Sales

App Developer, Internship

Relesys Odense, DK Posted 17 Sept 2026 Relesys careersOn-siteInternshipStudent / internEnglish

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Summary

An App Developer Intern will build, release, maintain and migrate customer apps, while supporting the development team and helping improve or automate app workflows.

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Opportunity summary

Employment type: INTERN. Requisition: 8393935. Join our 5x growth journey as our App Developer Intern and help bring our customers' apps to life 📱🚀 Relesys delivers a platform for employee communication, and every customer gets their own app in the App Store and Google Play. Today we have over 100 customer apps live, and new ones keep coming.

We are looking for a systematic and curious IT student who wants hands-on experience in a fast-growing B2B SaaS company. In this role, you will take ownership of building, releasing and maintaining our customer apps, working closely with our development team. You'll learn a well-documented workflow from day one, and there's plenty of room to improve and automate it along the way.

This internship is ideal for someone who wants real responsibility, practical experience with CI/CD and app store releases, and to see their work go live with real customers. This is an exciting time to join Relesys. Through our strategic partnership with the Private Equity fund Copilot Capital, the coming years will bring significant growth and plenty of opportunities along the way.

You'll have a unique chance to make a real impact, taking both your career and Relesys to the next level1 …

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