Freelance Project Opportunity – Senior Software Engineer (Madrid, Hybrid)

We are looking for a Senior Software Engineer to join a freelance project in Madrid.

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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 xhfqzwm C++ code
• Experience with API design & development (REST, ONVIF, CGI)
• Strong knowledge of internal protocols : MQTT, serial communication, sockets

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