Founder & Full-Stack Developer RacerLab
Designing and building an automotive workshop management SaaS platform. Defined product and technical foundations through PRD/TRD documentation, ERD, system architecture, and deployment strategy. Built backend foundations with Node.js, NestJS, Prisma, and Supabase PostgreSQL, including schema migrations, health checks, Swagger/OpenAPI documentation, and modular domain boundaries. Implemented authentication and role-based access control with Argon2, JWT, guards, decorators, and protected user-management endpoints.