nasa/earthdata-search
Oct 2024 – Oct 2025
12 Months active
Languages Used
JavaScriptCSSTypeScriptSCSSShellJSONHTMLMarkdown
Technical Skills
Front End DevelopmentNode.jsReactSQLTestingdatabase management
Matthew Crouch
PROFILE
Matthew Crouch
Over twelve months, Michael Crouch engineered core features and infrastructure for the nasa/earthdata-search repository, focusing on frontend modernization, geospatial data handling, and robust state management. He migrated state from Redux to Zustand, upgraded routing with React Router v6, and refactored mapping to OpenLayers, improving performance and maintainability. Michael enhanced API integrations and implemented Infrastructure as Code using AWS CDK, supporting scalable deployments. His work included optimizing data retrieval, refining spatial queries, and strengthening test coverage with Playwright and TypeScript. These efforts reduced technical debt, improved user experience, and enabled faster, more reliable feature delivery across the Earthdata Search platform.
Overall Statistics
Feature vs Bugs
76%Features
Repository Contributions
107Total
Bugs
15
Commits
107
Features
47
Lines of code
337,530
Activity Months12
Your Network
7 people
Work History
October 2025
7 Commits • 2 Features
Oct 1, 2025Monthly summary for 2025-10 focused on delivering high-value features, stabilizing critical UX paths, and improving data handling for NASA Earthdata Search. The team shipped two core features (Emergency Notification Banner with deployment-time configuration and Granule Management enhancements) and resolved UX reliability bugs (panels tooltips and direct project-page load), driving deploy-time visibility, data integrity, and a smoother user experience.
7 Commits • 2 Features
Oct 1, 2025Monthly summary for 2025-10 focused on delivering high-value features, stabilizing critical UX paths, and improving data handling for NASA Earthdata Search. The team shipped two core features (Emergency Notification Banner with deployment-time configuration and Granule Management enhancements) and resolved UX reliability bugs (panels tooltips and direct project-page load), driving deploy-time visibility, data integrity, and a smoother user experience.
October 2025
September 2025
12 Commits • 6 Features
Sep 1, 2025September 2025 focused on delivering high-value features, stabilizing the frontend, and simplifying the codebase to improve time-to-value and reliability for nasa/earthdata-search. Major outcomes include improved facet navigation, more reliable granule search behavior, robust data retrieval across Harmony jobs, and modernization of the frontend stack to support faster iterations and better user experience. These efforts reduce support churn, speed up data discovery, and position the product for upcoming scalability.
September 2025
12 Commits • 6 Features
Sep 1, 2025September 2025 focused on delivering high-value features, stabilizing the frontend, and simplifying the codebase to improve time-to-value and reliability for nasa/earthdata-search. Major outcomes include improved facet navigation, more reliable granule search behavior, robust data retrieval across Harmony jobs, and modernization of the frontend stack to support faster iterations and better user experience. These efforts reduce support churn, speed up data discovery, and position the product for upcoming scalability.
August 2025
6 Commits • 3 Features
Aug 1, 2025August 2025 monthly summary for nasa/earthdata-search focused on delivering business value through state management modernization, fetch optimization, and query simplification. Implemented a leaner, faster data flow with reduced boilerplate and improved reliability, translating to better user experience and lower maintenance costs.
6 Commits • 3 Features
Aug 1, 2025August 2025 monthly summary for nasa/earthdata-search focused on delivering business value through state management modernization, fetch optimization, and query simplification. Implemented a leaner, faster data flow with reduced boilerplate and improved reliability, translating to better user experience and lower maintenance costs.
August 2025
July 2025
4 Commits • 2 Features
Jul 1, 2025July 2025 — NASA Earthdata Search delivered key features and bug fixes focused on maintainability, performance, and business value. State management modernization migrated from Redux to Zustand across project management and earthdataEnvironment, reducing Redux footprint, simplifying testing, and improving component performance. Configuration modularity achieved by moving place labels style config into a dedicated JSON file, enabling simpler customization and maintainability. Cloc report generation bug fixed to ensure reliable code metrics: cloc is downloaded and executed, reports are generated and uploaded automatically. These changes, together with updated tests and repository improvements, position the project for faster feature delivery and reduced technical debt.
July 2025
4 Commits • 2 Features
Jul 1, 2025July 2025 — NASA Earthdata Search delivered key features and bug fixes focused on maintainability, performance, and business value. State management modernization migrated from Redux to Zustand across project management and earthdataEnvironment, reducing Redux footprint, simplifying testing, and improving component performance. Configuration modularity achieved by moving place labels style config into a dedicated JSON file, enabling simpler customization and maintainability. Cloc report generation bug fixed to ensure reliable code metrics: cloc is downloaded and executed, reports are generated and uploaded automatically. These changes, together with updated tests and repository improvements, position the project for faster feature delivery and reduced technical debt.
June 2025
6 Commits • 2 Features
Jun 1, 2025June 2025 (2025-06) monthly summary for nasa/earthdata-search. Focused on modernizing the frontend architecture to improve stability, maintainability, and delivery velocity for the search experience. Implemented routing/state-management modernization and reinforced QA infrastructure to reduce risks on new feature work. Key features delivered: - Routing and State Management Modernization: Upgraded to React Router v6, integrated useLocation, and migrated app state from Redux to Zustand, including removal of portal configs and facets handling from Redux. Commit references confirmed: e86ee7ed241094c30e248cc70d945c6fb82a26db; 21967faddbe9b2a8ae5b8fcdcc33d310210c4cc9; a9ca71e8972d96801381632d32b0a2c335a53e01; 8f594496931db742dfec076358fe824c59098ece. - Testing and QA Infrastructure Enhancements: Added metrics-test.json to improve data-driven test coverage and cleaned up obsolete tests to increase reliability. Commits: 708cabd48a0ea1ed6e2de726c3f7b1030b97e5ed; 52b443d36cff69ab63a9b4ca4d18b24e3eb178aa. Major bugs fixed / state improvements: - Resolved state inconsistencies by removing portal configs and facetsParams from Redux and migrating to Zustand, reducing boilerplate and preventing Redux-related regressions. - Improved test reliability by pruning obsolete tests and introducing metrics-driven test data, decreasing flaky test occurrences. Overall impact and accomplishments: - Modernized frontend routing and state management, enabling faster feature delivery and simpler maintenance. - Cleaner architecture with reduced Redux boilerplate and a more predictable UI state under Zustand. - Strengthened quality assurance with data-driven tests and leaner test suites, reducing risk on upcoming releases. Technologies/skills demonstrated: - React Router v6, Zustand, Redux cleanup, React hooks (useLocation) - Frontend architecture modernization, state management migration planning - QA automation, data-driven testing, JSON-based test data
6 Commits • 2 Features
Jun 1, 2025June 2025 (2025-06) monthly summary for nasa/earthdata-search. Focused on modernizing the frontend architecture to improve stability, maintainability, and delivery velocity for the search experience. Implemented routing/state-management modernization and reinforced QA infrastructure to reduce risks on new feature work. Key features delivered: - Routing and State Management Modernization: Upgraded to React Router v6, integrated useLocation, and migrated app state from Redux to Zustand, including removal of portal configs and facets handling from Redux. Commit references confirmed: e86ee7ed241094c30e248cc70d945c6fb82a26db; 21967faddbe9b2a8ae5b8fcdcc33d310210c4cc9; a9ca71e8972d96801381632d32b0a2c335a53e01; 8f594496931db742dfec076358fe824c59098ece. - Testing and QA Infrastructure Enhancements: Added metrics-test.json to improve data-driven test coverage and cleaned up obsolete tests to increase reliability. Commits: 708cabd48a0ea1ed6e2de726c3f7b1030b97e5ed; 52b443d36cff69ab63a9b4ca4d18b24e3eb178aa. Major bugs fixed / state improvements: - Resolved state inconsistencies by removing portal configs and facetsParams from Redux and migrating to Zustand, reducing boilerplate and preventing Redux-related regressions. - Improved test reliability by pruning obsolete tests and introducing metrics-driven test data, decreasing flaky test occurrences. Overall impact and accomplishments: - Modernized frontend routing and state management, enabling faster feature delivery and simpler maintenance. - Cleaner architecture with reduced Redux boilerplate and a more predictable UI state under Zustand. - Strengthened quality assurance with data-driven tests and leaner test suites, reducing risk on upcoming releases. Technologies/skills demonstrated: - React Router v6, Zustand, Redux cleanup, React hooks (useLocation) - Frontend architecture modernization, state management migration planning - QA automation, data-driven testing, JSON-based test data
June 2025
May 2025
24 Commits • 9 Features
May 1, 2025May 2025 (nasa/earthdata-search) delivered meaningful performance improvements, codebase modernization, and enhanced instrumentation, while fixing critical user-facing bugs. The work emphasizes business value: faster load times, improved reliability for spatial operations, and easier maintainability through TypeScript adoption and Redux refactors.
May 2025
24 Commits • 9 Features
May 1, 2025May 2025 (nasa/earthdata-search) delivered meaningful performance improvements, codebase modernization, and enhanced instrumentation, while fixing critical user-facing bugs. The work emphasizes business value: faster load times, improved reliability for spatial operations, and easier maintainability through TypeScript adoption and Redux refactors.
April 2025
5 Commits • 4 Features
Apr 1, 2025April 2025 — NASA Earthdata Search: Delivered core UI and performance improvements via a map rendering overhaul to OpenLayers, a Zustand-based state management refactor, and targeted UI/schema enhancements, along with accuracy and reliability improvements in polygon handling and tests. These changes reduce complexity and dependencies, improve map interactions and startup performance, and provide a simpler, more maintainable state layer, contributing to faster feature delivery and more reliable deployments.
5 Commits • 4 Features
Apr 1, 2025April 2025 — NASA Earthdata Search: Delivered core UI and performance improvements via a map rendering overhaul to OpenLayers, a Zustand-based state management refactor, and targeted UI/schema enhancements, along with accuracy and reliability improvements in polygon handling and tests. These changes reduce complexity and dependencies, improve map interactions and startup performance, and provide a simpler, more maintainable state layer, contributing to faster feature delivery and more reliable deployments.
April 2025
March 2025
13 Commits • 4 Features
Mar 1, 2025March 2025 — NASA Earthdata Search: Delivered a substantial map-visualization and spatial-search feature set for granules, enhancing discovery and interaction. Key capabilities include: Granule Visualization on Map with outlines and imagery; Enhanced Interactions for Granules on Map (hover/click focus); Polygon Holes and Labeling Rendering for accurate map rendering; Advanced Spatial Search with Shape Drawing and Shapefile Search. These improvements enable users to visually select granules, perform map-driven queries, and quickly locate relevant data, reducing time-to-insight and improving accessibility. The work spans multiple commits across EDSC-4413/4414/4415/4422/4417 with PRs #1873, #1880, #1876, #1879, #1883, #1886.
March 2025
13 Commits • 4 Features
Mar 1, 2025March 2025 — NASA Earthdata Search: Delivered a substantial map-visualization and spatial-search feature set for granules, enhancing discovery and interaction. Key capabilities include: Granule Visualization on Map with outlines and imagery; Enhanced Interactions for Granules on Map (hover/click focus); Polygon Holes and Labeling Rendering for accurate map rendering; Advanced Spatial Search with Shape Drawing and Shapefile Search. These improvements enable users to visually select granules, perform map-driven queries, and quickly locate relevant data, reducing time-to-insight and improving accessibility. The work spans multiple commits across EDSC-4413/4414/4415/4422/4417 with PRs #1873, #1880, #1876, #1879, #1883, #1886.
February 2025
14 Commits • 7 Features
Feb 1, 2025February 2025 – nasa/earthdata-search: Delivered a concise set of mapping, security, and infrastructure enhancements that improve user experience, data reliability, and operational readiness. Core updates include migrating mapping to OpenLayers for richer features, enabling map projection switching with keyboard shortcuts (including polar projections), implementing auto-logout when DB components are disabled for security, expanding API gateway support with PNG binary media types, and establishing Notebook Generation Infrastructure (new S3 bucket with lifecycle rules and access policies). Additional UI improvements provide indicators for dataset collections lacking cloud hosting or customization features, contributing to clearer UX and reduced support overhead.
14 Commits • 7 Features
Feb 1, 2025February 2025 – nasa/earthdata-search: Delivered a concise set of mapping, security, and infrastructure enhancements that improve user experience, data reliability, and operational readiness. Core updates include migrating mapping to OpenLayers for richer features, enabling map projection switching with keyboard shortcuts (including polar projections), implementing auto-logout when DB components are disabled for security, expanding API gateway support with PNG binary media types, and establishing Notebook Generation Infrastructure (new S3 bucket with lifecycle rules and access policies). Additional UI improvements provide indicators for dataset collections lacking cloud hosting or customization features, contributing to clearer UX and reduced support overhead.
February 2025
January 2025
2 Commits • 2 Features
Jan 1, 2025January 2025 (2025-01) monthly summary for nasa/earthdata-search focused on API capability enhancements and infrastructure modernization. Delivered two high-impact features, established scalable IaC, and reinforced testing to ensure reliability and business value.
January 2025
2 Commits • 2 Features
Jan 1, 2025January 2025 (2025-01) monthly summary for nasa/earthdata-search focused on API capability enhancements and infrastructure modernization. Delivered two high-impact features, established scalable IaC, and reinforced testing to ensure reliability and business value.
November 2024
8 Commits • 2 Features
Nov 1, 2024November 2024 performance summary for nasa/earthdata-search. Delivered major feature and reliability improvements across Harmony orders, geospatial data handling, and data insertion workflows, with a strong emphasis on stability, validation, and test coverage. Key work included Harmony Order Labeling and UI stability, Geospatial enhancements for timeline queries and antimeridian handling, robust JSON formatting for shapefiles insertion, and hardened image browse URL validation, complemented by targeted test improvements to raise reliability.
8 Commits • 2 Features
Nov 1, 2024November 2024 performance summary for nasa/earthdata-search. Delivered major feature and reliability improvements across Harmony orders, geospatial data handling, and data insertion workflows, with a strong emphasis on stability, validation, and test coverage. Key work included Harmony Order Labeling and UI stability, Geospatial enhancements for timeline queries and antimeridian handling, robust JSON formatting for shapefiles insertion, and hardened image browse URL validation, complemented by targeted test improvements to raise reliability.
November 2024
October 2024
6 Commits • 4 Features
Oct 1, 2024Month: 2024-10 — NASA Earthdata Search: focused on delivering high-value features, performance enhancements, and data-access optimizations that accelerate tagging, improve user experience, and strengthen data retrieval scalability. The work demonstrates reduced tagging latency, faster queries, and more accurate time-param handling for GIBS layers, enabling quicker data discovery and more reliable temporal filtering for end users.
October 2024
6 Commits • 4 Features
Oct 1, 2024Month: 2024-10 — NASA Earthdata Search: focused on delivering high-value features, performance enhancements, and data-access optimizations that accelerate tagging, improve user experience, and strengthen data retrieval scalability. The work demonstrates reduced tagging latency, faster queries, and more accurate time-param handling for GIBS layers, enabling quicker data discovery and more reliable temporal filtering for end users.
Activity
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Quality Metrics
Correctness88.0%
Maintainability83.8%
Architecture84.4%
Performance84.4%
AI Usage37.4%
Skills & Technologies
Programming Languages
CSSHTMLJSONJavaScriptMarkdownNoneReactSCSSShellTypeScript
Technical Skills
API DevelopmentAPI developmentAPI integrationAWS CDKCSSCloud DevelopmentCloudFormationComponent TestingConfiguration ManagementDevOpsFront End DevelopmentFront-end DevelopmentGitHub ActionsHTMLJavaScript
Repositories Contributed To
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