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Software Engineer with 5+ years of experience in Java (Spring Boot, Helidon) and cloud-native architectures. Experienced in profiling and debugging applications, optimizing SQL databases, and managing Kubernetes environments. Also knowledgeable in frontend development with a UI/UX-focused approach, bridging backend logic with React/Next.js to deliver high-quality, end-to-end solutions Key technologies: ✅ Microservices development ✅ Python ✅ Java 13 ✅ Kotlin ✅ Spring boot, Spring cloud ✅ Kubernetes ✅ PostgreSql ✅ Angular ✅ Redis ✅ ElasticSearch ✅ RabbitMQ ✅ Spring Security ✅ Keycloak ✅ Maven ✅ WebSocket ✅ MongoDB ✅ Docker ✅ Jenkins ✅ GraphQL ✅ TestContainers and Cucumber ✅ CI/CD: GitLab CI ✅ Open AI API

👋 Hi there! I'm Mohamed, a Software & Data Engineer passionate about solving complex problems and turning data into powerful solutions. Whether it's crafting scalable systems, optimizing data pipelines, or scraping the web for actionable insights, I'm here to bring your ideas to life. Why Me? 🤔 🧠 RAG & LLM Expertise: Proficient in integrating Retrieval-Augmented Generation (RAG) and Large Language Models (LLMs) to build intelligent, real-time systems like sentiment analysis pipelines. 🌐 Scraping Specialist: Skilled in Selenium and Beautiful Soup for gathering high-quality, actionable data. 🗄️ SQL & Backend Pro: Expert in designing databases and building scalable architectures that keep projects running smoothly. 🚀 Proven success with end-to-end data engineering, including real-time streaming pipelines processing 7M+ records and ETL workflows achieving 85% data accuracy. ⭐ Praised for being reliable, fast, and an excellent collaborator by my clients and peers. Here's What I Can Bring to Your Project: 🌐 AI-Powered Solutions: Expertise integrating RAG and LLMs for advanced insights and decision-making. 🛠️ Web Scraping: Precision in extracting valuable data using Selenium and Beautiful Soup. 📊 SQL Mastery: Efficient database design and query optimization for seamless data management. 🏗️ Scalable Systems: Proficient in building robust, scalable backend architectures and pipelines. 🤝 A commitment to clear communication and delivering solutions that exceed expectations. My Availability ⏳ 💪 Ready to work 8+ hours/day, fully committed to your project! 📆 Open to both short-term tasks and long-term collaborations. What My Clients Say 🌟 ✅ "I liked how available Mohamed was." ✅ "He is a diligent and dedicated programmer." ✅ "Great and fast work!" ✅ "It was a pleasure working with Mohamed; I would recommend him." 🌐 Check out my portfolio for more about my work: elhadjaoui.me Let’s bring your vision to life! 🚀

Software Development Engineer | Full-Stack, Mobile & Cloud Solutions Since 2022, I've been a Software Development Engineer at AWS, where I build scalable cloud applications and solve complex technical challenges. I graduated from ENSIAS with a Master's in Computer Science and have since worked across the full software development spectrum—from backend systems to mobile apps. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎯 WHAT I BUILD: Web Applications • Full-stack development (frontend + backend + database) • REST APIs and microservices architecture • Responsive, modern interfaces • Real-time features (chat, notifications, live updates) Mobile Applications • Cross-platform development (Android & iOS) • Native performance and user experience • Backend integration and API consumption Desktop Applications • Cross-platform tools (Windows, Mac, Linux) • Business utilities and productivity tools • Standalone executables with clean interfaces Backend Systems • Database design (PostgreSQL, MySQL, DynamoDB, MongoDB) • API development and integration • Serverless architectures (AWS Lambda) • Cloud deployment and infrastructure ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 💻 TECH STACK: Languages: Python | Rust | Java | JavaScript/TypeScript | C/C++ | Lua Backend: Spring Boot | Node.js | Express | REST APIs | GraphQL Frontend: React | Angular | HTML/CSS | Tailwind Mobile: React Native | Flutter | Android SDK Cloud & DevOps: AWS (Lambda, EC2, S3, RDS) | Docker | CI/CD Databases: PostgreSQL | MySQL | MongoDB | DynamoDB | SQLite ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ✅ MY APPROACH: • Clear communication - I ask questions to understand your real needs • Clean code - Maintainable, documented, and scalable solutions • On-time delivery - I respect deadlines and keep you updated • Problem-solving focus - I don't just code, I solve business problems ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Notable projects include developing Dar Lkhir (Morocco's first charitable platform connecting organizations with volunteers), building enterprise cloud solutions at AWS, and creating various open-source tools. Whether you need a web application, mobile app, backend API, or complete system architecture—let's discuss your project and find the best solution.

Do you need a great looking app with your idea working end to end? I can do that from design to code to deployment with the latest technologies.