kivitendo/kivitendo-erp
Dec 2023 – Feb 2026
12 Months active
Languages Used
PerlHTMLJavaScriptUnknownPHPSQLTextCSS
Technical Skills
Perlback end developmentBackend DevelopmentCode CleanupCode RefinementData Import
Bernd Bleßmann
PROFILE
Bernd Bleßmann
Over the past year, contributed to the kivitendo/kivitendo-erp repository by delivering features and fixes that improved financial workflows, reporting, and localization. Focused on backend development using Perl, SQL, and JavaScript, the work included enhancements to CSV import reliability, multilingual data handling, and compliance features such as SEPA and ZUGFeRD. Addressed data integrity and security through robust error handling, authentication refactoring, and defensive coding. Improved user experience by refining UI elements, optimizing database queries, and expanding test coverage. The approach emphasized maintainability, clear documentation, and stable release cycles, supporting both business value and long-term platform reliability.
Overall Statistics
Feature vs Bugs
63%Features
Repository Contributions
150Total
Bugs
29
Commits
150
Features
50
Lines of code
3,025
Activity Months12
Your Network
20 peopleShared Repositories
20
Work History
February 2026
21 Commits • 4 Features
Feb 1, 2026February 2026 focused on delivering business value through pricing accuracy, data integrity, and compliance readiness. Key work spanned pricing for additional items, ZUGFeRD improvements, localization updates, supplier verification in the order workflow, and UI/data integrity fixes, along with consolidation of document handling and targeted code quality improvements.
21 Commits • 4 Features
Feb 1, 2026February 2026 focused on delivering business value through pricing accuracy, data integrity, and compliance readiness. Key work spanned pricing for additional items, ZUGFeRD improvements, localization updates, supplier verification in the order workflow, and UI/data integrity fixes, along with consolidation of document handling and targeted code quality improvements.
February 2026
January 2026
1 Commits
Jan 1, 2026January 2026 monthly summary for kivitendo/kivitendo-erp focused on robustness and business value in critical financial workflows. Delivered targeted fix to handle missing tax data in the supplier order to creditor booking path, improving error handling, stability, and overall process reliability. This reduced risk of runtime errors in payment workflows and supported smoother supplier payments and compliance-ready bookings.
January 2026
1 Commits
Jan 1, 2026January 2026 monthly summary for kivitendo/kivitendo-erp focused on robustness and business value in critical financial workflows. Delivered targeted fix to handle missing tax data in the supplier order to creditor booking path, improving error handling, stability, and overall process reliability. This reduced risk of runtime errors in payment workflows and supported smoother supplier payments and compliance-ready bookings.
December 2025
3 Commits • 2 Features
Dec 1, 2025Dec 2025 monthly summary focusing on delivering reliable test infrastructure and clearer tax logic for kivitendo-erp, with concrete hygiene improvements that reduce risk and improve maintainability.
3 Commits • 2 Features
Dec 1, 2025Dec 2025 monthly summary focusing on delivering reliable test infrastructure and clearer tax logic for kivitendo-erp, with concrete hygiene improvements that reduce risk and improve maintainability.
December 2025
November 2025
33 Commits • 18 Features
Nov 1, 2025November 2025 summary for kivitendo/kivitendo-erp: Focused on data integrity, reporting clarity, and stable release readiness. Implemented robust error handling, improved reporting fields, and enhanced UI/configurability. Strengthened security and documentation, and expanded upgrade paths with CryptX integration and 4.0.0 release prep. Key work spanned CSV import reliability, EK/VK invoice reporting enhancements, discount carryover in quotes/offers, task-list UI/UX/config improvements, and security/quality hardening.
November 2025
33 Commits • 18 Features
Nov 1, 2025November 2025 summary for kivitendo/kivitendo-erp: Focused on data integrity, reporting clarity, and stable release readiness. Implemented robust error handling, improved reporting fields, and enhanced UI/configurability. Strengthened security and documentation, and expanded upgrade paths with CryptX integration and 4.0.0 release prep. Key work spanned CSV import reliability, EK/VK invoice reporting enhancements, discount carryover in quotes/offers, task-list UI/UX/config improvements, and security/quality hardening.
October 2025
5 Commits • 2 Features
Oct 1, 2025Month: 2025-10. Focused on stabilizing pricing data handling in Reclamation flows, improving Reclamation controller maintainability, and strengthening warehouse reporting. Delivered three changes across kivitendo/kivitendo-erp with targeted bug fixes and non-functional improvements that reduce data risk and improve report robustness.
5 Commits • 2 Features
Oct 1, 2025Month: 2025-10. Focused on stabilizing pricing data handling in Reclamation flows, improving Reclamation controller maintainability, and strengthening warehouse reporting. Delivered three changes across kivitendo/kivitendo-erp with targeted bug fixes and non-functional improvements that reduce data risk and improve report robustness.
October 2025
September 2025
19 Commits • 4 Features
Sep 1, 2025Concise monthly summary for 2025-09 focusing on business value and technical achievements across kivitendo/kivitendo-erp. Highlights include SEPA compliance guardrails for non-Euro invoices, enhanced delivery planning visibility and sorting, performance and UI improvements in warehouse journal reporting, and improved inventory valuation accuracy with clearer error messaging. These changes reduce risk, improve decision throughput, and improve data quality in financial and logistics workflows.
September 2025
19 Commits • 4 Features
Sep 1, 2025Concise monthly summary for 2025-09 focusing on business value and technical achievements across kivitendo/kivitendo-erp. Highlights include SEPA compliance guardrails for non-Euro invoices, enhanced delivery planning visibility and sorting, performance and UI improvements in warehouse journal reporting, and improved inventory valuation accuracy with clearer error messaging. These changes reduce risk, improve decision throughput, and improve data quality in financial and logistics workflows.
August 2025
24 Commits • 6 Features
Aug 1, 2025August 2025 monthly summary for the repository kivitendo/kivitendo-erp. Delivered targeted features and reliability improvements across printing workflows, search, and billing reports, while strengthening test coverage and localization. Key business value includes streamlined DeliveryOrder printing with fewer client-side dependencies, correct Belege CVars filtering, stable Volltext search for Lieferschein, enhanced Mahnungsbericht presentation, and corrected Umlagerungen display and sorting. Additionally, template cleanup and unit-test hygiene reduced maintenance cost and improved future scalability. Demonstrated skills in Perl backend work, SQL query tuning, frontend formatting, localization, and automated testing.
24 Commits • 6 Features
Aug 1, 2025August 2025 monthly summary for the repository kivitendo/kivitendo-erp. Delivered targeted features and reliability improvements across printing workflows, search, and billing reports, while strengthening test coverage and localization. Key business value includes streamlined DeliveryOrder printing with fewer client-side dependencies, correct Belege CVars filtering, stable Volltext search for Lieferschein, enhanced Mahnungsbericht presentation, and corrected Umlagerungen display and sorting. Additionally, template cleanup and unit-test hygiene reduced maintenance cost and improved future scalability. Demonstrated skills in Perl backend work, SQL query tuning, frontend formatting, localization, and automated testing.
August 2025
July 2025
9 Commits • 2 Features
Jul 1, 2025July 2025 monthly summary for kivitendo/kivitendo-erp: Delivered notable improvements in ZUGFeRD exports and delivery note printing that advance compliance, reliability, and user experience. Localization and validation enhancements for ZUGFeRD exports reduce data-entry errors and improve German-language usability, while robustness fixes guard against runtime warnings in PDF processing. Delivery notes printing now supports item-level selection and explicit item positions with updated HTML/LaTeX templates, providing clearer printouts and better traceability. Overall, these changes improve business value by reducing manual corrections, increasing accuracy in compliant documents, and easing end-user workflows.
July 2025
9 Commits • 2 Features
Jul 1, 2025July 2025 monthly summary for kivitendo/kivitendo-erp: Delivered notable improvements in ZUGFeRD exports and delivery note printing that advance compliance, reliability, and user experience. Localization and validation enhancements for ZUGFeRD exports reduce data-entry errors and improve German-language usability, while robustness fixes guard against runtime warnings in PDF processing. Delivery notes printing now supports item-level selection and explicit item positions with updated HTML/LaTeX templates, providing clearer printouts and better traceability. Overall, these changes improve business value by reducing manual corrections, increasing accuracy in compliant documents, and easing end-user workflows.
May 2025
12 Commits • 5 Features
May 1, 2025Concise monthly summary for 2025-05 focused on delivering business value through reliable data import, security/documentation improvements, and localization enhancements. The month emphasizes technical achievements that reduce manual work, improve data integrity, and accelerate developer onboarding, while laying groundwork for a stable release cycle.
12 Commits • 5 Features
May 1, 2025Concise monthly summary for 2025-05 focused on delivering business value through reliable data import, security/documentation improvements, and localization enhancements. The month emphasizes technical achievements that reduce manual work, improve data integrity, and accelerate developer onboarding, while laying groundwork for a stable release cycle.
May 2025
April 2025
16 Commits • 4 Features
Apr 1, 2025April 2025 focused on data quality, usability, and security improvements in kivitendo/kivitendo-erp. Delivered multilingual part texts retrieval, master data pricing integration for DeliveryOrder and Reclamations, and Delivery Order UI enhancements, alongside a security/authentication overhaul. Key bug fixes included a reclamation item IDs form variable typo and Delivery Order stock transfer logic corrections. Added test coverage and code quality improvements to support maintainability and reliability. The work enhances pricing accuracy, multilingual data consistency, user experience in delivery workflows, and security posture across the platform.
April 2025
16 Commits • 4 Features
Apr 1, 2025April 2025 focused on data quality, usability, and security improvements in kivitendo/kivitendo-erp. Delivered multilingual part texts retrieval, master data pricing integration for DeliveryOrder and Reclamations, and Delivery Order UI enhancements, alongside a security/authentication overhaul. Key bug fixes included a reclamation item IDs form variable typo and Delivery Order stock transfer logic corrections. Added test coverage and code quality improvements to support maintainability and reliability. The work enhances pricing accuracy, multilingual data consistency, user experience in delivery workflows, and security posture across the platform.
March 2025
6 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for kivitendo/kivitendo-erp: Delivered two new features enhancing data integrity and multilingual support, and fixed localization and UI issues to improve user experience. Key impact: higher import reliability for multiplex CSVs, accurate multi-language order item translations, corrected reclamation form logic, and polished localization across templates and translations.
6 Commits • 2 Features
Mar 1, 2025March 2025 monthly summary for kivitendo/kivitendo-erp: Delivered two new features enhancing data integrity and multilingual support, and fixed localization and UI issues to improve user experience. Key impact: higher import reliability for multiplex CSVs, accurate multi-language order item translations, corrected reclamation form logic, and polished localization across templates and translations.
March 2025
December 2023
1 Commits • 1 Features
Dec 1, 2023Month 2023-12 summary for repository: kivitendo/kivitendo-erp. Focused on enhancing Accounts Payable reporting by introducing a dedicated Project Descriptions column in the AP transactions report, enabling better data analysis and project-level spend visibility. No major bugs fixed this month; primary emphasis on delivering business value through improved reporting and data clarity, with groundwork laid for future reliability and feature expansions.
December 2023
1 Commits • 1 Features
Dec 1, 2023Month 2023-12 summary for repository: kivitendo/kivitendo-erp. Focused on enhancing Accounts Payable reporting by introducing a dedicated Project Descriptions column in the AP transactions report, enabling better data analysis and project-level spend visibility. No major bugs fixed this month; primary emphasis on delivering business value through improved reporting and data clarity, with groundwork laid for future reliability and feature expansions.
Activity
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Quality Metrics
Correctness93.6%
Maintainability92.4%
Architecture90.4%
Performance90.4%
AI Usage20.2%
Skills & Technologies
Programming Languages
CSSHTMLJavaScriptLaTeXMarkdownNonePHPPerlSQLText
Technical Skills
API IntegrationAuthenticationBackend DevelopmentBug FixBug FixingCSSCSV ProcessingCode CleanupCode FormattingCode OrganizationCode RefactoringCode RefinementData ImportData Import/ExportDatabase Interaction
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline