Arnau - Backend Developer at lead-ratings

Arnau

Backend Developer at lead-ratings

Barcelona, Catalonia, Spain

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Summary

🤩

Rockstar

Arnau is a Barcelona-based backend developer with nine years of experience focused on data engineering and server-side systems. He contributes actively to notable open-source Django ecosystem projects, improving reliability and compatibility—work that has included upgrading celery/django-celery-results for Celery 5 and Django 3.1 and enhancing django-mysql’s JSONField handling. He specializes in database interactions, serialization, migrations, and JSON-centric features, bringing a pragmatic attention to backward compatibility and edge cases like NaN handling. Quietly detail-oriented, he strengthens libraries that many Django applications rely on, translating maintenance work into smoother production experiences.

9 years of coding experience

Github Skills (14)

celery10

jsonfield10

python10

mysql10

mariadb10

django10

testing10

databases9

database9

serialization9

data-serialization9

sql8

postgresql8

git5

Programming languages (2)

JavaScriptPython

Github contributions (5)

celery/django-celery-results

Nov 2018 - Nov 2020

Celery result back end with django

Role in this project:

Backend Developer

Contributions:16 commits, 8 PRs, 50 comments in 2 years

Contributions summary:Arnau primarily contributed to bug fixes and improvements related to the Django Celery results backend. Their work included correcting migrations, addressing issues in database interactions, and enhancing the codebase to support Celery 5 and Django 3.1. They also focused on ensuring proper data serialization and backward compatibility within the backend, demonstrating a focus on maintaining the stability and functionality of the library.

pythonredisdjangocelerypython3

adamchainz/django-mysql

Mar 2017 - Jun 2020

:dolphin: :horse: Extensions to Django for use with MySQL/MariaDB

Role in this project:

Back-end Developer

Contributions:8 commits, 11 PRs, 28 comments in 3 years 2 months

Contributions summary:Arnau primarily contributed to the `django-mysql` repository by implementing and fixing features related to the JSONField. Their work includes addressing issues with NaN values, improving form field handling, and adding new database functions like JSONArrayAppend. They also fixed string serialization and implemented the JSONIn lookup, demonstrating a strong focus on improving the functionality and usability of the JSONField within the Django framework.

pythonhorsemysqldjangomariadb-mysql

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