Gilbert Kwan
Advisory Software Developer at IBM
Toronto, Ontario, Canada
Summary
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RockstarGilbert Kwan is an advisory software developer with eight years of professional experience, based in Toronto and currently working at IBM. He brings practical back-end expertise, notably contributing to the popular Open Liberty application server by resolving tricky logging issues and improving file logging and test stability. Gilbert blends long-term enterprise exposure with hands-on problem solving that reduces test flakiness and improves runtime reliability. He is comfortable navigating complex codebases and delivering focused fixes that have outsized impact on developer experience and production behavior.
8 years of coding experience
Github Skills (6)
appserver10
unit-testing10
javas10
logging10
application-server10
java10
Programming languages (11)
Github contributions (5)
OpenLiberty/open-liberty
Sep 2017 - Sep 2018
Open Liberty is a highly composable, fast to start, dynamic application server runtime environment
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 review, 44 commits, 21 PRs in 11 months
Contributions summary:Gilbert primarily focused on resolving logging issues within the Open Liberty application server. Their contributions involved modifying the logging framework to use `System.err` instead of `Tr.error` in specific unit tests, which prevented the tests from hanging. They also made changes to the file logging mechanism, including modifying the `FileLogHolder` and `FileLogSet` classes, and updating the handling of log file creation and rotation. Further improvements included adding conditions to prevent printing error messages in unit tests.
open-libertyruntimelibertycomposableruntime-environment
OpenLiberty/guide-microprofile-graphql
Aug 2020 - Mar 2025
A guide on how to use MicroProfile GraphQL to query and update data from multiple services, and how to test GraphQL queries and mutations using an interactive GraphQL tool (GraphiQL).
Contributions:18 releases, 77 reviews, 166 PRs in 4 years 7 months
querymicroprofile-graphqlupdate-datagraphql-queriesmicroprofile
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