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I am a machine learning engineer with a focus on data engineering and model development. I enjoy turning complex and vast data into actionable insights and building scalable ML pipelines that help business customers make better decisions. I hold two MSc degrees from Northeastern University and the University of Southampton, and I am proficient with Python, Hive, SQL, cloud platforms, and modern ML tooling. I thrive in cross-functional teams and like solving challenging problems.…I am a machine learning engineer with a focus on data engineering and model development. I enjoy turning complex and vast data into actionable insights and building scalable ML pipelines that help business customers make better decisions. I hold two MSc degrees from Northeastern University and the University of Southampton, and I am proficient with Python, Hive, SQL, cloud platforms, and modern ML tooling. I thrive in cross-functional teams and like solving challenging problems.

Jack (Zecheng) Zhou

Data Scientist, Full Stack Developer, AI Engineer

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I am a machine learning engineer with a focus on data engineering and model development. I enjoy turning complex and vast data into actionable insights and building scalable ML pipelines that help business customers make better decisions. I hold two MSc degrees from Northeastern University and the University of Southampton, and I am proficient with Python, Hive, SQL, cloud platforms, and modern ML tooling. I thrive in cross-functional teams and like solving challenging problems.…I am a machine learning engineer with a focus on data engineering and model development. I enjoy turning complex and vast data into actionable insights and building scalable ML pipelines that help business customers make better decisions. I hold two MSc degrees from Northeastern University and the University of Southampton, and I am proficient with Python, Hive, SQL, cloud platforms, and modern ML tooling. I thrive in cross-functional teams and like solving challenging problems.

Available to hire

I am a machine learning engineer with a focus on data engineering and model development. I enjoy turning complex and vast data into actionable insights and building scalable ML pipelines that help business customers make better decisions.

I hold two MSc degrees from Northeastern University and the University of Southampton, and I am proficient with Python, Hive, SQL, cloud platforms, and modern ML tooling. I thrive in cross-functional teams and like solving challenging problems.

Skills

Experience Level

Expert

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Work Experience

Machine Learning Engineer for Risk Management - Full Time at FinTell Financial Services

December 1, 2022 - December 1, 2022

Statistics/ Machine Learning Model Design: Prepared training data samples, improved model performance using self-owned and third-party data to enhance profitability for business customers, optimized models using the Optuna framework with various customized metrics. Evaluation and Reporting: Implemented data analytics techniques, including PSI calculations, to assess model stability. Evaluated 18 model variations, analyzed performance using confusion matrices, and delivered comprehensive experiment reports, providing insights for model optimization. Data Warehouse Transformation: Carried out the transformation task of a legacy data lake. Automated the verification and transformation of 100TB+ Hive tables with SQL and Shell scripts, ensuring efficient updates, continuous monitoring.

Software Engineer - Internship at Airbnb

October 1, 2019 - October 1, 2019

Quality Assurance: Worked in QA team of core flow team which ensures the quality of multi-platform products (website, App, mini-app), creating test cases and writing bug reports. Individually carried out the automatic testing of the mini-App booking core flow, identified and tracked product high priority defects.