TLDR Tech / Data
Data Mesh at Grab Part II: The Foundational Tools behind Certification
Grab operationalizes data mesh certification with an event-driven metadata graph built on DataHub, Kafka-backed metadata events, DataHub Actions for continuous certification, Temporal for validation workflows, and Airflow/Lighthouse pipeline-completion events to trigger quality checks. The key idea: trust is computed from live ownership, lineage, contracts, SLAs, and test health, not manually assigned, and contract rules link to concrete health endpoints.
Read the full story