Full-Stack Software Engineer

Owned the end-to-end architecture and delivery of a production Order Management System supporting more than 120 daily orders. Built lead capture, order-lifecycle, role-based workflow, employee duty-session, and location-tracking capabilities for over 35 employees, replacing manual coordination with a unified system.

Architected a RabbitMQ-based marketing attribution and tracking platform for event collection, campaign source attribution, conversion measurement, and live funnel analytics. Also integrated backend services for a proxy infrastructure reseller using NestJS, GraphQL, PostgreSQL, supplier APIs, sticky-session IP routing, and Stripe billing.

Delivered a privacy-focused multi-profile browser application with isolated fingerprints, encrypted session storage, configurable environment controls, and Playwright end-to-end test coverage.

Delivered fintech payment integrations for bKash, Nagad, and Rocket, processing more than 10,000 monthly transactions. Automated payment reconciliation to remove manual finance-team intervention.

Architected modular backend services for healthcare and rental-management products, creating isolated API boundaries that allowed products to evolve independently. Containerized applications with Docker, deployed workloads to AWS EC2, and automated releases through CI/CD pipelines.

Collaborated in a fully distributed Agile team across multiple time zones through code reviews, pull-request workflows, and written technical documentation.

Delivered REST and GraphQL APIs in NestJS for a live enterprise application, including authentication and validation layers that improved application reliability.

Engineered Socket.IO real-time communication features for low-latency interactive product updates. Automated GA4 analytics tracking across the product funnel to provide insight into user behavior and drop-off points.

Built and maintained React.js and Next.js applications, creating a reusable component library that reduced duplicate UI implementation across product features.

Improved frontend performance through code splitting and lazy loading, enhancing page-load speed and overall user experience.

Bachelor of Science in Computer Science & Engineering.