Led performance, scalability, and production stability for core platform - load testing, capacity planning, autoscaling, and database/cache tuning.

Improved product configuration publish latency by 8x with code and SQL optimization.

Built real-time document sync service on CRDTs, with upstream contributions to open source library.

● Served as Tech Lead of Timelines Infrastructure Team; supported and optimized production

services that generated ~$4B annual revenue

● Served as Project Lead and creator of new service that hosts all machine learning (ML) based

scoring for home timeline ranking algorithm

● Introduced a graceful degradation system that auto scales to handle traffic spikes up to 100k

requests per second, which helped reduce high severity incidents in the service by 100%

● Built the backend for Bookmark Folders for the initial launch of Twitter Blue

Developed backend for Angie’s List to help homeowners and service providers manage jobs.

Worked with several startups on a consulting basis to create and develop new applications.

Launched beta for whathavei, a social shopping list application in the cloud. It allows users to post and share information about all the products they have, want, and like.

Launched Fave music iOS app, a personalized calendar of upcoming new album releases.