Full-stack Engineer (Ruby on Rails + TypeScript, React) – Join a Czech Unicorn! 🚀

Hybrid
Prague
Full-time

Our Growth team in Prague is looking for an Experienced Full-stack Engineer to help us drive activation, monetization, retention, and run AI-driven experiments that create smarter, more valuable experiences for our customers.

Tech stack

Ruby on Rails
React.js
TypeScript
Kotlin
GraphQL
Kafka
Postgres
AWS
Kubernetes

What you’ll do

Build onboarding flows & in-product guides that bring users to their “aha” moment faster
Run AI-driven experiments (e.g. setup helpers, personalized onboarding, smart suggestions)
Improve monetization flows (plans, upgrade nudges, communicating value)
Work on retention features that keep users engaged and coming back
Partner with product, design & data on high-impact growth experiments
Advocate for scalable solutions and mentor others in growth engineering

What we’re looking for

5+ years of experience building full-stack web applications
Comfortable working end-to-end (frontend + backend)
Growth mindset – you think in terms of activation, conversion & retention
Experience working cross-functionally with PMs, designers & analysts
Curious about AI and open to exploring how it can improve user experience

What you’ll get

Stock options – own a piece of the company
Top gear – MacBook + 34″ monitor
5 weeks vacation + sick days
Budget for learning – courses, books, conferences
Carrot Fertility benefits & parental support
Flexible hours & hybrid work
Free catered lunches, snacks & drinks
MultiSport card
Language lessons & mental wellness program

About Productboard

We’re Productboard, a customer-centric product management platform trusted by 5,500+ companies worldwide (Zoom, Microsoft, Cartier, Ubisoft…). Backed by top Silicon Valley investors, we’re proud to be one of the few Czech unicorns.

With offices in Prague, Brno, and San Francisco, we combine the stability of a unicorn with plenty of room for individual impact.

Check out our LinkedIn Life page, Instagram profile, and People of Productboard FB page or listen to our People of Productboard podcast for a real feel of what life is like at Productboard.