Led a 4-engineer platform backend team plus intern across platform reliability, data, and compliance. Rebuilt hiring process with bug bash, live coding, and technical curiosity rounds; adopted org-wide. Coached 2 engineers to exceptional performance. Shipped org-wide AI code review bot with 90%+ developer satisfaction. Migrated Kafka to Warpstream, cutting costs by 50%. Delivered CERSAI CKYC integration and AML service for UPI; handled RBI compliance audits. Integrated Karta AI onboarding, reducing time from 45 to 5 minutes.

Built unified billing platform supporting prepaid, postpaid, percentage, and volumetric models; cut billing close from 15 days to under 1 day. Implemented centralized logging (Vector, ClickHouse, Warpstream, S3) reducing spend from $35k to $5k/month. Shipped real-time S3 to ClickHouse ingestion for self-serve analytics. Improved ClickHouse performance 10x with global caching. Added Karpenter autoscaling for near-zero maintenance K8s.

Built Kubernetes platform with GitOps (FluxCD), federated deployments, and multi-cluster management. Authored Jinbe Helm chart standardizing secure deployments with ALB provisioning, external secrets, and Cognito auth. Built real-time CDC pipeline using Debezium to Kafka/Warpstream to ClickHouse. Designed central auth service with Keycloak; rolled out Temporal for durable workflows.

Guided the tech team and built hiring processes for new technical hires (concurrent with Artefact role).

Built recommendation systems, booking chatbot, and ML services for a travel platform. Developed route optimization using vehicle routing algorithms. Owned entire backend and led hiring across frontend, backend, and mobile teams. Managed enterprise clients including Decathlon. Built 4M-record hotel data pipeline. Set up Kubernetes CI/CD, monitoring, APM at organizational level.