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I am Hewlett Tsai, a Senior QA Engineer with 23+ years of experience delivering quality across large-scale platforms in enterprise, fintech, and government ecosystems. I specialise in embedding within cross-functional product teams to drive shift-left testing, scalable automation, and continuous quality practices. I also collaborate with engineers and product leaders to improve release confidence through risk-based testing and quality strategy. I value partnerships with engineers and product leaders to implement robust QA practices, automation, and data-driven validation. I’m open to product-focused QA roles in high-impact environments where quality is a shared engineering responsibility.…I am Hewlett Tsai, a Senior QA Engineer with 23+ years of experience delivering quality across large-scale platforms in enterprise, fintech, and government ecosystems. I specialise in embedding within cross-functional product teams to drive shift-left testing, scalable automation, and continuous quality practices. I also collaborate with engineers and product leaders to improve release confidence through risk-based testing and quality strategy. I value partnerships with engineers and product leaders to implement robust QA practices, automation, and data-driven validation. I’m open to product-focused QA roles in high-impact environments where quality is a shared engineering responsibility.

Hewlett Tsai

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I am Hewlett Tsai, a Senior QA Engineer with 23+ years of experience delivering quality across large-scale platforms in enterprise, fintech, and government ecosystems. I specialise in embedding within cross-functional product teams to drive shift-left testing, scalable automation, and continuous quality practices. I also collaborate with engineers and product leaders to improve release confidence through risk-based testing and quality strategy. I value partnerships with engineers and product leaders to implement robust QA practices, automation, and data-driven validation. I’m open to product-focused QA roles in high-impact environments where quality is a shared engineering responsibility.…I am Hewlett Tsai, a Senior QA Engineer with 23+ years of experience delivering quality across large-scale platforms in enterprise, fintech, and government ecosystems. I specialise in embedding within cross-functional product teams to drive shift-left testing, scalable automation, and continuous quality practices. I also collaborate with engineers and product leaders to improve release confidence through risk-based testing and quality strategy. I value partnerships with engineers and product leaders to implement robust QA practices, automation, and data-driven validation. I’m open to product-focused QA roles in high-impact environments where quality is a shared engineering responsibility.

Available to hire

I am Hewlett Tsai, a Senior QA Engineer with 23+ years of experience delivering quality across large-scale platforms in enterprise, fintech, and government ecosystems. I specialise in embedding within cross-functional product teams to drive shift-left testing, scalable automation, and continuous quality practices. I also collaborate with engineers and product leaders to improve release confidence through risk-based testing and quality strategy.

I value partnerships with engineers and product leaders to implement robust QA practices, automation, and data-driven validation. I’m open to product-focused QA roles in high-impact environments where quality is a shared engineering responsibility.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Chinese

Advanced

Work Experience

Senior Test Analyst at DXC Technology

May 1, 2025 - February 1, 2026

Lead or consult on End-to-End Testing strategies for complex superannuation systems and regulatory compliance projects. Collaborate with development and business teams to define scope, prioritize testing activities, and ensure high-quality delivery within tight regulatory deadlines.

Senior Test Analyst at Department of the Environment, Tourism, Science and Innovation

January 1, 2023 - May 1, 2025

Executed comprehensive ETL testing within the Enterprise Data Warehouse (EDW); performed schema validation and high-volume row-by-row data comparisons; developed optimized SQL queries; reduced manual verification time by 40%. Managed defects in Jira and integrated testing activities within Azure DevOps SCRUM.

Senior Test Analyst at Informatech

January 1, 2022 - December 1, 2023

Conducted ETL and data validation for the QISR ACDW Data Warehouse; table-to-table and row-by-row data comparisons using Oracle SQL Developer; verified Power BI and IBM Cognos reports; engineered mobile automation scripts with Appium; developed SpecFlow automated API tests; collaborated in Agile SCRUM to improve test coverage.

Test Automation Consultant at Avanade

June 1, 2021 - January 1, 2022

Coordinated testing activities; planned and conducted ETL automated tests; implemented automated test scripts and executed with Tricentis Tosca; integrated with Azure DevOps CI/CD pipelines.

Senior Test Analyst at Department of Transport and Main Roads

March 1, 2020 - June 1, 2021

Created system test cases aligned to business and functional requirements; performed REST/ SOAP API tests (Mulesoft) and performance tests; end-to-end data comparisons between Oracle and IBM DB2; supported CI/CD via Jira/Azure DevOps.

Senior Test Analyst at Relationships Australia

February 1, 2020 - March 1, 2020

Managed Jira with Zephyr/XRay administration; built CI/CD pipelines integrated with Jira; created user stories, test plans, test cases, and test summary reports; coordinated cross-team testing activities.

Automation Engineer at RACQ

April 1, 2019 - July 31, 2019

Automated test scripts using Selenium WebDriver (C#/Java) with SpecFlow BDD and Ranorex; integrated CI/CD pipelines with TeamCity; tracked tests using Jira/Confluence.

Test Automation Consultant at QSuper Group

October 1, 2018 - March 1, 2019

Built automation components and test plans; automated tests using MicroFocus UFT; wrote data-driven SQL queries for test inputs; used Jira and Confluence for planning and tracking.

Senior Test Analyst at Department of Education, Australia

June 1, 2011 - July 1, 2018

Developed test strategies and plans; performed manual testing (Ad-hoc, Exploratory, System, SIT, UAT); automated tests with Selenium WebDriver (C#) + SpecFlow; used Katalon Studio, TestCafe; CI/CD in Azure DevOps; API and ETL testing; SSRS/Power BI validation.

Senior Test Analyst at CITEC

October 1, 2010 - December 1, 2010

Created test cases for SIT/UAT; used SpiraTeam for test cases and bug tracking; performed AD/Exchange testing and PowerShell-based load testing.

Senior Software QA Engineer at Trend Micro Inc

April 1, 2005 - August 1, 2010

Security testing for desktop clients and servers; developed automated test scripts (AutoIt, Perl, Python, Ruby); VM-based test environments; contributed to vulnerability and security testing.

Test Lead at Quanta Computer Inc

April 1, 2003 - April 1, 2005

BIOS/drivers test; test planning, issue analysis, and qualification validation; performed system integration, load, stress, and performance tests; pre-installed app compatibility tests on laptops.

Software Engineer at Silicon Integration System (SiS) Corp.

April 1, 2002 - April 1, 2003

Developed software/tools/drivers in C++ on Windows CE.Net for embedded system.

Education

CS50’s Computer Science for Business Professionals and Understanding Technology at Harvard University

January 1, 2023 - January 1, 2023

Master of Information Technology at Queensland University of Technology (QUT), Australia

January 1, 2002 - January 1, 2002

Bachelor of Engineering (Information Engineering – Computer Science) at Tam-Kang University, Taiwan

January 1, 1997 - January 1, 1997