Aditya Gaur

Google Cloud Platform Migration • Migrated data platform components to GCP while ensuring zero user downtime and complete data integrity with a rollback plan for all components • Created Kubernetes manifests, Helm charts, and Jenkins based CI/CD pipelines for data platform services • Implemented custom Cloud Pub/Sub and GCP Cloud Storage connectors for OpenResty framework New Data Platform: VWO Session recordings • Rearchitectured functionality from stateful implementation to a BigTable and Kafka Streams based solution • Achieved idempotent write operations spanning multiple Databases to prevent recording file corruption • Implemented Kubernetes health checks and autoscaling using Prometheus + JMX metrics New Data Platform: Analytics engine • A ClickHouse and BigQuery based analytics platform used for Personalisation, A/B testing, and user segmentation • Developed a Cloud DataFlow and Pubsub based ingestion framework from scratch for reliable and scalable data ingestion, handling failure and data duplication issues using custom connectors • Full ownership of tuning ClickHouse cluster, implementing solutions, and fixing issues to achieve sub-second response • Custom DSL design, query generation, and Spring Boot REST API to power Adhoc analytics use cases