An in-depth exploration of the architecture and implementation of a group chat system, covering group creation, subscription, real-time messaging, and gRPC-based communication between microservices.

An in-depth look into the one-to-one chat architecture and its implementation for handling text and media messages.

A modular backend system for managing travel expenses, built with Node.js and Express, featuring microservices, message queues, and integration with third-party APIs.

A scalable, real-time chat platform leveraging Web3 authentication, microservices architecture, and message queuing for high concurrency and performance.

Automating the deployment of a highly available, sharded MongoDB cluster using Docker and shell scripts.