Gopichand Senagavarapu

Senior Software Engineer at TCS (Client: American Express), architecting a cloud-native payment authorisation network for high-concurrency financial transactions. Engineered Java/Spring Boot microservices, reducing p99 latency to sub-10ms and boosting throughput by 92% via Drools optimisation. Maintained 99.99% system availability under peak loads. Additionally built an enterprise RAG-powered semantic search platform using Google Gemini and Spring AI, cutting data discovery time by 50% for engineering team.

Senior Software Engineer driving a global e-commerce platform across 63 countries. Architected cloud-native microservices on Azure AKS using Java/Spring Boot 3 and responsive UIs with React/TypeScript. Engineered an Elasticsearch-powered product search delivering sub-15ms fuzzy responses across millions of SKUs. Led the migration to Azure AD (JWT) for distributed authentication and optimised API response times by 40% through JVM and SQL tuning, enhancing system scalability.

Software Engineer modernising the global FedEx-Dispatch Pickup platform from legacy Mainframe to a distributed ecosystem. Managed this complex migration using Spring Boot microservices and Angular 1.8. Architected a centralised User Authorisation Core Service with OAuth2 and Okta for the entire logistics network. Developed scalable microservices, optimising asynchronous messaging boundaries to decouple systems, improve processing throughput, and ensure high-performance frontend rendering

Programmer Analyst engineering the MetLife Winweb application, an enterprise solution for policy document management. Built scalable backend data processing pipelines and RESTful APIs to increase throughput for massive unstructured data streams. Engineered a Spring Batch document categorisation engine to automatically classify financial records, eliminating manual processing. Optimised database access patterns and implemented core business rules for multi-threaded applications.