Subrata Kumar Biswas

Software Engineer

PhonePe Wealth Broking Ltd.•  August 2022 - November 2024

Joined the founding engineers team of the Stockbroking unit - Share.Market as Software Engineer - Backend. Developed micro-services using Dropwizard (Java) framework from scratch. Introduced in-memory and distributed caching layers to accept 600 percent larger traffic. Applied Singleton, Visitors, Command, Factory-method design patterns across the low-level design in the code-base to ensure extensibility and robustness. Took accountability of the entire Software Development Life-Cycle of multiple micro-services across different sub-pods. Achieved 60-80 percent test-coverage (by line) in each of the service owned by me through Integration tests and Unit-test cases to ensure stability and reduced post-deployment failure rates by 66 percent.

AWS Platform Engineer Intern

WealthDesk Private Ltd.•  May 2022 - July 2022

Contributed as a Backend Developer Intern in the Platform team. Developed end-to-end serverless micro-services using Python and various AWS services such as Lambda, API Gateway, S3 Bucket and Cloudwatch. Introduced preloading Redis cache on top of the NoSQL Database (DynamoDB) to minimise the data-read and API latency.