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Kris Kaczor

PROFILE

Kris Kaczor

Developed a Temporal-style DurationObject for the Effect-TS/effect-smol repository, enabling duration construction from named unit properties such as hours, minutes, and seconds. This feature was implemented in TypeScript and focused on aligning the duration API with Temporal patterns to improve interoperability and reduce boilerplate for developers. The approach allowed Duration.Input to accept object-based input, streamlining duration handling and supporting more flexible temporal workflows. Throughout the development, stability and performance were maintained, with no major bugs reported. The work demonstrated skills in date and time manipulation, collaborative open-source development, and thoughtful API design within a TypeScript codebase.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
472
Activity Months1

Work History

March 2026

1 Commits • 1 Features

Mar 1, 2026

March 2026 — Effect-TS/effect-smol delivered a Temporal-style DurationObject to support duration construction from named unit properties, enabling flexible creation from units like hours, minutes, and seconds. This reduces boilerplate and improves API ergonomics for duration input and interoperability with Temporal patterns. Implemented in commit 5a8485397b7f321ae021640c1999821143659462, inspired by Temporal's Duration and co-authored by Tim Smart. No major bugs reported for this repo this month; overall stability and performance maintained. Demonstrated skills in TypeScript, API design, Temporal-pattern alignment, and collaborative open-source development. Business impact: easier adoption of temporal workflows and faster development cycles for duration handling.

Activity

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Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture100.0%
Performance80.0%
AI Usage60.0%

Skills & Technologies

Programming Languages

TypeScript

Technical Skills

Date and Time ManipulationSoftware DevelopmentTypeScript

Repositories Contributed To

1 repo

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

Effect-TS/effect-smol

Mar 2026 Mar 2026
1 Month active

Languages Used

TypeScript

Technical Skills

Date and Time ManipulationSoftware DevelopmentTypeScript