Backend Developer for Scalable & Secure APIs
🛠️ Backend & API Development – Scalable, Secure, and Well-Architected I provide backend and API development services that are clean, secure, and scalable — perfect for web apps, mobile apps, internal systems, or third-party integrations. --- 📦 What I Offer: 🔧 Custom-built RESTful or GraphQL APIs 🏗️ Modular and scalable backend architecture 🛡️ Authentication & authorization (JWT, OAuth2, API keys, etc.) 🧪 Automated testing (unit & integration tests) 📊 Database design and query optimization 📚 Full API documentation (Swagger/OpenAPI) --- 💎 Why Work With Me: ✅ Strong experience with .NET Core, Node.js, PostgreSQL, SQL Server, MongoDB, and Redis ✅ Follows Clean Architecture, SOLID principles, and Dependency Injection ✅ CI/CD ready, Docker support, Git version control ✅ Clean, maintainable code that’s easy for teams to build on ✅ Responsive communication and professional delivery --- 🧩 Use Cases I Can Help With: Backend for mobile apps (Flutter, React Native, etc.) Admin dashboard APIs and user management systems Integration with third-party services (Midtrans, Firebase, WhatsApp API, etc.) Microservices and event-driven architecture (RabbitMQ, Kafka) --- 💬 Let’s Talk About Your Backend Needs Whether you're building from scratch or improving an existing system, I can help with a thoughtful, structured, and future-ready backend.
Hi! I'm Dewa Mahendra, a freelance API Developer and more with 5 years of experience. I deliver high-quality, on-time, and tailored results for every client. I value clear communication and client satisfaction. Let’s work together—click “Hire” to get started!
Hi! I'm Dewa Mahendra, a freelance API Developer and more with 5 years of experience. I deliver high-quality, on-time, and tailored results for every client. I value clear communication and client satisfaction. Let’s work together—click “Hire” to get started!
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