Light Yagami
Product Strategist · Zurich
I shape product direction for B2B software teams. In 9 years I've taken 3 products from first sketch to launch and helped a 40-person org halve its roadmap backlog. I turn vague requests into plans people can build. Coffee intake: steady.
Experience
Head of Product Strategy
Nordwind Systems · Zurich · 2021–present
Set the 3-year product plan across 4 teams, each bet tied to a revenue target.
Ran quarterly reviews that trimmed the active roadmap from 60 items to 22.
Grew net revenue retention from 88% to 103% in 18 months.
Senior Product Manager
Halden Analytics · Basel · 2017–2021
Owned the reporting suite used by 12,000 monthly active users.
Shipped a self-serve onboarding flow that lifted activation 31%.
Cut time-to-first-report from 9 days to under 2.
Product Manager
Kestrel Mobility · Bern · 2014–2017
Launched a driver app across 6 cities, 500 daily trips at peak.
Reduced support tickets 24% by rewriting the booking screen.
Craft
Roadmapping & OKRs Bets tied to outcomes
User & market research 40+ interviews / year
Pricing & packaging 3 plan restructures
Prototyping in Figma Clickable specs
SQL & product metrics Self-served dashboards
Community
Mentor, Zurich Product Circle 20+ mentees since 2019
Talk: Roadmaps that survive contact Alpine Product Days, 2024
Co-host, Basel PM meetup Monthly, 80 seats
Reviewer, Swiss UX Awards 2022 and 2023 panels
Foundations
Education
Degrees
MSc Product Management · Helvetia Institute of Technology · 2012–2014
BA Economics · Reuss Business School · 2009–2012
Languages German (native) · English (fluent) · French (working)