← Back to Portfolio

MD MOFIJUR RAHMAN (AHMAD)

Software Engineer · Golang · Microservices · Backend Systems

KA-62/5/A, Kalachandpur, Gulshan-2, Dhaka | +880 1840-675691 | info@mmrahmad.com
mmrahmad.com | linkedin.com/in/mmrahmad91 | github.com/mmrahmad

Summary

Software Engineer with 4.5 years of backend experience building production systems in Go across fintech, e-commerce, and travel domains. Contributed to and led delivery of distributed microservices using Kafka, gRPC, and PostgreSQL — including a real-time Order Management System for the Dhaka Stock Exchange processing live market data via ITCH and FIX protocols, and a multi-service e-commerce platform at TechnoNext. Comfortable with the full backend delivery cycle: API design, database optimization, Redis caching, and Docker-based deployment. Writes clean, maintainable Go with a focus on performance and reliability in production, across systems serving tens of thousands of daily active users.

Skills

Languages: Golang (Go), SQL
Frameworks: Gin, Chi, Fiber, NestJS, React, Next.js
Tools: Kafka, RabbitMQ, gRPC, Nginx, Docker, Kubernetes, Jenkins, CI/CD
Databases: PostgreSQL, MySQL, MongoDB · ORMs: Gorm, sqlc, SQLx, Prisma
Cloud: AWS, VPS (Linux/Ubuntu)
Architecture & Patterns: Microservices, Event-Driven, DDD, REST

Professional Experience

TechnoNext LtdOct 2023 – Present
Software EngineerTalukdar Tower, Dhaka
  • Distributed & Concurrent Go Backends: Built high-throughput e-commerce microservices and parallelized OTA booking engines using Go primitives (goroutines, channels), Kafka, and RabbitMQ for decoupled execution.
  • Performance & Data Optimization: Streamlined PostgreSQL database schemas and access patterns via sqlc/SQLx, reducing transactional latency for heavy read/write operations.
  • Full-Stack & DevOps Delivery: Integrated type-safe REST/gRPC APIs with React.js frontends, managed Docker containerized deployment pipelines, and championed clean architecture (DDD) through rigorous code reviews.
BDTask LimitedOct 2022 – Oct 2023
Software DeveloperKhilkhet, Dhaka
  • Low-Latency FinTech Pipelines: Developed a high-performance Dhaka Stock Exchange OMS backend, writing native Go parsers for real-time market data ingestion via ITCH and FIX protocols.
  • Advanced Caching & Data Management: Engineered multi-tier Redis caching layers to reduce PostgreSQL read loads, dropping API latency to sub-millisecond ranges while ensuring strict ACID transactional integrity.
  • Infrastructure & Security: Deployed containerized Go services via Docker behind Nginx, managing secure, low-latency communication networks on isolated Ubuntu server environments.
Shara ITApr 2022 – Oct 2022
Full-Stack DeveloperJatrabari, Dhaka
  • Built a full Madrasha Management System including REST API and React-based UI from scratch.
  • Developed mobile application UI using React Native.
  • Delivered backend services using NestJS and PostgreSQL with relational schema design.

Projects

CartUp – Distributed E-Commerce Platform
Tech: Golang, Microservices, Kafka, PostgreSQL, Redis, Docker, Nginx
  • Architected and delivered 4 Go microservices covering Product, Order, Inventory, and Customer domains, supporting a large number of daily orders in production.
  • Implemented event-driven architecture using Kafka for asynchronous order processing, ensuring strict data consistency across distributed transaction boundaries.
  • Reduced average API response time from 800ms to 50ms by engineering multi-tier Redis caching layers and optimizing PostgreSQL query patterns via sqlc/SQLx.
  • Deployed containerized Go services via Docker behind Nginx, managing CI/CD pipelines for zero-downtime production releases.
Ref: cartup.com
FirstTrip – Online Travel Agency (OTA)
Tech: React.js, Next.js, Java Microservices, RESTful APIs
  • Led a cross-functional team of 10 engineers as team lead on the FirstTrip OTA platform, coordinating delivery across Hotel, Holiday, and Visa booking modules.
  • Integrated React.js/Next.js frontends with Java backend microservices via RESTful APIs, optimizing state management to handle complex third-party travel aggregate API payloads.
  • Championed clean architecture (DDD) through structured code reviews, improving codebase maintainability and reducing onboarding time for new team members.
Ref: firsttrip.com
Benemoy Securities – OMS (DSE)
Tech: Golang, PostgreSQL, Redis, ITCH/FIX, Docker, Nginx
  • Led a 5-engineer team building a high-performance Order Management System backend for the Dhaka Stock Exchange, owning architecture and delivery end-to-end.
  • Wrote native Go parsers for real-time market data ingestion via ITCH and FIX protocols, enabling low-latency processing of live DSE trade feeds.
  • Engineered multi-tier Redis caching to reduce PostgreSQL read load, dropping API latency to sub-millisecond ranges while maintaining strict ACID transactional integrity.
  • Deployed containerized Go services on isolated Ubuntu server environments behind Nginx, managing secure low-latency internal communication networks.
Ref: benemoysecurities.com
Apeiro Creative Consultancy Inc. – Microservices Platform (RixoTech)
Tech: RabbitMQ, gRPC, PostgreSQL, NestJS, Next.js
  • Engineered backend microservices for a Canada-based subscription digital service provider, powering immersive AR/VR and 3D experiences.
  • Built event-driven services with RabbitMQ and gRPC for inter-service communication, backed by PostgreSQL and a NestJS/Next.js application layer.
Ref: apeiro.ca
Protiniyoto Shopping – Multi-Vendor E-Commerce Platform
Tech: Golang, Microservices, Kafka, gRPC, PostgreSQL, Redis, Next.js, React (Vite)
  • Engineered scalable Go microservices for Catalog, Seller, Product, Order, and Inventory domains, enabling a single-catalog, multi-vendor e-commerce platform.
  • Designed event-driven communication using Kafka and gRPC to ensure reliable inter-service messaging, high throughput, and data consistency across distributed services.
  • Developed high-performance RESTful APIs and optimized PostgreSQL and Redis integration to improve query performance, caching efficiency, and system scalability.
Ref: protiniyoto.com

Education

Open Source Society University (OSSU)2024 – Present
Computer Science, self-directed curriculum
Government Titumir College2015 – 2019
Bachelor of Arts (BA), Islamic Studies · GPA 3.09

Certifications

See all certifications →

Languages

  • Bengali (native)
  • English (professional)

References

  • Zahid Ahmed
    Senior Software Architect @ TechnoNext
  • Jamshed Alam
    Project Manager @ BdTask Ltd.