leihs/leihs-inventory
Oct 2024 – Apr 2026
17 Months active
Languages Used
JavaScriptTypeScriptHTMLClojureClojureScriptJSXBashRuby
Technical Skills
JavaScript frameworksbuild toolsfrontend developmentFront End DevelopmentAPI IntegrationClojureScript
Jan Pistor
PROFILE
Jan Pistor
Over 17 months, contributed to leihs/leihs-inventory by delivering 47 features and resolving critical bugs, focusing on inventory management, UI/UX refinement, and robust API integration. Built end-to-end CRUD workflows for models, software, options, templates, packages, and licenses, modernized the build system, and enhanced search, filtering, and localization. Applied ClojureScript, React, and Ruby on Rails to implement dynamic forms, real-time search, batch operations, and internationalization. Refactored core components for maintainability, improved error handling, and introduced automated testing. Prioritized data integrity, accessibility, and developer productivity, resulting in a scalable, maintainable inventory platform with streamlined workflows and reliable user experiences.
Overall Statistics
Feature vs Bugs
89%Features
Repository Contributions
77Total
Bugs
6
Commits
77
Features
47
Lines of code
203,942
Activity Months17
Your Network
4 peopleShared Repositories
4
Work History
April 2026
2 Commits • 1 Features
Apr 1, 2026April 2026: Delivered Licenses Management feature with full CRUD, UI translations, validations, and tests in leihs-inventory. Resolved inventory navigation with a fix for display and routing of borrowable and in-stock package items, ensuring correct item links by type. These changes streamline license lifecycle management for procurement/compliance workflows and improve inventory reliability. Demonstrated strengths in UI localization, data validation, and robust test coverage.
2 Commits • 1 Features
Apr 1, 2026April 2026: Delivered Licenses Management feature with full CRUD, UI translations, validations, and tests in leihs-inventory. Resolved inventory navigation with a fix for display and routing of borrowable and in-stock package items, ensuring correct item links by type. These changes streamline license lifecycle management for procurement/compliance workflows and improve inventory reliability. Demonstrated strengths in UI localization, data validation, and robust test coverage.
April 2026
March 2026
2 Commits • 2 Features
Mar 1, 2026March 2026 (2026-03) - Focused on enhancing inventory usability and frontend reliability in leihs-inventory. Delivered two features that directly support faster item management and robust loading workflows: 1) Inventory Item Duplication from the list view to create copies with pre-filled data, reducing manual entry and speeding item creation; 2) Async Loader Refactor with Promesa to improve asynchronous handling, error reporting, and code readability. While no explicit bug fixes are listed, the loader refactor addresses key reliability concerns, contributing to overall stability. Technologies and skills demonstrated include asynchronous programming patterns, Promesa-based loader implementation, and clear, descriptive commit messaging. Business value: reduced manual workload, faster time-to-create items, and more reliable inventory operations.
March 2026
2 Commits • 2 Features
Mar 1, 2026March 2026 (2026-03) - Focused on enhancing inventory usability and frontend reliability in leihs-inventory. Delivered two features that directly support faster item management and robust loading workflows: 1) Inventory Item Duplication from the list view to create copies with pre-filled data, reducing manual entry and speeding item creation; 2) Async Loader Refactor with Promesa to improve asynchronous handling, error reporting, and code readability. While no explicit bug fixes are listed, the loader refactor addresses key reliability concerns, contributing to overall stability. Technologies and skills demonstrated include asynchronous programming patterns, Promesa-based loader implementation, and clear, descriptive commit messaging. Business value: reduced manual workload, faster time-to-create items, and more reliable inventory operations.
February 2026
6 Commits • 4 Features
Feb 1, 2026February 2026 — leihs/leihs-inventory: Delivered key features and maintenance work focused on maintainability, data export, dynamic UI enhancements, and package management. Emphasis on business value includes reduced technical debt, enabling external data workflows, and improved user productivity across inventory items and related models. Highlights include dependency cleanup, array-field refactor, CSV/Excel export, dynamic forms improvements, and full CRUD for packages.
6 Commits • 4 Features
Feb 1, 2026February 2026 — leihs/leihs-inventory: Delivered key features and maintenance work focused on maintainability, data export, dynamic UI enhancements, and package management. Emphasis on business value includes reduced technical debt, enabling external data workflows, and improved user productivity across inventory items and related models. Highlights include dependency cleanup, array-field refactor, CSV/Excel export, dynamic forms improvements, and full CRUD for packages.
February 2026
January 2026
12 Commits • 9 Features
Jan 1, 2026January 2026: Focused on UX improvements, stability, and developer productivity for leihs-inventory. Delivered a theming system with user preference persistence, improved search UX with debounce and robust query handling, a major UI refresh for responsiveness (including Inter font and sticky filters), consolidated shared utilities for file processing plus a Typo component for consistent typography, and streamlined batch operations with validation for inventory item creation. Addressed a critical bug by adding safe pagination defaults to prevent errors when pagination data is missing. Locales for es and gsw were added to broaden international support, and test setup was simplified by removing unnecessary geckodriver cleanup. These changes improve user satisfaction, reduce error rates, and enable faster future feature delivery.
January 2026
12 Commits • 9 Features
Jan 1, 2026January 2026: Focused on UX improvements, stability, and developer productivity for leihs-inventory. Delivered a theming system with user preference persistence, improved search UX with debounce and robust query handling, a major UI refresh for responsiveness (including Inter font and sticky filters), consolidated shared utilities for file processing plus a Typo component for consistent typography, and streamlined batch operations with validation for inventory item creation. Addressed a critical bug by adding safe pagination defaults to prevent errors when pagination data is missing. Locales for es and gsw were added to broaden international support, and test setup was simplified by removing unnecessary geckodriver cleanup. These changes improve user satisfaction, reduce error rates, and enable faster future feature delivery.
December 2025
6 Commits • 4 Features
Dec 1, 2025December 2025 — Delivered major usability and reliability improvements in leihs-inventory. Key features include unified form components with real-time search autocomplete, model dropdown UX with image previews and inactive labels, and robust error handling with user-friendly feedback. QA/testing improvements standardized date formatting in item specs. These changes enhance efficiency for users, reduce errors, and improve test reliability, contributing to faster transaction processing and higher data quality across the inventory workflow.
6 Commits • 4 Features
Dec 1, 2025December 2025 — Delivered major usability and reliability improvements in leihs-inventory. Key features include unified form components with real-time search autocomplete, model dropdown UX with image previews and inactive labels, and robust error handling with user-friendly feedback. QA/testing improvements standardized date formatting in item specs. These changes enhance efficiency for users, reduce errors, and improve test reliability, contributing to faster transaction processing and higher data quality across the inventory workflow.
December 2025
November 2025
1 Commits • 1 Features
Nov 1, 2025November 2025: Major UI enhancement in leihs-inventory delivering an expandable Inventory List View with improved filtering, pagination, and keyboard navigation. This work improves data visibility, reduces time to locate items, and enhances workflow efficiency. No explicit major bugs fixed in this scope; however, extensive test updates ensure reliability of the new interactions and UI behaviors. Commit reference for the deliverable: 3e30eb19a4a3188ce0815464d4b04483f4cec70d (feat: redesign and expandable items in list).
November 2025
1 Commits • 1 Features
Nov 1, 2025November 2025: Major UI enhancement in leihs-inventory delivering an expandable Inventory List View with improved filtering, pagination, and keyboard navigation. This work improves data visibility, reduces time to locate items, and enhances workflow efficiency. No explicit major bugs fixed in this scope; however, extensive test updates ensure reliability of the new interactions and UI behaviors. Commit reference for the deliverable: 3e30eb19a4a3188ce0815464d4b04483f4cec70d (feat: redesign and expandable items in list).
October 2025
2 Commits • 2 Features
Oct 1, 2025October 2025 (2025-10): Delivered impactful frontend enhancements for leihs-inventory with a focus on faster, more usable search and a smoother multilingual experience. Implemented session-persistent language selection, UI polish, and cross-browser stability improvements, laying groundwork for improved user productivity and broader adoption.
2 Commits • 2 Features
Oct 1, 2025October 2025 (2025-10): Delivered impactful frontend enhancements for leihs-inventory with a focus on faster, more usable search and a smoother multilingual experience. Implemented session-persistent language selection, UI polish, and cross-browser stability improvements, laying groundwork for improved user productivity and broader adoption.
October 2025
August 2025
3 Commits • 2 Features
Aug 1, 2025Concise monthly summary for 2025-08 focusing on delivered features and stability improvements in leihs-inventory. Key outcomes include a refactor of the Inventory Management System with safer deletion UX, and the rollout of Inventory Template CRUD. These changes improve maintainability, reduce risk of accidental deletions, and enable faster template management; plus updated tests.
August 2025
3 Commits • 2 Features
Aug 1, 2025Concise monthly summary for 2025-08 focusing on delivered features and stability improvements in leihs-inventory. Key outcomes include a refactor of the Inventory Management System with safer deletion UX, and the rollout of Inventory Template CRUD. These changes improve maintainability, reduce risk of accidental deletions, and enable faster template management; plus updated tests.
July 2025
3 Commits • 2 Features
Jul 1, 2025July 2025 monthly highlights for leihs-inventory. Focus areas: development environment stability and API maintainability. Key features delivered: 1) Development Environment Java Version Alignment: upgraded/downgraded Java runtime in tooling config to ensure compatibility and security for the dev stack. Commits: f20800398d5b45fb51675ad51f809f20d78cfa5f; 6d1849a891e8b462df448f7592dc1ea9d92a9a16. 2) API Refactor and Cleanup: refactored API structure and routes; removed obsolete development forms and API docs to streamline the codebase and improve maintainability. Commit: 2dd949ec33b56d045cf486cc775e0cd847419495. Major bugs fixed: none reported this month. Overall impact: reduced build risks, improved security posture, streamlined onboarding, and a cleaner API surface. Technologies/skills demonstrated: Java tooling/version management, API design and refactoring, codebase cleanup, and maintainability improvements. Business value: ensures consistent development experience, faster feature delivery, and lower maintenance cost.
3 Commits • 2 Features
Jul 1, 2025July 2025 monthly highlights for leihs-inventory. Focus areas: development environment stability and API maintainability. Key features delivered: 1) Development Environment Java Version Alignment: upgraded/downgraded Java runtime in tooling config to ensure compatibility and security for the dev stack. Commits: f20800398d5b45fb51675ad51f809f20d78cfa5f; 6d1849a891e8b462df448f7592dc1ea9d92a9a16. 2) API Refactor and Cleanup: refactored API structure and routes; removed obsolete development forms and API docs to streamline the codebase and improve maintainability. Commit: 2dd949ec33b56d045cf486cc775e0cd847419495. Major bugs fixed: none reported this month. Overall impact: reduced build risks, improved security posture, streamlined onboarding, and a cleaner API surface. Technologies/skills demonstrated: Java tooling/version management, API design and refactoring, codebase cleanup, and maintainability improvements. Business value: ensures consistent development experience, faster feature delivery, and lower maintenance cost.
July 2025
June 2025
4 Commits • 3 Features
Jun 1, 2025June 2025: Delivered core inventory data integrity improvements and CRUD capabilities, boosting reliability, UX, and asset tracking. Key initiatives included cache invalidation on mutations, guardrails for filters, and end-to-end CRUD for software and options with tests and UI changes, aligning with business goals of accurate inventory data, streamlined workflows, and maintainability.
June 2025
4 Commits • 3 Features
Jun 1, 2025June 2025: Delivered core inventory data integrity improvements and CRUD capabilities, boosting reliability, UX, and asset tracking. Key initiatives included cache invalidation on mutations, guardrails for filters, and end-to-end CRUD for software and options with tests and UI changes, aligning with business goals of accurate inventory data, streamlined workflows, and maintainability.
May 2025
8 Commits • 5 Features
May 1, 2025May 2025: Implemented advanced inventory filtering with search, with_items, retired, and borrowable filters plus pagination; aligned the Model CRUD UI with updated API endpoints and improved image handling; fixed critical data propagation and navigation issues; enhanced attachments previews and full category paths; broadened localization with new i18n keys; and resolved Scrollspy not updating after language changes. These changes delivered clearer data retrieval, more reliable model operations, improved UX for admins, and expanded global usability.
8 Commits • 5 Features
May 1, 2025May 2025: Implemented advanced inventory filtering with search, with_items, retired, and borrowable filters plus pagination; aligned the Model CRUD UI with updated API endpoints and improved image handling; fixed critical data propagation and navigation issues; enhanced attachments previews and full category paths; broadened localization with new i18n keys; and resolved Scrollspy not updating after language changes. These changes delivered clearer data retrieval, more reliable model operations, improved UX for admins, and expanded global usability.
May 2025
April 2025
8 Commits • 4 Features
Apr 1, 2025April 2025 monthly summary for leihs-inventory focusing on delivering business value through front-end modernization, UX improvements, and scalable architecture. The month emphasized completing major feature work, stabilizing the client-side HTTP layer, and tightening routing/form patterns to enable faster future iterations.
April 2025
8 Commits • 4 Features
Apr 1, 2025April 2025 monthly summary for leihs-inventory focusing on delivering business value through front-end modernization, UX improvements, and scalable architecture. The month emphasized completing major feature work, stabilizing the client-side HTTP layer, and tightening routing/form patterns to enable faster future iterations.
March 2025
9 Commits • 2 Features
Mar 1, 2025Monthly summary for 2025-03 focusing on delivering business value and technical achievements in leihs/leihs-inventory. Highlights include major UX/API overhaul for model management, CI linting/maintenance improvements, and targeted bug fixes that stabilize critical creative flows.
9 Commits • 2 Features
Mar 1, 2025Monthly summary for 2025-03 focusing on delivering business value and technical achievements in leihs/leihs-inventory. Highlights include major UX/API overhaul for model management, CI linting/maintenance improvements, and targeted bug fixes that stabilize critical creative flows.
March 2025
February 2025
4 Commits • 1 Features
Feb 1, 2025February 2025: Focused on strengthening the model creation workflow in leihs-inventory. Delivered end-to-end enhancements for the Model Creation Form, including enhanced file uploads, validation, and backend data mapping; introduced compatible models management and an improved manufacturer selection UX. Fixed critical form submission issues and ensured frontend data parity with the backend, improving data quality and user efficiency. Result: reduced model provisioning errors and faster onboarding for new inventory items across teams.
February 2025
4 Commits • 1 Features
Feb 1, 2025February 2025: Focused on strengthening the model creation workflow in leihs-inventory. Delivered end-to-end enhancements for the Model Creation Form, including enhanced file uploads, validation, and backend data mapping; introduced compatible models management and an improved manufacturer selection UX. Fixed critical form submission issues and ensured frontend data parity with the backend, improving data quality and user efficiency. Result: reduced model provisioning errors and faster onboarding for new inventory items across teams.
January 2025
5 Commits • 4 Features
Jan 1, 2025January 2025 performance highlights for leihs-inventory: Delivered four major features to enhance model management and pool-scoped inventory, added robust image handling with previews, and fixed a pool-id data fetch bug to improve data accuracy. These changes drive business value by enabling precise pool-based inventory views, richer model creation workflows with entitlements and category assignments, and a more visual, validated image management experience. Technologies and patterns demonstrated include component-based UI, data-fetching by pool-id, hierarchical selections, and front-end validation.
5 Commits • 4 Features
Jan 1, 2025January 2025 performance highlights for leihs-inventory: Delivered four major features to enhance model management and pool-scoped inventory, added robust image handling with previews, and fixed a pool-id data fetch bug to improve data accuracy. These changes drive business value by enabling precise pool-based inventory views, richer model creation workflows with entitlements and category assignments, and a more visual, validated image management experience. Technologies and patterns demonstrated include component-based UI, data-fetching by pool-id, hierarchical selections, and front-end validation.
January 2025
November 2024
1 Commits
Nov 1, 2024November 2024: Stabilized Inventory app asset loading and reinforced deployment reliability. Implemented a critical asset path normalization fix to ensure robust loading of CSS and JavaScript regardless of the base URL, improving user experience across environments.
November 2024
1 Commits
Nov 1, 2024November 2024: Stabilized Inventory app asset loading and reinforced deployment reliability. Implemented a critical asset path normalization fix to ensure robust loading of CSS and JavaScript regardless of the base URL, improving user experience across environments.
October 2024
1 Commits • 1 Features
Oct 1, 2024Delivered Build System Modernization and Performance Enhancements for leihs-inventory in 2024-10. Refactored the build process by removing Vite and integrating Shadow and esbuild to improve performance and maintainability. This change reduces build complexity, speeds up local development and CI builds, and simplifies future tooling migrations. No major bugs fixed this month in this repo. Overall impact: faster feedback cycles, more reliable builds, and lower ongoing maintenance. Technologies demonstrated: esbuild, Shadow, modernizing build tooling, refactoring, dependency cleanup, and CI integration.
1 Commits • 1 Features
Oct 1, 2024Delivered Build System Modernization and Performance Enhancements for leihs-inventory in 2024-10. Refactored the build process by removing Vite and integrating Shadow and esbuild to improve performance and maintainability. This change reduces build complexity, speeds up local development and CI builds, and simplifies future tooling migrations. No major bugs fixed this month in this repo. Overall impact: faster feedback cycles, more reliable builds, and lower ongoing maintenance. Technologies demonstrated: esbuild, Shadow, modernizing build tooling, refactoring, dependency cleanup, and CI integration.
October 2024
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Quality Metrics
Correctness87.8%
Maintainability83.8%
Architecture83.8%
Performance77.6%
AI Usage27.0%
Skills & Technologies
Programming Languages
BashCSSClojureClojureScriptHTMLJSONJSXJavaScriptReactRuby
Technical Skills
API DesignAPI DevelopmentAPI IntegrationAPI developmentAsync OperationsBackend DevelopmentCI/CDCSSCache ManagementClojureClojureScriptCode CleanupCode OrganizationComponent DevelopmentComponent Library
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline