Quiet design for complex domains.
About me

Yusuf Siyanbola
Product Designer in Berlin, with roots in International Business and Engineering. I turn complex systems into products that scale — from enterprise data architectures to clinical AI for heart failure.
Work experience
I work as a partner to engineering, product, and founding teams — treating design as a driver of growth, not a layer of polish.
2025 — Now
Freelance Product Designer at Cobrainer
Architected a scalable design system for AI-driven skills intelligence, reducing UI debt by 70%.
2024 — 2025
Freelance Product Designer at Jam
Designed gamified AI coaching and autonomous agents, returning 4h/week in productivity to sales teams.
2023 — 2024
Product Designer at Noah Labs
Designed an accessible AI ecosystem for proactive cardiology, optimized for elderly patients and clinical trials.
2022 — 2023
Product Design Intern at Rex
Led the 0-to-1 design of both the pet health app (B2C) and the clinical OS (B2B) to scale clinic operations.
Skills
Product Design
Research, wireframing, UI, usability testing, dev handoff
Design Systems
Component libraries, tokens, documentation, adoption
Strategy
Product roadmaps, prioritization, GTM
AI & No-Code
AI-assisted development, vibe coding, prototyping, Framer & Webflow
Beyond the screens
Born in Nigeria, sharpened in the US, building in Germany. I travel to stay curious, argue world events over coffee, and find clarity by the ocean.









