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John Geronimo

PROFILE

John Geronimo

John Geronimo contributed to msupply-foundation/open-msupply by engineering robust inventory, purchasing, and printing workflows that improved data integrity and operational efficiency. He implemented end-to-end features such as purchase order line insertion, modular campaign data access, and advanced inventory analytics, using technologies like Rust, GraphQL, and TypeScript. His work included backend mutations, database migrations, and UI enhancements, ensuring maintainable code and reliable user experiences. John also strengthened internationalization and localization, expanded test coverage, and delivered detailed documentation in msupply_docs. His technical approach emphasized modularity, type safety, and clear commit history, resulting in scalable, maintainable solutions for complex supply chain needs.

Overall Statistics

Feature vs Bugs

76%Features

Repository Contributions

218Total
Bugs
21
Commits
218
Features
66
Lines of code
18,599
Activity Months13

Work History

December 2025

30 Commits • 14 Features

Dec 1, 2025

December 2025 monthly summary for MSupply engineering: Delivered substantial documentation enhancements and reliability improvements across two core repositories, reinforcing both business readiness and user operations. Focused on enabling configuration clarity, proactive inventory management, and robust printing workflows, with a strong emphasis on test reliability and maintainability.

November 2025

12 Commits • 4 Features

Nov 1, 2025

November 2025 monthly summary for the msupply foundation development effort. Focused on delivering inventory visibility, flexible printing capabilities, and maintenance improvements across two repositories (open-msupply and msupply_docs). Business impact centers on improved inventory control, streamlined printing workflows, and reduced technical debt, enabling faster decision-making and better documentation for stakeholders.

October 2025

4 Commits • 1 Features

Oct 1, 2025

Month: 2025-10 — Delivered Unified Preference Management for inventory, global settings, and localization. Consolidated and extended the preference system to support store-level and global scopes, added UI grouping for easier configuration, and introduced translation keys to support localization. This foundational work enables scalable multi-store configuration and faster onboarding for store managers, reducing setup time and improving policy consistency across stores. Commits illustrating the work: 698714385be4c82bebb989b7913352f2f8d20744 (add store preferences), 1cecbd819517e91e56efeb86bab4c005b383645e (add global preference), fea15abd6102437e76795f08534800f9b944d920 (add translations for new preferences), 903385c2667b76d8b6a1d9ce66ccafe963752d03 (remove enable amc pref and add support for pref grouping).

September 2025

5 Commits • 2 Features

Sep 1, 2025

September 2025 (2025-09) monthly summary for msupply-foundation/open-msupply focused on purchasing workflow enhancements and supplier data management. Delivered key navigational and data management improvements for procurement, along with targeted UI polish and maintainable code changes to support ongoing evolution of purchasing processes.

August 2025

16 Commits • 4 Features

Aug 1, 2025

August 2025: The team delivered end-to-end improvements across the Goods Received and Purchase Order workflow, UI/UX refinements, schema/API cleanup with typing enhancements, and new business controls. Emphasis was on robustness, test coverage, and maintainable changes that reduce manual errors and improve data integrity.

July 2025

8 Commits • 2 Features

Jul 1, 2025

July 2025 - msupply-foundation/open-msupply Key deliveries: - Purchase Order Line Insertion & Validation: end-to-end support for inserting PO lines, including mutations, automatic line-number generation, authentication checks, database migrations, and tests. Improves robustness and data validation for PO entries. - Purchase Order Line Update: backend mutations to update PO line details (item, pack size, delivery dates, and other fields). Quality improvements and stability: - Next-number generation logic fixed to ensure correct sequencing. - Type safety and code-review improvements, including cleanup of legacy comments and related fixes. Impact: - Stronger data integrity and reliability in PO processing; reduced manual validation and downstream errors. - Expanded test coverage and migration reliability, boosting maintainability and confidence for future changes. Technologies and skills demonstrated: - Backend mutations, authentication checks, database migrations, TypeScript typings, test-driven development, and code-review collaboration.

June 2025

6 Commits • 4 Features

Jun 1, 2025

Month: 2025-06 – Monthly summary for msupply-foundation/open-msupply. Key features delivered, major bug fixes, and overall impact focused on business value, data integrity, and maintainability. Highlights include a refactor that enables modular campaign data access, a migration-based schema consistency improvement, and donor data synchronization across stock and invoice records, with readable migrations and cleaner allocation logic.

May 2025

1 Commits • 1 Features

May 1, 2025

May 2025 monthly summary for msupply-foundation/open-msupply: Focused on strengthening internationalization/localization readiness. Delivered a new VVM Status localization key in the English locale, enabling faster multi-language support and improved user experience for non-English users. Change implemented as a small, isolated update with clear commit trace, minimizing risk and simplifying future audits.

April 2025

16 Commits • 4 Features

Apr 1, 2025

April 2025 monthly summary for msupply-foundation/open-msupply. Focused on delivering clinician-ready UI improvements, robust sensor data handling, and maintainable code cleanup, with a clear emphasis on business value: faster prescription processing, improved patient data visibility, and reduced risk from data inconsistencies. Key work spanned UI flow refinements, data-fetching patterns, validation enhancements, localization polish, and internal refactors to streamline maintenance and testing. The work supports faster clinical decision-making, improved data accuracy, and scalable architecture for future features.

March 2025

4 Commits • 1 Features

Mar 1, 2025

March 2025: Delivered comprehensive Insurance feature documentation for the dispensary module in msupply_docs, clarifying policy management, applying insurance during prescription payments, partial coverage handling, and flow/cancellation notes. The work improves staff onboarding, reduces support queries, and supports consistent payment processing with insurance involvement. Documentation updates were paired with reviews to ensure accuracy and alignment with the implemented workflow.

February 2025

76 Commits • 18 Features

Feb 1, 2025

February 2025 monthly summary for msupply-foundation/open-msupply: Focused on delivering business value through API integration, GraphQL insurance endpoints, and UI/payments enhancements, while stabilizing tests and improving performance. Highlights include foundational API work, a robust GraphQL layer for Insurance, UI/UX improvements for forms and payments, and strengthened test reliability.

January 2025

10 Commits • 3 Features

Jan 1, 2025

January 2025 — Documentation-centric month for msupply_docs: delivered a comprehensive overhaul of help and docs, clarified user guidance around the Username modal and Logout, and refreshed visual assets to reflect the current UI state across inventory, distribution, cold chain, and related sections. No major bugs fixed this month as the emphasis was on documentation delivery and asset updates. The work improves self-service, onboarding, and support efficiency, supported by clear, traceable Git commits.

December 2024

30 Commits • 8 Features

Dec 1, 2024

December 2024 for msupply-foundation/open-msupply focused on delivering robust data flows, stabilizing release pipelines, and improving user-facing components. Key features include Contact Form Feedback Integration (insert_contact_form mutation integration with side-id cleanup); CI/CD Workflow Improvements (manual cargo clean workflow, reorganized GitHub Actions, removal of PR trigger, addition of PR field); GraphQL & API Cleanup (remove GraphQL name, graphql_invoice cleanup, error types update); UI/UX Enhancements (Footer Action Bar, tooltip placement adjustments, and common component migration); Environment & Build Metadata (environment variable and cargo path added to TOML); and Translation & Sync Enhancements for the contact form. Major bug fixes included UI Loading Check fix and Contact Form Data Cleanup, along with several configuration and naming cleanups to improve maintainability. Overall, the work improved data integrity, release reliability, and localizable user experiences, while showcasing Rust/Cargo and GraphQL/CI/CD expertise, frontend refactoring, and build metadata management.

Activity

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Quality Metrics

Correctness92.0%
Maintainability88.8%
Architecture89.0%
Performance88.4%
AI Usage23.2%

Skills & Technologies

Programming Languages

GraphQLJSONJavaJavaScriptMarkdownNoneRustTypeScriptXMLYAML

Technical Skills

API DevelopmentAPI IntegrationAPI developmentAPI integrationAndroid developmentAsynchronous ProgrammingCI/CDConfiguration ManagementDatabase ManagementDevOpsDiesel ORMDocumentationFront End DevelopmentFrontend DevelopmentGitHub Actions

Repositories Contributed To

2 repos

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

msupply-foundation/open-msupply

Dec 2024 Dec 2025
11 Months active

Languages Used

JSONJavaScriptRustTypeScriptYAMLGraphQLJavaNone

Technical Skills

API integrationCI/CDConfiguration ManagementDevOpsGitHub ActionsGraphQL

msupply-foundation/msupply_docs

Jan 2025 Dec 2025
4 Months active

Languages Used

Markdown

Technical Skills

Documentationdocumentationcontent writingdata analysisinventory managementtechnical writing