Apr 2025 – Oct 2025 · 6 mos · Kolkata · Remote

• Designed and implemented scalable gRPC APIs, reducing inter-service call latency by 50%, supporting a 30% increase in
• concurrent request throughput and introducing support for bi-directional streaming between backend services.
• Migrated 15+ REST endpoints to GraphQL, reducing over-fetching by up to 60%, which improved page load times by 25%.
• Earned Oracle Cloud Infrastructure Professional certification.
• Integrated Generative AI into backend services using a vector database, enabling semantic search and text based workflows.
• Resolved 10+ critical production incidents, reducing mean time to resolution by 35%, improving system availability to 99.98%.

Jan 2024 – Mar 2025 · 1 yr 2 mos

• Led end-to-end development of critical product features such as Relay Planning, Rating Without Orders, and Adhoc Waypoints -
• including requirement analysis, estimation, HLD/LLD, implementation, testing, delivery, and documentation - resulting in
• on-time delivery across 3+ major product releases.
• Designed and implemented scalable, event-driven microservices using GCP services including GKE, Cloud functions and Cloud
• SQL, leveraging Kafka for decoupled communication. Improved system reliability and scalability, reducing latency by 35% and
• cutting operational overhead by 40%.
• Implemented REST APIs, queue listeners, change handlers, validators and algorithms to support core logistics workflows.
• Authored comprehensive unit and integration tests using frameworks such as JUnit/TestNG and Mockito, increasing code
• coverage by >85% and reducing post-deployment defects by 30%.
• Performed PE analysis and optimization of existing features, resulting in 15–25% improvements in response time and a
• reduction in memory footprint in key workflows.
• Designed and implemented reusable back-end frameworks including centralized error handler, change detection engine, and
• business rules framework - adopted in 10+ services, reducing the development effort for similar use cases by 50%.

Jan 2021 – Jan 2024 · 3 yrs

Mar 2019 – Dec 2020 · 1 yr 9 mos

Jan 2017 – Jan 2019 · 2 yrs · Bengaluru · On-site

• Developed dynamic runtime reporting tools for database insights and application health monitoring, improving operational
• visibility and reducing manual diagnostic efforts by 50%.
• Led the migration of the build system from Ant to Maven, streamlining dependency management and build automation,
• resulting in 30% faster CI/CD pipelines.