William Hui | QA Automation Engineer (SDET)

William Hui

QA Automation Engineer (SDET), Hong Kong

🚀Build reliable automated testing workflows to ship with confidence

💻E2E/UI automation with Selenium/Appium and BDD (Cucumber-style)

⚡API validation + SQL verification + CI-friendly regression suites

Never Stop Learning

About Me.

🎓 Mechanical Engineering graduate turned QA Automation / SDET

🧪 Build maintainable E2E/UI automation with Selenium/Appium + BDD mindset

🔎 Strong at API validation, SQL verification, and defect triage with clear evidence

⚙️ CI-friendly test suites: stable, observable, and easy to run in pipelines

🤝 Collaborate closely with dev/product to prevent regressions and ship faster

Never Stop Learning

Tech Stack.

Language

Frontend

Backend

Database

Testing

DevOps

Get my hand dirty

Project.

Online Bookstore - Enhanced Online Reading Experience

A fully functional e-commerce website with features like product listing, shopping cart, and user authentication. Using ETL data pipeline to enhance the tracking of user's reading history and preferences.

Built end-to-end user flows (browse → cart → checkout) with clear, testable boundaries
Implemented data pipeline components for tracking reading history and preferences

HTMLCSSTypeScriptNode.jsExpressPostgresAWSApache AirflowPythonTableau

Personal Expense Tracker

A personal expense tracker with features like adding, deleting, and editing expenses, and displaying the total expense using Swift and Firebase Realtime Database.

CRUD expense flows with realtime persistence
Mobile-first UX with Swift UIKit

SwiftUIKitFirebase

Portfolio Website

A personal portfolio website showcasing projects, skills, working experience and social media links

Responsive one-page portfolio with analytics + SEO head tags
3D section integrated via React Three Fiber

HTMLCSSReactthree.jsTailwindJavaScript

Know my story

Working Experience.

Mar 2024 - Present

Junior Programmer at Hospital Authority

Develop and maintain Behavior-Driven Development (BDD) scripts for automated testing. Perform bug fixes and ensure functionality using Selenium and JavaScript. Collaborate with stakeholders to gather and understand user requirements.

► frontend:

TypeScriptReact.js

► backend:

JavaSpring Boot

► database:

MySQL

► automation Testing:

SeleniumCucumberAppiumPostman

► version Control:

JiraGithub

Jun 2023 - Nov 2023

Full Time BootCamp Student at Tecky Academy

Pursued an advanced MicroMaster focusing on web server programming, backend & AI development, and data engineering. Key projects include a machine learning-powered book recommendation system and a comprehensive ETL data pipeline for enhancing culinary experiences.

► frontend:

HTMLCSSReact.jsJavaScriptTypeScript

► backend:

Node.jsSpring Boot

► database:

PostgresMySQLMongoDB

► devops:

DockerGitGoogle Compute Engine

► cloud:

AWS - EC2AWS - S3

► data Engineering:

Apache AirflowPythonTableau

Dec 2021 - Jun 2022

Solution Engineer, APAC at Geek+ International Limited

Developed and maintained web applications using JavaScript, React.js, and Node.js. Designed and implemented RESTful APIs for data communication. Collaborated with cross-functional teams to deliver high-quality software products on schedule.

► platforms:

RMSWMS

► data Processing:

Excel

► system Drawing:

AutoCAD

► tools:

PostmanNavicat

Get in touch

Contact.

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