X (formerly Twitter): 1 yearPart of a team that setup High Performance Computing cluster for Grok/LLM.Use LLM for Search Inference.Twitter: 9 yearsTwitter Machine Learning (cortex): Serving high scale (40 million+ requests/sec), low latency (p999 <5ms) Inference for 100s of machine learning models. [https://youtu.be/5HvFLq9Gnv0?t=615]Twitter object store Architect: Petabytes of data (designed for exabyte scale) , millisecond latency, hundreds of thousands requests per second, highly available (available for writes during single Datacenter failure - twitter photos/videos), durable and geo replicated.Videos on Twitter: Built the largest distributed computing cluster in twitter for video transcoding. Delivered the service in 6 months - from design to release.Twitter on Android: Capture, upload and render photos. Crop photos based on face detection. Analyzed cellular network characteristics world wide and implement multiple features to make Twitter Android app work well in low quality networks.

Represented USA in 2019 IPF World Powerlifting Meet held in Sweden as coach for Women's Sub Junior team.

Zynga Cloud & Engineering ServicesReduce time for developers to get started on a new game, with fully functional back-end from 2 weeks to 15 minutes. Enabled fast game prototyping.Delivered a game deployment system capable of updating software on thousands of servers in minutes, enabling Zynga games to evolve multiple times/day with minimal disruption to end users.Built a distributed shell, capable of executing commands on thousands of machines in the cloud in less than a second; enabling interactive debugging on thousands of machines as well as provide a foundation for Operational tools.Storage CapEx/Opex/Engineering cost optimization for Zynga - Evaluated HDFS/HBase, Cassandra, Redis, MongoDB and Membase

Bing SearchBuilt a new Search Engine for Microsoft. Design a new web crawler and Indexer using datacenters in two continents, using tens of thousands of machines, processing peta-bytes of data every month.Led a geographically distributed development team in Redmond USA and Richmond Canada to deliver first version of Bing.Microsoft Search enginesLed a team of developers to deliver fulltext search for SQL Server 2005 and Exchange 2007 Server. Led parts of a team that delivered the search engine for Windows Vista and Microsoft Office.C# / .NetPart of a team that developed the first version of C# language and .Net runtime. Developer responsible for designing and implementing the type safety verifier for .Net Just In Time compiler. Designed and implemented the Security system for .Net including Code Access Security, Stack Walking and Isolated Storage.

Created a DHCP server which enabled bootstrapping a wide verity of network devices by serving it's boot software and ip address. The server supported both DHCP and older BootP capabilities.