Hey there! I'm -

Md. Abdullah-Al-Mamun.

Software Engineer. A self-taught developer with a passion for problem-solving.

🚀  Currently specializing in Backend (Laravel / NestJS / Gin)

💼  Software Engineer at CodersBucket Ltd

Experiences

Software Engineer @ CodersBucket Ltd

August 2025 - Present

  • Integrated SSLCommerz payment gateway and implemented subscription management (upgrade, downgrade, and role-based module access) for ryogen.ai.
  • Built key features for ryogen.ai, including forgot password, admin-to-user notifications, profile completion tracker, and meeting scheduling system.
  • Enhanced Swalitime survey platform with unpublish - edit - republish workflow and support for text-field type questions alongside MCQs.

Product Engineer L2 - Specialist @ 10 Minute School

February 2025 - July 2025

  • Working on scalable microservices and backend systems supporting core business platforms.
  • Enhanced the booking service by implementing event capacity tracking and enabling bulk session deletion.
  • Resolved critical performance bottlenecks in SKU handling, significantly reducing timeouts and improving the reliability of the K12 course service.
  • Implemented full-text search functionality (Boolean mode) to improve content discovery and user experience.
  • Optimized SQL queries for improved system efficiency and faster data retrieval.

Senior Developer Backend @ Sayburgh Solutions

January 2023 - January 2025

  • Lead the feature enhancement of the foodqo.com API, a multi-tenant SaaS restaurant management.
  • Multi-tenant database design and writing complex queries for various types of analytics
  • Engineered advanced GraphQL APIs for somoynews.tv, including real-time FIFA 2022 live scores and news editing notification system using Socket over Redis and GraphQL subscriptions.
  • Working on a microservice architecture for making APIs
  • Developed on an edtech project somoy.school with video playing feature
  • Dockerization across all projects, ensuring consistent environments and streamlined deployment.
  • Perform regular code review and helping devops to solve deployment issue
  • Ability to lead the team with more than 5 members

Junior Developer Backend @ Sayburgh Solutions

June 2021 - December 2022

  • Work with large-scale multi-tenant project API (Restaurant Management System).
  • Develop multi-tenant complex query for vat analytics API
  • Worked on the tenant management application (Express.js) for the business development team.

Web Developer @ Beatnik Technology

October 2020 - May 2021

  • Developed a few dynamic websites and bug fixing with CSS, JQuery, PHP
  • Worked with senior developers to develop an e-commerce project for a client

Skills

Language

PHP PHP
Javascript Javascript
Typescript Typescript
Go Go
SQL SQL
Python Python
HTML HTML
CSS CSS

Backend

Laravel Laravel
NestJS NestJS
ExpressJS ExpressJS
Gin Gin
Jest Jest
GraphQL GraphQL

Database

MySQL MySQL
PostgreSQL PostgreSQL
MongoDB MongoDB
Redis Redis

Frontend

VueJS VueJS
NuxtJS NuxtJS
TailwindCSS TailwindCSS
Bootstrap Bootstrap

Tools

Git Git
Docker Docker
RabbitMQ RabbitMQ
AWS S3 AWS S3

Blogs

Keep In Touch.

Feel free to get in touch and talk more about your projects.