Arjun S.

Most of my work involves improving existing systems, especially APIs and backends that start to slow down or become unreliable as usage grows. I’m a backend developer with 5+ years of experience working on production web applications using Laravel and Node.js. Most of my work involves improving existing systems: fixing performance issues, stabilizing APIs, and helping applications handle real usage without breaking. I’ve worked on long-term projects where reliability matters, not just initial delivery. I focus on keeping backend systems simple, maintainable, and scalable. No unnecessary complexity, and no quick fixes that cause problems later. 𝗪𝗵𝗮𝘁 𝗜 𝗛𝗲𝗹𝗽 𝗬𝗼𝘂 𝗪𝗶𝘁𝗵: -Fix slow or inefficient backends (optimize queries, caching, architecture). -Build high-performance REST APIs (secure, scalable, production-ready). -Debug and stabilize applications under real-world usage. -Design clean backend architecture for long-term maintainability. -Integrate payments (Stripe, Razorpay) and third-party services. -Scale existing platforms without breaking functionality. 𝗛𝗼𝘄 𝗜 𝗪𝗼𝗿𝗸: -Start by identifying real bottlenecks (performance, logic, or structure). -Write clean, maintainable back-end code (no shortcuts that cause future issues). -Design APIs and databases for scalability from day one. -Focus on reliability and performance: not just feature delivery. 𝗣𝗿𝗼𝘃𝗲𝗻 𝗘𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲: -Maintained and improved a high-usage back-end system (500+ hours, long-term client). -Built and scaled API-driven applications with secure payment integrations. -Optimized and maintained WordPress-based business systems. -Worked on production systems used by real customers, not just demos. 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸: -Backend: Laravel, PHP, Node.js, Express.js -Databases: MySQL, MongoDB -Cloud & DevOps: AWS, Docker -Other: REST APIs, Payment Integration, System Optimization 𝗪𝗵𝗮𝘁 𝗬𝗼𝘂 𝗖𝗮𝗻 𝗘𝘅𝗽𝗲𝗰𝘁: -Clean, scalable backend code -Fast communication (usually within a few hours) -Honest feedback if something can be improved -Focus on long-term stability, not quick hacks If your application is slow, unstable, or starting to break as it grows, I can help you fix it and make it scalable.