Gregor Müllegger
Freelance Python Software Engineer at GREMU WORKS
Munich, Bavaria, Germany
Summary
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Rockstar🎓
Top SchoolGregor Müllegger is a freelance Python software engineer and data engineer with 17 years of experience building and operating web- and data-driven systems, currently delivering custom solutions from Munich. He has led data-warehouse initiatives and co-created data teams in medical device research, while also architecting microservice-based chatbots and CI/CD-driven platforms in fast-moving product teams. A pragmatic full-stack backend specialist, he’s contributed notable open-source improvements to Django projects (including django-floppyforms, django-admin2 and django-sortedm2m) that reflect deep familiarity with forms, admin APIs and model relations. Gregor combines hands-on implementation with product-facing collaboration—serving as a main contact for product management and integrations such as Salesforce and Mailchimp. Outside work he’s an avid mountaineer, backcountry snowboarder and cyclist, traits that mirror his preference for challenging, long-term problem solving.
17 years of coding experience
16 years of employment as a software developer
Diplom-Ingenieur, Informatik, Diplom-Ingenieur, Informatik at Universität Augsburg
German, English
Stackoverflow
5,063reputation
258kreached
30answers
6questions
django
top-1%
django-models
top-5%
django-forms
top-5%
smtp
top-1%
websocket
top-5%
python
top-5%
Github Skills (36)
middleware10
back-end-development10
python10
django10
testing10
rendering10
django-rest10
templater10
template-engine10
smtp10
render10
e-mail10
orm10
django-rest-framework10
rest-api10
Programming languages (13)
Github contributions (5)
jazzband/django-floppyforms
Jun 2012 - Aug 2017
Full control of form rendering in the templates.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:194 commits, 18 PRs, 64 pushes in 5 years 2 months
Contributions summary:Gregor made several contributions to the `django-floppyforms` repository, mainly focusing on improving the functionality and documentation of form rendering within Django templates. This included recognizing formsets as iterables, enhancing documentation for form layouts and template tags, and fixing bugs related to form rendering and widget display. The user also added support for new features such as label suffixes and improved the tests.
renderingreact
jazzband/django-sortedm2m
Apr 2010 - Sep 2017
A transparent sorted ManyToMany field for django.
Role in this project:Back-end Developer
Back-end DeveloperContributions:285 commits, 30 PRs, 99 pushes in 7 years 6 months
Contributions summary:Gregor primarily worked on the backend implementation of the `django-sortedm2m` library, which provides a sorted many-to-many field for Django. They contributed to the core functionality by implementing classes for the field and its associated manager, incorporating features such as adding, removing, and setting items while preserving their order. The user also made the library compatible with Django versions 1.2, 1.5, and 1.7 and added tests to verify the implementation and integration with Django forms.
pythontransparentdjango-frameworkdjangomanytomany
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