> Hello, World! I'm

Mahamudul Hasan

|

Senior Software Engineer with 6+ years of experience building user-facing web applications and partner platforms. Strong background in React, TypeScript, frontend architecture, and high-performance UI development at scale.

About Me

> whoami

about.sh

$ Senior Software Engineer with 6+ years of experience building user-facing web applications and partner platforms. Strong background in React, TypeScript, frontend architecture, and high-performance UI development at scale.

$ Experienced in collaborating on backend services and APIs supporting frontend systems. Currently at Agoda.

$ Currently building PhotosAI — an AI-powered photo editor for transforming and enhancing images using cutting-edge AI models.

$ mithhu121212@gmail.com

> education

East West UniversityJan 2015 - Dec 2018

B.Sc. in Electrical and Electronics Engineering

> skills --list

Languages

TypeScriptJavaScriptGolangPythonSQLC#

Technologies

ReactRedux ToolkitNext.jsTanstack QueryNode.jsExpressGraphQLMongoDBPostgreSQLDockerKubernetesAWSRedis

Testing & Tools

CypressPlaywrightJestReact Testing LibraryMySQLGitWebpackRspack

Experience

> cat work_history.log

Senior Software Engineer (Frontend / Full-Stack)

September 2025 - Present

  • Developed user-facing React and TypeScript applications, covered by Playwright E2E tests, for a white-label partner integration platform (RocketMiles, Citi Bank).
  • Developed scalable backend services using Node.js and .NET/C# powering frontend functionality.
  • Migrated frontend build from Webpack to Rspack, achieving 3.5x faster builds (70s → 20s) and 35% smaller bundles with sub-second hot reloads via a dual-bundler CI/CD pipeline.

Software Development Engineer II

February 2024 - August 2025

  • Led the development of the onboarding flow for the Axi Trade site using React, TypeScript, and Tailwind CSS, achieving a 20% faster load time and ensuring a seamless, responsive UX across devices.
  • Implemented BFF pattern using Auth0 for authentication and authorization, enhancing security and efficiency by providing a dedicated backend that handles client-specific logic and API orchestration.

Software Engineer

October 2022 - January 2024

  • Developed and maintained an Instant Messenger app for Windows and macOS, achieving a milestone of 100K+ daily logins using WebSocket, React, Redux Toolkit, Electron.js, and SQLite.

Senior Software Engineer

November 2021 - October 2022

  • Built a chat site and mobile app using GetStream API, React and implemented spam prevention features that led to a 10% increase in daily active users, higher retention, and reduced spam reports.

Software Engineer

June 2020 - October 2021

  • Led integration of multiple rider services, resulting in a 30% revenue increase.

Junior Software Engineer

August 2019 - February 2020

  • Developed a productivity tool, including task management, project timelines, file sharing, and team communication tools, enhancing work organization and collaboration.

Software Engineer Intern

March 2019 - July 2019

  • Developed a local payment gateway system for a commercial bank using React, Redux, and React Router.

Achievements

> cat achievements.log

Front-end Developer Path Scholarship

OpenClassrooms & Facebook

January 2019 - April 2020

  • One of 40 applicants who achieved a full scholarship on Front-end Development degree among thousands of applicants.
  • The degree is built around real-life professional-level projects solved using modern technologies.
  • A mentor with 10+ years of experience provided weekly one-to-one video conference sessions for 12 months.

PyTorch Scholarship Challenge

Udacity & Facebook

October 2018 - January 2019

  • Built a network that can classify images of dogs and cats with state-of-the-art performance.
  • Used deep neural networks for artistic style transfer between images.
  • Built a classifier that identifies different species of flowers from a pre-trained data set.
  • Deployed PyTorch models with Torch Script.

Get In Touch

> send_message --to mithhu

contact.sh

$ I'm always open to discussing new opportunities, interesting projects, or just having a good conversation about technology.

$ Whether you have a question or just want to say hi, feel free to reach out!

Designed & Built by Mahamudul Hasan

Built with Next.js, Tailwind CSS & Framer Motion