Jonas Staudenmeir
PHP-Entwickler at Selbstständig
Munich, Bavaria, Germany
Summary
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Rockstar🎓
Top SchoolJonas Staudenmeir is a senior PHP backend developer based in Munich with 11 years of experience building robust database-driven applications using Laravel, Symfony and MySQL. As a longtime Laravel core contributor and author of widely used packages (including advanced Eloquent relationship libraries leveraging CTEs and JSON keys), he brings deep expertise in ORM internals, recursive relations and complex query design. He works independently as a contractor, focusing on clean, well-tested solutions—often improving edge cases like eager loading, polymorphic relations and multi-table DELETE semantics. Known for pragmatic refactors and thorough test coverage, Jonas blends framework-level insight with practical production experience to solve tricky data-modeling problems.
10 years of coding experience
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Technische Universität München
Stackoverflow
25,448reputation
1.6mreached
813answers
3questions
sql
top-5%
testing
top-5%
postgresql
top-5%
php
top-1%
relationship
top-5%
eloquent
top-1%
Github Skills (44)
relationship10
json10
database-relations10
webdriver10
eloquent10
mysql10
laravel-mix10
testing10
databases10
laravel10
phpunit10
eloquent-orm10
php10
sql10
relation10
Programming languages (10)
Github contributions (5)
staudenmeir/laravel-adjacency-list
Apr 2019 - Jan 2023
Recursive Laravel Eloquent relationships with CTEs
Role in this project:
Back-end Developer
Back-end DeveloperContributions:82 releases, 16 reviews, 144 commits in 3 years 9 months
Contributions summary:Jonas primarily focused on developing the core features related to recursive relationships within the Laravel framework. Their initial contribution involved adding a base implementation of the features. They then added support for different Laravel versions, fixing eager loading issues and refactoring code. The user's work demonstrates expertise in Eloquent relationships and the use of common table expressions (CTEs) within a Laravel environment.
laravel-eloquentphprecursivelaravel-packagelaravel
staudenmeir/belongs-to-through
Feb 2019 - Jan 2023
Laravel Eloquent BelongsToThrough relationships
Role in this project:Back-end Developer
Back-end DeveloperContributions:26 releases, 4 reviews, 69 commits in 4 years
Contributions summary:Jonas focused on refactoring and improving the `belongs-to-through` relationship functionality in the Laravel Eloquent library. They made changes to the `BelongsToThrough` trait and the `BelongsToThrough` relation class, enhancing code structure and potentially performance. The user also updated test cases to ensure the correctness of the relationship logic and added support for various features like withTrashed, table aliases, and eager loading.
laravel-eloquentphplaravel-packagelaravelbelongstothrough
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