Aman Ullah is a results-driven Front End Engineer with hands-on experience building scalable, production-ready web applications using Next.js, TypeScript, React.js, Node.js, and Supabase. He specializes in designing secure authentication systems, integrating hybrid payment models with Stripe (subscriptions, pay-as-you-go, wallets, credits, and coupons), and developing performant APIs using tRPC and REST. On the backend, he has strong expertise in MongoDB, SQL, and server-side architecture, complemented by analytics and monitoring with PostHog. Aman has delivered multiple real-world platforms, including AI-powered applications leveraging OpenAI Whisper, RAG pipelines, and Gemini APIs, as well as high-traffic tools and e-commerce systems supporting daily transactions. His workflow emphasizes clean architecture, performance optimization, CI/CD with Git, containerization with Docker, and cloud deployments via AWS Amplify and S3. With a solid academic foundation in Software Engineering and experience collaborating in agile teams, Aman consistently delivers user-focused solutions that balance reliability, scalability, and modern UX.