Md. Ashraful Momen

Full Stack / DevOps Engineer

3+ years experience • Enterprise-scale systems • 40M+ users served

amshuvo64@gmail.com

+880-1859-385787

Dhaka, Bangladesh

Remote-friendly • International opportunities

Professional Summary

Full Stack & DevOps Engineer with 3+ years of experience designing and delivering enterprise-scale software, distributed systems, and cloud-native architectures. Led development of insurance & healthcare platforms serving 40M+ subscribers (Robi Ltd) and 100+ hospitals.

Expertise in Laravel, Django, React, DevOps (AWS, Docker, K8s, Terraform, CI/CD), database scaling (sharding, replication, failover), and cybersecurity (Kali Linux, penetration testing). Proven ability to re-architect monoliths into scalable microservices with caching, queues, and real-time communication.

Deep knowledge of SOLID principles, design patterns, and secure system design with experience in mentoring teams and establishing development standards.

Professional Experience

Senior Full Stack Engineer

Instasure Limited

January 2023 – Present (2+ years)

Current
Enterprise Insurance & Healthcare Platform (40M+ Users)
  • System Architecture: Led design and implementation of scalable microservices architecture serving Robi Ltd's 40M+ subscriber base
  • Healthcare Network: Architected ecosystem connecting 100+ hospitals with real-time discount processing
  • Telemedicine Platform: Built comprehensive solution with consultations, appointments, and patient records
  • Payment Integration: Implemented secure, PCI-compliant payment processing with AamarPay and SSLCommerz
  • Performance: Achieved 40% improvement in response times through Redis caching and query optimization
  • Team Leadership: Mentored junior developers and established code review processes
Technologies: Laravel React RESTful APIs MySQL VPS Docker Redis Microservices

Full Stack Developer

Decodes Lab Limited

April 2022 – December 2022 (9 months)

International Client Projects
  • International Projects: Developed responsive web applications for global clients using Django and React
  • Code Quality: Established modern development practices, implemented automated testing, and maintained high code quality standards
  • Client Management: Worked directly with international clients to gather requirements and deliver solutions
Technologies: Django DRF (API) React MySQL VPS Docker Redis RabbitMQ

Full Stack Developer

ClickDigim

October 2021 – December 2021 (3 months)

Cross-Industry Web Solutions
  • Performance Engineering: Built high-performance web applications with focus on optimization and exceptional user experience
  • Cross-Industry Solutions: Delivered solutions across e-commerce, healthcare, and fintech
Technologies: Laravel React MySQL Docker Redis

Technical Expertise

Languages
  • PHP
  • Python
  • JavaScript (ES6+)
  • C/C++
  • C#
  • Java
SOLID Principles Design Patterns
Frontend
  • HTML5
  • CSS3
  • Bootstrap
  • jQuery
  • React.js (Advanced)
  • Hooks, Context API
Redux/Thunk Performance Optimization Axios AJAX
Backend
  • Laravel (Expert):
  • Advanced Eloquent ORM
  • Model Observers
  • Middleware
  • Caching (Redis/Memcached)
  • Events & Listeners
Django DRF WebSockets Queues Microservices
DevOps & Cloud
  • AWS
  • Docker
  • Kubernetes
  • Terraform
  • Ansible
  • CI/CD pipelines
Nginx VPS Management Prometheus Grafana
Database
  • MySQL (Advanced):
  • Query optimization
  • Indexing
  • Sharding
  • Master-slave replication
  • Failover management
Redis Memcached Pub/Sub
APIs
  • RESTful APIs
  • API Security
  • Rate limiting
  • Validation
  • API Resources
  • Microservice integrations
Sanctum Passport OAuth2 Webhooks
Security
  • Kali Linux
  • Parrot OS
  • Penetration Testing
  • Ethical Hacking
  • System Hardening
  • PCI Compliance
Security Architecture Payment Gateways
Queues & Monitoring
  • RabbitMQ
  • Redis Pub/Sub
  • Event-Driven Architecture
  • Prometheus
  • Grafana
  • Loki
Performance Tuning System Monitoring

Featured Projects

Enterprise Insurance Platform
Production

Multi-line insurance ecosystem (Life, Health, Motor, Fire & Theft) serving 40M+ users with real-time API integration with Robi Ltd.

Impact: 99.9% uptime at scale

Laravel React MySQL Docker Redis Microservices
Visit Site
Healthcare Network Integration
Production

Connected 100+ hospitals with dynamic discount eligibility and instant claims processing. Automated invoice generation and order tracking.

Impact: Thousands of daily healthcare transactions

Laravel React MySQL Real-time APIs
Visit Site
Telemedicine Platform
Production

End-to-end consultation system with appointment booking, secure EHR, and prescription management.

Impact: Enabled remote healthcare access across underserved regions

Laravel React WebSockets MySQL
Visit Site
Microservices Architecture
Production-Ready Design

Modular, scalable backend with service isolation and message queues. Demonstrates enterprise-level architecture patterns.

Docker Kubernetes NGINX RabbitMQ Redis
Live Demo

Additional Technical Projects

Real-Time Chat Application

WebSocket-based messaging using Laravel Echo, Pusher, and Redis for instant communication.

Laravel Echo Pusher WebSockets Redis
GitHub
Burger Builder (React + Firebase)

Redux state management with real-time authentication and updates using Firebase backend.

React Redux Firebase Real-time Auth
Live Demo
Django E-Commerce Platform

Full-featured store with search, cart, orders, and payment integration using Django framework.

Django Payment Integration Search Cart System
GitHub
Laravel Blog Platform

Multi-role CMS with admin panel, authentication, and post management system.

Laravel CMS Multi-role Auth Admin Panel
GitHub
Restaurant Management App

Ingredient & inventory tracking with Redux state management and authentication system.

React Redux Inventory Management Authentication
GitHub
React + Django Full-Stack

Burger Builder with Django REST Framework backend and React frontend integration.

React Django DRF Full-Stack
GitHub

Education & Certifications

Education

BSc in Computer Science and Engineering

CGPA: 3.88/4.00

Strong foundation in algorithms, data structures, and software engineering principles

Professional Certifications

  • Laravel with PHP
    BITM – Advanced
  • Django with Python
    Udemy – Mosh Hamedani
  • Full Stack React & Django
    Bohubrihi
  • Ethical Hacking & Penetration Testing
    Lead Training Center
  • System Design & Architecture
    Innovative Skill BD
  • Docker For DevOps
    IT Expert DB - Docker, Docker Swarm

Currently Pursuing

  • Advanced DevOps
    Ostad In Progress
  • Advanced DSA
    CPS Academy In Progress

Security & Ethical Hacking

Penetration Testing Specialist
Lead Training and Consultant LTD
  • Kali Linux: Advanced system penetration and vulnerability assessment
  • Network Security: OSI model, TCP/UDP protocols, network vulnerability analysis
  • Web Application Security: Applied ethical hacking techniques to enhance application security
  • Research: "Exploit Windows Defender Security System with Python Reverse Shell" (Publication in progress)

Leadership & Mentoring

  • Code Review Leadership: Established and led code review processes for development teams
  • Technical Mentoring: Mentored junior developers in modern web development practices
  • Architecture Decisions: Led technical decision-making for system architecture and technology stack selection
  • Best Practices: Implemented development standards, testing practices, and documentation guidelines

Languages

English:
Professional Working Proficiency
Bengali:
Native Speaker

References

Arif Mainuddin

Managing Director, Decodes Lab Limited

info@decodeslab.com
Pritom Kaysar

Managing Director, ClickDigim

info@clickdigim.com

Contact Me

Dhaka, Bangladesh
Available for senior software engineering roles
Open to remote opportunities and international positions