Brainlytic

Backend Developer

Jun 2020 - July 2023 – Dhaka, Bangladesh

Led backend development and system architecture design for Brainlytic, an interactive learning platform tailored for students in Bangladesh. Built with Node.js, PostgreSQL, and related technologies.

• Designed and built the core backend architecture using Node.js and PostgreSQL, supporting 150% user growth over 12 months while maintaining 99.9% system uptime.
• Led full-stack architectural design, requirement analysis, and performance optimization initiatives that improved API response times by 40%, enabling seamless scalability for 1,000+ concurrent users.
• Implemented monitoring, observability, and error tracking systems using Winston and PG Hero, reducing incident resolution time by 60% and enabling proactive detection of critical issues.
• Mentored junior developers, providing technical guidance, conducting code reviews, and streamlining development workflows to improve team productivity.
• Conducted pilot testing with 2 educational institutions, achieving 90% positive feedback and directly contributing to the successful onboarding of early enterprise clients.