KATY TONG
Vancouver,BC
Summary
Senior software engineer with extensive experience in full-stack product delivery, specializing in fintech and analytics. Successfully delivered the Wave Advisor Lite MVP and monetization experiences, demonstrating expertise in React/TypeScript, Python/Django, and cross-functional collaboration.
Overview
9
9
years of professional experience
Work History
Senior Software Engineer
Wave (an H&R Block company)
, Canada
08.2022 - Current
- Contributed to Wave's Growth/Optimization team by building monetization experiences, running A/B experiments with Optimizely, and developing expertise in Segment instrumentation and product analytics; later expanded responsibilities across Payments and Subscriptions & Profiles with full-stack and cross-service ownership.
- Delivered the Wave Advisor Lite MVP from concept to launch-ready state, integrating a new bookkeeping tier with Chargebee, HubSpot, Segment/Entitlements and customer onboarding flows while serving as the primary engineering partner for product, design, and Wave Advisors.
- Led architecture and launch of monetization and plan-selection experiences, coordinating feature-flagged rollouts, experimentation, cross-team E2E collaboration, and ensuring backward compatibility through production-like manual test plans.
- Served as the initial frontend lead for Wave's Adyen-based Payments Core platform; evaluated architecture patterns, defined an MVVM approach and engineering conventions, authored the technical design, and implemented the initial React/TypeScript integration for reusable payment flows.
- Led the Close User Profile / Close Account epic across Identity, Reef, wave-messages, and next-wave, translating discovery into implementation scope and shipping the complete account-closure flow across backend services and frontend.
- Developed expertise in Segment instrumentation, becoming a go-to engineer for event design and data quality, and created shared technical guidance that supported analytics and experimentation across Segment, Amplitude, and Optimizely.
- Supported production systems with on-call rotations and security updates.
Full Stack Engineer
Serai Limited
, Hong Kong
08.2021 - 03.2022
- Revamped full-stack web capabilities with React, Redux, NestJS, and GCP in a microservices environment, collaborating with product and design to prioritize and deliver features that support growth.
- Developed network and trading platform for an HSBC-founded startup, enhancing trading capabilities and user experience.
- Designed an internal operator portal and integrated application services with Heap, HubSpot, and GCP Pub/Sub to streamline operations.
Full Stack Developer
Prudential Hong Kong
, Hong Kong
08.2020 - 07.2021
- Developed PRUForce at Pulse with a React Native client and a NestJS/MongoDB backend, collaborating with business users, product managers, and designers to define feature scope and plan releases.
- Implemented Firebase and Google Analytics to enable comprehensive product and marketing measurement.
- Contract via CLPS Global
Analyst Programmer
South China Morning Post
, Hong Kong
07.2019 - 08.2020
- Collaborated with Finance stakeholders to translate business processes into Salesforce workflows and Apex applications, enhancing system integration and enabling data-warehouse analysis.
- Contract via LinkedIn
- Analyzed market trends to support editorial decision-making processes.
- Conducted in-depth research on regional issues impacting news coverage.
- Collaborated with journalists to develop data-driven stories and reports.
Application Developer / Quality Assurance
Cherrypicks
, Hong Kong
11.2017 - 07.2019
- Developed B2C insurance web application using Angular, Java, and Microsoft SQL Server, encompassing requirements gathering, client demos, and full-stack implementation; previously executed manual and automated mobile testing with Junit and Appium for PayMe by HSBC.
- Developed mobile applications using React Native and Flutter frameworks.
- Collaborated with cross-functional teams to gather requirements and design solutions.
- Conducted code reviews to ensure quality and adherence to best practices.
Education
Bachelor of Engineering - Electronic & Computer Engineering, Information Technology
The Hong Kong University of Science And Technology (HKUST)
Hong Kong06-2018
Skills
- Full-stack engineeringA/B testing
- Languages and frameworks: TypeScript, JavaScript, Python, Java, React, React Native, Django, NestJS, Angular
- Systems and platforms: REST APIs, GraphQL, microservices, event-driven integrations, Adyen, Chargebee, GCP, Salesforce
- Data experimentation and operations: Segment, Amplitude, Optimizely, HubSpot, Firebase, Datadog, Sentry, FullStory, ArgoCD
- React
- Microservices architecture
- Software solution design
- Web application development
- Software development lifecycle management
- Project planning
- Project leadership
- Cross-functional collaboration
- Design review
- Coding standards
- Decision making
- Critical thinking
- Software documentation
- Project documentation
- Critical thinking
- Web application development
Timeline
Senior Software Engineer
Wave (an H&R Block company)
08.2022 - Current
Full Stack Engineer
Serai Limited
08.2021 - 03.2022
Full Stack Developer
Prudential Hong Kong
08.2020 - 07.2021
Analyst Programmer
South China Morning Post
07.2019 - 08.2020
Application Developer / Quality Assurance
Cherrypicks
11.2017 - 07.2019
Bachelor of Engineering - Electronic & Computer Engineering, Information Technology
The Hong Kong University of Science And Technology (HKUST)