Front-End Developer Technical Analyst

CHAO ZAN

+1-647-***-**** *************@*****.*** LinkedIn GitHub Portfolio

EDUCATION

University of Waterloo September 2020 - April 2025 Bachelor's, Mathematics

• Core courses: Data Abstraction, Data Structures, OOP, Designing Functional Programs, Probability and Statistics, Linear Algebra.

PROFESSIONAL EXPERIENCE

Hongmall Canada Toronto, ON, Canada

Front-end Developer January 2024 - April 2024

• Spearheaded the development of a next-gen web portal using Angular 17, reducing page load time by 35%.

• Engineered i18n and time zone support, enabling seamless global access for users across 8 countries.

• Collaborated with UX teams to redesign the interface, improving user retention by 20% through intuitive navigation.

• The resulting project improves the web portal's stability, scalability, and readiness for international expansion. Iotum Inc Toronto, ON, Canada

QA/Technical Analyst January 2023 - April 2023

• Automated 85% of regression testing using Selenium, reducing manual effort by 200+ hours/month.

• Designed a failure screenshot feature that accelerated debugging by 50%, resolving 10+ critical bugs pre-launch.

• Led load-testing initiatives simulating 10K concurrent users, and monitoring server response time.

• Authored 150+ test cases, achieving 95% test coverage and ensuring zero critical post-release defects. Bank of Montreal Remote

Front-end Developer May 2022 - August 2022

• Built 10+ customer-facing features with Angular/NgRx, enhancing transaction processing speed by 40%.

• Improved code reliability by introducing Jest unit tests, maintaining 90%+ coverage across 50+ modules.

• Partnered in Agile sprints, resolving 15+ high-priority Jira tickets and reducing backlog by 30%. PROJECTS

Computer Select May 2024 - August 2024

• Led a team of 3 developers in designing and deploying a full-stack application using Angular/SQLite, delivering the project 3 weeks ahead of schedule.

• Spearheaded role-based access control for 50+ users, coordinating frontend/backend integration and weekly standups to ensure alignment.

• Delivered a 4.8/5 rated UI/UX through iterative prototyping and user feedback.

• Link to project

Todo App

• This project is a full-stack AI-enhanced todo app built with React, Vite, TailwindCSS, and FastAPI with a Strawberry GraphQL backend

• It allows users to create, complete, delete, and generate new AI-suggested todos, with data stored in a SQLite database and an OpenAI-powered task generator.

• Link to project

SKILLS

Skills: JavaScript, TypeScript, AngularJS, Selenium, Jest, Mocha, JIRA, Microsoft Azure, Machine Learning, Java, Python, Git, HTML/CSS, UI/UX Design, Agile, Data Structures & Algorithms, Figma, SQL, Bootstrap, React, database, Vite, GraphQL, FastAPI, LLM

Languages: Mandarin, Chinese, English

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