Rob Guo
Software Engineer at Meta
Bellevue, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolRob Guo is a seasoned backend engineer and hands-on leader with 14 years of experience building robust, high-performance systems for companies like MongoDB and Meta. He has deep expertise in database internals and tooling—contributing to the flagship mongodb/mongo project and the official Java driver—where he improved multiversion testing, codec handling, and reliability across releases. At MongoDB he progressed from engineer to Director of Engineering, leading core database productivity and server tooling initiatives that simplified complex workflows. Now at Meta he focuses on making edge GPU integrations seamless, applying the same pragmatism for distilling complexity into dependable production systems. Comfortable both shipping code and managing teams, he pairs practical implementation skills with thoughtful process improvements. Based in Bellevue, WA, he brings a global academic background and a habit of fixing brittle tests and build scripts that others often overlook.
14 years of coding experience
10 years of employment as a software developer
Off-campus studies, Computer Science and Software Engineering, Off-campus studies, Computer Science and Software Engineering at Budapest University of Technology and EconomicsOff-campus studies, French Studies, Off-campus studies, French Studies at The American University of ParisMaster of Engineering, Computer Science, Master of Engineering, Computer Science at Cornell UniversityBA, Computer Science, BA, Computer Science at Carleton College
French, Chinese
Stackoverflow
322reputation
15kreached
2answers
3questions
Github Skills (27)
c-language10
admin10
testing10
databases10
database-administration10
java10
mongodb-database10
javas10
java-libraries10
cprogramming-language10
mongodb10
database10
build-script9
javascript9
shell8
Programming languages (9)
Github contributions (5)
mongodb/mongo
Dec 2014 - Oct 2022
The MongoDB Database
Role in this project:
Backend Developer
Backend DeveloperContributions:1 review, 455 commits, 3 PRs in 7 years 11 months
Contributions summary:Rob primarily focused on updating and maintaining multiversion tests related to MongoDB. Their contributions included modifying shell scripts and JavaScript files, specifically adjusting versions and configurations for various MongoDB releases (4.3, 4.4, and 4.7). Additionally, they worked on blacklisting and temporarily disabling tests and incorporating fixes related to server behavior, logging and error messages. They made changes across multiple files, including those for multi-version testing and build scripts.
mongodb-databasec-plus-plusdatabasemongodbnosql
mongodb/mongo-java-driver
Aug 2014 - Sep 2014
The official MongoDB drivers for Java, Kotlin, and Scala
Role in this project:Back-end Developer
Back-end DeveloperContributions:12 commits in 1 month
Contributions summary:Rob contributed to the MongoDB Java driver by adding and modifying code related to `codecRegistry`, which is fundamental for encoding and decoding data in the database. The user added and modified code related to database and collection options, and added a test class. Further contributions include refactoring for the Java driver, bug fixes and also documenting code.
javakotlinmongodb-driverscalajava-library
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