# Jeffrey Warren

> Computer Scientist

Location: San Francisco Bay Area, United States
Profile: https://flows.cv/jeffreywarren

I’m a passionate software engineer and problem solver. I love being challenged and thrive on learning new things. I’m outgoing and enjoy meeting new people. If you want to hear my story, or care to tell me yours, let’s get coffee!

## Work Experience
### Software Engineer @ Meta
Jan 2019 – Present | Menlo Park
Programming Languages and Runtimes.
Core Systems Infrastructure.

### Co-founder, CTO @ Closer Sports / DeepMed (YC W18)
Jan 2017 – Jan 2019 | Mountain View
Built and launched a subscription-based live streaming platform for professional athletes. Launched in UFC with 1,000s of paying subscribers and 100s of concurrent live stream viewers. Achieved 5-second glass-to-glass live video latency served via CDN.

Launched patient engagement platform in complex procedural populations. Allowed for voice, text, or app based communication. Monitored patient state though cellular connected devices (e.g. weight scale). Deployed with 2 hospital systems in California, live with 100s of patients.

Used distributed Tensorflow to train word embeddings on medical literature (PubMed/Wikipedia). Surfaced APIs for clinical intelligence – conditions, symptoms, medications, text analysis, risk stratification, and clinical diagnoses.

Technologies: RTMP, HLS, Python/Flask, Socket.io, Kubernetes, Postgres, React Native, Tensorflow, Dataflow, GCP

### Principal Engineer @ Wellframe
Jan 2016 – Jan 2017 | Greater Boston Area
Responsible for developing dynamic care programs, clinical alerting, medication search, and insurance claims/eligibility integrations. Led cloud migration from AWS to GCP.

Technologies: Scala, Akka, Spark, gRPC, Kafka, Mesos, Cassandra, MySQL, Docker, Ruby/Rails, Chef, AWS/GCP

### Software Engineer @ Wellframe
Jan 2015 – Jan 2016 | Greater Boston Area

### Software Engineering Intern @ Pinterest
Jan 2014 – Jan 2014
Researched for the monetization team on how to improve and distribute real-time joining of continuous streams. Built suggested-places for millions of pins based on analysis of text, images, and related-pins – achieved 99% accuracy.

Technologies: Go, Kafka, Python, HBase, Hadoop

### Software Engineering Intern @ Pinterest
Jan 2013 – Jan 2013
Designed and prototyped price-drop notifications during a Pinterest hackathon. Scaled price-drop notifications to millions of QPS by writing general notification framework on top of HBase. Managed the launch of price-drop notifications.

Technologies: Python, HBase

http://blog.pinterest.com/post/57057851300/pin-a-little-save-a-little

### Software Engineering Intern @ Pinterest
Jan 2013 – Jan 2013
Built a scheduled, asynchronous-job execution system. Built a horizontally scalable, distributed datastore on top of Redis. Implemented scheduled-workers to process jobs. Prototyped scheduled pinning for businesses and brands to automate pinning.

Technologies: Python, Redis

### SDE Intern - Kindle Cross Platform Team @ Amazon
Jan 2012 – Jan 2012
Optimized image caching and network calls for Kindle Fire prior to launch. Built an inspector tool to view the state of the device (visual and cached) without altering it – used to debug Amazon first-party applications. Run through adb with custom python wrapper.

### SDE Intern - Kindle Offline Retail @ Amazon
Jan 2011 – Jan 2011 | Seattle, WA
Designed a demand planning web application for account managers of Kindle products to replace single, monolithic Excel spreadsheet. Implemented multi-user viewing and editing functionality with real-time updates and history tracking.

### Software Performance Engineering Intern @ Kronos Incorporated
Jan 2010 – Jan 2010
Scripted tests to perform load testing and performance analysis for two Workforce Central suites. Analyzed data and wrote reports.


## Education
### Bachelor of Science (S.B.) in Computer Science and Engineering
Massachusetts Institute of Technology
Jan 2011 – Jan 2014

### B.S. in Computer and Systems Engineering, Computer Science
Rensselaer Polytechnic Institute
Jan 2009 – Jan 2011


## Contact & Social
- LinkedIn: https://linkedin.com/in/jeffrey-warren-11619b22
- Website: http://jtwarren.github.io/
- Website: https://medium.com/@jtwarren

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Source: https://flows.cv/jeffreywarren
JSON Resume: https://flows.cv/jeffreywarren/resume.json
Last updated: 2026-03-22