Product Developer

Creamcollar Edutech

Hyderabad
Jun 2024Oct 2025

Junior Full Stack Developer1 year 4 months

Tools Used

Strapi
Zoom
NestJs
Postgres
PgBouncer
S3
Amplify
Lambda
RDS

Key Achievements

  • Led a 5-person engineering team to architect and build a custom in-house Learning Management System (LMS) from the ground up, replacing Moodle to enhance customization and reduce operational costs.
  • Spearheaded the architectural overhaul of the backend, migrating a monolithic Express.js app to a scalable NestJS microservices architecture, improving deployment autonomy.
  • Engineered seamless integration with Zoom API and Webhooks to automate scheduling and tracking of virtual classes, significantly improving the instructor and student experience.
  • Developed an AI-driven chatbot to automate common trainer queries, reducing manual support workload and providing 24/7 assistance.
  • Implemented centralized logging and monitoring using the ELK stack and managed high-concurrency background tasks using BullMQ.
  • Achieved a 30% performance improvement across the system through targeted architectural optimizations and infrastructure updates.