Yingchi Pei
Staff Data Scientist
Singapore
Summary
👤
Senior🎓
Top SchoolYingchi Pei is a Staff Data Scientist based in Singapore with nine years of experience building production-grade ML and NLP systems for large-scale platforms. Currently at Indeed, she applies prompt engineering and fine-tuning with LLMs to improve employer–jobseeker matching and reduce poor-quality matches, continuing a track record of shipping end-to-end pipelines—from SageMaker model training and gRPC/REST deployment to monitoring. Her background spans telco footfall analytics, blockchain fee prediction, and ranking/summarization modules, blending classical ML, neural networks and practical feature engineering. Yingchi pairs academic rigor (MSc in AI from NUS) with hands-on big-data tooling (Spark, Hadoop, Airflow) and a developer mindset evidenced by reusable Python services and text-processing libraries. Outside work she channels curiosity into personal writing and diverse hobbies like taekwondo and piano, reflecting a creative, persistent approach to problem solving.
9 years of coding experience
8 years of employment as a software developer
Passed Level I of the CFA Program, Passed Level I of the CFA Program at CFA InstituteMaster's Degree Artificial Intelligence in Computer Science, Master's Degree Artificial Intelligence in Computer Science at National University of Singapore
English, Chinese, German
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (17)
python4
aws3
cli3
counting3
inference3
machine-learning3
sagemaker3
parser2
docker2
xgboost2
docker-container2
deep-learning2
typescript1
gbm1
javascript1
Programming languages (3)
Github contributions (5)
yingchi/html_home
Mar 2017 - Aug 2020
Contributions:25 pushes, 1 branch in 3 years 6 months
yingchi/coursera-downloader
Mar 2017 - Sep 2017
Contributions:12 commits, 2 PRs, 10 pushes in 5 months
downloaddownloaderpythoncoursera-downloadercli
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