Juan Palomar
Freelance at Freelance Software Engineer
Castelló de la Plana, Valencian Community, Spain
Summary
🤩
Rockstar🎓
Top SchoolJuan Palomar is a seasoned freelance software engineer with 22 years of experience, specializing in Python-powered web backends (Django, FastAPI), front-end work (React, Svelte, HTMX), and Linux-based systems automation. He spent nine years as a CTO leading a compact engineering team and now focuses on remote part-time engagements that blend architecture, hands-on coding, and ops. An active open-source contributor, Juan has improved core behaviors in libgit2/pygit2 and libgit2 and expanded Arduino support in the RIOT-OS, demonstrating skill across backend robustness and embedded IoT. Comfortable with PostgreSQL, Ansible, C, and Arduino/RIOT-OS development, he brings a rare combination of full-stack web, systems administration, and embedded systems experience. Based in Castelló de la Plana, Spain, he holds a Master in Computer Engineering from Universitat Jaume I and often surfaces low-level fixes that prevent hard-to-detect runtime bugs.
21 years of coding experience
Master, Computer Engineering, Master, Computer Engineering at Universitat Jaume I
English, Spanish, French, Portuguese, Catalan
Stackoverflow
46reputation
6kreached
1answer
0questions
Github Skills (25)
git10
debug10
lib10
back-end-development10
python10
c1110
microcontroller10
c1710
iot10
automation10
rtos10
automation-testing10
sys10
embedded10
automations10
Programming languages (9)
Github contributions (5)
libgit2/pygit2
Feb 2011 - Dec 2022
Python bindings for libgit2
Role in this project:
Back-end Developer & Automation Engineer
Back-end Developer & Automation EngineerContributions:44 reviews, 972 commits, 334 PRs in 12 years
Contributions summary:Juan primarily focused on enhancing the project's core functionality and ensuring the project's quality. They contributed code to modify the behavior of repository objects and implemented a mechanism for automatically removing conflicts when merging. They also improved the build process.
pythonpython-bindingslibgit2python3swig
RIOT-OS/RIOT
Oct 2020 - Jan 2023
RIOT - The friendly OS for IoT
Role in this project:Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:20 reviews, 24 commits, 17 PRs in 2 years 3 months
Contributions summary:Juan primarily contributed to the RIOT operating system, focusing on adding Arduino features to various embedded boards. They implemented Arduino pin mappings, board configurations, and related functionalities. The user's work aimed at improving the compatibility of the RIOT-OS with the Arduino ecosystem, enabling easier development for IoT devices. Contributions included both new board support and fixes related to the Arduino API.
riot-osinternetofthingsrtosriotmicrocontrollers
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