About me (Registered since 02/01/2026)

Data & AI Engineer with 4+ years of experience building scalable, production-grade data pipelines on Databricks and PostgreSQL to support enterprise analytics and AI applications. Strong expertise in Spark-based ETL, data modelling, and end-to-end pipeline reliability, with hands-on experience enabling GenAI and LLM solutions through well-governed, high-quality data foundations.

Skills

Tech Skills

Education

  • August 2017 - January 2021
    Nanyang Technological University

    BSc. Mathematical Science

    Singapore

    ● Specialisation: Statistics
    ● Graduated with Honours with Merit

Work Experience

  • August 2025 - Present
    Singtel, Singapore

    Data & AI Platform Engineer

    Designed and built scalable data pipelines to support GenAI

    chatbots, leveraging on Databricks and PostgreSQL to ingest,

    transform, and serve high-quality data for LLM applications.

    Enabled enterprise business functions through reliable data

    delivery, and maintaining end-to-end pipeline that integrate multiple

    source systems to support reporting, analytics, and AI use cases.

    Oversaw enterprise-wide data ecosystems, collaborating with

    stake holders to identify valuable data assets across systems and

    translate them into actionable use cas

  • August 2021 - August 2025
    Singtel, Singapore

    Data Scientist

    Led R&D and development of an LLM chatbot leveraging

    LangChain and Retrieval-Augmented Generation (RAG) to optimise

    user efficiency in real-time conversational AI applications.

    Collaborated across teams to debug, review, and enhance machine

    learning models, ensuring high-quality deliverables and alignment

    with product requirements.

    Developed and maintained Python and SQL code for various data

    tasks, including ETL processes to create data pipelines for

    business applications, optimising data flows for the organisation.

  • May 2021 - August 2021
    Ministry of Health, Singapore

    Data Assistant Manager

    Analysed vaccination data to improve uptake rates, helping

    outreach teams target low-uptake demographics more effectively by

    maintaining Python and R scripts to aggregate data from multiple

    sources, generating daily reports for the Prime Minister’s Office.