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Nicolas Echezarreta

PROFILE

Nicolas Echezarreta

Nicolás Echeza engineered robust creator tooling and editor workflows across the decentraland/creator-hub and decentraland/js-sdk-toolchain repositories, focusing on asset management, deployment reliability, and developer experience. He implemented features such as real-time scene logging, dynamic S3-based asset catalogs, and programmatic deployment APIs, leveraging TypeScript, React, and Node.js. His technical approach emphasized modularity, type safety, and CI/CD automation, with careful attention to error handling and cross-platform compatibility. By integrating analytics, localization, and undo/redo systems, Nicolás improved both usability and maintainability. His work demonstrated depth in full stack development, consistently delivering stable, scalable solutions that accelerated iteration and reduced operational risk.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

147Total
Bugs
37
Commits
147
Features
75
Lines of code
553,854
Activity Months17

Work History

May 2026

1 Commits • 1 Features

May 1, 2026

May 2026 monthly summary for decentraland/js-sdk-toolchain: Delivered a stability-focused feature and fixed a hot-reload regression, strengthening developer productivity and release reliability. Key improvements include a new --no-client CLI flag to disable auto-launch for the stable file-watch hot reload, ensuring uninterrupted development flow; and a fixed regression where --no-client could break the file-watch hot reload, addressing issue #1391. These changes improve developer experience, reduce flaky reloads, and contribute to a more robust toolchain for JS SDK development.

April 2026

2 Commits • 2 Features

Apr 1, 2026

April 2026 performance summary: Delivered two key features across decentraland/js-sdk-toolchain and decentraland/creator-hub to improve deployment observability and user storage workflows. Implemented deployment dependency version tracking to enhance analytics and traceability, and added a 'View Storage' button in PublishedProjectCard to enable direct access to world storage, accompanied by utilities and multi-language support. These efforts strengthen deployment governance, user experience, and cross-language support, reflecting a strong emphasis on business value and maintainability. Technologies demonstrated include JavaScript/TypeScript, React component patterns, deployment analytics, and internationalization workflows.

March 2026

2 Commits • 2 Features

Mar 1, 2026

March 2026 highlights in decentraland/creator-hub include delivering a dynamic S3-based asset catalog with real-time updates and an SDK compatibility gate to ensure latest assets and guard against version mismatches; introducing a local development environment for the dynamic asset-packs catalog and adding an unreachable state to improve resilience; and restoring direct world access management by uncommenting the Access tab in the World Permissions modal. These deliverables boost asset delivery speed, reduce compatibility risks, and enhance governance for world builders.

February 2026

6 Commits • 3 Features

Feb 1, 2026

February 2026 performance summary for decentraland repositories. Key features delivered and major bugs fixed in the two primary repos (decentraland/creator-hub and decentraland/js-sdk-toolchain). This month focused on increasing usage visibility, UX clarity, localization hygiene, and reliability of core SDK entity handling, with robust testing to support future changes. Key features delivered: - Script Analytics Tracking: Add analytics for Script component actions to monitor user interactions and script management activities, enabling better usage insights and decision-making. (commit: 96f5f0a51cce0ce227ac9d04fab0375e5eef7c57) - Collaborators Tab UI Improvements: Refine descriptions and empty list messages to enhance user understanding and reduce confusion when no collaborators are present. (commit: b130c5f3c9b942f578a384a0bfdd91053fb7420c) - Localization initialization cleanup and i18n upgrade: Updated i18next version and removed support message display in language initialization. (commit: ce67806cda32b38c9f9cb0ebd39967f476d4ae87) Major bugs fixed: - Advanced Mode Scene Layout Bug Fix: Fix issue where the scene layout did not update correctly in advanced mode by correcting state management for grid and base coordinates to ensure UI reflects changes. (commit: 30c541b7bd3600048f7920197c5fec7d6d81fef6) - UiInput smoothing: prevent dirty state on echoed values: Addresses issue with UiInput where echoed values from the renderer caused keystroke drops; implements logic to prevent the component from being marked dirty when echoed value matches the last reported value, and adds tests to validate the behavior. (commit: 3a83d2f48ae4ee0fcd1333086d0240bffed7f00e) - Decentraland SDK: ensure unique entity IDs; update snapshots and tests: Resolved entity ID collisions in the Decentraland SDK, ensuring unique identifiers for entities. Updated related snapshots and added tests to validate the changes. (commit: b055846a29706be0436e42d09dd63d2d7951b3a8) Overall impact and accomplishments: - Improved product reliability and UX consistency across creator-hub and js-sdk-toolchain. - Enabled data-driven decision making via Script analytics while reducing runtime risks through robust ID handling and UI state fixes. - Strengthened localization and testing coverage, contributing to smoother internationalization workflows and more maintainable code. Technologies/skills demonstrated: - Analytics integration, i18n upgrades, UI/UX copy improvements, advanced state management, robust testing (snapshots/tests), and entity ID collision handling across multiple repositories.

January 2026

10 Commits • 4 Features

Jan 1, 2026

January 2026 monthly summary across decentraland/js-sdk-toolchain and decentraland/creator-hub. Focused on delivering scripting system enhancements, improved offline UX, type-safe script integrations, and solid CI/CD reliability, driving developer productivity and stable releases. Highlights include enabling retrieval and operation of Script instances from anywhere, stronger type safety with ActionRef/ActionCallback, offline connectivity support, and robust platform upgrades.

December 2025

21 Commits • 10 Features

Dec 1, 2025

Month: 2025-12 — Consolidation and developer-experience focused delivery across asset-packs, creator-hub, js-sdk-toolchain, and ui2. Key business outcomes include migration readiness to the creator-hub monorepo, safer deployment pipelines, easier npm publishing for assets, and enhanced scripting capabilities for scene authors.

October 2025

15 Commits • 7 Features

Oct 1, 2025

Monthly summary for 2025-10 focusing on three repositories: decentraland/asset-packs, decentraland/creator-hub, and decentraland/js-sdk-toolchain. Delivered several security, stability, and developer-experience improvements across the platform, with a clear impact on release reliability, maintenance burden, and migration enablement for Creator Hub.

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025: Focused on editor reliability and iterative design enhancements in decentraland/creator-hub. Delivered: 1) NFT Editor Item Removal Bug Fix to prevent accidental removal of NFT smart items when selecting/deselecting, with targeted refactors in ActionInspector.tsx and NftShapeInspector.tsx; 2) Robust Undo/Redo System Across Application, with RPC refactor, undo/redo saga, and improved asset/data handling to support reliable multi-step editing workflows. These changes reduced risk of data loss and accelerated design iteration across complex scenes and assets.

August 2025

27 Commits • 12 Features

Aug 1, 2025

August 2025 performance across decentraland/creator-hub and decentraland/js-sdk-toolchain focused on UI cleanup, inspector improvements, stable release workflows, and targeted tooling maintenance to reduce friction and maintenance overhead. Key outcomes include UI simplification in Creator Hub, with Inspector Icon Removal on scene, camera, and player; Inspector Versioning introduced; and release workflow enhancements that include a title in update-release-descriptions and an updated drop workflow. Dependency hygiene improved with updates to @dcl/inspector to 7.9.3 and 7.9.5, alongside CI/QA reliability improvements (including an NPM publish action fix and added inspector release tests). In the JS SDK toolchain, asset-pacls was upgraded to 2.5.4 and deprecated inspector tooling was removed, along with related CI/Makefile/Jest configurations to streamline builds and testing. Overall impact: more stable, repeatable releases, faster CI feedback, and clearer cross-repo collaboration, with demonstrated skills in CI/CD, dependency management, monorepo maintenance, and cross-platform compatibility.

July 2025

15 Commits • 6 Features

Jul 1, 2025

July 2025 performance highlights across decentraland repos: Delivered programmatic Deploy API with typed error handling to enable scriptable deployments and clearer SDK errors; added Texture component offset and tiling to the Inspector for precise texture placement; overhauled the Gizmo system (including BabylonJS 8.7 integration) to improve accuracy and ECS synchronization; introduced range selection and multi-drag/drop in the Entity Tree to boost editor efficiency; and enhanced deployment tooling with centralized dynamic imports, Windows path fixes, and general maintainability across Creator Hub. Additional stability work included Asset Packs upgrades (2.5.2) and VideoPlayer unlit material adjustments for correct lighting and texture mapping. These changes improve developer productivity, reduce debugging time, and strengthen cross-repo reliability and cross-language support.

June 2025

2 Commits • 2 Features

Jun 1, 2025

June 2025 monthly summary focused on delivering developer-centric improvements across two core repos, with an emphasis on reducing onboarding friction, improving usability, and enabling experiment-driven enhancements.

May 2025

4 Commits • 2 Features

May 1, 2025

May 2025 monthly summary focusing on key features delivered, bugs fixed, and pipeline improvements across decentraland/js-sdk-toolchain and decentraland/creator-hub. Emphasizes business value, reliability, and technical excellence.

April 2025

10 Commits • 7 Features

Apr 1, 2025

April 2025: Delivered notable UX enhancements, reliability improvements, and dependency modernization across decentraland/js-sdk-toolchain, decentraland/creator-hub, and decentraland/asset-packs. The month focused on shipping user-facing features that unlock better authoring and preview experiences, while stabilizing runtime behavior and upgrading core dependencies to reduce technical debt. Major outcomes include improved gizmo interactions and selection feedback, expanded preview controls for faster iteration, automated macOS post-install flow, and enhanced asset management reliability.

March 2025

7 Commits • 5 Features

Mar 1, 2025

During March 2025, I delivered a set of tooling and workflow improvements across the decentraland/creator-hub and decentraland/js-sdk-toolchain repositories that enhance creator productivity, debugging capabilities, and publish reliability. Key work included real-time scene logging with a dedicated debugger console, deployment notifications with a refactored publish workflow, a CreateProject modal with service-based workspace initialization, and an SDK upgrade to align with latest editor capabilities for QA readiness. In addition, Scene Editor UI/UX improvements in the JS SDK Toolchain—such as refined camera/gizmo controls, automatic Scene selection on startup, and an asset catalog refresh button—streamlined creator workflows.

February 2025

9 Commits • 5 Features

Feb 1, 2025

February 2025 monthly summary highlighting key features delivered, major bugs fixed, and overall impact across two repos. Focus on business value, reliability, and technical achievements.

January 2025

5 Commits • 2 Features

Jan 1, 2025

January 2025 performance highlights for decentraland engineering: - Delivered core feature: Deployment Status Checking in Creator Hub with real-time progress updates across catalyst, asset bundles, and LODs, plus UI polish and improved error handling. Commit: b314905306a8f522c7262b85e52212003df74184. - Implemented Enhanced Asset Import Flow in js-sdk-toolchain to streamline multi-file uploads with visual feedback, validation, asset previews, and error handling. Commit: 024c250c134fec9c63fc229ca5dd67e07ce58d83. - Fixed production readiness issues: switched asset bundle registry to production domain to ensure correct env usage; reverted temporary testing configurations and enabled dynamic chainId for deploy with environment variable fallback. Commits: 46af72a48b3bbc484c5b85460091c7bedba67c0d, e607131d610a83da1c68f09e4631385824e847a1. - Updated Decentraland SDK to 7.7.2 to leverage bug fixes, performance improvements, and new features. Commit: ca60571d54ab34da1f61c3152ae24d9afdac753b. - Overall: elevated production stability, faster and safer deployments, and smoother creator workflows through improved asset handling and tooling integration.

November 2024

9 Commits • 4 Features

Nov 1, 2024

November 2024 — Delivered notable product improvements and stability fixes across decentraland/creator-hub and decentraland/js-sdk-toolchain. Business impact focused on deployment reliability, refreshed learning content, and enhanced editing/inspector UX to accelerate content creation and scene iteration. Highlights include multiple feature enhancements, critical bug fixes, and demonstrations of advanced UI/UX and tooling capabilities that reduce operational risk and improve developer velocity.

Activity

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Quality Metrics

Correctness88.6%
Maintainability85.4%
Architecture83.6%
Performance82.8%
AI Usage23.0%

Skills & Technologies

Programming Languages

BashCSSHTMLJSONJavaScriptMakefileMarkdownReactSVGShell

Technical Skills

3D GraphicsAPI DesignAPI IntegrationAWS S3Application PackagingAsset HandlingAsset ManagementAsset ValidationBabylon.jsBabylonJSBackend DevelopmentBuild AutomationBuild ToolsCI/CDCLI Development

Repositories Contributed To

4 repos

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

decentraland/creator-hub

Nov 2024 Apr 2026
16 Months active

Languages Used

JavaScriptTypeScriptCSSHTMLBashYAMLJSONMarkdown

Technical Skills

File System OperationsFront End DevelopmentFrontend DevelopmentPath ManipulationReactState Management

decentraland/js-sdk-toolchain

Nov 2024 May 2026
15 Months active

Languages Used

CSSJavaScriptReactSVGTypeScripttsxHTMLShell

Technical Skills

3D GraphicsBabylon.jsCSS StylingDecentraland SDKEditor DevelopmentFront-end Development

decentraland/asset-packs

Apr 2025 Dec 2025
4 Months active

Languages Used

TypeScriptJavaScriptJSONMarkdown

Technical Skills

Event HandlingSystem DesignTypeScript DevelopmentComponent DevelopmentEngine DevelopmentDecentraland SDK

decentraland/ui2

Dec 2025 Dec 2025
1 Month active

Languages Used

TypeScript

Technical Skills

Reactfront end development