Cai Jianying
Senior Software Engineer at Airbnb
Kowloon, Hong Kong, China
Summary
👤
Senior🎓
Top SchoolCai Jianying is a Senior Software Engineer with nine years of experience building reliable, data-driven systems across finance and consumer technology. He has led fund trading and quantitative investment platform development at Yingmi and moved into payments and money flow at Airbnb, after earlier roles optimizing sponsored search at Yahoo and analytics for Lync/Skype at Microsoft. Comfortable across backend systems, data processing, and payment rails, he combines product-focused engineering with domain knowledge in finance and ad tech. Based in Kowloon, Hong Kong, he brings a history of shipping production systems at scale and a pragmatic approach to turning complex financial workflows into maintainable software. A master’s-trained computer scientist, he pairs strong technical fundamentals with hands-on delivery in both startup-like and large-company environments.
9 years of coding experience
11 years of employment as a software developer
Master of Science (MS), Computer Science, Master of Science (MS), Computer Science at Beijing University of Post and Telecommunications
English, Chinese
Github Skills (22)
java9
spring-boot9
spring8
messaging7
chatbot7
streaming7
streamlit7
embedding6
cloud-native6
rocketmq6
gpt5
ollama5
event-driven5
retrieval-augmented-generation5
llm5
Programming languages (3)
Github contributions (5)
caijianying/caijianying.github.io
Jul 2023 - May 2026
本仓库以基于 docsify 构建的所见即所得博客，程序员👨🏻💻伙伴可以通过克隆仓库，配置基础的信息就可以拥有一个这样的博客了！
Contributions:112 pushes, 7 branches in 2 years 10 months
caijianying/caijianying.github.io.bak
Feb 2021 - Aug 2023
Contributions:88 pushes, 2 branches, 1 comment in 2 years 5 months
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