Qiqi W
Algorithm Engineer at Meituan
Shanghai, Shanghai, China
Summary
👤
Senior🎓
Top SchoolQiqi W is an algorithm engineer with eight years of experience applying machine learning to payment risk and fraud detection at major tech firms including Meituan and Shopee. She specializes in anti-fraud systems, account takeover prevention, and end-to-end feature and model development using Python, SQL and Spark. Her work spans classical ML, deep learning, NLP and optimization, and she has led solutions that start from problem framing through production deployment. Prior internships at DiDi and Kwai provided early exposure to high-throughput, product-facing algorithm engineering. Trained in Industrial Engineering and Management Information Systems, she blends statistical rigor with practical system design. Based in Shanghai, she is particularly adept at translating fraud domain knowledge into scalable, data-driven defenses.
8 years of coding experience
4 years of employment as a software developer
Bachelor's degree, Management Information Systems, General, Bachelor's degree, Management Information Systems, General at Hefei University of TechnologyIndustrial Engineering, Industrial Engineering at 北京航空航天大学
Stackoverflow
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Github Skills (127)
state-machine10
apollo10
game-development10
autonomous-driving10
godot10
game-engine10
autonomous-vehicles10
hierarchical10
open-source10
self-driving-car10
rendering9
robotics9
behavior9
behavior-tree9
profiling9
Programming languages (5)
Github contributions (5)
Wuqiqi123/Graduation-Project
Apr 2018 - Sep 2019
Contributions:177 commits, 54 pushes, 7 branches in 1 year 5 months
Wuqiqi123/godot
Mar 2022 - Jul 2023
Godot Engine – Multi-platform 2D and 3D game engine
Contributions:22 pushes, 3 branches in 1 year 4 months
godotgamedevgodot-enginegame-development3d-game-engine
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