Justin Lee
Senior Software Engineer at JSR 356 Websocket
New York, New York, United States
Summary
🤩
Rockstar🎓
Top SchoolJustin Lee is a Senior Software Engineer with 16+ years building systems from database drivers to event services, currently at Datadog and a long-time maintainer of the Morphia MongoDB mapping library. He blends deep JVM expertise—contributing to Quarkus and MongoDB drivers—with practical experience in server protocols, serverless (OpenWhisk), and connector tooling. A Java Champion and Kotlin enthusiast, he’s spoken at conferences worldwide and serves on the JSR 356 WebSocket expert group, reflecting both standards-level and community leadership. Known for tackling unfamiliar domains and languages, he prioritizes shipping reliable solutions and mentoring others, with a quiet focus on inclusion and getting work done over taking credit.
16 years of coding experience
26 years of employment as a software developer
OSSMM.C.I.S. Computer Information Systems, M.C.I.S. Computer Information Systems at University of DenverB.S. Computer Science, B.S. Computer Science at University of Oklahoma
Stackoverflow
6,132reputation
351kreached
345answers
0questions
mongodb
top-1%
java
top-5%
Github Skills (24)
kotlin10
query-optimization10
java10
mongodb-database10
aggregation-framework10
javas10
framework-design10
quarkus10
reactive-programming10
mongodb10
apidoc9
data-modeling9
api9
generics8
cloud-native8
Programming languages (14)
Github contributions (5)
MorphiaOrg/morphia
Jul 2013 - Jan 2023
MongoDB object-document mapper in Java based on https://github.com/mongodb/mongo-java-driver
Role in this project:
Back-end Developer
Back-end DeveloperContributions:94 releases, 25 reviews, 2766 commits in 9 years 7 months
Contributions summary:Justin made several commits related to the Morphia framework, specifically focusing on implementing features for the query language, debugging and fixing bugs related to expression evaluation. Their work involved enhancements to the core functionality of the framework, as well as documentation updates. The user also refactored code, introducing improvements like adding a set of operators to the aggregation module.
javamongo-java-drivermongodbkotlinodm
quarkusio/quarkus
Apr 2019 - Oct 2022
Quarkus: Supersonic Subatomic Java.
Role in this project:Back-end Developer
Back-end DeveloperContributions:201 reviews, 69 commits, 97 PRs in 3 years 6 months
Contributions summary:Justin focused on fixing generics signature issues within the Quarkus framework, specifically within the Panache MongoDB and Kotlin extensions. Their work involved modifying code related to reactive query operations and entity base classes. Additionally, the user addressed code differences and enhancements related to the integration tests and the Panache query implementation, ensuring the proper functioning of the framework.
javaquarkuskubernetescloud-nativereactive
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