Hui Xin Choong
Data Analyst Trainee
Singapore
Summary
Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy. Ready to help team achieve company goals.
Overview
9
9
years of professional experience
5
5
years of post-secondary education
3
3
Certifications
2
2
Languages
Work History
DATA ANALYST
DBS BANK
06.2023 - Current
- Leveraged scripting languages such as Python and SQL to design and execute queries for extracting, transforming, and loading large datasets, each containing over 5 million records
- Collaborated closely with stakeholders to conceptualize, develop, manage and assess automated always-on campaigns aimed at increasing take-up rates of marketplace products.
- Contributed to setup and optimization of daily remarketing drop-off campaigns, leading to significant surge in click-through rates from 2% to 20%.
- Participated in requirements meetings to understand business needs.
SENIOR LABORATORY EXECUTIVE
NUS
08.2018 - 12.2022
- Operated and maintained major analytical equipment such as ICPMS, GCQQQ, GCQTOF, LCQQQ, LCQTOF independently
- Operated and maintained small lab equipment such as centrifuge, weighing balance, pipettes, centrivap, ultrapure water system, microwave digester, freeze dryer and autoclave independently
- Conducted equipment and safety training to researchers and students
- Trained researchers in sample preparation using microwave digestor and developing methods for elemental analysis of heavy metals in rice samples using Agilent ICPMS
- Trained researchers in optimising parameters for non-routine analysis of volatile organic carbon in environmental samples using Agilent GCQTOF
- Trained researchers in optimising parameters to develop method for metabolites analysis in different sample matrices such as biological fluids and vegetable samples using Agilent LCQQQ
- Carried out data analysis on results from Agilent ICPMS, GCQTOF and LC-QQQ using Masshunter Qualitative, Quantitative and Unknown Analysis software
- Established strong relationships with suppliers to ensure timely delivery of high-quality materials at competitive prices
- Improved lab safety by conducting regular inspections, enforcing compliance with guidelines, and training staff on best practices
LABORATORY TECHNICIAN
ASUREQUALITY
07.2015 - 05.2018
- Communicated effectively with colleagues and external vendors to ensure that all laboratory tests are completed within turn-around time of 5 days.
- Mentored interns in laboratory to carry out chemistry experiments with precision and accuracy.
- Prepared reagents and solutions required in accordance with Standard Operating Procedures (SOPs).
- Ensured satisfactory housekeeping inlaboratory in accordance with 5S principles.
- Independently carried out routine analysis of carnitine and choline test using UV-Vis Spectrometer.
- Independently carried out routine analysis of amino acid analysis using High-Pressure Liquid Chromatography (HPLC).
- Recorded data accurately on LIMS and carried out investigations on Out of Specifications (OOS) samples promptly.
Education
Bachelor of Science - Chemistry
National University of Singapore
Singapore 07.2011 - 06.2015
Specialist Diploma - Data Analytics and Data Engineering
Digipen
Singapore 01.2023 - 07.2023
Specialist Diploma - Data Science (Predictive Analytics)
Singapore Polytechnic
Singapore 04.2020 - 03.2021
Skills
Python (Numpy, Pandas,Matplotlib, Seaborn)
undefinedCertification
Data Scientist Associate, Datacamp, 2024
Projects
Titanic Gradient Boost Classifier Chinese Character Recognition
Timeline
DATA ANALYST
DBS BANK
06.2023 - Current
Specialist Diploma - Data Analytics and Data Engineering
Digipen
01.2023 - 07.2023
Specialist Diploma - Data Science (Predictive Analytics)
Singapore Polytechnic
04.2020 - 03.2021
SENIOR LABORATORY EXECUTIVE
NUS
08.2018 - 12.2022
LABORATORY TECHNICIAN
ASUREQUALITY
07.2015 - 05.2018
Bachelor of Science - Chemistry
National University of Singapore
07.2011 - 06.2015
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