# Tommy Koo

> Design @ Legion

Location: San Francisco Bay Area, United States
Profile: https://flows.cv/tommykoo

"If a business hires you and you only care about the end user, you are just a user advocate, not a designer."

## Work Experience
### Principal Product Designer @ Legion Technologies
Jan 2022 – Present | Remote

### Mentor @ Leangap
Jan 2020 – Present

### Design Consultant @ Freelance
Jan 2015 – Present | San Francisco Bay Area
Worked as a contractor with Plutonium Apps to bring over 7 Weeks, a habit forming app on Android to iOS and adapted the designs to follow iOS guidelines
Consulted for jewelry business who wanted to push their B2C ecommerce website, http://www.labelljewelry.com/
Created landing pages for small startups -- Aer and VentureHunt
Contracting with Springboard and MoveLab.io currently.

### Lead Product Designer @ Curai
Jan 2020 – Jan 2022

### Senior Product Designer @ Nurx
Jan 2019 – Jan 2020 | San Francisco

### Product Designer @ Legion Technologies
Jan 2017 – Jan 2019 | San Francisco Bay Area
- Led all aspects of user experience design and user research, including interaction and visual design.
- Designed for both Legion's mobile app and web app products for multiple stakeholders.
- Met frequently with different roles within our customer organizations (employees, managers, and executives) to receive feedback and identify areas of improvement for the product roadmap.

### Product Designer @ Staffjoy
Jan 2016 – Jan 2017 | San Francisco, CA
Solo Designer at Y-Combinator-backed company

Conducted user research and created user stories to bring focus to product version 2 update.
Worked with both front-end and back-end engineers to ensure smooth workflow and flexible organization hierarchy.
Designed hourly worker core scheduling user interface from hand sketches, wireframes to high fidelity prototype.
Created product component library including font and color style guide for visual consistency across website and app.


## Education
### Bachelor of Science (B.S.) in Business Administration and Management, General
University of Southern California


## Contact & Social
- LinkedIn: https://linkedin.com/in/tommy-koo
- Portfolio: https://kootommy.com

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Source: https://flows.cv/tommykoo
JSON Resume: https://flows.cv/tommykoo/resume.json
Last updated: 2026-03-25