π Backend Developer | Node.js | Scalable Systems | Cloud & Microservices
I am a highly skilled Backend Developer specializing in Node.js and NestJS, with a passion for building scalable, high-performance systems. I have extensive experience designing RESTful APIs and GraphQL services, implementing real-time applications using Socket.IO, and optimizing database performance with MongoDB (sharding, replication, and indexing) and PostgreSQL.
πΉ Expertise & Tech Stack: β Backend: Node.js, NestJS, Express.js β Databases: MongoDB, PostgreSQL, Redis β Real-time & Messaging: WebSockets (Socket.IO), RabbitMQ, Kafka β Cloud & DevOps: Docker, Kubernetes, AWS (EC2, S3, Lambda, RDS) β Authentication & Security: OAuth2, JWT, Passport.js β Scalability & Performance: Microservices, Caching (Redis), Load Balancing