June 26, 2026
Frontend/Fullstack Developer
Senior • Hybrid
Stockholm, Sweden
emagine is looking for a Frontend/Fullstack Engineer to join a growth/activation team.
Start: mid-August 2026
End: December 31, 2026
Location: Required to be on-site 4 days per week in Stockholm
About the role
You will join a team focused on a critical stage of the user journey – onboarding and activation. The goal is to improve how new users discover value through personalized, data-driven experiences and fast iteration cycles.
This is a hands-on role with both frontend and backend responsibilities, with a strong focus on delivering user impact.
Key responsibilities
Build onboarding flows, nudges, and interactive UI components
Work fullstack with React/TypeScript and backend in Python, Go, or Kotlin
Drive A/B testing and experimentation within a growth context
Develop solutions based on user signals and behavior
Ensure system reliability and observability
Leverage AI-assisted development workflows
Requirements
4+ years of experience with React, TypeScript, HTML, and CSS
Experience with backend development (Python, Go, or Kotlin)
Proven experience in fullstack product development
Experience working with experimentation, tracking, and data-driven development
Strong ownership mindset and ability to drive work forward
Nice to have
Strong frontend architecture and performance optimization experience
Experience with server-side rendering
Experience with GCP and Contentful
Familiarity with tools like Optimizely, Mixpanel, Looker
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