Developed experimentation platform enabling large-scale feature rollouts for billions of users. Optimized backend services in Java, Python, SQL, Kafka, reducing experiment latency by 30%. Built real-time data pipelines for analytics, improving throughput and reliability by 40%. Enhanced observability with Datadog dashboards, reducing incident detection time by 35%. Demonstrated Ownership and Customer Obsession by diving deep into system bottlenecks and delivering high-impact improvements that strengthened reliability, reduced latency, and upheld the highest engineering standards