Mohamed Abul Hissam A Email and Phone Number

1. Led the instrumentation of application using Opentelemtery for observability and monitoring - cost saving initiative to migrate from New Relic.2. Redesigned existing callbacks flow using Kafka and bringing in persistence

1. Analyzed and rewritten SQL queries for better performance.As a result of this latency of the api’s were reduced by about 20%.2. Was part of the team which introduced table partitioning in the application for efficient management of data and improved performance.Rewritten the SQL queries to adapt table partitioning.3. Was part of redesign of operational critical api’s and wrote new optimized endpoints(v2) which helped in providing better user experience and also reduced latency of the api’s by 50%.4. Restructured the project and improved local setup to reduce time spent on development activities by 30%.5. Developed stress test scripts using Jmeter and Python and performed stress testing to identify bottlenecks in the application.

1. Wrote Automated test cases for Backend using pytest and mobile using Appium,which helped in bringing down manual testing efforts and enabled faster release cycles.2. Helped in profiling mobile applications, which gave insights to developers on the performance issues