Tanvir Mahtab Rafat
Senior Software Engineer | Frontend Specialist
Professional Summary
Performance-driven Software Engineer with 3+ years of expertise in architecting scalable, user-centric web applications. Highly proficient in the React ecosystem (Next.js, TypeScript, Redux) with a proven track record of optimizing Core Web Vitals and engineering modular UI systems. Adept at bridging the gap between complex backend requirements and seamless, accessible frontend experiences.
Professional Experience
BacBon Limited
Frontend Developer (React/Next)
Aug 2025 - Present
- ▸Architected a high-traffic e-commerce ecosystem using Next.js, prioritizing Server-Side Rendering (SSR) for superior SEO and performance.
- ▸Engineered a custom, type-safe component library in TypeScript, accelerating feature delivery cycles by 40%.
- ▸Optimized data-fetching patterns and state management, resulting in a 25% reduction in TTFB (Time to First Byte).
- ▸Audited and refactored UI components to ensure strict compliance with WCAG AA accessibility standards.
Ethics Advance Technology Limited
Software Engineer
Dec 2022 - Aug 2025
- ▸Spearheaded the migration of legacy systems to a modern Next.js/TypeScript stack, increasing deployment velocity by 30%.
- ▸Orchestrated API optimization strategies that reduced client-side latency by 40% through strategic caching and memoization.
- ▸Modernized the design system using Tailwind CSS, achieving a 30% improvement in mobile responsiveness and user engagement metrics.
- ▸Facilitated technical mentorship and code reviews for junior engineers, improving overall codebase maintainability and reducing bug reports by 50%.
NTRCA
Frontend Developer (Contract)
Mar 2022 - Nov 2022
- ▸Developed a mission-critical, secure administrative dashboard serving a user base of 10,000+ personnel.
- ▸Implemented robust client-side validation logic using Formik and Yup, reducing data entry errors by 60%.
- ▸Optimized application routing and lazy-loading strategies, contributing to a 35% decrease in user bounce rates.
Education
B.Sc. in Computer Science & Engineering
American International University-Bangladesh (AIUB)
Graduation Year: 2022
CGPA: 3.65 / 4.00