Aloysius Ong
Senior Manager, Data Engineering & Analytics @ Ministry of Health (Singapore)
Singapore
Singapore
Government Administration
Retrieval-Augmented Generation (RAG), Big Data, PySpark, NoSQL, RDBMS, Distributed Databases, Recommender Systems, Knowledge Representation and Reasoning, Data Engineering, System Architecture, Microsoft Power BI, Microsoft Power Automate, Web Scraping, Machine Learning, Convolutional Neural Networks (CNN), Natural Language Processing (NLP), Large Language Models (LLM), Computer Vision, Deep Learning, Neural Networks
Experience

Manager, Data Engineering & Analytics
• Design & implement ETL data pipelines to process large vaccination & infection data using AWS services such as EC2, ECS, Fargate, Athena, S3 & Lambda • Develop and maintain data processing and transformation scripts using Python & SQL • Optimize data storage, querying and retrieval using AWS databases services such as Aurora RDS & PostgreSQL • Implement data security and access controls in AWS Cloud using AWS IAM and KMS • Generate data visualisation & analytical report using python & tableau for management and stakeholders to facilitate policy implementation & decision-making • Perform statistical analysis & trend projections of vaccination uptake to evaluate policy effectiveness & monitor population health risk • Collaborate with partnering public agencies to ensure the data security and data sharing compliance meet the whole-of-government data governance requirements • Organise & coordinate trainings to level up staff competency and further their skills development • Provide knowledge management and documentation of SOPs, workflow processes & data pipelines • Ensure data quality, integrity and accuracy.
Education
Aloysius Ong's Contact Information
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