Md Kawsher Hamid Mazumder

Full Stack Engineer | Java | Spring Boot | React | Next.js | PHP

Dhaka, Bangladesh • +880-1799397962 • kawsher.98@gmail.com

LinkedIn • GitHub

Summary

Full Stack Software Engineer with experience in Java, Spring Boot, React, and microservices architecture. Skilled in building scalable backend systems, REST APIs, and modern frontend applications. Experienced in database optimization, system design, and enterprise-level application development.

Technical Skills

Backend

Java Spring Boot Microservices Node.js PHP REST APIs

Frontend

React.js Next.js Vue.js JavaScript HTML5 CSS3

Database

MongoDB PostgreSQL Oracle

DevOps

Docker Jenkins Git

Experience

Associate Software Engineer (2024 – Present)

Dynamic Solution Innovators (DSi)

  • Improved backend performance using caching and query optimization
  • Built scalable microservices with fault-tolerant architecture
  • Integrated React frontend with Spring Boot APIs

Assistant Software Engineer (2021 – 2024)

Dynamic Solution Innovators (DSi)

  • Developed event-driven microservices using Spring Boot + ActiveMQ
  • Built REST APIs for frontend applications
  • Optimized Oracle database queries and system performance

Junior Software Engineer (2020 – 2021)

Dynamic Solution Innovators (DSi)

  • Implemented backend features and production bug fixes
  • Supported API debugging and frontend integration
  • Improved system performance with caching techniques

Software Engineer Intern (2020)

Samsung R&D Bangladesh

  • Built Spring Boot REST APIs for Samsung Health integration
  • Worked on Bixby voice command processing system
  • Assisted in backend R&D for smart assistant features

Education

BSc in Computer Science & Engineering

  • Southeast University, Dhaka
  • 2014 – 2018
  • Software Engineering, Data Structures, Algorithms, DBMS

Projects

SyncService – Data Synchronization Platform

  • Event-driven system using Spring Boot + ActiveMQ
  • Handled asynchronous data sync across enterprise systems
  • Built React dashboard for monitoring system flow

Configuration Management System

  • Built full-stack system using Next.js + Node.js
  • Enabled real-time configuration updates across services
  • Designed scalable distributed architecture

Oracle → PostgreSQL Migration

  • Migrated enterprise database to AWS Aurora PostgreSQL
  • Optimized queries and ORM performance
  • Ensured zero-downtime migration strategy

Security Monitoring Platform

  • Built Spring Boot + React security dashboard
  • Implemented JWT authentication & role-based access
  • Integrated Datadog for monitoring and alerts

Contact