Chris Li
About Chris Li
Chris Li is a Data Architect with extensive experience in ETL development and data warehouse management, currently working at Employment Hero in Sydney. He has held various positions in data-related roles across multiple companies, including Woolworths and Oracle, and possesses strong skills in SQL optimization and database performance.
Work at Employment Hero
Currently, Chris Li serves as a Data Architect at Employment Hero, a position he has held since 2022. In this role, he is responsible for generating campaign reports and managing ETL processes for the Woolworth loyalty program. He oversees 4-8 campaigns weekly, ensuring efficient data handling and reporting.
Previous Employment Experience
Before joining Employment Hero, Chris Li held various positions in data management and analysis. He worked as a Senior Data Developer at Bench from 2018 to 2022. Prior to that, he was a Data Analyst at Woolworths Supermarkets for 11 months in 2017-2018. His earlier roles include Head of Data at Lux Group in 2016-2017, Oracle Technical Consultant at Manpower, Inc. in 2005-2006, and Oracle Technical Specialist at Reuters from 2006 to 2011.
Education and Expertise
Chris Li earned a Bachelor's degree in Packaging Engineering from the Beijing Institute of Graphic Communication, where he studied from 1996 to 2000. He possesses extensive experience in ETL development and data warehouse management, with a focus on technologies such as Redshift, Microstrategy, Snowflake, PostgreSQL, Google BigQuery, and Oracle.
Technical Skills and Contributions
Chris Li has a strong background in SQL tuning and database performance optimization. He utilizes Python to generate optimization baselines for ETL applications, analyzing runtime logs to identify high-cost SQL queries for monthly tuning. He also developed a process to calculate credit points for specific campaigns at Woolworths, facilitating the upload of reward amounts to loyalty cards.
Career Progression and Roles
Chris Li's career has seen significant progression through various roles in data architecture and analysis. He served as an Oracle PeopleSoft Principal Application Developer/Manager at Oracle from 2011 to 2013. His experience spans multiple locations, including Beijing and Singapore, showcasing his adaptability and expertise in diverse environments.