Matias Soini contributed targeted maintenance and reliability improvements to the tiiuae/px4-firmware repository, focusing on configuration management and firmware development using shell and configuration languages. Over two months, he streamlined indoor operation by removing unused LED definitions and obsolete telemetry parameters, reducing configuration complexity and the risk of misconfiguration. He also addressed altitude estimation reliability by disabling GPS height data fusion in airframe configuration files, mitigating errors in EKF2 altitude estimates and enhancing flight safety. Matias demonstrated disciplined version control practices and a methodical approach, delivering depth in configuration cleanup and parameter tuning to improve maintainability and operational robustness.