Sachin K.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

Hey! I’m a results-driven full-stack developer and tech architect with 9+ years of experience, passionate about building scalable SaaS products, AI-powered solutions, and cloud-native enterprise platforms that deliver real business impact. ◾Core Expertise: -Frontend: React, Next.js, TypeScript, Tailwind -Backend: Node.js, Ruby on Rails, Python -Databases: MongoDB, PostgreSQL, MySQL -AI & Automation: LangChain, OpenAI GPT-3.5/4, n8n, custom AI agents, Rag, LLM -Cloud & DevOps: AWS, Docker, CI/CD, GitHub Actions I’ve architected and maintained end-to-end MERN and ROR systems, implemented AI integrations (chatbots, recommendation engines, workflow automation), and optimized products for performance, security, and scalability. My development philosophy combines clean architecture, intelligent automation, and user-centered design ensuring every product is not only robust but also intuitive and future-ready. ◾What You’ll Get Working With Me:🤗 -Fast, reliable, and maintainable solutions -Clear communication and proactive collaboration -Full commitment to project success Available full-time and comfortable working across time zones. Let’s turn your vision into something exceptional 🤝