# Kevin Liu

> Software Engineer at Facebook

Location: New York, New York, United States
Profile: https://flows.cv/kevinliu2

## Work Experience
### Software Engineer @ Meta
Jan 2019 – Present | Greater New York City Area
Facebook Reels: feed delivery infrastructure
- Optimizing for Reels feed delivery latency and reliability

Facebook Live Video: product infrastructure
- Responsible for foundational livestreaming functionality: data model; entity state/lifecycle management; privacy & permissioning; building internal APIs for product teams to build on top of; interfacing with lower-level livestreaming infra; maintaining data integrity & repairing data corruption; APIs for 3rd-party livestreaming apps
-  Improve system design and architecture  to increase reliability and efficiency of our product. Enable other engineers to move fast safely by designing code that funnels them towards safer patterns and practices, and providing convenient, accurate-to-production test utils.
- Technical leadership of my direct team by formulating project plans to address problems we encounter, and making design decisions & tradeoffs in our projects.
- Provide technical guidance and expertise to other teams across the videos org & across the company on topics such as framework improvements; pre-empting impending disasters; tech talks; Q&A + system design feedback to engineers on their projects
- Optimized for latency vs capacity concerns for sending high-volume notifications in real-time, in the presence of thundering-herd behavior by broadcasters.
- Operational management and continuous improvement of live video service & reliability for our users through oncall rotations

Facebook Live: product
- Managed the health of live video notification ecosystem, one of the most important distribution channels for live video content in Facebook. Managed competing priorities of stakeholders who want to send more notifications to produce more watch time against priorities of stakeholders who seek to preserve health of user experience as measured by clickthrough rate and notification usefulness survey.

### Backend Engineer @ Compass /
Jan 2018 – Jan 2019 | Greater New York City Area
- Development of multiple core services (written in Java/Mongo, Go/Postgres) in a microservices architecture
- Worked on: service resiliency initiatives; breaking synchronous processing out to asynchronous to speed up request latency; decoupling services from each other; eventual consistency among services that have separate data stores; application monitoring / logging / distributed tracing
- Wrote and improved scripts and libraries used by devs across the company.

Keywords: Java, Go, Python, Thrift, gRPC, AWS, MongoDB, PostgreSQL, Serverless, Lambda, Git, Gerrit, PubSub, Monitoring and logging, Datadog APM integrations, Sentry, Asynchronous processors, DevOps, Security

### Full Stack Engineer @ Swipecast
Jan 2016 – Jan 2018 | New York
As engineering hire #2, I built various components of the Swipecast app's backend: server endpoints, codifying of business logic, login & security, payments, database management, server scalability, admin dashboards, automation, and high-level system design decisions.

Keywords: Ruby on Rails, Heroku, SQL, React.js, React Native, Redux.js, ES6, GitHub, Google App Engine, PHP
API integrations: Stripe, Pusher, Instagram, Facebook, Postmark, and more.

### Investment Analyst @ DC Energy
Jan 2014 – Jan 2015 | Vienna, VA
Proprietary trading in electricity derivative markets (futures, financial transmission rights)

### Summer Analyst @ Element Capital Management
Jan 2013 – Jan 2013 | New York
Macro hedge fund trading rates, FX, and equities

### Research Assistant @ U.S. Department of the Treasury
Jan 2012 – Jan 2012 | Washington D.C.
Office of Financial Research, Research and Analysis group

### Computational Biology Intern @ University of Washington
Jan 2008 – Jan 2009 | Seattle
Mullins Molecular Retrovirology Lab


## Education
### Bachelor's Degree in Economics with Distinction in the Major
Yale University
Jan 2010 – Jan 2014

### Master’s Degree in Computer Science
Columbia University
Jan 2015 – Jan 2018

### High School
Newport High School
Jan 2006 – Jan 2010


## Contact & Social
- LinkedIn: https://linkedin.com/in/kevin91liu

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Source: https://flows.cv/kevinliu2
JSON Resume: https://flows.cv/kevinliu2/resume.json
Last updated: 2026-03-23