EXCEEDS logo
Exceeds
Khang Ha (Kelvin)

PROFILE

Khang Ha (kelvin)

Over a two-month period, contributed to yetone/opencode by implementing an unbounded Server-Sent Events decoder in Go, replacing bufio.Scanner with a streaming Reader to support real-time data payloads exceeding 32MB. This approach improved the reliability and scalability of event processing by dynamically expanding buffers and enhancing error handling. Later, in sst/opencode, developed cross-platform file URL encoding utilities and path normalization in TypeScript, addressing special character encoding and Windows/Linux compatibility. Comprehensive tests were added to validate encoding and parsing, reducing runtime errors and supporting robust file workflows across environments. Work demonstrated strengths in backend, frontend, and test-driven development.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

3Total
Bugs
0
Commits
3
Features
2
Lines of code
1,017
Activity Months2

Work History

February 2026

2 Commits • 1 Features

Feb 1, 2026

February 2026: Delivered cross-platform file URL encoding utilities and cross-platform path handling in sst/opencode, enabling robust handling of file URLs and normalization of Linux/Windows paths. Implemented encoding for special characters, improved URL parsing, and added comprehensive tests validating encoding, parsing, and cross-platform compatibility. Fixed Windows path handling in frontend file URL encoding. The work reduces runtime errors in file operations, improves reliability across environments, and supports safer file workflows. Technologies demonstrated include URL encoding, cross-platform path normalization, test-driven development, and frontend-backend integration. Commit references: fde0b39b7c97dacb78cb55f3d963aa54f61650ea; 4efbfcd08735bece0a3e479f23296871780a01b4

October 2025

1 Commits • 1 Features

Oct 1, 2025

In Oct 2025, delivered a high-impact enhancement to the yetone/opencode repository by implementing an unbounded SSE decoder to handle large real-time data beyond the 32MB bufio.Scanner limit. The change reads input line-by-line and dynamically grows the buffer, resulting in more robust real-time data processing, improved scalability, and reduced risk for large event payloads. Focused on reliability, performance, and maintainability, with a targeted commit that replaces Scanner with a streaming Reader. This work lays groundwork for future real-time data ingestion improvements and aligns with system-wide resilience goals.

Activity

Loading activity data...

Quality Metrics

Correctness100.0%
Maintainability86.6%
Architecture86.6%
Performance80.0%
AI Usage46.6%

Skills & Technologies

Programming Languages

GoTypeScript

Technical Skills

GolangTypeScriptbackend developmentfile handlingfront end developmentstream processingtesting

Repositories Contributed To

2 repos

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

sst/opencode

Feb 2026 Feb 2026
1 Month active

Languages Used

TypeScript

Technical Skills

TypeScriptfile handlingfront end developmenttesting

yetone/opencode

Oct 2025 Oct 2025
1 Month active

Languages Used

Go

Technical Skills

Golangbackend developmentstream processingtesting