Hao Ren
Senior Software Engineer In Machine Learning at Criteo
Shanghai, Shanghai, China
Summary
👤
Senior🎓
Top SchoolHao Ren is a Senior Software Engineer in Machine Learning with 11 years building large-scale data and ML systems, currently driving ML engineering at Criteo from Shanghai. He blends functional programming and distributed-systems expertise to design real-time bidding models and rebuild bidding infrastructure using Hadoop, Spark, Mesos and custom schedulers. His background spans data engineering and production ML—streaming Kafka pipelines, Spark jobs, and AWS deployments—plus hands-on experience with crawler detection and experimental deep-learning projects like ad2vec. A strong academic foundation from Université de Technologie de Compiègne and EPFL complements a practical DevOps mindset (Airflow, Chef, Packer, DataDog), and he maintains a technical blog showcasing his interests beyond day-to-day engineering.
11 years of coding experience
6 years of employment as a software developer
Master of Engineering (M.Eng.), Computer Science & DataMining, GPA 3.9 / 4, Master of Engineering (M.Eng.), Computer Science & DataMining, GPA 3.9 / 4 at Université de Technologie de CompiègneExchange Student, Computer Science, Exchange Student, Computer Science at Ecole polytechnique fédérale de LausanneBachelor's degree, Information Technology, GPA 4.5 / 5, Bachelor's degree, Information Technology, GPA 4.5 / 5 at Shanghai University
Stackoverflow
966reputation
43kreached
0answers
11questions
Github Skills (149)
apache-spark10
cms10
hugo10
python10
hadoop10
spark-ml10
r10
big-data10
latex10
scale10
sql10
data-processing10
spark10
sbt10
apache10
Programming languages (9)
Github contributions (5)
invkrh/dotfiles
Jan 2016 - Oct 2019
Contributions:26 commits, 63 pushes, 7 branches in 3 years 10 months
invkrh/akka-spray-playground
Mar 2015 - Apr 2015
Contributions:31 commits, 25 pushes, 1 branch in 26 days
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