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PROFILE

Dsf86

During six months on the coze-dev/coze-loop repository, Dushao Feng developed and enhanced backend evaluation workflows using Go and Thrift, focusing on robust API development and system reliability. He delivered features such as OpenAPI-based endpoints for automated experiment management, trajectory and video evaluation support, and custom RPC target integration, enabling flexible and extensible evaluation pipelines. His work emphasized clean API contracts, thread-safe initialization, and comprehensive unit testing to ensure stability and maintainability. By improving dependency management, observability, and analytics capabilities, Dushao addressed both functional and operational requirements, resulting in a well-architected, testable backend platform for evaluation tasks.

Overall Statistics

Feature vs Bugs

86%Features

Repository Contributions

8Total
Bugs
1
Commits
8
Features
6
Lines of code
169,858
Activity Months6

Your Network

305 people

Same Organization

@bytedance.com
285

Work History

February 2026

2 Commits • 1 Features

Feb 1, 2026

February 2026 (2026-02): Delivered Video Evaluation Feature in coze-loop, enabling evaluation of video content with support for video content types, metadata handling, and conversion logic for video data structures. API DTOs were enhanced to include video attributes in responses. Fixed a critical bug in the video evaluation path to improve stability and metadata propagation. This work broadens media content support, improves data fidelity in API responses, and strengthens the platform's media evaluation capabilities.

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026 (coze-loop) delivered the Experiment-Evaluation Association Enhancement, adding ExptID to evaluation parameters and methods to link experiments with evaluations, enabling end-to-end tracking and analytics across evaluation workflows. The change improves attribution, analytics visibility, and data quality for evaluation processes.

December 2025

1 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for coze-loop focused on delivering trajectory evaluation support to enhance analytics capabilities and trajectory data handling within the evaluation module. The work emphasizes feature delivery with an emphasis on stability, maintainability, and future extensibility. No critical bugs fixed this month; the priority was implementing new functionality and setting up a robust foundation for upcoming trajectory-based analytics.

November 2025

1 Commits • 1 Features

Nov 1, 2025

November 2025: Delivered a new OpenAPI-based API surface in coze-loop to support evaluation workflows. The work enables automated submission, retrieval, and management of evaluation experiments, evaluation sets, and results, laying a foundation for reproducible experiments and easier integration with external tooling. Focused on a clean API contract and robust commit traceability to support future enhancements and automation.

October 2025

2 Commits • 1 Features

Oct 1, 2025

October 2025 monthly summary for coze-loop focusing on delivering configurable evaluation workflows and improving observability. Key delivery includes custom RPC target support in the evaluation module and robustness improvements to the metrics subsystem, with tests and thread-safe initialization.

September 2025

1 Commits • 1 Features

Sep 1, 2025

September 2025 Monthly Summary for coze-loop (coze-dev/coze-loop). Delivered new evaluation target support and improved reliability through refactoring and testing across the evaluation flow. Key focus was expanding capabilities for evaluation targets, stabilizing the tracer/evaluation pipeline, and ensuring safer releases through better dependency management and test coverage.

Activity

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Quality Metrics

Correctness83.8%
Maintainability80.0%
Architecture81.2%
Performance80.0%
AI Usage37.6%

Skills & Technologies

Programming Languages

GoTypeScript

Technical Skills

API DevelopmentAPI developmentBackend DevelopmentConcurrencyDependency ManagementError HandlingGoHertzMetricsMockingObservabilityOpenAPIThriftUnit Testingbackend development

Repositories Contributed To

1 repo

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

coze-dev/coze-loop

Sep 2025 Feb 2026
6 Months active

Languages Used

GoTypeScript

Technical Skills

API DevelopmentBackend DevelopmentDependency ManagementMockingObservabilityThrift