- Led the development of a scalable notification service for Twimbit Vault, improving customer engagement and decreasing system latency- Architected and implemented a multi-tenant SaaS platform using microservices, Docker and AWS (EC2, S3, RDS)- Mentored juniors, conducting code reviews and guiding them through best practices in API design, microservices, and cloud deployment.- Developed a GraphQL-based data integration system, optimizing API performance and reducing response time

- Migrated legacy REST API to a GraphQL architecture, improving client-side data fetching. - Implemented JWT-based authentication and integrated SQL and NoSQL databases (PostgreSQL and MongoDB) to support diverse data models.

Designed and developed a comprehensive full-stack web application aimed at facilitating students' academic journeys, including task management and applying to short-term opportunities.Architected the system utilizing GraphQL API to seamlessly connect with various services and enhance functionality and interoperability.

- Developed REST API solutions following a test-driven development (TDD) approach, ensuring a 99.9% test coverage and minimizing production bugs.- Deployed and managed AWS cloud infrastructure, increasing development efficiency by setting up automated testing environments with CI/CD pipelines.

Developed a full stack application for students to apply for tasks and companies to upload tasks (short-term tasks) and developed a wallet system to get rewards for each completed taskKey features - 1. Companies can create tasks and verify the submission2. Students can perform the task and upload their submission3. Student get rewarded if their submission is accepted4. Authentication systems are based on cookies 5. Student can create their profile and generate a… Show more Developed a full stack application for students to apply for tasks and companies to upload tasks (short-term tasks) and developed a wallet system to get rewards for each completed taskKey features - 1. Companies can create tasks and verify the submission2. Students can perform the task and upload their submission3. Student get rewarded if their submission is accepted4. Authentication systems are based on cookies 5. Student can create their profile and generate a resume I used the MERN stack to develop the whole application including the authentication Show less