Portrait of a woman with long dark hair, wearing a dark button-up shirt, smiling warmly against a white background.
Hi, I am Sin

Product Designer
for Complex Enterprise Workflows

Recent work spans 0→1 UX for a B2B payment recovery platform and an AI-assisted design workflow that took a product concept from UX audit to user-tested prototype.
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Vancouver-based · Open to full-time product design roles and strategic engagements
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Contact me on LinkedIn or Email.

Design Works

Flowchart comparing original and future workflows for issue detection and resolution, detailing roles of Business Ops, Engineering Support, Marketing Ops, Data & Analytics, and Revenue Ops in each step.Design layout showing sections for Primary User and Secondary User with sticky notes, notes on user groups, how the system fits into existing ones, and constraints shaping the project.

Designing for Jane App with an AI-Native Workflow

An AI-assisted workflow that took two features from UX audit to user-tested prototype, in under two weeks.

AI Workflow
Enterprise UX
Concept
Diagram comparing original and future workflows for issue detection and resolution, showing step-by-step processes with roles for owners and support teams in colored labels.Diagram showing user groups labeled Primary User and Secondary User with notes on prioritizing simplicity and configurability, and sections on how the design fits into existing systems and project constraints.

Simplifying Complex Workflows: Building a Rule Builder for Non-Technical Users

Led the 0 to 1 UX for a B2B payment recovery product, translating complex backend logic into a guided rule builder that improved rule creation speed by about 50% and increased confidence for first time users.

B2B
Saas
UX Strategy
Coherent API keys administration panel showing key statuses like Active, Expired, Deactivated, and Upcoming.Dashboard showing API key groups with names and descriptions in the Coherent administration panel.

A Scalable UX for an API Platform

Redesigned API Key Management to improve clarity, usability, and accessibility, increasing ease of use by 16% and reducing task time by 21% for technical users managing complex workflows.

Enterprise UX
Usability Testing
Accessibility
Advisor app interface showing client profile search with fields for name, country code, mobile, and email.Advisor App sign-in page with fields for Advisor ID, password, remember me checkbox, and sign-in button.
Password required

Making Retirement Planning Intuitive

Redesigned retirement planning workflows for an insurance platform, improving clarity and usability by 24% and helping prepare the product for launch.

B2B
Tablet App
Usability Testing

Data Projects

To design well for data-heavy products, I needed to understand them from the inside. A two-year Business & AI Management diploma at BCIT gave me hands-on experience building machine learning models and working with real datasets.

Copyright ⓒ 2026, Sin Ko.
All Rights Reserved.
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