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theo.hollender

PROFILE

Theo.hollender

Worked on the EPFLRocketTeam/2024_C_AV_RPI repository, delivering core data logging, sensor integration, and automated test sequencing for embedded flight systems. Developed a C++ data logging subsystem with CSV export and post-flight processing, and integrated I2C-based sensor drivers to support real-time data capture. Enhanced the build and test infrastructure using CMake and Python, improving cross-platform compatibility and reliability. Implemented automated test pipelines, including a text-driven sequence runner for hardware validation, and introduced robust error handling and logging improvements. Addressed stability through targeted bug fixes and expanded test coverage, resulting in a maintainable, extensible system for flight data management and validation.

Overall Statistics

Feature vs Bugs

71%Features

Repository Contributions

65Total
Bugs
9
Commits
65
Features
22
Lines of code
3,394
Activity Months4

Work History

August 2025

1 Commits • 1 Features

Aug 1, 2025

Monthly summary for August 2025 (2025-08) focused on the DPR Test Sequence Automation work in EPFLRocketTeam/2024_C_AV_RPI. Delivered a text-file driven test sequencing capability for the Digital Pressure Regulator (DPR) that orchestrates valve control, state reads, and timed sleeps to enable automated, repeatable testing. This work strengthens test reliability, accelerates validation cycles, and improves coverage of DPR behaviors. The feature is anchored by the commit that adds the ability to write a test sequence for the DPR. Key improvements align with CI readiness and traceability for hardware-in-the-loop validation.

May 2025

45 Commits • 16 Features

May 1, 2025

May 2025 monthly summary for EPFLRocketTeam/2024_C_AV_RPI: Delivered a robust POC modules core with sensor integration and updated headers, enabling streamlined sensor data capture and module extensibility. Implemented FC test integration and main wiring to support end-to-end flight-control validation. Added data handling module, data mapping features, and dump2csv caching to accelerate data pipelines and diagnostics. Addressed stability and performance with comprehensive bug fixes across build (CMake for sensors), redefinitions, and critical drivers (ADXL375, GPS, TMP), plus configuration scheme fixes and logging reliability improvements. Expanded test coverage with buzzer tests and sensors tests, and improved log readability to support faster issue diagnosis. These changes collectively shorten iteration cycles, increase data fidelity, and strengthen system reliability for flight operations.

April 2025

10 Commits • 3 Features

Apr 1, 2025

April 2025 monthly summary for EPFLRocketTeam/2024_C_AV_RPI focusing on data export pipeline improvements, new debugging tools, and logging enhancements with cross-language/build compatibility improvements.

March 2025

9 Commits • 2 Features

Mar 1, 2025

March 2025 performance highlights for EPFLRocketTeam/2024_C_AV_RPI. Focused on delivering a reliable data logging and post-flight data processing pipeline, and integrating a robust DPR sensor driver, while strengthening the build/test infrastructure to improve flight readiness and maintainability.

Activity

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Quality Metrics

Correctness85.0%
Maintainability87.0%
Architecture79.6%
Performance79.2%
AI Usage20.0%

Skills & Technologies

Programming Languages

BashCC++CMakePython

Technical Skills

AST ParsingBinary Data ProcessingBuild SystemBuild System ConfigurationBuild SystemsC++C++ DevelopmentCMakeCachingCode CleanupCode GenerationCode OptimizationCode OrganizationCode RefactoringCommand-line Tools

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

EPFLRocketTeam/2024_C_AV_RPI

Mar 2025 Aug 2025
4 Months active

Languages Used

C++CMakePythonBashC

Technical Skills

AST ParsingBuild SystemBuild SystemsC++C++ DevelopmentCMake