Duo A
Senior Machine Learning Engineer - Tech Lead at Amazon
Bellevue, Washington, United States
Summary
👤
Senior🎓
Top SchoolVictor A is a Senior Machine Learning Engineer and Tech Lead based in Bellevue with 11 years of experience building and scaling foundation model training and production ML systems at Amazon. He combines hands-on model development with team leadership, having progressed through engineering and management roles in China before focusing on large-scale ML infrastructure in the Greater Seattle area. Victor’s background spans founding CTO experience, senior engineering roles at Meituan-Dianping and 58.com, and a sustained trajectory at Amazon where he now leads ML initiatives. He pursues continuous personal improvement—“gradient boost over myself of yesterday”—which reflects in iterative, performance-driven engineering practices. Victor holds advanced degrees in computer science and applied economics, giving him a pragmatic blend of technical depth and business-aware modeling. He is known for turning research-grade models into reliable production services that meet real-world scale and latency constraints.
11 years of coding experience
6 years of employment as a software developer
Master Applied Economics, Master Applied Economics at University of International Business and EconomicsMaster's degree Computer Science, Master's degree Computer Science at Georgia Institute of TechnologyBachelor Computer Science, Bachelor Computer Science at Jilin Agricultural University
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (120)
java10
ctr10
protobuffer10
netty10
spring10
lightbox10
protostuff10
recommender9
click-through9
datasets9
zookeeper9
prediction9
factorization9
nio9
sparse9
Programming languages (6)
Github contributions (5)
classtag/notes
Dec 2015 - Sep 2017
Contributions:7 commits, 6 pushes, 1 branch in 1 year 9 months
duoan/leetcode-java
Mar 2017 - Dec 2022
leetcode 解题方法 Java 语言描述，包含各种常见解题模板和各个题目出题频率
Contributions:11 commits, 10 pushes, 1 branch in 5 years 10 months
javaleetcode-javaleetcode
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