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Hai-Nam Nguyen

PROFILE

Hai-nam Nguyen

Over five months, contributed to Home Assistant and related repositories by developing and maintaining integrations for Hypontech micro inverters, focusing on backend reliability and user-facing clarity. Enhanced the Hypontech integration in cdce8p/ha-core and mib1185/homeassistant-core by adding support for load, grid, and battery sensors, OEM configurations, and upgrading Hyponcloud dependencies for improved compatibility. Addressed critical bugs in sensor data handling and automated upgrade processes in matteocrippa/ProxmoxVE, reducing manual intervention. Leveraged Python, Shell scripting, and API integration skills to deliver robust features, maintain documentation, and ensure accurate data handling, collaborating across teams to improve delivery efficiency and code quality.

Overall Statistics

Feature vs Bugs

63%Features

Repository Contributions

13Total
Bugs
3
Commits
13
Features
5
Lines of code
2,941
Activity Months5

Work History

June 2026

4 Commits • 1 Features

Jun 1, 2026

June 2026 monthly summary for cdce8p/ha-core focusing on Hypontech integration enhancements and compatibility improvements with energy sensors, OEM support, and Hyponcloud dependency upgrades.

April 2026

1 Commits

Apr 1, 2026

April 2026 monthly summary for home-assistant/core focused on data accuracy and dependency compatibility. No new features released this month; primary work targeted a critical bug fix to ensure sensor data handling remains accurate after dependency updates.

March 2026

5 Commits • 2 Features

Mar 1, 2026

March 2026 monthly summary focusing on delivering business value through reliability, performance, and clear documentation across core and docs repos. Key upgrades and fixes include: (1) Hyponcloud dependency upgrade for Hypontech integration to enable improved functionality and performance, and (2) a critical bug fix for Hypontech power unit handling at high load, plus documentation clarifications to set correct expectations for sensor coverage. The work emphasizes accuracy, maintainability, and user-facing clarity, with traceable commits and tests updated to reflect realistic scenarios.

February 2026

2 Commits • 2 Features

Feb 1, 2026

February 2026 monthly summary focusing on delivered features, major fixes (if any), impact, and skills demonstrated. Highlights include cross-repo Hypontech integration work and brand refresh assets.

January 2025

1 Commits

Jan 1, 2025

January 2025: Stabilized Jellyfin upgrade automation in matteocrippa/ProxmoxVE by enforcing non-interactive upgrades (Applying -y during apt-get upgrade). This reduces manual confirmations and improves upgrade reliability across environments.

Activity

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Quality Metrics

Correctness95.4%
Maintainability90.8%
Architecture90.8%
Performance90.8%
AI Usage29.2%

Skills & Technologies

Programming Languages

JSONMarkdownPythonSVGShell

Technical Skills

API IntegrationAPI integrationData HandlingIoT DevelopmentPythonShell ScriptingSystem Administrationbackend developmentbrandingcloud servicesdependency managementdocumentationfull stack developmentgraphic designintegration development

Repositories Contributed To

6 repos

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

home-assistant/core

Mar 2026 Apr 2026
2 Months active

Languages Used

JSONPython

Technical Skills

API integrationbackend developmentcloud servicesdependency managementintegration developmentsoftware maintenance

cdce8p/ha-core

Jun 2026 Jun 2026
1 Month active

Languages Used

JSONPython

Technical Skills

API IntegrationAPI integrationData HandlingIoT DevelopmentPythonbackend development

matteocrippa/ProxmoxVE

Jan 2025 Jan 2025
1 Month active

Languages Used

Shell

Technical Skills

Shell ScriptingSystem Administration

mib1185/homeassistant-core

Feb 2026 Feb 2026
1 Month active

Languages Used

Python

Technical Skills

API integrationbackend developmentunit testing

home-assistant/brands

Feb 2026 Feb 2026
1 Month active

Languages Used

SVG

Technical Skills

brandinggraphic design

home-assistant/home-assistant.io

Mar 2026 Mar 2026
1 Month active

Languages Used

Markdown

Technical Skills

documentationtechnical writing