Working Student Intern Software Engineer (Frontend & Backend) (fmx)

Cologne Germany (Hybrid)

Team: Engineering Reports to: CTO Format: Working Student (1620h/week) or Internship (36 months)

Keep the world awake - build the platform thousands of DevOps teams rely on

ilert helps thousands of DevOps & IT teams detect fix and communicate incidents faster. When a critical system goes down our platform is the source of truth from the resilient backend that processes thousands of events per second to the fast intuitive frontend engineers stare at under pressure.

We are looking for a Working Student or Intern who loves building software and doesnt want to be boxed into a single layer of the stack. Whether you lean frontend backend or full-stack youll ship production code that powers a mission-critical SaaS product. We match projects to your strengths and our business needs and were happy to help you grow in whichever direction excites you most.

• Ship End-to-End Features: Build user-facing features with React and TypeScript the backend APIs behind them or both.
• Backend & Scale: Help design robust APIs and data pipelines in our backend stack (we mainly use Java and Rust) and work with distributed systems like Kafka and ClickHouse.
• Frontend & Craft: Contribute to our modular component library and help keep the UI fast accessible and rock-solid when customers need it most.
• Flexible Project Scope: From core alerting logic to integrations (Slack MS Teams Jira) to AI-powered SRE features well match the work to your interests.
• Quality & Reliability: Write tests and care about clean maintainable code on a platform where downtime isnt an option.

• Current Student: Enrolled in Computer Science Software Engineering Informatics or a related technical field.
• Coding Foundation: Hands-on experience with at least one part of our stack React/TypeScript on the frontend and/or a backend language like Java Go Rust Python or .
• CS Fundamentals: A solid grasp of data structures algorithms and how web applications fit together (APIs databases Git).
• Engineering Mindset: You value clean maintainable code and are eager to learn how a professional SaaS product is built tested and deployed at scale.
• Curiosity & Builder Mentality: Bonus points for side projects open source or anything youve built and shipped backend frontend or AI.
• Language: Fluent English (our working language).

• High Impact: Your code helps engineers at companies worldwide stay calm and efficient during incidents.
• Pick Your Path: Explore frontend backend or full-stack and find what you love before you graduate.
• Hybrid Freedom: Experience our beautiful office in Cologne Rheinauhafen (3 days/week) and work from home (2 days/week).
• Student-Centric: Flexible hours that work around your lectures and exam periods.
• Elite Mentorship: Work directly with experienced engineers who love to share what they know.
• Focus Culture: We protect maker time favor async communication and keep meeting overhead low.

We hire for talent and a builder mentality not just a checklist. If you have a GitHub repo or a project youre proud of a slick UI a fast API or an AI experiment that connects to the real world we definitely want to see it!