Built backend services and deployment infrastructure for a gym management platform using Spring Boot, PostgreSQL, Docker, and event-driven architecture.

• Architected multiple Spring Boot services using Spring Method Security to implement role-based access control for protected RESTful APIs.
• Integrated NATS for event-driven messaging and MinIO for object storage, building a high-performance infrastructure for diverse data needs.

• Java
• Spring Boot
• PostgreSQL
• Docker
• NATS
• MinIO

Developed and maintained a full stack student management system — frontend, backend services, database architecture, and containerized cloud deployment.

• Implemented end-to-end features using Next.js, REST APIs, and PostgreSQL across frontend and backend.
• Designed and optimized a 70+ table PostgreSQL schema with Prisma ORM; used Kysely to optimize read queries involving 4+ joins.
• Containerized applications with Docker and applied OWASP security hardening to minimize vulnerabilities.

• Next.js
• PostgreSQL
• Prisma
• Kysely
• Docker
• OWASP