Issued to
Haibo Yang
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Credential Verification
Issue date: February 10, 2026
ID: 106fa05a-b9a9-4279-acb3-a4d44671897b
Issued by
MariaDB Foundation
MariaDB Server is one of the most popular database servers in the world. It’s made by the original developers of MySQL and guaranteed to stay open source. Notable users include Wikipedia, WordPress.com and Google.
Type
Achievement
Level
Introductory
Format
Online
Price
Free
Description
The holder of this badge has been designated as a top contributor to the MariaDB project for a certain period.
Skills
MariaDB
Open Source Development
Earning Criteria
Participation
Must contribute to the MariaDB project
Other
Must be appointed a top contributor by the project