Freelance Project Opportunity – Senior Software Engineer (Madrid, Hybrid)
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We are looking for a Senior Software Engineer to join a 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 So C platforms
Ability to analyze and refactor legacy C++ code
Experience xpzdshu with API design & development (REST, ONVIF, CGI)
Strong knowledge of internal protocols: MQTT, serial communication, sockets
Location: Madrid (Hybrid, regular on‐site presence)