Worked in the ads pillar, the largest driver of Facebook’s profit.• Owned new device registry system, the user mapping of more than 10 billion devices around the world that have ever interacted with a Facebook product, necessary to comply with requirements from hardware companies including Apple, Google, and Microsoft.• Owned Facebook’s in app browser, the third most popular browser in the world with over 500 million daily active users, and biggest driver of Facebook’s $100 billion yearly ad revenue.• Backend services were built in Hack, frontend in React, and infrastructure on Facebook’s serverless architecture.

Worked on both a small startup team and AWS WorkSpaces.• Owned the central APIs and microservices, along with the AWS infrastructure, necessary to provide WorkSpaces for both internal and external customers.• Built new features for our product-oriented team, to help us scale beyond $1 billion revenue.• Backend services were built in Java, frontend in React, and infrastructure on AWS.

Full stack work with Spring, Node, and React on AWS.