DEFRA/epr-calculator-service
Nov 2025 – Jan 2026
3 Months active
Languages Used
C#
Technical Skills
backend developmentdata validationerror handlingunit testingC#data modeling
ayshashaikh
PROFILE
Ayshashaikh
Aysha Shaikh contributed to the DEFRA/epr-calculator-service and DEFRA/epr-calculator-api repositories, focusing on backend enhancements that improved data integrity, security, and error reporting. She implemented new data model fields for obligation tracking, strengthened database access controls, and delivered targeted bug fixes such as reordering PayCal error reports for clearer triage. Using C#, Entity Framework, and robust migration scripting, Aysha ensured that changes were production-safe and maintainable. Her work included comprehensive unit testing and data validation, addressing both feature development and critical bug resolution. These efforts enhanced observability, compliance tracking, and overall reliability of business-critical calculation services.
Overall Statistics
Feature vs Bugs
33%Features
Repository Contributions
6Total
Bugs
4
Commits
6
Features
2
Lines of code
11,943
Activity Months3
Work History
January 2026
1 Commits
Jan 1, 2026January 2026 performance summary for DEFRA/epr-calculator-service focused on stabilizing PayCal error reporting. Delivered a targeted bug fix that reorders the PayCal Error table to prioritize parent entries over subsidiaries, clarified sorting logic, and added a test error code to guard against regressions. This work improves error report clarity, reduces triage time, and strengthens observability for business-critical calculations.
1 Commits
Jan 1, 2026January 2026 performance summary for DEFRA/epr-calculator-service focused on stabilizing PayCal error reporting. Delivered a targeted bug fix that reorders the PayCal Error table to prioritize parent entries over subsidiaries, clarified sorting logic, and added a test error code to guard against regressions. This work improves error report clarity, reduces triage time, and strengthens observability for business-critical calculations.
January 2026
December 2025
3 Commits • 1 Features
Dec 1, 2025December 2025 performance summary for DEFRA ePR projects, highlighting security improvements, data integrity fixes, and robustness enhancements across API and service layers.
December 2025
3 Commits • 1 Features
Dec 1, 2025December 2025 performance summary for DEFRA ePR projects, highlighting security improvements, data integrity fixes, and robustness enhancements across API and service layers.
November 2025
2 Commits • 1 Features
Nov 1, 20252025-11 Monthly Summary: Focused on strengthening data integrity, observability, and reporting for EPR calculator components. Delivered API data-model enhancements with new obligation tracking and submitter ID fields, plus migrations, and fixed critical error reporting and filtering in the calculator service to improve run accuracy and compliance tracking. These efforts improved business value by enabling better obligation visibility, traceability, and data-driven decision-making.
2 Commits • 1 Features
Nov 1, 20252025-11 Monthly Summary: Focused on strengthening data integrity, observability, and reporting for EPR calculator components. Delivered API data-model enhancements with new obligation tracking and submitter ID fields, plus migrations, and fixed critical error reporting and filtering in the calculator service to improve run accuracy and compliance tracking. These efforts improved business value by enabling better obligation visibility, traceability, and data-driven decision-making.
November 2025
Activity
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Quality Metrics
Correctness86.6%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage30.0%
Skills & Technologies
Programming Languages
C#
Technical Skills
C#Entity Frameworkbackend developmentdata modelingdata validationdatabase managementerror handlingmigration scriptingunit testing
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline
DEFRA/epr-calculator-api
Nov 2025 – Dec 2025
2 Months active
Languages Used
C#
Technical Skills
Entity Frameworkbackend developmentdatabase managementmigration scripting