Shakhawat Hossain

Full Stack Developer

• Job Details:Re-architected OTA platform database models by integrating compound indexing and Redis caching, reducing query latency by 63% and increasing user retention by 15%. Implemented Jest-based unit testing for core modules, raising coverage to 90% and reducing bug discovery by 50%, resulting in a more reliable and stable codebase. Developed a secure authentication system integrating AES-256 encryption, JWT-based tokens, and secure token rotation, significantly improving protection against unauthorized access and data breaches. Optimized CI/CD pipelines via GitHub Actions and Docker, reducing deployment cycles by 40% and increasing release frequency by 30% through automated testing and linting integration.

Senior Full Stack Developer

• Job Details:Reconstructed a monolith delivery system into a microservices architecture, improving service reliability and reducing resource usage costs by 35% through efficient resource allocation and fault isolation. Designed and implemented a custom ticketing system with automated workflows and real-time tracking, reducing managerial workload by 90% and significantly improving operational efficiency. Designed and developed a real-time robot monitoring service using Kafka for event streaming, WebSocket for real-time updates, and Mapbox for geospatial visualization, enabling precise monitoring and reducing response times to issues.

Mid-Level Full Stack Developer

• Job Details:Delivered 20+ key features for the web platform, driving a 30% decrease in user complaints and boosting overall site engagement by 25%. Optimized critical database queries and backend workflows, significantly enhancing system performance, responsiveness, and overall user satisfaction.