Zack Chua

Red Dot Payment

Data Scientist

Fraud Detection(Natural Language Processing)

I am currently in-charged of building Machine Learning/ Deep Learning pipelines for the prediction of suspicious invoices by the merchants of Red Dot Payment, to map their Merchant Category Code(MCC) to the items sold in the invoices.

2018-12 -

Red Dot Payment

Big Data Engineer

Using the tools from Amazon Web Services(AWS), I was part of a team of 5 data engineers. We build ETL(extract, transform and load) pipelines on AWS using pyspark and python.

Tech used: python, pandas, numpy, pyspark, unittest, AWS S3, AWS Glue, AWS Athena, AWS Lambda, AWS Sagemaker, AWS RDS, AWS DynamoDB.

2018-11 - 2018-12

Avaya

Software Developer

Using Java, .Net and C#, I am currently working in a team of experienced professionals. We create software products for UOB and I am the primary developer to create functioning applications for our clients, with the occasional guidance from my seniors.

2018-06 - 2018-11

General Assembly

Web Development Immersive Graduate

• Completed 12-week full-time intensive programme on full-stack web development • Developed 4 full-stack and front-end applications ► Survive!
• A simple survival game that requires the player to use arrow keys to dodge attacking monsters and collect power-ups to survive!
• Built with HTML5/ CSS3/ Javascript • https://github.com/zw-zack/GA--Project-One ► My Personality • A web application that tests for user's personality and recommends books according to their respective personality type.
• Built with HTML5/ CSS3/ Javascript / Node.js / Express/ Bootstrap • https://github.com/zw-zack/GA-Project-Two ► Quest • A web scrapping application that checks the products sold in three different major organisation and display the results to the user.
• Built with HTML5/ CSS3/ Javascript / Ruby on rails / Mechanize / PostgresSQL • https://github.com/zw-zack/Project3_wdi ► Maze • A simple maze game that randomly generates a different maze for the player to play. Objective is to find a treasure chest before the time runs out. Includes simple Artificial Intelligence to challenge the player.
• Built with HTML5/ CSS3/ Javascript/ React/ Redux • https://github.com/zw-zack/GA--Project-One ▬▬▬▬▬▬▬▬▬▬▬▬▬

2018-02 - 2018-05

General Assembly Projects

Completed 4 projects during the Web Development Immersive course by General Assembly

2018-3 - 2018-7

Nanyang Technological University(withdrawn)

Humanities

2017 - 2018, withdrawn after first sememster

2018-12

General Assembly

Computer Science

2018-05

Pioneer Junior College

Humanities

A level results: BCC/A

2013-10

Yishun Town Secondary School

O level L1R5 : 15

2010-10

Data Science Career Track(22 courses), DataCamp

2018-7 - 2018-8

English

Professional

Chinese

Professional

Data Science Career track(22courses), DataCamp

2018-8

Web Development Immersive, General Assembly

2018-6