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Orvid King

PROFILE

Orvid King

Worked across facebook/fbthrift, facebook/CacheLib, pytorch/FBGEMM, and facebook/folly to deliver targeted improvements in performance, reliability, and cross-platform compatibility. Focused on C++ development, the work included parameterizing string handling with std::string_view in fbthrift to reduce runtime overhead and improve throughput for RPC workloads. Addressed hashing inconsistencies in CacheLib and FBGEMM by refactoring to stable hash function aliases, preserving data integrity and backward compatibility. Enhanced code maintainability and portability in folly by consolidating header definitions to resolve Windows build issues. Demonstrated strengths in low-level programming, code refactoring, and performance optimization across multiple critical open-source repositories.

Overall Statistics

Feature vs Bugs

33%Features

Repository Contributions

7Total
Bugs
4
Commits
7
Features
2
Lines of code
1,600
Activity Months3

Your Network

4125 people

Shared Repositories

1047
Richard BarnesMember
generatedunixname89002005232357Member
Nikita LutsenkoMember
Bowie ChenMember
Ben NiuMember
generatedunixname537391475639613Member
generatedunixname89002005287564Member
Yuxuan ChenMember
Anna KomarovaMember

Work History

February 2026

1 Commits

Feb 1, 2026

February 2026 monthly summary focusing on key accomplishments in the folly repository. Delivered a portability improvement by consolidating the off64_t definition into SysTypes.h to fix Windows duplicate declarations, reducing cross-platform build risk and improving maintainability.

June 2025

4 Commits • 1 Features

Jun 1, 2025

June 2025 monthly summary: Across facebook/CacheLib, facebook/fbthrift, and pytorch/FBGEMM, delivered targeted reliability and performance improvements with a focus on hashing stability, backward compatibility, and code efficiency. Key changes reduced risk of hashing inconsistencies, enhanced runtime performance, and streamlined code for maintainability across critical libraries. The work strengthens data integrity and predictability of hashing, while demonstrating cross-repo engineering discipline and prudent refactoring.

May 2025

2 Commits • 1 Features

May 1, 2025

May 2025 monthly summary for fbthrift focusing on performance optimization work. Delivered a targeted internal performance improvement by parameterizing string handling with std::string_view, reducing runtime overhead and enabling better compile-time length calculation. What was delivered: - Internal Performance Optimization: std::string_view Parameterization for TProcessorEventHandler and GeneratedAsyncProcessorBase, replacing const char* with std::string_view for relevant parameters to reduce strlen calls and improve runtime performance. Key changes (commits): - 7db57eb348640d9496543186e71fe034ee64e10c: Use std::string_view instead of const char* in TProcessorEventHandler - 701e6c48ca11d60167ff97ec0f01367df2d71067: Eliminate excessive calls to strlen from GeneratedAsyncProcessorBase::serializeResponse Impact: - Reduced CPU overhead from string handling in hot paths, enabling more efficient RPC processing. - Improved opportunities for compile-time length calculations and potential further optimizations. Business value: - Higher throughput for thrift-based services and better scalability for high-volume workloads with lower latency and CPU utilization. Technologies/skills demonstrated: - C++17/modern C++ string handling (std::string_view), performance optimization in critical RPC paths, careful refactoring to minimize API surface changes.

Activity

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Quality Metrics

Correctness100.0%
Maintainability94.2%
Architecture94.2%
Performance97.2%
AI Usage28.6%

Skills & Technologies

Programming Languages

C++

Technical Skills

API designC++C++ developmentHashing algorithmsLibrary maintenanceLow-level programmingcode refactoringcross-platform developmenthashing algorithmsheader file managementperformance optimizationsoftware maintenance

Repositories Contributed To

4 repos

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

facebook/fbthrift

May 2025 Jun 2025
2 Months active

Languages Used

C++

Technical Skills

API designC++C++ developmentcode refactoringperformance optimizationhashing algorithms

facebook/CacheLib

Jun 2025 Jun 2025
1 Month active

Languages Used

C++

Technical Skills

C++ developmenthashing algorithmssoftware maintenance

pytorch/FBGEMM

Jun 2025 Jun 2025
1 Month active

Languages Used

C++

Technical Skills

Hashing algorithmsLibrary maintenanceLow-level programming

facebook/folly

Feb 2026 Feb 2026
1 Month active

Languages Used

C++

Technical Skills

C++ developmentcross-platform developmentheader file management