Nov 2021 – Present · 4 yrs 4 mos

• Leading the Ads trust & safety stack. Leading Editorial policy compliance and
• Content moderation Systems with human in the loop.
• The system receives about 3 billion creates or edits a day. It is write and evaluation heavy with less read. The solution uses staged approach of evaluation to meet SLA and processes heavy evaluations separately and response is synced. The systems are using Queues, SQL, Document store. Map reduce clusters. And geo replicated DCs for redundancy.

Mar 2020 – Oct 2021 · 1 yr 7 mos

• Working on the Azure Synapse control plane. Synapse is full big data provisioning system. The control plane is orchestration layer to provision resources within Azure,

Apr 2016 – Feb 2020 · 3 yrs 10 mos

• I was the Senior IC on the telemetry platform for Microsoft Advertising platform. We owned the measurement and metrics division of Ads. The stack processed Peta-bytes of logs and crunch information. These information were made quarriable by putting the them to Columnar storage in cubes and SQL storage and document stores as timeseries store. This was used for Monitoring, Alerting and Reporting purpose for All of Advertising stack. It supported millions pf SQL aggregation queries on the columnar storage every day.