge web application, a sleek mobile app, or streamline your DevOps processes, I have the skills and dedication to bring your vision to life. I pride myself on delivering high-quality work on time and within budget, while maintaining clear and open communication every step of the way. Let's work together to create something extraordinary!

We transform ideas into custom digital solutions that drive business growth. Hi, I'm Juziel Indriago, Project Manager with over 15 years of experience in designing and developing powerful information systems. I lead Apök, a Latin American tech agency with over 13 years of proven success in custom software development, web & mobile apps, and IT outsourcing & staffing. At Apök, we’re passionate about innovation. Our agile team of expert developers, designers, and engineers has delivered scalable, secure, and user-focused digital products for clients in the U.S., Europe, and Latin America; in industries ranging from logistics to e-commerce, education, and finance. What we do best: - Custom Software & System Development - Web Applications & Mobile Apps (iOS & Android) - Blockchain Integration & Smart Contracts - Cloud-based Solutions & Database Architecture - Artificial Intelligence (Chatbots, Predictive Analytics, Automation) - Business Intelligence & Data Warehousing - IT Outsourcing & Dedicated Staffing Tech stack we master: Java, PHP, .NET, Python, JavaScript, Flutter, React, Vue, Laravel, Angular, Node.js, PostgreSQL, MySQL, MongoDB, AWS, Azure, Solidity, Docker, Git, Jenkins, REST APIs, GraphQL, Ethereum, Web3.js, Hardhat, Truffle, IPFS, Polygon, TensorFlow, Keras, OpenAI API, scikit-learn, Pandas, NumPy, FastAPI Global experience with clients in: United States, Spain, Panama, Colombia, Portugal, Mexico, Bulgaria, Chile, Argentina, Germany. We combine creativity, precision, and speed to build impactful solutions, always tailored to your vision and needs. Let’s build something great together.

We are a full-service software development agency specializing in AI solutions, blockchain development, web and mobile app development, custom software, and emerging technologies. Our team helps businesses of all sizes transform ideas into powerful digital products that drive real results. 🔹 Our Core Services: ✅ Artificial Intelligence & Machine Learning ✅ Blockchain Development & Smart Contracts ✅ Web & Mobile App Development ✅ Custom Software Development ✅ Health Tech & Travel Tech Solutions ✅ IoT & Cloud Application Development 💡 Why Choose Us? ✔ Skilled, multi-disciplinary team ✔ Proven track record of successful projects ✔ Focus on quality, scalability, and business value ✔ Long-term partnership mindset Let’s bring your next big idea to life on time, on budget, and built to grow.

In today’s digital-first world, an app isn’t just software. It is the backbone of your business and the place where your vision connects with your customers. At Wenoxo Technologies, we understand that deeply. With over 40+ successful app launches and a 95 percent client retention rate, we help startups and enterprises transform ideas into scalable, high-performance products. Whether you are validating an MVP or developing a full-scale platform, we bring speed, clarity, and confidence to every step. We begin by aligning with your business goals and shaping a smart, scalable product strategy. Our UI and UX designers then create intuitive, user-friendly interfaces that engage and delight. From there, our in-house development team builds using modern technologies like Node.js, React, Flutter, and AWS to deliver clean, maintainable, and future-ready code. Once development is complete, we perform rigorous quality testing to ensure your app is secure, stable, and launch-ready. After launch, we continue to support you through updates, scaling, and long-term innovation. Let’s build something that drives real business growth and lasting user engagement.

🚀 Welcome to Code Layer – Your Trusted Web Development Partner At Code Layer, we specialize in delivering high-quality Web Development solutions tailored to your business needs. Our experienced team of Frontend and Backend developers is committed to crafting modern, responsive, and scalable web applications that drive results. 🌐 What We Offer: Frontend Development React, Next.js, Vue.js, Tailwind CSS, and more – we build fast, beautiful, and user-friendly interfaces. Backend Development Node.js, Laravel, PHP, Express.js, PostgreSQL, MongoDB – we develop powerful, secure, and efficient server-side systems. Full-Stack Solutions Seamless integration between frontend and backend with clean code and robust architecture. Custom Web Apps | Dashboards | Admin Panels | APIs | CMS Integration 💼 Why Choose Code Layer? ✅ Clean, maintainable, and well-documented code ✅ Fluent communication & on-time delivery ✅ Flexible team with a passion for solving real-world problems ✅ Long-term partnership and post-launch support Whether you are a startup, a growing business, or an enterprise, we’re here to turn your ideas into reality. 👉 Let’s build something great together. Contact us today and let Code Layer elevate your digital presence.

👋 Hey! I’m not just another Java dev—you’re looking at a system architect in disguise, someone who thrives on turning complexity into clean, scalable, observable solutions. With 9+ years of building systems that don’t crash under pressure, I specialize in Java (8+), Spring Boot, Apache Kafka, and cloud-native microservices that power real-world giants like Walmart Canada and Verizon. I’ve engineered logistics and eCommerce platforms from scratch, migrated monoliths into modular beasts, and built data pipelines that stream millions of events a day—all while keeping latency low, uptime high, and deployments boring (the good kind of boring). 💡 Why clients hire me: Because I don’t just “deliver features.” I build production-ready systems that are secure, observable, and easy to evolve. I care about the big picture—from business rules to rollback plans—and I come with the skills to make it real. 🧠 What I actually do Backend wizardry with Java 8+, Spring Boot, Kafka, WebFlux Frontend work with React.js, Next.js, Angular (yes, dark mode included) CI/CD pipelines that ship with confidence—GitHub Actions, Jenkins, GitLab Infrastructure as code? Yup—Terraform + AWS (EKS, EC2, Lambda, S3), Azure Obsessed with observability—Prometheus, Grafana, OpenTelemetry, Fluentd, ELK 📦 Cool stuff I’ve done 📦 Rebuilt Walmart Canada’s delivery/pickup engine using Kafka + Spring 🔁 Designed a cartonization engine to reduce shipping costs using Spring Batch 🛒 Built a full-stack high-traffic eCommerce app for Verizon 🚀 Created zero-downtime deployment pipelines with Terraform + Kubernetes 📊 Delivered full monitoring suites with Grafana + distributed tracing ⚙️ My toolbox Java | Spring Boot | Kafka | Node.js | NestJS React | Next.js | Angular | Tailwind | Bootstrap AWS | Azure | Terraform | Docker | Kubernetes MySQL | PostgreSQL | MongoDB | Redis Prometheus | Grafana | Fluentd | Jaeger | Zipkin JUnit | Mockito | Swagger | Git | Helm | Kustomize

Vexabit – Your Trusted Web & App Development Agency 🚀 Custom-Built Digital Solutions | Scalable, Secure & Blazing Fast At Vexabit, we don’t just write code – we solve business problems with tailored web and app development. Whether you need a high-converting website, a custom SaaS platform, or a mobile app that users love, we engineer scalable solutions designed to grow with your business. https://vexabit.com/

We are a team of software engineers with 10+ years of combined experience. We have worked with programming languages such as Swift, Java, Python, Go etc. Our project experience covers the following areas: - Mobile application development - Web application development - Database system design and implementation - Data pipelines for AI model training and evaluation

About Us We are a vetted team of Latin American software engineers with years of experience delivering complex web applications for U.S. clients. Our founder is based in the U.S., ensuring direct, clear, and reliable communication for every project. What Makes Us Different 🧠 7+ years average experience per engineer 🌎 Nearshore team: same-day communication, U.S. time zones 💬 English-proficient and client-ready ⚙️ Deep specialization in React, TypeScript, Node.js, AWS, and more 🔁 Agile, transparent, and delivery-focused processes Our Promise You get the caliber of a top-tier U.S. dev team at a leaner rate, with the flexibility to scale as needed.

Highly-skilled software development professional bringing more than 18+ years in developing, executing, testing, designing and delivering Java, Python and Spring based applications on time, meeting quality standards and customer expectations. Specializes in Spring MVC, Django Python, AWS, OpenAI API, ChatGPT Hibernate, Spring Boot, Microservices, Spring Cloud, Docker, Java, JSP, Angular, Laravel, Android app, Web designing, SEO, Google Ads, Meta Ads, Digital Marketing, Graphics Designing, Logo Design, PHP, BPO, Server Setup and Maintenance. AWS cloud services,

Hi. I am the CEO Lynden Jay Evans. Welcome to GameShop Here at GameShop we provide services on Upwork to help make everyones dream video game idea come true. We are here to recruit the most talented people on Upwork. We are stronger in Unity than apart. For now our primary game engine is Unity. We also will provide freelancers who are skilled in Unreal and Godot. Our team will work together on Projects. With the clients permission we will all supervise each project and share information within the Agency. All Agency Members will help each other out. That Will Lead To faster production and quality work. In my 8 years of Freelance Experience I know this is the best way to develop video games. As a team. Solo development is not nearly as efficient. As Jay from Upwork. I have a keen understanding of industry talent including perfect knowledge of what makes a good video game developer. I have seen over 1000 projects on Upwork as Jay from Upwork. All projects I have given consultations on. I have developed over 30 Apps for Clients here on Upwork. You should work for GameShop. It will enhance your career. As the CEO Im making a Game Engine called GameShop Engine. It's a Java based Game Engine, designed to make production of Video Games 100x faster than the industry standard. It's made to be Light Years ahead of Unity and Unreal Engine. This is my very own Game Engine. Its nearing completion. I need a few jobs on Upwork to make my Dream come true. That is to make Games with GameShop Engine. I want everyone to be able to make Games easily. It all starts here. GameShop can make Pixar Perfect Games right out the box. An All-In-One package. I have every intention of making it the industry standard. We are also providing services that are auxiliary to Video Game Development. Such as General Programming and Web Services. Mobile Development. Web Design. All of that. We are looking to have a team of at least 100 People. All we need is cooperation to be successful. Thank you GameShop

At Finance Rupay, we specialize in delivering smart, scalable, and secure technology solutions tailored to modern business needs. With over 5 years of experience and a team of 30+ highly skilled developers and designers, we build high-performing systems that serve clients across the USA, UK, Europe, Australia, and Africa. Whether you're starting from scratch, expanding your digital presence, or improving an existing platform, Finance Rupay is your trusted technology partner. 🔧 Our Core Technology Expertise Frontend & Design Figma – UI/UX Design, Wireframes, Prototypes HTML5, CSS3 – Responsive, Accessible, Standards-Compliant UI/UX – User-Centered Design, Mobile-First Interfaces Mobile & App Development Flutter – Cross-Platform App Development Backend Development: Java – Spring Boot, Hibernate, JPA PHP – Laravel, CodeIgniter Python – Django, Flask DevOps & Infrastructure: Cloud Services – AWS, Azure Databases: MSSQL, PostgreSQL ✅ Why Financerupay? - Smart Tech Choices: We guide you toward the most efficient tech stack to save time and cost. - On-Time Delivery: Agile methods (Scrum/Kanban) ensure transparency and progress. - Modular & Clean Code: Expand without breaking what's already working—well-documented and developer-friendly. - Transparent Pricing: No hidden costs. Small changes are free within the agreed support window. - Great Communication: Our fluent English-speaking team ensures smooth collaboration. - Blockchain Leadership: We’re early adopters of blockchain with a proven track record in secure, decentralized applications. Let’s talk about your vision. We look forward to a long-term, high-value collaboration.

As a seasoned software engineer with a track record of success, I bring with me extensive experience in working on a platform that boasts over 10 million active users. My expertise lies in utilizing Java, Kotlin, Spring Boot, Apache Kafka, and Angular to deliver high-performance and innovative solutions. Throughout my career, I have demonstrated a passion for scaling up platforms and optimizing performance to meet the demands of a rapidly growing user base. I take great pride in my ability to streamline processes, enhance user experiences, and contribute to impactful architectural decisions. With my strong background in DevOps practices, I am well-versed in implementing seamless integration and continuous delivery workflows. I excel at ensuring robust and reliable deployment processes, enabling agile development and quick turnaround times. Collaborating with cross-functional teams, I embrace opportunities to contribute to architectural discussions, leveraging my in-depth understanding of technology stacks and industry best practices to drive informed decisions. I thrive in dynamic and challenging environments, where I can leverage my technical acumen to deliver scalable, reliable, and innovative software solutions. My commitment to excellence and passion for technological advancements positions me as a valuable asset for any project in need of cutting-edge software engineering expertise. I look forward to bringing my skills and dedication to your team and contributing to the success and growth of your projects.

❉ Windify – Your Full-Stack Digital Agency for Web, Web App, Platform & Software At Windify, we’re more than just developers—we’re your strategic technology partner. With a dedicated team of 50+ experts (Developers, Designers, QA engineers, and Project Managers), we deliver end-to-end solutions for businesses of every size and industry. ❉ What We Do ○ Web & Web Applications: From responsive corporate websites to complex single-page applications. ○ Platforms & Custom Software: High-traffic portals, marketplaces, and enterprise systems built for scale. ○ Dropshipping Platform: Our in-house solution is already serving 10,000+ users and 100+ suppliers—and it’s just the beginning. ❉ Why Windify? ○ Proven Impact: We’ve designed and launched hundreds of websites that boost marketing performance by up to 30%. ○ Scalable Expertise: Whether you’re a startup or a global enterprise, we tailor every solution to your unique needs. ○ 24/7 Support & Maintenance: Our team stands ready around the clock to fix issues, deploy updates, and keep your operations running smoothly. ○ Transparent Communication: Daily progress updates via GitLab & ClickUp; meetings in-person or online; direct access to your Dedicated Project Manager. ❉ Our Process 1. Discovery & Prototyping We begin with a deep-dive workshop to define requirements, then deliver interactive prototypes so you see—and tweak—your product before development. 2. Agile Development Short sprints, regular demos, and continuous feedback loops ensure we stay aligned and deliver on time. 3. Quality & Security Rigorous QA testing, code reviews, and industry-standard security practices (NDA, data encryption, OWASP compliance) protect your business and users. 4. Launch & Scale From deployment to optimization, we handle every step, ensuring seamless performance under any load. ❉ Competitive Edge ○ Cost-Optimized: Lean operations let us offer the most competitive rates—without ever compromising quality. ○ On-Time Delivery: Tight workflow controls and proactive risk management keep every milestone on target. ○ Dedicated Team: Assigned PM, devs, designers, and QA—all focused exclusively on your project. Ready to accelerate your digital transformation? Let’s discuss your next project and make it a Windify success story. ☎ Contact us now to schedule a free consultation and project proposal.

🚀 End-to-End Software Development & Project Management 📌 NI Web Solutions | Proven Expertise | 100% Client Satisfaction At NI Web Solutions, we specialize in delivering complete software solutions—from the initial idea to fully functional, scalable products. With over 9 years of industry experience, our team manages entire projects independently, allowing you to focus on your business while we handle the tech from the ground up. 🔹 What We Build Start-up MVPs & Prototypes – Rapid development of functional proof-of-concepts to validate your ideas. Full-Scale Platforms – Custom mobile apps, web applications, and robust backend systems. Strategic Development – From business analysis and UX/UI design to development, testing, and deployment. We've delivered over 85+ mobile applications and a variety of web platforms—covering backend architecture, seamless frontend experiences, and everything in between. Our efficient and quality-driven approach ensures each solution is aligned with your business goals. 💡 What We Offer ✅ Full-Cycle Development – iOS, Android, Web Apps & Admin Dashboards ✅ Independent Execution – No in-house team required ✅ Fast & Scalable Delivery – From MVPs to enterprise-grade platforms ⚙️ Technologies We Work With: Mobile: Swift, Objective-C, Kotlin, Java, React Native, Flutter Backend: Node.js, PHP, Firebase, Supabase, FastAPI, ASP.NET Core Databases: PostgreSQL, MySQL, MongoDB APIs & AI: OpenAI, AWS, Google APIs, Agora.io, Stripe, Braintree, Twilio, SendGrid, OneSignal Whether you're a startup looking to launch an MVP or an enterprise in need of a custom-built SaaS or cross-platform solution, NI Web Solutions delivers clean, scalable, and production-ready results—with a track record of 100% client satisfaction. 💬 Ready to build something great? Let's talk. 🚀

Hello! I'm Hrritik Yadav, a seasoned Software Engineer with a robust background in Artificial Intelligence, Machine Learning, Cybersecurity, and Cloud Computing. With a B.Tech in Electronics & Communication and an MBA in Business Analytics, I bridge the gap between complex technical solutions and strategic business objectives. Core Competencies: Artificial Intelligence & Machine Learning: Proficient in developing predictive models, natural language processing applications, and computer vision solutions. I leverage tools like TensorFlow, PyTorch, and Scikit-learn to build intelligent systems that drive business insights and automation. Cybersecurity: Experienced in implementing robust security protocols, conducting vulnerability assessments, and ensuring compliance with industry standards. My focus is on safeguarding digital assets through proactive threat detection and response strategies. IT Lab Solutions Cloud Computing: Skilled in deploying and managing applications on AWS, Azure, and Google Cloud platforms. I specialize in designing scalable, secure, and cost-effective cloud architectures that align with organizational goals. Technical Proficiencies: Programming Languages: Python, Java, JavaScript, C++ Frameworks & Tools: TensorFlow, PyTorch, Scikit-learn, Docker, Kubernetes Cloud Platforms: AWS, Azure, Google Cloud Security Tools: Wireshark, Metasploit, Nessus Databases: MySQL, MongoDB, PostgreSQL Notable Projects: AI-Powered Chatbot: Developed a customer service chatbot using NLP techniques, resulting in a 30% reduction in response time and improved customer satisfaction. Cloud Migration: Led the migration of a legacy application to AWS, enhancing scalability and reducing operational costs by 25%. Security Enhancement: Implemented a comprehensive security framework for a fintech application, ensuring compliance with PCI DSS standards and mitigating potential threats. Why Collaborate with Me? Client-Centric Approach: I prioritize understanding your unique challenges to deliver tailored solutions that drive tangible results. Transparent Communication: Regular updates and open lines of communication ensure that projects stay on track and align with your vision. Commitment to Excellence: I am dedicated to delivering high-quality work that meets and exceeds expectations, fostering long-term partnerships.

At Solenyx, we specialize in developing high-quality software—from powerful web services and APIs to engaging games and interactive applications. Whether you're launching a new product, scaling your backend, or building a unique gaming experience, we’re here to help. Our team is skilled in full-stack web development, API design, game development, and system integration. We manage projects end-to-end, from concept to launch. Clear, consistent communication is a core value—we stay in touch every step of the way. Let’s build something great together.

Creative Design & Software Development Agency uxwithdev – Creative Design & Software Development Agency Innovative Solutions. Exceptional Experiences. At uxwithdev, we are a dynamic creative agency with a team of versatile specialists dedicated to helping businesses unlock their full potential through strategic design and cutting-edge technology. We love working with a diverse range of companies—from ambitious startups seeking investment to well-established brands serving millions worldwide. Our branding, UX/UI design, and software development expertise empower businesses to create visually stunning and high-performing digital products. Whether you need to attract investors, enhance customer engagement, or build seamless web & mobile experiences, we are here to turn your vision into reality. Our Expertise Brand Design Brand Identity & Guidelines Digital Materials (Social Media, Presentations, etc.) Print Materials (Stationery, Business Cards, etc.) Illustrations & Iconography Digital Design Marketing Websites Web & Mobile App UI/UX Design Systems & Style Guides Interactions & Animations Prototyping Custom Software & Website Development Website Development (WordPress, Webflow, Shopify, Framer, Custom Development) Web & Mobile App Development Scalable & Secure Backend Solutions AI-Powered Digital Products API Development & Integration E-commerce & SaaS Solutions We blend design and technology to build products that stand out, engage users, and drive growth. 📩 Let’s create something extraordinary together!

CodeKarma Labs is a results-driven software agency delivering robust, scalable, and modern digital solutions. We specialize in MERN Stack (MongoDB, Express, React, Node.js) for full-stack web apps, and bring strong expertise in Python and Java for backend development, APIs, automation, and enterprise-grade systems. From sleek websites and high-performance SaaS platforms to AI-powered tools and cross-platform business applications — we turn complex ideas into efficient, user-friendly products. 🔹 Fast, scalable, and clean-coded solutions 🔹 Custom web apps, APIs, dashboards & backend logic 🔹 UI/UX focused design with responsive performance 🔹 Deployment-ready with best DevOps and security practices Tech we love: MERN • Python • Java • TypeScript • Docker • REST & GraphQL • MongoDB • PostgreSQL • Firebase • AWS • CI/CD Core Web & Full-Stack Development MERN Stack (MongoDB, Express.js, React.js, Node.js) Full-Stack Web Development Frontend & Backend Development RESTful & GraphQL API Development JavaScript (ES6+), TypeScript Next.js, Redux Custom Web App Development API Integration & Customization Python Development & Automation Python Web Development (Flask, FastAPI) Automation Scripts & Data Parsing Web Scraping & API Bots Chatbot Integration AI/ML Integration (Intermediate) Java & Enterprise Solutions Java Backend Development Spring Boot Microservices Architecture Object-Oriented Programming (OOP) API Security & Optimization UI/UX & Frontend Frameworks Figma to React Responsive Web Design Tailwind CSS, Bootstrap, Material UI HTML5, CSS3, SCSS/SASS DevOps & Deployment Git, GitHub, GitLab Docker, CI/CD Pipelines Vercel, Netlify, Heroku, Firebase Hosting AWS (EC2, Lambda, S3, RDS basics) Linux Server Management Databases & Storage MongoDB, MySQL, PostgreSQL Firebase Realtime Database SQL & NoSQL Databases SaaS & Business Solutions SaaS App Development Admin Dashboard & Custom Panel Design CMS & Payment Gateway Integration Third-party API Integration Performance Optimization Agile Project Delivery (Scrum, Trello, ClickUp) Let’s build something remarkable — together.