Haonan Liu
Software Engineer I at Booking.com
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolHaonan Liu is a software engineer and machine learning specialist with nine years of experience building scalable, production-ready AI systems across search, NLP, and GenAI workflows. Currently at Booking.com, he combines strong software engineering practice with ML expertise—previously improving NER model quality by 20% using LLM annotations at a fraction of labeling cost and accelerating ML releases 3x through MLFlow and DVC standardization. He has a track record of migrating legacy stacks to modern frameworks (TensorFlow v1 to PyTorch), optimizing latency with ONNX, and shipping multilingual transformer modules that reduce maintenance overhead. Comfortable across Python, Java, Spark and AWS, Haonan bridges research and engineering from knowledge distillation experiments in his master’s thesis to deploying daily-retraining ERNIE pipelines in e-commerce. Based in Amsterdam, he prefers practical, cost-effective ML solutions that scale and includes pragmatic engineering touches like modular prompt management and regression testing for GenAI quality consistency.
9 years of coding experience
4 years of employment as a software developer
Mastser of Science Data Science, Mastser of Science Data Science at EIT Digital Master SchoolBachelor's degree Software Engineering, Bachelor's degree Software Engineering at Guangdong University of Foreign StudiesMaster of Science - MS ICT Innovation - Data Science, Master of Science - MS ICT Innovation - Data Science at KTH Royal Institute of TechnologyMaster of Science - MS ICT Innovation - Data Science, Master of Science - MS ICT Innovation - Data Science at Aalto UniversityEIT Digital Alumni
Chinese, English, German
Github Skills (29)
language-understanding9
machine-learning8
apache-spark8
lifecycle8
incremental-learning7
dvc7
model-management7
ai7
mlflow7
python7
nlp7
deep-learning6
natural-language-processing6
bert6
pytorch6
Programming languages (2)
Github contributions (5)
hnliu-git/baiduindex-crawl
Sep 2017 - Jul 2018
Contributions:26 commits, 16 pushes, 1 branch in 10 months
hnliu-git/GPTagger
Aug 2023 - Nov 2024
GPTagger: Extract accurate text tags with the power of GPT.
Contributions:4 releases, 1 PR, 20 pushes in 1 year 3 months
gptnlppython
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