Consultant · Freelancing
E-commerce App: A grocery mobile app. - Reduced CDN cost from 300 KPM to 25 KPM by replacing the CDN provider for the entire app and web, involving deciding, planning and executing the entire migration strategy. - Identified deadlock while updating inventory, fixed it by batching updates to db. - Identified bloated api calls and optimized by splitting the same into multiple with designated use cases, reducing resource consumption by 40% across user and fulfillment service. - Handled on-call and…