Om Tiwari

Senior Manager @Expedia Group

Built cross-domain Data Product that enrich event data from the Commerce Domain with Marketing related insights such as attribution and spend. Ensure operational excellence by designing and developing based on principles of supportability, scalability, self-healing, extendible and transparency. Involve stakeholders in productive business meetings and reshape roadmap for Data engineering group. Design generic attribution platform that enables analysts, data scientists and data platforms to build, test and deploy attribution models. Provide near- real-time and easily accessible data via a stream, API and Data Lake. • Led North star architecture to build pluggable ‘Bring your own model’ data pipeline using principals of microservices based architecture and Rules Engine. • Provide near- realtime and easily accessible data via a stream, API and Data Lake using Kafka, GRPC and Cassandra. DQ checks and alerts using Datadog. • Implemented a centralized \"source of truth\" system for click-based marketing channel commercial performance. Optimized an annual ad spend exceeding $1B across multiple EG Retail brands. • Enabled unified optimization of all EG Brands by establishing consistent definitions and key performance indicators (KPIs) across the organization