Yi Dai
Staff Researcher at ClassIn
Haidian District, Beijing, China
Summary
🤩
Rockstar🎓
Top SchoolYi Dai is a Staff Researcher with nine years of experience building real-time speech and audio systems, currently focused on speech enhancement, beamforming, ASR and disfluency detection at ClassIn in Beijing. He blends academic training in electrical and mechatronics engineering with hands-on deep learning prototyping and production inference deployment. Yi has industrial experience across Dolby, Baidu and ByteDance and has led technical work including crypto hedge-fund systems, showing comfort with both research and production constraints. An active backend contributor to high-performance open-source projects like CloudWeGo's Kitex and Bytedance's Sonic, he has improved RPC generic calls and hardened JSON parsing for concurrency and performance. Colleagues rely on him to translate signal-processing research into robust, low-latency services that run at scale.
9 years of coding experience
6 years of employment as a software developer
BE, Electrical, Electronics and Communications Engineering, BE, Electrical, Electronics and Communications Engineering at University of Science and Technology of China
Chinese, Chinese
Github Skills (17)
application-framework10
json-parser10
json10
testing10
app-framework10
jsonp10
microservices-application10
rpc10
go10
parsing10
web-framework10
microservices10
thrift10
concurrency10
performance-analysis9
Programming languages (6)
Github contributions (5)
bytedance/sonic
May 2021 - Jan 2023
A blazingly fast JSON serializing & deserializing library
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:55 releases, 232 reviews, 106 commits in 1 year 7 months
Contributions summary:Yi's commits primarily focused on bug fixes and test improvements within the `bytedance/sonic` repository. They addressed data races and timeouts in the search_test unit tests, indicating a focus on improving concurrency and stability. Further, the user contributed to supporting the `UseNumber` feature for the AST (Abstract Syntax Tree) by adding corresponding methods, demonstrating an understanding of the JSON parsing library's internal workings and contributing to feature enhancement. The user also benchmarked the library against other JSON processing libraries (like `github.com/goccy/go-json`) and added benchmarking features, indicating performance engineering skills.
serializingserializationblazingly-fastjsonjson-parser
cloudwego/kitex
Aug 2021 - Mar 2025
Go RPC framework with high-performance and strong-extensibility for building micro-services.
Role in this project:Back-end Developer
Back-end DeveloperContributions:1 release, 182 reviews, 59 PRs in 3 years 8 months
Contributions summary:Yi's commits focus on implementing and testing generic RPC calls within the Kitex framework. The contributions involve adding a Thrift reflection example to the generic call functionality, utilizing `dynamicgo` for data manipulation. These changes include modifying code related to the `pkg/generic` directory, which indicates a focus on core framework features and improvements to the RPC processing capabilities. The changes also include supporting empty struct.
golangrpcsoarpc-frameworkperformance
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