Wee Kiat Ong

Wee Kiat Ong

Data Analyst Intern

Followers of Wee Kiat Ong181 followers
location of Wee Kiat OngSingapore, Singapore

Connect with Wee Kiat Ong to Send Message

Connect

Connect with Wee Kiat Ong to Send Message

Connect
  • Timeline

  • About me

    Data Analyst at Immigration & Checkpoints Authority (ICA)

  • Education

    • Nanyang Junior College

      2010 - 2011

      Activities and Societies: Soccer

    • Nanyang Technological University

      2014 - 2018
      Bachelor of Science - BS Mathematical Sciences (Statistics) Honours with Distinction
    • Chung Cheng High School (Main)

      2006 - 2009

      Activities and Societies: Wushu, Calligraphy and Chinese Painting Club

  • Experience

    • Y Ventures Group

      May 2017 - Jul 2017
      Data Analyst Intern

      Data Analysis and Automation• Created VBA programs to perform automated web-scraping of online marketplace data to identify potentially marketable products, saving 150 man-hours annually.• Performed demand forecasting using Time Series Analysis to identify trends and seasonality, enabling company to identify market opportunities.• Monitored the performance and efficacy of advertising efforts to improve visibility of the company’s product in Google Ads.

    • Singapore Department of Statistics (DOS)

      Jun 2018 - Feb 2021
      Statistician

      Data Management and Demographic Statistics• Experienced in using SAS and SQL to efficiently process large volumes (millions) of demographic data to ensure timely, high quality database updates essential to the compilation of national population statistics.• Performed regular reviews to identify and explain data anomalies, and determine their impact on resulting analysis across various demographic aspects.• Provided data and statistical advice on population estimates and mortality rates to government agencies. Ensured the data and advice provided are relevant by first understanding their intentions in acquiring such data.• Developed and accessed new demographic indicators by merging and reconciling data from multiple sources, enabling DOS to support a wider range of data requests.Data Science• Project on natural language processing automated the classification of free-text data into Singapore Standard Classifications.• Implemented various machine learning techniques, such as Random Forest and XGBoost, achieving 90% prediction accuracy which helped to improve operational efficiency by saving man-hours in manual classification.• Well-versed in data science modelling steps, including text pre-processing techniques, training, cross-validation and test models, as well as evaluation of model iterations.• Automated the machine learning process to rapidly optimise model parameters, so best model can be achieved more efficiently through reduced manual coding.Operational Efficiency• Created R modules that enabled more efficient and streamlined constructions of life tables and mortality projections, reducing compilation time by 70%. Show less

    • Immigration & Checkpoints Authority (ICA)

      Feb 2021 - now
      • Senior Lead Analyst

        Apr 2025 - now
      • Lead Analyst

        Jun 2024 - Apr 2025
      • Data Analyst

        Feb 2021 - Jun 2024
  • Licenses & Certifications

  • Honors & Awards

    • Awarded to Wee Kiat Ong
      MHA AWS DeepRacer Challenge – 1st Prize Ministry of Home Affairs Singapore Oct 2023
    • Awarded to Wee Kiat Ong
      Data Arcade Tournament (QlikSense Track) – Category Winner (Business, Economy and Finance) GovTech Singapore Nov 2022
  • Volunteer Experience

    • Volunteer

      Issued by RDA - Riding for the Disabled Singapore on Jan 2019
      RDA - Riding for the Disabled SingaporeAssociated with Wee Kiat Ong