Hochfrequenz/BO4E-dotnet
Oct 2024 – Feb 2026
4 Months active
Languages Used
C#protobuf
Technical Skills
API DesignBackend DevelopmentData ModelingData ConversionEnum HandlingProtocol Buffers
Joscha Metze
PROFILE
Joscha Metze
Contributed to the Hochfrequenz/BO4E-dotnet repository by designing and implementing robust backend features focused on data modeling, serialization, and calculation workflows. Over four months, delivered enhancements such as nullable enums for improved data resilience, advanced billing and load-profile classifications, and multi-step calculation support through extensible C# object-oriented design. Leveraged Protocol Buffers and unit testing to ensure schema evolution and reliable data interchange, while addressing parsing robustness and reducing runtime errors. Integrated new enumerations and properties to streamline business logic, enabling more flexible, user-driven configurations. The work emphasized maintainable, schema-aware backend development and strengthened the foundation for future feature expansion.
Overall Statistics
Feature vs Bugs
83%Features
Repository Contributions
6Total
Bugs
1
Commits
6
Features
5
Lines of code
352
Activity Months4
Your Network
7 peopleSame Organization
@hochfrequenz.de3
Shared Repositories
4
Work History
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026 monthly development summary for Hochfrequenz/BO4E-dotnet. Delivered a major enhancement to the Berechnungsformel to support multiple non-recursive calculation steps, expanding calculation capabilities and enabling more complex, user-configurable formulas. This work introduced the Rechenschritte property and included the flattening of Berechnungsschritte into Formel, laying groundwork for future advanced workflows and more accurate business rules within the library. No explicit bug fixes are recorded in this period; the focus was on feature expansion and ensuring reliability of calculation paths. Overall impact: increased configurability, reduced manual work for multi-step formulas, and a stronger foundation for customer-driven rule-based computations. Technologies demonstrated: C# OO design, extensible data modeling, and property-driven configuration for calculations.
1 Commits • 1 Features
Feb 1, 2026February 2026 monthly development summary for Hochfrequenz/BO4E-dotnet. Delivered a major enhancement to the Berechnungsformel to support multiple non-recursive calculation steps, expanding calculation capabilities and enabling more complex, user-configurable formulas. This work introduced the Rechenschritte property and included the flattening of Berechnungsschritte into Formel, laying groundwork for future advanced workflows and more accurate business rules within the library. No explicit bug fixes are recorded in this period; the focus was on feature expansion and ensuring reliability of calculation paths. Overall impact: increased configurability, reduced manual work for multi-step formulas, and a stronger foundation for customer-driven rule-based computations. Technologies demonstrated: C# OO design, extensible data modeling, and property-driven configuration for calculations.
February 2026
July 2025
1 Commits • 1 Features
Jul 1, 2025July 2025 (2025-07) monthly delivery for Hochfrequenz/BO4E-dotnet focused on enhancing load-profile classification with new Profiltyp (Profile Type) and Normierungsfaktor (Normalization Factor). This included adding new enumerations, integrating them into the Lastprofil workflow, and updating protobuf definitions to support the classifications. The changes improve data accuracy, classification flexibility, and interoperability for downstream consumers, aligning with ongoing data-model enhancements.
July 2025
1 Commits • 1 Features
Jul 1, 2025July 2025 (2025-07) monthly delivery for Hochfrequenz/BO4E-dotnet focused on enhancing load-profile classification with new Profiltyp (Profile Type) and Normierungsfaktor (Normalization Factor). This included adding new enumerations, integrating them into the Lastprofil workflow, and updating protobuf definitions to support the classifications. The changes improve data accuracy, classification flexibility, and interoperability for downstream consumers, aligning with ongoing data-model enhancements.
December 2024
2 Commits • 1 Features
Dec 1, 2024Monthly performance summary for December 2024 (Hochfrequenz/BO4E-dotnet): - Key features delivered: - Gas characteristics serialization improvements: enabled LenientGasSerializer for string output and updated the related tests. Included schema evolution changes such as Energierichtung.KUNDENANLAGE and marking Katasterinformation as repeated in the Marktlokation message, preparing for downstream data interchange. - Major bugs fixed: - Gas character parsing robustness: LenientGeraetemerkmalGasConverter now returns null for empty/null raw values to avoid parsing errors and improve robustness. - Overall impact and accomplishments: - Increased reliability and resilience of gas data handling, reducing parsing failures and improving compatibility with downstream consumers. The changes enable safer string-based serialization and align with evolving data schemas, contributing to smoother integrations and fewer runtime defects. - Technologies/skills demonstrated: - C#/.NET-centric gas data model manipulation, robust null/empty handling, and schema-aware serialization. Strengthened testing practices by updating tests to cover new serialization paths. Top 3-5 achievements: 1) Implemented null/empty handling for gas parsing in LenientGeraetemerkmalGasConverter (commit cd9d62ff795322ea1958bf607621fbabe0e6ee49). 2) Enabled LenientGasSerializer for string serialization and updated serialization tests; applied related schema changes (Energierichtung.KUNDENANLAGE; Katasterinformation marked as repeated) (commit 5c6a22e134a0889600508b63ac88effa4be40350). 3) Improved data interchange reliability and readiness for downstream integrations through robust parsing and schema evolution. 4) Enhanced test coverage for new serialization behavior and parsing edge cases.
2 Commits • 1 Features
Dec 1, 2024Monthly performance summary for December 2024 (Hochfrequenz/BO4E-dotnet): - Key features delivered: - Gas characteristics serialization improvements: enabled LenientGasSerializer for string output and updated the related tests. Included schema evolution changes such as Energierichtung.KUNDENANLAGE and marking Katasterinformation as repeated in the Marktlokation message, preparing for downstream data interchange. - Major bugs fixed: - Gas character parsing robustness: LenientGeraetemerkmalGasConverter now returns null for empty/null raw values to avoid parsing errors and improve robustness. - Overall impact and accomplishments: - Increased reliability and resilience of gas data handling, reducing parsing failures and improving compatibility with downstream consumers. The changes enable safer string-based serialization and align with evolving data schemas, contributing to smoother integrations and fewer runtime defects. - Technologies/skills demonstrated: - C#/.NET-centric gas data model manipulation, robust null/empty handling, and schema-aware serialization. Strengthened testing practices by updating tests to cover new serialization paths. Top 3-5 achievements: 1) Implemented null/empty handling for gas parsing in LenientGeraetemerkmalGasConverter (commit cd9d62ff795322ea1958bf607621fbabe0e6ee49). 2) Enabled LenientGasSerializer for string serialization and updated serialization tests; applied related schema changes (Energierichtung.KUNDENANLAGE; Katasterinformation marked as repeated) (commit 5c6a22e134a0889600508b63ac88effa4be40350). 3) Improved data interchange reliability and readiness for downstream integrations through robust parsing and schema evolution. 4) Enhanced test coverage for new serialization behavior and parsing edge cases.
December 2024
October 2024
2 Commits • 2 Features
Oct 1, 2024October 2024 monthly work summary for Hochfrequenz/BO4E-dotnet focusing on data model resilience and billing capabilities. Implemented nullable enums to support missing values and added detailed Netzlokation billing data with a new enum, aligning with reactive power billing requirements. Updated tests to reflect the new optional behavior and reduced data validation friction. These changes improve data quality, reduce runtime errors, and enable more accurate billing workflows.
October 2024
2 Commits • 2 Features
Oct 1, 2024October 2024 monthly work summary for Hochfrequenz/BO4E-dotnet focusing on data model resilience and billing capabilities. Implemented nullable enums to support missing values and added detailed Netzlokation billing data with a new enum, aligning with reactive power billing requirements. Updated tests to reflect the new optional behavior and reduced data validation friction. These changes improve data quality, reduce runtime errors, and enable more accurate billing workflows.
Activity
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Quality Metrics
Correctness83.4%
Maintainability83.4%
Architecture80.0%
Performance73.4%
AI Usage20.0%
Skills & Technologies
Programming Languages
C#protobuf
Technical Skills
API DesignBackend DevelopmentC#Data ConversionData ModelingEnum DefinitionEnum HandlingProtocol BuffersSerializationUnit Testingbackend development
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