madeleinekoh

Product Designer

I’m a UI/UX designer with experience creating impactful, research-driven interfaces across B2B tools, e-commerce platforms, and ad tech environments. I have led redesigns that enhanced workflow efficiency, client satisfaction, and conversions. Additionally, I contributed to scalable design systems and conducted user research, A/B testing, and usability studies. I've also worked on meaningful healthcare and social impact projects. I am seeking a product design role where I can solve complex problems, work with cross-functional teams, and create user-centered, data-driven solutions, particularly in science, research, or public good sectors.


Experience: 11 years

Yearly salary: $100,000

Hourly rate: $50

Nationality: πŸ‡ΈπŸ‡¬ Singapore

Residency: πŸ‡ΈπŸ‡¬ Singapore


Experience

Product Designer
Wittaya Aqua
2024 - 2025
Led the UI/UX redesign of a B2B analytics tool, creating high-fidelity prototypes in Figma and refining navigation and interaction design to improve workflow efficiency for scientists and researchers managing complex datasets.
Software Dev Engineer
Yahoo (Yahoo Creative Studio)
2021 - 2023
Led ad format usability improvements by analyzing user interaction data and gathering stakeholder feedback, leading to a 15% increase in client satisfaction. Simplified complex technical documentation, improving product adoption rates among non-technical teams and external partners.
Product Implementation Specialist
Verizon Media (Ad Creative Technology)
2018 - 2021
Conducted system audits and identified workflow bottlenecks, leading to a streamlined product implementation process, reducing project timelines by 15%. Worked closely with advertisers and internal teams to resolve system issues, reducing technical escalations by 25% and improving client satisfaction.
Ecommerce UX/UI Designer
Newstead Technologies
2017 - 2018
Redesigned the checkout flow and product pages, resulting in a 5% reduction in cart abandonment rates. Conducted A/B testing on UI elements, increasing conversion rates by 10%. Standardized UI patterns and components, creating a scalable design system that improved site consistency and user engagement.

Skills

product-designer
web-designer
design
english
chinese-mandarin