Swapon.

Career

Experience & Education

A timeline of the teams I've led and the systems I've built.

Jan 2025 – Present

Technical Manager
atB Jobs Bangladesh

Lead a team of engineers; define system architecture and technical roadmap. Led migration from Laravel 8/PHP 7 to Laravel 11/PHP 8. Design and manage AWS infrastructure (ECS, EC2, RDS, S3, Route 53, SES, Amplify, CloudFormation, CloudFront) with Docker and modern CI/CD.

Dec 2020 – Present

Technical Lead (PHP / Laravel / SQL)
atB Lab Limited

Led backend architecture for multiple large-scale systems using Laravel and AWS. Built event-driven systems with queues and async processing; improved performance via caching and indexing; strengthened PHPUnit test coverage for product quality; designed APIs for international clients, primarily in Japan.

May 2020 – Dec 2020

Senior Software Engineer
Instalogic BD

Solo-delivered a financial-assistance platform during COVID-19 within a short timeframe; hardened application security; built an e-commerce project.

Apr 2017 – May 2020

Senior Software Engineer
Sourcetop

Redeveloped and launched a cooking-food system for 177milkstreet.com; integrated third-party payments for a membership plan; improved SEO admin tooling and homepage load speed. Led a team and ran scrum ceremonies for 20+ US clients, including Pfizer, Ferrari, Billboard, and Northwell Health.

Mar 2016 – Mar 2017

Senior Software Engineer
Improlabs Pte Ltd

Backend engineering for enterprise web applications.

Oct 2011 – Apr 2016

Sr. Senior Software Engineer
Portonics Limited

Managed and developed a payment system and e-commerce applications; drove technical excellence and led delivery of high-quality products meeting client expectations.

May 2010 – Oct 2011

Programmer
Unicorn Software and Solutions

Early-career software development role.

Education

2004 – 2008

Bachelor of Computer Science & Engineering
Southeast University (BD)

CGPA 3.44 · Member, SEU Computer Club