Senior Backend / Full Stack Developer with 4+ years of experience in designing, developing, and optimizing backend systems using Node.js, Express.js, JavaScript, TypeScript, Angular, and PostgreSQL.
Strong experience in RESTful API development, API performance optimization, database query tuning, secure authentication and authorization, and large file upload/download handling.
Hands-on experience in Angular frontend integration, backend logging, production issue resolution, and Agile development environments.
Proficient in Git, GitHub, Docker (basics), and building scalable, maintainable, production-ready applications.
