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Senior

Senior Full Stack Engineer (m/f/d)

Confirmed live in the last 24 hours

FlixBus / Flix

FlixBus / Flix

Berlin
Hybrid
Posted April 7, 2026

Job Description

We are seeking a talented and driven Senior Full Stack Engineer (m/f/d) to join our team, in the Demand Division, responsible for developing our contact center applications, with the focus on scalable agent-facing interfaces and automations.  

This is a unique opportunity to be part of our development team, evolving software products on a scale. As such, there will be a lot of discoveries involved in the design process, as we work to identify the most efficient and effective workflows. 

Our Tech Stack includes:  

  • Languages & Frameworks: Python, JavaScript, TypeScript, Java, flask, FastAPI, Node.js, React, Spring Boot.  
  • Cloud Providers and IaC: AWS, Azure, terraform, serverless.  
  • Data Layer: Elasticsearch, Snowflake 
  • Streaming and Messaging Layer: Kafka. 
  • Observability: Datadog, Kibana. 

About the Role

  • You will be part of a self-organized, cross-functional distributed team-owning set of products and will hence directly contribute to the success of the business. 
  • You will maintain a core product built with TypeScript and Java / Spring Boot 
  • You and your team will place our users at the center when developing solutions together.  
  • You drive the development process using an Agile environment.  
  • You will be able to evolve products using new tech stacks.  
  • Lead technical decisions inside and across teams to improve technical excellence through lateral leadership.  

About You

  • A minimum of 8+ years of professional experience in fullstack development, with a strong focus on architecture, system design, and migrat
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