Expiration date: 2028/07/09
Jelle Streefkerk
Located in Netherlands
Employed at Digital Layers
Umbraco Certified Master is a developer with the highest level of developer certification. A Certified Master has committed to achieving all available Umbraco training courses and thereby has build up a 360 degree understanding of building applications on Umbraco.
Certified Professional
Certified Expert
Certified Master
- Fundamentals
- Security
- Extending the Backoffice
- Umbraco and MVC
- Application Integration
- Searching and Indexing
- Load Balancing
Courses
| Name | Issued | Expires |
|---|---|---|
| Master | July 2026 | 2028-07-09 |
| Expert | July 2026 | 2028-07-09 |
| Professional | July 2026 | 2028-07-09 |
| Cloud Developer | July 2026 |
This is the full history of all official training courses that Jelle Streefkerk has attended.
To ensure that officially Umbraco certified developers know how to build current Umbraco solutions, only training attended in the current and previous “major” Umbraco version counts toward the total certification level.