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Senior Back-end Engineer

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fromAtoB is looking for a full-time Senior Software Engineer headquartered in Berlin.

Our mission is to help you find the best way to get from A to B. We are building a platform that integrates and analyses hundreds of routes and fares. Thanks to our deep understanding of transportation networks and strong relationships with providers, we are able to provide the best customer experience for your journey.

Every search, booking, payment and every other bit of logic we do, allows someone to travel. As a Software Engineer at fromAtoB, your enthusiasm is required to convert people into happy travelers. In return, as one of our greatest assets, you will thrive from our friendly team spirit, personal growing and learning, and a culture where your achievements will always be acknowledged and highly valued.


  • Write elegant, well-tested and scalable code.
  • Do assertive and constructive code reviews.
  • Share your knowledge with your teammates.
  • Communicate and coordinate with other teams to ensure consistency across platforms and projects.
  • Continuously evaluate and align your code with and towards the higher-level architecture and goals.

Main requirements

  • Software development skills with experience in Ruby or Golang
  • Experience with web frameworks like Rails
  • Experience with SQL and NoSQL databases like Postgres and Redis
  • You have experience with TDD (with tools like RSpec)
  • Ability to work on self-managed projects
  • Consumer centric mindset

Nice to have

  • Experience with Javascript, Python or Scala is a big plus
  • Experience with DevOps: Containersation, Cloud Infrastructure, Configuration Management and Security would be a big plus
  • Understanding of concurrency models
  • Experience building APIs and Microservices (e.g. REST, gRPC, PubSub)
  • Routing algorithms


  • 30 days of paid time off
  • 20% discount on personal travel
  • Flexible working hours and a casual working environment
  • Amazing team atmosphere and international people from around the world
  • Continuously evaluation and trial of new technologies to see if they can solve today's or tomorrows problems easier, simpler or better
  • Fresh fruit & drinks

Apply now

Sign up to apply

Or sign up to refer and earn a reward of €300