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Mizanur Rahman Hridu

Senior Full Stack Software Engineer

+8801689402277 mizanurrahmanhridu@gmail.com Dhaka, Bangladesh GitHub LinkedIn LeetCode Portfolio
Mizanur Rahman Hridu

Summary

Hi, I'm a Senior Software Engineer with over 4+ years of experience building scalable backend systems using .NET technologies.

Technical Skills

Backend: C#, .NET Core, ASP.NET MVC, EF Core, Dapper, LINQ, API Integration, REST APIs, SOAP

Architecture: Microservices, Clean Architecture, CQRS, Multi-tenant SaaS, Event-Driven Design

Messaging & Caching: RabbitMQ, Kafka, Redis, Hangfire

Frontend: Angular, TypeScript, JavaScript, React, HTML/CSS, Bootstrap

Database: MSSQL Server, PostgreSQL, MongoDB, Redis

DevOps & Observability: Docker, Git, GitHub, GitHub Actions, GitLab CI/CD, APM, Elasticsearch

Testing: xUnit, MSTest, Jasmine, Postman, JMeter, k6

Experience

Software Engineer

Dhaka, BangladeshVerify

Online Travel Agency

A multi-tenant OTA platform that enables travel agencies to search, compare, book, and manage flights, hotels, holiday packages, and other travel services.

Tech-Stack: Modular Monolith, .NET Core, Dapper, Angular, React, MSSQL Server, MongoDB, RabbitMQ

  • Built scalable software solutions for 6 OTA clients including TripLover, TravelChamp, FirstTrip, TakeTrip, TakeOff, & TripLover Dubai
  • Contributed to the OTA dynamic ecosystem comprising 36+ services, ensuring scalability, high availability, and fault tolerance
  • Architected and led development of a multi-tenant OTA SaaS project supporting both B2B & B2C business models, enabling a single codebase to serve multiple clients with isolated configurations
  • Built an automated API integration test suite using xUnit for 30+ supplier integration projects, ensuring consistent API behavior and accelerating release validation
  • Led the migration of the core database from SQL Server to PostgreSQL, reducing licensing costs and improving cross-platform compatibility on Linux infrastructure
  • Integrated APM monitoring with Elasticsearch-based structured logging, cutting production failure rates by 30% and dramatically reducing mean-time-to-debug
  • Developed a background service using ASP.NET Core & Hangfire that automatically cancels un-ticketed bookings before the last ticketing time, reducing ADM penalties by $4,500–$6,400/month per OTA and saving approximately $23,000–$27,000 overall across 6 clients
  • Implemented key OTA features — Progressive Search, Search Ranking, Universal Split PNR, Refund Reissue, PNR Details
  • Delivered cloud-native 8 supplier integration projects (Sabre, Travelport, Travelport NDC, Air India, Flydubai, SQ NDC, TK NDC, & Indigo), increasing flight search feed by 27%
  • Migrated 8 legacy .NET Framework applications to .NET Core, enabling cross-platform deployment on Linux servers and reducing infrastructure costs by eliminating Windows Server licensing
  • Contributed to CI/CD pipelines and code reviews, and supported onboarding & mentoring of new team members

Foodi

A food delivery platform that enables customers to browse restaurants, place orders, make payments, and track deliveries in real time.

Tech-Stack: Microservices, .NET Core, EF Core, Go, Node.js, PostgreSQL, React, RabbitMQ, Kafka

  • Improved API response time by implementing a read/write Redis caching strategy for better scalability
  • Designed and developed the Engagement Automation feature for Foodi-CRM to streamline customer & operation team communication workflows

Fare Comparison

An airline fare intelligence platform that enables airlines to compare competitors' real time fares, flight schedules, and seat availability, providing data-driven pricing recommendations to maximize revenue and profitability.

Tech-Stack: .NET Core, Hangfire, EF Core, React, PostgreSQL

  • Designed and developed the end-to-end platform, delivering a scalable and responsive web application
  • Integrated multiple GDS, NDC Suppliers to aggregate competitor fares, flight schedules, and seat availability, normalizing data for accurate comparison and analysis
  • Engineered pricing-intelligence logic to analyze market data and generate data-driven fare recommendations, helping airlines optimize ticket pricing and maximize revenue
Bdjobs.com Ltd.May 2023 - March 2024

Jr. Software Engineer

Kawran Bazar, DhakaVerify

Bdjobs.com & Recruiter.Bdjobs.com

Platforms that connects job seekers with employers by enabling job posting, job search, application management, resume submission, and recruitment workflows.

Tech-Stack: Angular, ASP.NET Core, C#, MSSQL Server, ETL

  • Collaborated with product, backend & QA teams to migrate Bdjobs.com corporate panel from legacy ASP to Angular and ASP.NET Core, enhancing platform functionality and performance
  • Developed key features — Employers Job Posting and Hiring System and Candidate SkillMatch Score, increasing platform sales by 17%
  • Implemented a CQRS-style architecture with an ETL pipeline separating read/write databases for job listings; database query optimization reduced query time and improved search efficiency by 30%
E-Desh LimitedMay 2022 - February 2023

Jr. Software Engineer (Part-Time)

RemoteVerify

Courier Platform

A comprehensive logistics platform that streamlines parcel booking, real-time tracking, last-mile delivery, reverse logistics, fulfillment, and cross-border shipping through a centralized management system.

Tech-Stack: React, ASP.NET Core, C#, JavaScript

  • Collaborated with a team of remote developers to design and develop the company's website using React and ASP.NET Core
  • Crafted front-end (React), built APIs, and optimized existing codebase & database, resulting in improved website performance and responsiveness

Projects

DevNote Blog-site

Frontend Backend

A blog platform allowing users to read and write blog posts

Tech-Stack: Angular, ASP.NET Core, C#, TypeScript

Expense Tracker

Code

Cross-platform personal finance app to track expenses, income, and budgets with analytics

Tech-Stack: Flutter, Firebase

Education

Hajee Mohammad Danesh Science & Technology University

January 2017 - January 2023

BSc (Eng.) in Information & Communication Technology (CGPA – 3.1/4.0)

Dinajpur, Bangladesh

Cumilla Victoria Government College

March 2014 - December 2016

HSC (Higher Secondary Certificate) in Science (CGPA – 5.0/5.0)

Cumilla, Bangladesh

Training and Certifications

Cloud Architecture Training Bdjobs.com Ltd. & DU IIT[Verify]

June 2024

Web Design and Development ICT Division, Bangladesh (LEDP)[Verify]

February 2020

Certified Software Engineer HackerRank[Verify]

January 2024

Certified SQL (Advanced) HackerRank[Verify]

July 2026

Certified C# Developer HackerRank[Verify]

February 2024

Certified JavaScript Developer HackerRank[Verify]

July 2026

Rest API (Intermediate) HackerRank[Verify]

July 2026

React Basics Coursera (Meta)[Verify]

April 2023

Introduction to Back-End Development Coursera (Meta)[Verify]

June 2023

Introduction to Front-End Development Coursera (Meta)[Verify]

February 2023