Zi Xuan Lee

Experience

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  Sembcorp Industries Ltd

  Dec 2022 - May 2023

  Data Science Intern

  Produced probabilistic neural network forecasting of time-series data (solar irradiance) by implementing pre-existing architecture built on PyTorch. Conducted independent research on Bayesian Neural Networks and probabilistic forecasting. Performed data cleaning, feature engineering and hyperparameter tuning on model. Maintained Grafana Dashboards querying from Azure Data Explorer (ADX) in Kusto Query Language (KQL), to generate visualizations of key data. Added new requested features and diagnosed any problems within dashboard panels, including erroneous queries, missing data, or unsatisfactory user experience or user interface (UX/UI). Hosted weekly meetings involving different departments within SembCorp to gather project feedback. Show less

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  Kickoff by Zuju

  Aug 2023 - Jan 2024

  Product Data Analyst

  Worked on gameplay, analytics, demographic and monetisation data for “Kickoff by Zuju”, a football application which draws over 20,000 Monthly Active User (MAU). Regularly engaged with the management team and collaborated with marketing leads to comprehend business requirements and challenges, while also translating findings into strategic insights. Set up dashboards on MixPanel, a product analytics tool, to prepare data visualisations and enhance the management team’s understanding of business performance. Wrote queries in MySQL to extract relevant data for analysis and respond to ad-hoc data requests. Used R for data cleaning, regression analysis and variable selection. Prepared and delivered weekly reviews of app performance, encompassing KPI analysis and strategic recommendations, presenting findings to the entire company. Conducted competitor market research and Total Addressable Market (TAM) analysis to inform strategic decision-making processes. Developed pitch deck to present to potential investors, showcasing key performance metrics, growth strategies, and the app's market positioning. Show less

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  VISTRA

  Apr 2024 - now

  Data Engineer