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Piet Gömpel

PROFILE

Piet Gömpel

Worked on the EVerest/everest-core and EVerest/libocpp repositories to enhance EV charging protocol reliability, security, and maintainability. Delivered features such as protocol-agnostic HLC session failure reporting and ISO15118-compliant power limit scheduling, while also refactoring core modules for improved testability using a JSON-based unit test framework. Addressed security by hardening certificate validation and error handling, introducing stricter exception taxonomies and compile-time safety in C++. Improved code organization and documentation to streamline onboarding and integration. Leveraged C++, CMake, and JSON to implement robust protocol handling, error management, and automated testing, resulting in more resilient and maintainable embedded systems software.

Overall Statistics

Feature vs Bugs

57%Features

Repository Contributions

10Total
Bugs
3
Commits
10
Features
4
Lines of code
13,907
Activity Months4

Work History

March 2026

3 Commits • 1 Features

Mar 1, 2026

March 2026 focused on strengthening EV charging protocol reliability, ISO15118 compliance, and robust transaction handling in the everest-core stack. Key work included protocol-agnostic HLC session failure reporting, ISO15118 power limit scheduling enhancements, and a fix to prevent delayed authorization from bypassing external cancellations. The changes improved fault visibility, ensured more accurate power allocation, and reduced risk of stranded transactions across charging sessions.

March 2025

1 Commits

Mar 1, 2025

Monthly work summary for 2025-03 focused on improving robustness and stability of security-critical components in the Everest core.

February 2025

5 Commits • 2 Features

Feb 1, 2025

February 2025 Monthly Summary: Focused on standardizing versioning, improving protocol robustness, and hardening certificate validation across two core repositories (EVerest/libocpp and EVerest/everest-core). The work drives maintainability, security, and reliability for OCPP deployments while delivering concrete improvements to developer onboarding and runtime behavior.

December 2024

1 Commits • 1 Features

Dec 1, 2024

December 2024: Delivered a targeted Architecture Refactor of EnergyManager with EnergyManagerImpl to decouple core optimization logic from the wrapper, complemented by a JSON-based unit test framework to boost testability and maintainability. Migrated existing C++ unit tests to a JSON input/expected-output format, enabling easier test case management and faster regression cycles. This work strengthens the robustness of energy optimization features and accelerates future development.

Activity

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Quality Metrics

Correctness91.0%
Maintainability86.0%
Architecture84.0%
Performance82.0%
AI Usage22.0%

Skills & Technologies

Programming Languages

C++CMakeJSONMarkdownPlantUMLPythonSQL

Technical Skills

API DevelopmentBuild SystemsC++C++ DevelopmentC++ developmentC++ programmingCMakeCode OrganizationCode StandardizationDocumentation UpdateEmbedded SystemsError HandlingOCPPProtocol ImplementationRefactoring

Repositories Contributed To

2 repos

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

EVerest/everest-core

Dec 2024 Mar 2026
4 Months active

Languages Used

C++CMakeJSONPython

Technical Skills

RefactoringSoftware ArchitectureTest-Driven Development (TDD)Unit TestingBuild SystemsC++

EVerest/libocpp

Feb 2025 Feb 2025
1 Month active

Languages Used

C++CMakeMarkdownPlantUMLSQL

Technical Skills

C++C++ DevelopmentCode OrganizationCode StandardizationDocumentation UpdateEmbedded Systems