Jaewan Byun
Product Designer at TD Bank
Previously at Lycle, Telus, and Loblaw
Next-Gen Investing
TD Bank・2025 - 2026
Reimagined self-directed investing experience for evolving business goals and a younger generation of investors. Led the foundation of a scalable design system to drive clarity, consistency, and long-term growth across the product.
Conversion Optimization
Lycle・2024 - 2025
Owned end-to-end purchase funnel conversion optimization, driving uplift through multiple experiments while leveraging AI to reduce repetitive work and maximize execution efficiency.
Casa
Telus Communications・2022 - 2023
Owned a customer information efficiency initiative that unified scattered customer data into a single, searchable view, reducing lookup friction and improving operational speed across support workflows.
AI Prompting
Lycle・2024 - 2025
Owned the UX Writing Guidelines initiative and packaged it into a generative AI prompt, enabling the team to produce consistent, guideline compliant copy faster with less review overhead.
Lytem
Lycle Design System・2025
Built Lycle’s design system from scratch in a fast-moving startup, defining foundations and core components to reduce UI fragmentation, and shipping via Storybook with team-ready documentation.
