Over 15 years of experience as a software developer, with a strong background in Java and Angular. Proven track record of delivering high-quality web applications on time and within budget. Skilled in working collaboratively in fast-paced, team-oriented environments. Proficient in a variety of development tools, including, Visual Studio, IntelliJ, and Git. Utilize AI-assisted development tools such as OpenCode and ClaudeCode to expedite coding and enhance efficiency. Tech Stack: ✅ Java ✅ Springboot ✅ Angular ✅ React Native ✅ Postgres / Mysql ✅ Typescript ✅ Unit testing / TDD / Spock / JUnit / Jasmine ✅ HTML ✅ CSS ✅ Git ✅ Open Code, Claude Code I can: ✅ Create custom complex websites ✅ Make mobile apps ✅ Automate boring tasks ✅ Create scripts for everyday use ✅ Optimize slow queries

AI & Backend Architect with 18+ years building scalable systems using Java/Spring Boot, Python/FastAPI, and cloud-native microservices on AWS. I combine strong software engineering fundamentals with AI-assisted development workflows to deliver faster and safer releases. Daily toolkit includes GitHub Copilot, Claude Code, KiloCode, and Codex for code generation, refactoring, test scaffolding, and technical documentation. Key outcomes: - Reduced trade execution latency from 500ms to 100ms for a stock data platform processing 10K events/sec - Built a RAG-based AI research assistant that cut analyst research time by 60% - Led a distributed team of 8 engineers to deliver a loan management system serving 200K+ users - Designed multi-tenant SaaS backend handling 5M+ daily requests with 99.9% uptime Technical stack: Java 17, Spring Boot 3, Python, FastAPI, Golang, Node.js, PostgreSQL, MySQL, Redis, Docker, Kubernetes, AWS, OpenAI API, LangChain. If you need a senior engineer who can own a problem end-to-end, from system design to deployment, let's talk.

As a business owner, you’re probably facing challenges; 1. Developers don’t understand the real problem you're trying to solve. 2. What tech stack they should use for a web or mobile app. 3. Adding surprise cost, you never expect in project mid. 4. Your developer guy leaves an unfinished project. 5. Tired of messy code and no documentation. If you’ve had any of the 5 problems I mentioned above… congrats. It means we might be the perfect fit. Hi, I'm Aqeel Haider, Founder & CEO of Machine Intelligence 6 (Mi6). For the last 12+ years, I've helped startups, SMEs, and enterprises build scalable web, mobile, and cloud applications. So far, I’ve worked with 100+ individuals and companies, delivering $1.5M+ worth of successful projects; securely, on time, and with zero headaches. 🔥 "Aqeel and his team at Mi6 are highly professional. Their attention to detail is fantastic and their problem solving is second to none. I couldn't recommend them enough!!!" - Upwork In the last 3 years on Upwork I have built $1.5M+ worth of products serving regions all around the world. (USA, Canada, Australia, UAE, and offcourse my country Pakistan). 🔥 "Aqeel Haider is easily the best developer I’ve ever had the opportunity to collaborate with. He consistently delivers solutions that are both incredibly fast and of outstanding quality. His ability to handle complex challenges with creativity and precision is truly impressive” - Upwork My offer to you? We “put in the work”. Together. I will understand your business needs and your tech requirements so I can give you solutions accordingly… My solutions aren't magical because I only built tech for you. They are magical because I will make sure you get “10x output from your tech product” you never expected… Me and my team do meeting to brainstorm to make your product 10x better version. Why Aqeel Haider? > Worked on 100+ projects (until November 2025) > Spent 12+ years on tech industry > Team of 17+ Tech Hungry Programmers > My quality assurance team who works to make your tech product; Bug free, and efficient. To put it bluntly... I'm putting all of my 12+ years of experience on the line for you and combining it with my deep understanding of writing a neat bug free code. My goal is to become your long-term technology partner, not just complete another project. 🔥 "I had the pleasure of working with Aqeel to fix a malware issue on my WordPress website, and I highly recommend his services. Aqeel was able to quickly identify and remove the malware, and he provided helpful tips for preventing similar issues in the future. He was professional, responsive, and knowledgeable throughout the process." Thanks for reading up until now. You are amazing! I'm one DM away to know your TECH NEEDS..

🚀 Full-Stack Web Developer & UI/UX Designer | 15+ Years of Proven Experience I’m a Senior Full Stack Developer with 15+ years of experience building scalable web applications, SaaS platforms, and high-performance APIs using PHP (Laravel), React.js, Node.js, and Java. I help startups and businesses turn ideas into fast, secure, and user-friendly digital products—handling everything from UI/UX design to backend development and cloud deployment (AWS & DevOps). I’ve successfully delivered 80+ projects, including web apps, dashboards, enterprise systems, automation tools, and AI-powered applications. 💼 What I Can Do For You ✔ Full Stack Web Development (Frontend + Backend) ✔ SaaS Application Development ✔ REST API Development & Third-Party API Integration ✔ AI Chatbots & Automation ✔ UI/UX Design (Modern, Responsive, User-Focused) ✔ Cloud Deployment & DevOps (AWS, Docker, CI/CD) 🛠️ Tech Stack Frontend: React.js, Next.js, HTML5, CSS3, JavaScript, TypeScript, Tailwind, Bootstrap Backend: Node.js, Express.js, NestJS PHP (Laravel, Symfony, CodeIgniter) Java (Spring Boot, Microservices) Database: MySQL, PostgreSQL, MongoDB, Firebase Cloud & DevOps: AWS (EC2, S3, RDS, Lambda, CloudFront), Docker, Jenkins, GitHub Actions, Nginx API Integration: Stripe, PayPal, Twilio, SendGrid, Google Maps API 🏭 Industry Experience E-commerce • Healthcare • Finance • ERP/CRM • Manufacturing 🌟 Why Clients Choose Me ✅ 15+ Years of Proven Experience ✅ Expert in React.js, Node.js, PHP Laravel, AWS ✅ Clean, Scalable & Maintainable Code ✅ Fast Delivery with Clear Communication ✅ Strong Problem-Solving & Debugging Skills ✅ Reliable & Long-Term Support

Technically minded professional with extensive experience building user interfaces and applications using react and react-native frameworks. Expert in leading projects while complying with time and budget constraints. Skilled in creating prototypes of new applications or features to demonstrate potential functionality to stakeholders. Proficient in working in an agile software development environment. In-depth understanding of front-end architectural patterns, best practices, and design principles. Possess solid strengths in application and front-end development, UI/UX implementation, front-end coding, debugging, technical leadership, analytical thinking, and attention to detail. Exemplary communication and interpersonal skills; ability to build strong relations with customers, coworkers, and senior management.

Hello! I’m Ayush Rai a Backend engineer who turns complex challenges into reliable, scalable applications. What I Do Best : Backend & Distributed Systems * Java–Spring ecosystem (Spring Batch, WebFlux)/ Python * Temporal.io for fault-tolerant, long-running workflows * Oracle DB, DynamoDB & Redis caching * High-throughput event streams with Kafka & Redis Streams * API & Gateway Engineering * Kong API Gateway (custom Lua plugins, OAuth2.0) * HAProxy/NLB load-balancing for 99.9%+ uptime * Secure SFTP and REST integrations (OpenAPI/Swagger) * Real-Time & Reactive Solutions *Reactive data flows with Spring WebFlux & Reactor * WebSocket/Redis Streams for live order and tracking updates Performance tuning (app launch –50%, memory –30%) and localization Why I Stand Out * Data-Driven Impact: I’ve cut batch runtimes by 55%, slashed API latencies by 60%, and boosted on-time delivery rates to 98%. * End-to-End Ownership: From architecture and coding to CI/CD pipelines (Jenkins/GitLab, Docker, Kubernetes) and zero-downtime releases. * Award-Winning Innovator: Gold medalist in machine-learning expos, top coder in ACM contests, and department topper at Amity.

Hello! I'm Ankit Saini, a passionate and result-driven Full Stack Developer based in India with over 8 years of experience delivering robust, scalable, and high-performance web applications. I specialize in Java + Spring Boot microservices for enterprise applications, as well as MERN and MEAN stack development for dynamic, modern web apps. Whether it's building a cloud-native backend, a seamless frontend UI, or deploying on AWS, I bring full-stack expertise to the table. 🔧 Core Backend Expertise: Java, Spring Boot, REST APIs, Hibernate, Micronaut Microservices architecture & Dockerized deployments AWS (Lambda, API Gateway, S3, EC2) Node.js, Express.js, NestJS MongoDB, MySQL, PostgreSQL 💻 Frontend Expertise: Angular (v6 to v14+), Angular Material, RxJS React.js, Redux, Next.js Bootstrap, TailwindCSS, Material UI Dynamic Forms, Reusable Components, Cross-browser Optimization ☁️ DevOps & Tools: Git, Jenkins, Maven, VSCode, IntelliJ, Jira, Figma CI/CD Pipelines, Docker, Tomcat, AWS Cloud Services 🛠 Additional Highlights: Integration with 3rd-party APIs and payment gateways (Stripe, Razorpay) Strong focus on clean code, peer code reviews, and testing (JUnit, Mockito) MVP product development, scalable architecture, and client-focused delivery Over the years, I’ve successfully delivered full-stack solutions across industries including eCommerce, Healthcare, EdTech, FinTech, Real Estate, and more. I pride myself on writing clean, maintainable code and collaborating closely with clients to bring their vision to life. Let’s connect and explore how I can help turn your ideas into successful digital products. I'm open to both short-term and long-term opportunities. Thank you for considering my services. I look forward to discussing your project needs! Warm Regards, Ankit

🧑‍💻 12+ 𝗬𝗲𝗮𝗿𝘀 𝗼𝗳 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗶𝗻 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗦𝗮𝗮𝗦, 𝗔𝗜 & 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 I’m a 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 & 𝗦𝗮𝗮𝗦 𝗖𝗼𝗻𝘀𝘂𝗹𝘁𝗮𝗻𝘁 specializing in building high-performance platforms, enterprise-grade applications, and AI-driven solutions. With over 12+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲, I’ve helped 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀, 𝗦𝗠𝗕𝘀, 𝗮𝗻𝗱 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲𝘀 𝗮𝗰𝗿𝗼𝘀𝘀 𝗶𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 𝗹𝗶𝗸𝗲 𝗘𝗱𝗧𝗲𝗰𝗵, 𝗙𝗶𝗻𝗧𝗲𝗰𝗵, 𝗛𝗲𝗮𝗹𝘁𝗵𝗧𝗲𝗰𝗵, 𝗘-𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲, 𝗥𝗲𝗮𝗹 𝗘𝘀𝘁𝗮𝘁𝗲, 𝗮𝗻𝗱 𝗖𝗥𝗠 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 design, develop, and scale secure, modern, and user-friendly applications. From 𝗲𝗻𝗱-𝘁𝗼-𝗲𝗻𝗱 𝗽𝗿𝗼𝗱𝘂𝗰𝘁 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 to 𝗔𝗜 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀, 𝗖𝗥𝗠 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀, 𝗮𝗻𝗱 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝘄𝗼𝗿𝗸𝗳𝗹𝗼𝘄𝘀 I bring a solution-oriented approach that ensures clean, scalable, and production-ready applications. 𝗖𝗼𝗿𝗲 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲: ✔️ 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 ▪️React.js | Redux | TypeScript | Next.js | Material-UI | Tailwind CSS ▪️Responsive UI/UX using Figma, Adobe XD, and Sketch ▪️Performance-optimized, pixel-perfect, and cross-browser compatible interfaces ✔️ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 ▪️ Python (Django, FastAPI, Flask) | Ruby on rails | Java (Spring Boot) | Node.js ▪️ RESTful APIs, GraphQL, microservices & serverless apps ▪️ AI & ML model integration into SaaS products ✔️ 𝗦𝗮𝗮𝗦 & 𝗖𝗥𝗠 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 ▪️ AI agents & chatbots (OpenAI, LangChain) ▪️ Data pipelines, ETL, real-time analytics dashboards ▪️ Intelligent automation for marketing, finance & operations ▪️ Web scraping, large-scale data collection & reporting ✔️ 𝗖𝗹𝗼𝘂𝗱 & 𝗜𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲 ▪️ AWS, Google Cloud, Azure | Docker & Kubernetes ▪️ CI/CD pipelines for seamless deployment ▪️ High-availability, scalable SaaS architectures ✔️ 𝗧𝗵𝗶𝗿𝗱-𝗣𝗮𝗿𝘁𝘆 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀 ▪️ Payment gateways: Stripe, PayPal, Razorpay ▪️ Marketing tools: HubSpot, Salesforce, Mailchimp ▪️ Social APIs: LinkedIn, Twitter, Meta ▪️ AI & Automation APIs: OpenAI, Twilio, Google APIs 🔹𝗪𝗵𝗮𝘁 𝗜 𝗗𝗲𝗹𝗶𝘃𝗲𝗿: ✅ High-performance SaaS, CRM & enterprise solutions ✅ Secure, maintainable, and scalable code ✅ Optimized UX/UI for smooth user experiences ✅ Advanced AI-driven features & automation workflows ✅ Full ownership: from architecture → design → deployment 𝗪𝗵𝘆 𝗪𝗼𝗿𝗸 𝗪𝗶𝘁𝗵 𝗠𝗲 🔹12+ years of experience across 𝗘𝗱𝗧𝗲𝗰𝗵, 𝗙𝗶𝗻𝗧𝗲𝗰𝗵, 𝗛𝗲𝗮𝗹𝘁𝗵𝗧𝗲𝗰𝗵, 𝗘-𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲, 𝗥𝗲𝗮𝗹 𝗘𝘀𝘁𝗮𝘁𝗲, 𝗮𝗻𝗱 𝗦𝗮𝗮𝗦/𝗖𝗥𝗠. 🔹Strong background in 𝗔𝗜-𝗽𝗼𝘄𝗲𝗿𝗲𝗱 𝗮𝗽𝗽𝘀, 𝗱𝗮𝘁𝗮-𝗱𝗿𝗶𝘃𝗲𝗻 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝘀, 𝗮𝗻𝗱 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀. 🔹Proven ability to 𝗹𝗲𝗮𝗱 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀, 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗲 𝘄𝗼𝗿𝗸𝗳𝗹𝗼𝘄𝘀, 𝗮𝗻𝗱 𝗱𝗲𝗹𝗶𝘃𝗲𝗿 𝗼𝗻 𝘁𝗶𝗺𝗲. 𝗜 𝗯𝗲𝗹𝗶𝗲𝘃𝗲 𝗶𝗻 𝘁𝗿𝗮𝗻𝘀𝗽𝗮𝗿𝗲𝗻𝘁 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻, 𝗮𝗴𝗶𝗹𝗲 𝘄𝗼𝗿𝗸𝗳𝗹𝗼𝘄𝘀, 𝗮𝗻𝗱 𝗰𝗹𝗶𝗲𝗻𝘁-𝗳𝗼𝗰𝘂𝘀𝗲𝗱 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 I bring not just technical expertise but also product-focused thinking—helping you craft solutions that are scalable, user-friendly, and business-driven. 📩 𝗟𝗲𝘁’𝘀 𝗕𝘂𝗶𝗹𝗱 𝗦𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗔𝗺𝗮𝘇𝗶𝗻𝗴 If you’re looking for a reliable, highly-skilled full-stack developer who can architect, develop, and deliver high-quality SaaS products—𝗹𝗲𝘁’𝘀 𝘁𝗮𝗹𝗸!

I’m a Full-Stack JavaScript Developer with 7+ years of experience building secure, scalable, and high-performance web applications for startups and growing businesses. I specialize in Java, Node.js, React, and Angular, delivering end-to-end solutions from clean UI to robust backend systems designed to handle real-world scale. 💡 What I Bring to the Table Build fast, responsive, and modern frontends using React, Next.js, and Angular Develop secure and scalable backend systems using Node.js, Express, and NestJS Design efficient database architectures (MongoDB, PostgreSQL, Firebase) Deploy and manage applications on AWS with CI/CD pipelines Write clean, maintainable, and production-ready code ⚡ How I Work I use AI-assisted development tools to speed up delivery and reduce errors—but my real focus is on architecture, performance, and business impact. This means you get: Faster development cycles High-quality, tested code Scalable solutions that don’t break as you grow 🛠 Tech Stack Frontend: React.js, Next.js, Angular, Vue.js Backend: Node.js, Express.js, NestJS, Java Database: MongoDB, PostgreSQL, Firebase Cloud & DevOps: AWS (EC2, S3, Lambda), Docker, GitHub Actions Workflow: Agile, Jira, Trello, Slack 🌟 Why Clients Work With Me 7+ years of real-world development experience Strong focus on performance and scalability Clear communication and reliable delivery Ability to handle complete projects independently 📈 Let’s Build Something That Works If you’re looking for a developer who can understand your requirements, suggest the right approach, and deliver a solid product, I’m ready to help. 📩 Send me a message and let’s discuss your project.

Hi there! My name is Sally Peck. Tech Stack: - Delphi | VCL | FMX | FastReports | DevExpress (Reference: CodePartners Pty Ltd). - C# | WPF | WinForms - Java Spring - Add-in-Express Team member (Outlook, Word, and Excel Add-in development) - CI/Build environment - Coding support | InstallShield | WIX Please see my happy customers and high ratings below.