Corey Hulen
Founder at mattermost
Palo Alto, California, United States
Summary
🤩
Rockstar
Top expert inComprehensive Open-Source Technology Ecosystem
Corey Hulen is a founder and seasoned software leader with 14 years of experience building scalable collaboration and AI-driven products from Palo Alto. As CTO & co-founder of Mattermost and founder of Tempo AI (spun out of SRI), he blends deep backend expertise—especially in SQL/PostgreSQL and data storage—with hands-on full-stack work on admin UIs and compliance features. He contributes actively to open source, notably enhancing the core Mattermost platform and its documentation to improve SSO, configuration, and developer workflows. Known for translating research-driven ideas into production-ready systems, he pairs entrepreneurial drive with a pragmatic focus on secure, auditable collaboration tooling.
14 years of coding experience
Github Skills (22)
javascript10
postgresql10
restructuredtext10
web-application10
rs10
mattermost10
go10
front-end-development10
webapp10
sql10
web-development10
react10
documentation10
back-end-development9
user-interface9
Programming languages (12)
Github contributions (5)
mattermost/mattermost
Jun 2015 - Jun 2018
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
Role in this project:
Back-end Developer
Back-end DeveloperContributions:11 releases, 1493 commits, 1760 PRs in 3 years
Contributions summary:Corey primarily contributed to the Mattermost codebase by modifying SQL statements and integrating PostgreSQL support. They were involved in adapting existing SQL statements to work with the PostgreSQL database system, indicating a focus on back-end database-related tasks. Furthermore, the commits involved code differences in areas related to the store, suggesting a deep understanding of data storage and management aspects within the Mattermost platform.
golangsecuredevelopment-lifecyclelifecyclereact-native
mattermost/docs
Nov 2015 - Apr 2019
Mattermost documentation
Role in this project:Technical Writer
Technical WriterContributions:1 review, 68 commits, 21 PRs in 3 years 5 months
Contributions summary:Corey primarily contributed to the Mattermost documentation repository. Their work focused on updating and correcting existing documentation files, particularly related to configuration settings, SSO integration, training, and mobile app compilation. The user also added an initial outline for the product manager process and updated requirements for database software. These changes indicate an emphasis on improving the clarity, accuracy, and completeness of the documentation.
mattermost-documentationmattermost
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.