Monir Hossain Mk Sifat Senior Backend Engineer
About Me

Monir Hossain (Mk Sifat)

Senior Backend Developer | AI Systems Architect | DevOps Specialist

I am a Senior Backend Developer and Systems Architect with over 8 years of hands-on experience designing and scaling multi-tenant SaaS platforms, high-concurrency microservices, and LLM-driven applications. My expertise spans Python (FastAPI, Django, Flask), Node.js, distributed streaming architectures (Kafka, Kong), and automated cloud pipelines (AWS, GCP, Docker, Kubernetes). I am passionate about solving complex engineering challenges and architecting resilient zero-to-one digital products.

Career Journey

Work Experience

Senior Backend DeveloperJanuary 2026 - Present

Webbly Media Limited

Architecting backend services and infrastructure for high-scale OTT streaming platforms (Omni Stream). Designing event-driven architectures, API gateway routing, and caching layers for ultra-low latency media delivery.

Senior Backend EngineerJuly 2025 - January 2026

Tau Research Limited

Engineered core Python services, FastAPI endpoints, and automated CI/CD deployment pipelines on AWS/GCP environments. Optimized database query performance across PostgreSQL and Redis clusters.

Senior Full Stack EngineerApril 2024 - May 2025

SubGPT.ai

Led full-stack engineering for a no-code AI chatbot and automation platform. Integrated Large Language Models (LLMs), RAG systems, vector search indexing, and real-time streaming WebSocket APIs.

Senior Full Stack EngineerNovember 2023 - July 2024

Active Association

Developed enterprise SaaS solutions using Python frameworks and modern JS frontend stacks. Managed containerized deployments using Docker and Kubernetes.

Full Stack Python DeveloperMarch 2022 - March 2023

Tau Research Limited

Built complex web applications with Django and React, designed RESTful APIs, and maintained database schema migrations.

Web Development Instructor & MentorFebruary 2021 - June 2022

eShikhon.com

Instructed and mentored thousands of aspiring engineers in full-stack web development, backend engineering practices, and project building.

Cyber Security & Full Stack DeveloperDecember 2020 - February 2022

Crystal International

Developed full-stack web applications and conducted system vulnerability assessments, source code security audits, and penetration testing.

Junior Network & Link OptimizerJune 2015 - November 2019

UCE International & ONS

Handled radio link optimizations and network infrastructure maintenance, establishing early foundational knowledge in network protocols, routing, and system stability.

Academic Qualification

Education

B.Sc. in Electrical & Electronic EngineeringGraduated

Premier University, Chittagong

Focused on circuit analysis, signal processing, control systems, and computational algorithms.

Diploma in Engineering (Electronics)Graduated

Mirpur Polytechnic Institute

Specialized in digital electronics, microcontrollers, embedded hardware, and network fundamentals.

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