CV

Career History

Jun 2021 to Present

Senior Data Analyst, Synapxe

• Part of eHints Support L2 (Data Investigation and Bugfix) team
• Aids in data investigation of tickets raised by SingHealth institution users.
• Assist and implements bugfixes for existing ETL mappings; Create adhoc patching mappings to patch existing data following diagnosis of the data investigation.
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Feb 2020 to Jun 2021

Data Analyst, Synapxe

• Provide 24x7 primary application support to SingHealth data warehouse (eHints).
• Address daily production Incidents/ Service Requests/ Change Requests.
•Worked with cross-functional teams to evaluate potential solutions to troubleshoot IT issues and coordinate fixes to resolve critical business problems.
• Developed and optimised ETL pipelines with Informatica tool for SingHealth Cluster.
...

Jan 2019 to Jul 2019

Intern, Ministry of Manpower

• Constructed data models (Random Forest, Multinomial Regression) in R to analyse impact of variables on sentiments of responders to a survey
• Hands on with web scrapping in Python to gather data from websites for text analytics
• In-depth knowledge of data cleaning/wrangling in R to format data for visualisation in Power BI tool
• Built customised optimiser from scratch in R to optimise scheduling of officers’ duties

Apr 2013 to Aug 2013

Intern, Davidson Business Systems Pte Ltd

• Hands on experience with Requirements Gathering, Problems Formulation, Development and Documentation for various IT projects.
• Streamline business processes such as database filtering in Excel using Visual Basic.
• Successfully attained certification in Microsoft Dynamics GP 2013 Installation and Configuration.