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Javier Pérez Trufero

PROFILE

Javier Pérez Trufero

Developed foundational catalog infrastructure and data model enhancements for the Overture Maps project within the google/earthengine-catalog repository. Focused on establishing core catalog components using Jsonnet, integrating initial datasets, and implementing BigQuery hooks to streamline data ingestion and analytics. Enhanced metadata, standardized file naming, and removed obsolete references to improve data discoverability and governance. Added Earth Engine JavaScript visualization scripts for Manhattan and NYC, supporting geospatial analysis and mapping. Addressed schema evolution by introducing new RECORD types and aligning validation processes. Demonstrated skills in API development, cloud data management, and collaborative repository management, laying groundwork for scalable analytics pipelines.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

17Total
Bugs
0
Commits
17
Features
2
Lines of code
821
Activity Months1

Your Network

35 people

Work History

December 2025

17 Commits • 2 Features

Dec 1, 2025

December 2025: Delivered foundational Overture Maps catalog infrastructure and data model enhancements in google/earthengine-catalog. Established core catalog components (overture-maps.jsonnet, overture-maps_places_place.jsonnet, catalog.jsonnet) and integrated initial datasets; cleaned stale ownership references and standardized file naming for clarity. Implemented Overture Maps Places data model with BigQuery integration hooks, added visualization scripts for Manhattan and NYC via Earth Engine, and refined metadata and keywords to improve searchability. Addressed schema evolution by adopting new RECORD types in earthengine_const.libsonnet (with checker updates required). These changes reduce onboarding time for new datasets, enable consistent data discovery, and lay groundwork for scalable analytics pipelines. Technologies demonstrated include Jsonnet-based catalogs, Earth Engine JavaScript visualizations, BigQuery integration, repo refactoring, and governance processes.

Activity

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Quality Metrics

Correctness97.6%
Maintainability95.2%
Architecture96.4%
Performance95.2%
AI Usage22.4%

Skills & Technologies

Programming Languages

JSONJavaScriptJsonnetNonePython

Technical Skills

API developmentAPI integrationBigQueryEarth EngineJSON manipulationJSON schema designcloud data managementcollaborative developmentconfiguration managementdata configurationdata managementdata modelingdata visualizationdirectory managementfile management

Repositories Contributed To

1 repo

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

google/earthengine-catalog

Dec 2025 Dec 2025
1 Month active

Languages Used

JSONJavaScriptJsonnetNonePython

Technical Skills

API developmentAPI integrationBigQueryEarth EngineJSON manipulationJSON schema design