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frnandu

PROFILE

Frnandu

Fernando contributed to the getAlby/hub repository by engineering features that enhanced wallet security, automation, and deployment reliability. He implemented per-application wallet key derivation using BIP32, enabling unique keys for each app and improving isolation. Leveraging Go and TypeScript, Fernando built dynamic NIP47 capability exposure based on explicit app permissions, tightening access control. He delivered cross-system hold invoice support for LND and LDK, introduced Docker-based database migration tooling, and enabled XPUB-based autoswaps for automated address generation. His work also included UI and backend improvements for node connection management, reflecting a strong grasp of backend development, database management, and cryptocurrency protocols.

Overall Statistics

Feature vs Bugs

86%Features

Repository Contributions

7Total
Bugs
1
Commits
7
Features
6
Lines of code
5,057
Activity Months5

Work History

October 2025

1 Commits • 1 Features

Oct 1, 2025

October 2025 summary for getAlby/hub: Implemented Node Connection Details Exposure with UI exposure of the node URI and backend refactor to derive connection details from environment variables, improving usability and deployment safety. This work delivers a smoother node management experience and reduces onboarding friction for operators.

August 2025

1 Commits • 1 Features

Aug 1, 2025

August 2025: Delivered XPUB-based autoswaps in getAlby/hub, enabling per-swap receiving addresses by leveraging extended public keys. Implemented database schema changes, configuration updates, and swap initiation logic adjustments to support XPUBs and track their usage, enhancing automation and security of autoswaps.

May 2025

2 Commits • 2 Features

May 1, 2025

May 2025 monthly summary for getAlby/hub focused on delivering cross-system hold invoice capabilities and deployment robustness. Highlights include feature delivery for hold invoices across LND and LDK, a robust Docker-based database migrations entrypoint, and improvements to transaction management and upgrade safety across services.

December 2024

2 Commits • 1 Features

Dec 1, 2024

December 2024 (getAlby/hub): Implemented per-app NIP47 capability exposure to enforce security and compliance by resolving app permissions with a permissions service and DB lookups. Fixed NIP47 event data inconsistency by re-publishing information after app updates for non-legacy apps and introduced an event consumer to trigger re-publication when permissions change. These changes tighten access control, ensure accurate event state across app lifecycles, and improve reliability for client integrations.

November 2024

1 Commits • 1 Features

Nov 1, 2024

Concise monthly summary for 2024-11 focusing on key accomplishments, business value, and technical achievements.

Activity

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Quality Metrics

Correctness82.8%
Maintainability80.0%
Architecture82.8%
Performance68.6%
AI Usage31.4%

Skills & Technologies

Programming Languages

GoTypeScript

Technical Skills

API DevelopmentAPI IntegrationBIP32Backend DevelopmentBitcoinCryptocurrency WalletsDatabase ManagementDatabase MigrationDatabase MigrationsDockerEvent HandlingFrontend DevelopmentGoGo DevelopmentGolang

Repositories Contributed To

1 repo

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

getAlby/hub

Nov 2024 Oct 2025
5 Months active

Languages Used

GoTypeScript

Technical Skills

API DevelopmentBIP32Backend DevelopmentDatabase ManagementFrontend DevelopmentGo

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