Cornelius Phanthanh

Bangkok, Thailand

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Summary

🤩

Rockstar

Cornelius Phanthanh is a product-oriented software engineer based in Bangkok with six years of experience building and leading teams to deliver user-focused web products. He blends full-stack craftsmanship with a strong front-end emphasis, having contributed significant UI and test-generation features to the open-source Spearmint project. Cornelius excels at translating product workflows into intuitive interfaces—adding action creators, middleware/endpoints cards, and file-path management to streamline test authoring. He is comfortable steering refactors and integrating automated test file generation to improve developer experience. Pragmatic and detail-oriented, he pairs product sensibility with engineering discipline to ship maintainable features that reduce friction for teams. Colleagues often rely on him to bridge product goals and front-end implementation with measurable impact.

6 years of coding experience

Github Skills (11)

testing-library10

mstest10

teste10

electron10

ui-testing10

react10

testing10

javascript9

accessibility9

jestjs8

Programming languages (3)

TypeScriptCSSJavaScript

Github contributions (5)

open-source-labs/Spearmint

Jan 2020 - Feb 2020

Testing, simplified. || An inclusive, accessibility-first GUI for generating clean, semantic Javascript tests in only a few clicks of a button.

Role in this project:

Full-stack Developer

Contributions:50 commits, 2 PRs, 1 branch in 23 days

Contributions summary:Cornelius primarily contributed to the front-end aspects of the project, specifically focusing on building test generation functionalities within the Spearmint GUI. Their work involved adding and modifying UI elements related to the test case creation workflow. The user implemented new features like action creator, middleware and endpoint cards and integrated file path management. The user also performed code refactoring and integrated features to generate test files.

jestendpoint-testingvueaccessibilitytesting-tools

oslabs-beta/spearmint-2.0

Jan 2020 - Feb 2020

A simpler way to write React tests - zero coding required

Contributions:51 PRs, 34 pushes, 8 branches in 23 days

reactreact-adminzerojesttesting

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