kobotoolbox/kpi
Nov 2024 – Oct 2025
10 Months active
Languages Used
PythonTypeScriptDjangoJavaScriptHTMLMarkdownSQLYAML
Technical Skills
API DevelopmentBackend DevelopmentCeleryConfiguration ManagementConstanceDjango
Guillermo
PROFILE
Guillermo
Luis Garcia developed and maintained core backend features for the kobotoolbox/kpi repository, focusing on scalable API design, robust data management, and operational reliability. He delivered features such as automated log retention, unified permissions, and mass email scheduling, using Django, Python, and Celery to orchestrate asynchronous tasks and enforce business rules. His work included refactoring legacy APIs, enhancing OpenAPI schema documentation, and integrating Stripe for subscription management. By improving error handling, database hygiene, and test coverage, Luis addressed both technical debt and production stability. His contributions demonstrated depth in backend engineering, with careful attention to maintainability, security, and cross-system integration.
Overall Statistics
Feature vs Bugs
72%Features
Repository Contributions
39Total
Bugs
7
Commits
39
Features
18
Lines of code
11,928
Activity Months10
Your Network
15 people
Work History
October 2025
5 Commits • 2 Features
Oct 1, 2025October 2025 monthly summary for kobotoolbox/kpi focusing on business value and technical achievements. Key features delivered: - OpenAPI schema enhancements and Stripe API documentation: refactored OpenAPI models to reuse MemberRoleEnum and InviteResponse; made the invite field nullable to simplify member lists; added OpenAPI schema definitions and TypeScript models for Stripe entities (products, prices, subscriptions, add-ons). This improves client integration consistency and accelerates payment-related feature work. Major bugs fixed: - Permissions management stability fixes: corrected a long-running migration that deletes obsolete permissions by targeting the correct _raw_delete path; cleaned up obsolete django-guardian foreign key constraints to preserve data integrity after dependency removal. Overall impact and accomplishments: - Strengthened API reliability and developer experience, enabling safer, faster integration with Stripe and cleaner member data representations. Reduced risk of data integrity issues in permission management and improved authentication flow through platform updates. Technologies/skills demonstrated: - OpenAPI, TypeScript modeling, and API schema design; Stripe integration documentation - Django migrations, database constraint management, and data integrity remediation - Django Allauth upgrade and targeted test adjustments to leverage latest security features
5 Commits • 2 Features
Oct 1, 2025October 2025 monthly summary for kobotoolbox/kpi focusing on business value and technical achievements. Key features delivered: - OpenAPI schema enhancements and Stripe API documentation: refactored OpenAPI models to reuse MemberRoleEnum and InviteResponse; made the invite field nullable to simplify member lists; added OpenAPI schema definitions and TypeScript models for Stripe entities (products, prices, subscriptions, add-ons). This improves client integration consistency and accelerates payment-related feature work. Major bugs fixed: - Permissions management stability fixes: corrected a long-running migration that deletes obsolete permissions by targeting the correct _raw_delete path; cleaned up obsolete django-guardian foreign key constraints to preserve data integrity after dependency removal. Overall impact and accomplishments: - Strengthened API reliability and developer experience, enabling safer, faster integration with Stripe and cleaner member data representations. Reduced risk of data integrity issues in permission management and improved authentication flow through platform updates. Technologies/skills demonstrated: - OpenAPI, TypeScript modeling, and API schema design; Stripe integration documentation - Django migrations, database constraint management, and data integrity remediation - Django Allauth upgrade and targeted test adjustments to leverage latest security features
October 2025
September 2025
14 Commits • 4 Features
Sep 1, 2025September 2025 delivered a consolidated permissions strategy, robust API consistency, and scalable data modeling across kobotoolbox/kpi. Key outcomes include unifying Kobocat/OpenRosa permissions into KPI, stabilizing permission handling in the UI and long-running migrations; standardizing service usage data types with required fields, nullable balance, and backfill counters; enhancements to organization API typing and enums for roles and invites; improved API client error handling with a unified 404 ErrorDetail; and enabling dynamic filtering in mass emails via a parameterized query model. Additional hardening of API schema generation addressed warnings and ensured components register only when missing. These changes reduce technical debt, bolster security, and improve developer velocity and business reliability.
September 2025
14 Commits • 4 Features
Sep 1, 2025September 2025 delivered a consolidated permissions strategy, robust API consistency, and scalable data modeling across kobotoolbox/kpi. Key outcomes include unifying Kobocat/OpenRosa permissions into KPI, stabilizing permission handling in the UI and long-running migrations; standardizing service usage data types with required fields, nullable balance, and backfill counters; enhancements to organization API typing and enums for roles and invites; improved API client error handling with a unified 404 ErrorDetail; and enabling dynamic filtering in mass emails via a parameterized query model. Additional hardening of API schema generation addressed warnings and ensured components register only when missing. These changes reduce technical debt, bolster security, and improve developer velocity and business reliability.
August 2025
4 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary for kobotoolbox/kpi focusing on delivering high-value features, fixing critical data handling issues, and strengthening operational governance. Key outcomes include enhanced data auditability and more accurate email personalization, underpinned by scheduled background tasks and explicit linkage to DEV tickets.
4 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary for kobotoolbox/kpi focusing on delivering high-value features, fixing critical data handling issues, and strengthening operational governance. Key outcomes include enhanced data auditability and more accurate email personalization, underpinned by scheduled background tasks and explicit linkage to DEV tickets.
August 2025
June 2025
1 Commits
Jun 1, 2025June 2025 monthly summary for kobotoolbox/kpi: Delivered a critical reliability fix for the Asset Summary workflow by addressing a 500 error and improving MongoDB date handling. The change ensures accurate daily counts, enables partial-permission users to access asset summaries, and resolves DocumentDB incompatibility by correctly parsing submission times to extract the date. This work reduces downtime, improves data accuracy, and strengthens cross-database compatibility for production environments.
June 2025
1 Commits
Jun 1, 2025June 2025 monthly summary for kobotoolbox/kpi: Delivered a critical reliability fix for the Asset Summary workflow by addressing a 500 error and improving MongoDB date handling. The change ensures accurate daily counts, enables partial-permission users to access asset summaries, and resolves DocumentDB incompatibility by correctly parsing submission times to extract the date. This work reduces downtime, improves data accuracy, and strengthens cross-database compatibility for production environments.
April 2025
1 Commits • 1 Features
Apr 1, 2025April 2025 — kobotoolbox/kpi Key features delivered - Mass Email Scheduling Celery Task: Implemented a dedicated Celery task for mass email sending. Includes scheduling logic to enforce daily sending limits and a comprehensive unit-test suite. The task is prepared for integration and can replace the existing task in the future; it is not enabled by default to minimize rollout risk. Major bugs fixed - No critical bugs reported or closed this month. Overall impact and accomplishments - Enables scalable, reliable mass email campaigns with controlled throughput, reducing risk of overloading mail infrastructure. - Lays groundwork for cleaner migration by designing the new task to eventually replace the legacy one, with minimal production disruption. - Strengthens quality through unit tests and prepared integration path, improving confidence for future deployments. Technologies and skills demonstrated - Celery-based task orchestration and scheduling logic - Python backend development and feature-flag/gradual rollout approach - Test-driven development with comprehensive unit tests - CI readiness and maintainable code structure Commits - 71a64f26ec4b6a92efa2a7644c0f65e826a3c778 — feat(massEmails): Celery task for sending emails TASK-1692 (#5659)
1 Commits • 1 Features
Apr 1, 2025April 2025 — kobotoolbox/kpi Key features delivered - Mass Email Scheduling Celery Task: Implemented a dedicated Celery task for mass email sending. Includes scheduling logic to enforce daily sending limits and a comprehensive unit-test suite. The task is prepared for integration and can replace the existing task in the future; it is not enabled by default to minimize rollout risk. Major bugs fixed - No critical bugs reported or closed this month. Overall impact and accomplishments - Enables scalable, reliable mass email campaigns with controlled throughput, reducing risk of overloading mail infrastructure. - Lays groundwork for cleaner migration by designing the new task to eventually replace the legacy one, with minimal production disruption. - Strengthens quality through unit tests and prepared integration path, improving confidence for future deployments. Technologies and skills demonstrated - Celery-based task orchestration and scheduling logic - Python backend development and feature-flag/gradual rollout approach - Test-driven development with comprehensive unit tests - CI readiness and maintainable code structure Commits - 71a64f26ec4b6a92efa2a7644c0f65e826a3c778 — feat(massEmails): Celery task for sending emails TASK-1692 (#5659)
April 2025
March 2025
3 Commits • 2 Features
Mar 1, 2025February 2025-03 KPI repository monthly summary highlighting key feature deliveries, bug fixes, and impact for business value. This period focused on expanding media upload capabilities and improving operational efficiency in mass communications.
March 2025
3 Commits • 2 Features
Mar 1, 2025February 2025-03 KPI repository monthly summary highlighting key feature deliveries, bug fixes, and impact for business value. This period focused on expanding media upload capabilities and improving operational efficiency in mass communications.
February 2025
5 Commits • 4 Features
Feb 1, 2025February 2025 focused on cleaning up legacy OpenRosa V1 API, tightening access controls, and enhancing admin visibility. Delivered four key features, removed deprecated endpoints and outdated reports, improved onboarding for Android data collection, and fortified asset permission handling. These efforts reduce technical debt, improve security and data quality, and provide clearer business-facing insights for planning and cost optimization.
5 Commits • 4 Features
Feb 1, 2025February 2025 focused on cleaning up legacy OpenRosa V1 API, tightening access controls, and enhancing admin visibility. Delivered four key features, removed deprecated endpoints and outdated reports, improved onboarding for Android data collection, and fortified asset permission handling. These efforts reduce technical debt, improve security and data quality, and provide clearer business-facing insights for planning and cost optimization.
February 2025
January 2025
4 Commits • 2 Features
Jan 1, 2025January 2025 – kobotoolbox/kpi: Delivered three high-impact changes focused on reliability, data clarity, and user-facing validation, with measurable business value and maintainable code improvements. Key deliverables: - Deployment error handling and validation messaging improvements: Sharper validation messages for invalid survey content during deployment and asset deployment, plus unit tests to ensure reliability. Commit history includes fix(BugFixes) error handling for invalid XLS forms (7654a8b3c51340467a08853256d947ec29a5c909) and a back-ported bugfix to align with #5403 (3d8757d07508c4088ea98da18f318d149b73007a). - Prevent 500 errors in audio transcription by accounting addon subscription plans for usage limits: Fixed 500 errors during transcription by correctly accounting addon product types in org usage quotas, ensuring accurate quota management. Commit: a7f786d3aa26366e2e3fd00ce044a0de0546c92d. - Enhance organization user export with organization name and ID: Added org name and ID columns to the organization users export to improve clarity and downstream reporting. Commit: c6ecbf6b3af3a79f2f16e4caf57c1115bb50f02b. Overall impact: Improved deployment reliability and user experience through clearer error messaging, reduced operational risk by stabilizing transcription workflows and quota accounting, and enhanced data quality for analytics and reporting. These changes support faster issue triage, better data-driven decision making, and higher uptime for critical KPI-related features. Technologies/skills demonstrated: unit testing, error handling and validation messaging, quota/usage accounting logic, data export enhancement, and cross-repo maintenance (back-porting fixes).
January 2025
4 Commits • 2 Features
Jan 1, 2025January 2025 – kobotoolbox/kpi: Delivered three high-impact changes focused on reliability, data clarity, and user-facing validation, with measurable business value and maintainable code improvements. Key deliverables: - Deployment error handling and validation messaging improvements: Sharper validation messages for invalid survey content during deployment and asset deployment, plus unit tests to ensure reliability. Commit history includes fix(BugFixes) error handling for invalid XLS forms (7654a8b3c51340467a08853256d947ec29a5c909) and a back-ported bugfix to align with #5403 (3d8757d07508c4088ea98da18f318d149b73007a). - Prevent 500 errors in audio transcription by accounting addon subscription plans for usage limits: Fixed 500 errors during transcription by correctly accounting addon product types in org usage quotas, ensuring accurate quota management. Commit: a7f786d3aa26366e2e3fd00ce044a0de0546c92d. - Enhance organization user export with organization name and ID: Added org name and ID columns to the organization users export to improve clarity and downstream reporting. Commit: c6ecbf6b3af3a79f2f16e4caf57c1115bb50f02b. Overall impact: Improved deployment reliability and user experience through clearer error messaging, reduced operational risk by stabilizing transcription workflows and quota accounting, and enhanced data quality for analytics and reporting. These changes support faster issue triage, better data-driven decision making, and higher uptime for critical KPI-related features. Technologies/skills demonstrated: unit testing, error handling and validation messaging, quota/usage accounting logic, data export enhancement, and cross-repo maintenance (back-porting fixes).
December 2024
1 Commits
Dec 1, 2024December 2024: NLP processing stability improved for non-Stripe deployments in kobotoolbox/kpi. The NLP pipeline now operates when Stripe is disabled by conditionally deducting usage only when Stripe is enabled. Added unit tests to validate Stripe-enabled and Stripe-disabled paths, improving reliability and analytics continuity across environments. This work reduces downtime risk and ensures consistent feature availability for all users.
1 Commits
Dec 1, 2024December 2024: NLP processing stability improved for non-Stripe deployments in kobotoolbox/kpi. The NLP pipeline now operates when Stripe is disabled by conditionally deducting usage only when Stripe is enabled. Added unit tests to validate Stripe-enabled and Stripe-disabled paths, improving reliability and analytics continuity across environments. This work reduces downtime risk and ensures consistent feature availability for all users.
December 2024
November 2024
1 Commits • 1 Features
Nov 1, 2024Month: 2024-11 — Delivered automatic expiration of project history logs in kobotoolbox/kpi with a Constance-configurable retention policy. This feature prunes old history/audit logs based on the defined retention period, improving data management, storage efficiency, and governance. The work supports data hygiene, faster queries on active logs, and reduces storage costs. Related task and commit details are captured in the deliverables.
November 2024
1 Commits • 1 Features
Nov 1, 2024Month: 2024-11 — Delivered automatic expiration of project history logs in kobotoolbox/kpi with a Constance-configurable retention policy. This feature prunes old history/audit logs based on the defined retention period, improving data management, storage efficiency, and governance. The work supports data hygiene, faster queries on active logs, and reduces storage costs. Related task and commit details are captured in the deliverables.
Activity
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Quality Metrics
Correctness88.6%
Maintainability87.6%
Architecture84.0%
Performance80.0%
AI Usage21.0%
Skills & Technologies
Programming Languages
DjangoHTMLINIJavaScriptMarkdownPythonSQLTypeScriptYAML
Technical Skills
API Client DevelopmentAPI DesignAPI DevelopmentAPI IntegrationAsynchronous Task ProcessingBackend DevelopmentBug FixingCeleryCode GenerationCode RefactoringConfiguration ManagementConstanceDRFData ExportData Modeling
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline