Freelance Project Opportunity – Senior Software Engineer (Madrid, Hybrid)
We are looking for a Senior Software Engineer to join a 6‑month freelance project in Madrid.
This is a hybrid role with regular on‑site work required.
Key Skills & Experience:
* Strong background in C/C++ development for embedded systems
* Proficiency in Linux
* Experience in software design & architecture for real‑time sensor applications
* Knowledge of CI/CD processes and version control
* Familiarity with SoC platforms
* Ability to analyze and refactor legacy C++ code
* Experience with API design & development (REST, ONVIF, CGI)
* Strong knowledge of internal protocols: MQTT, serial communication, sockets
Location: Madrid (Hybrid, regular on‑site presence)
Duration: 6 months freelance contract