Bangladesh's first verified mid-to-senior career platform, pairing an OpenSearch-powered candidate site (real jobs, real salaries) with an AI-driven employer platform at employer.atb-jobs.com — AI-generated job descriptions, applicant screening with fit scores, a reusable Talent Vault, and hiring analytics that help 12,000+ HR teams cut time-to-hire from 45 days to 12.

Bangladesh's first API-first payment gateway, built from the ground up at Portonics Limited — powering card, mobile wallet, and netbanking checkout for e-commerce, f-commerce, and in-person merchants, plus built-in invoicing and paperless EMI.

Redeveloped Christopher Kimball's Milk Street, a cooking media platform spanning 3,500+ recipes, TV and radio shows, a print magazine, and a cooking school, paired with a companion e-commerce store selling cookware, knives, and pantry goods. Rebuilt around tiered memberships and a discount-focused Store Pass with subscription billing, plus improved SEO and homepage load speed.

Built AI-powered CV parsing and intelligent job matching features for a large-scale recruitment platform.

Designed and deployed containerized applications on AWS ECS, modernizing infrastructure and deployment pipelines.

Implemented OpenSearch to significantly improve search performance and result relevance.

Optimized APIs and database performance, significantly reducing response times across services.