Fullstack Engineer Self-Employed
Independently designed, built, and shipped seven production web applications spanning task management, job-search automation, travel booking, and property investment. Owned product architecture, database design, responsive Next.js and React interfaces, deployment, and production reliability.
Architected a scalable multi-tenant recommendation platform using PostgreSQL and MongoDB. Built secure APIs with JWT, role-based access control, OTP verification, Argon2 hashing, Zod validation, rate limiting, and Swagger/OpenAPI documentation. Developed an AI UI assistant, WhatsApp and Telegram chatbot automation, a multi-source job-board aggregator, a UK visa-sponsor data workflow indexing approximately 143,000 records, and search optimizations that reduced MongoDB query latency by approximately 45%.