Senior Full-Stack/Backend Developer | Ruby on Rails (m/f/x)

at Mailbutler(View all jobs)

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We’re getting email communication back to the 21st century.

Mailbutler is a steadily growing Berlin-based software development company. We’re a bootstrapped and profitable company, independent of any investors or external shareholders. Our vision is to provide elegant and intuitive solutions to maximize users’ everyday productivity. Our latest product, Mailbutler, is the market-leading productivity enhancement tool for Apple Mail and Gmail.

We're looking for a Senior Full-Stack/Backend Developer | Ruby on Rails (m/f/x) to join our team in Berlin!

About the role

As a Senior Full-Stack Developer at Mailbutler, you will be working on the core of our Mailbutler service: Its backend. Our backend is based on Ruby on Rails with a Postgres database, deployed via Docker containers on AWS. Mailbutler's backend provides all the heavy-lifting to our various frontends, such as delivering scheduled emails, or snoozing and tracking emails.


Ruby on Rails Postgres Docker, AWS REST API JavaScript, CSS, HTML Communication Skills Fast Learner

You have:

  • Strong logical thinking skills and proven persistence in problem solving (e.g. achieved through a BSC or MSC in Math, Computer Science or Engineering)
  • Work experience in backend or full-stack development and software engineering
  • Experience working with modern frameworks, such as Ruby on Rails, Node.js or similar
  • Strong software engineering practices including design patterns, testing and CI

You will:

  • Deliver high quality applications from designing and iterating new features into production in short sprint cycles
  • Independently build and maintain and take on ownership of software modules and services
  • Have immediate impact on the success of our product line
  • Contribute ideas and realize projects that are used actively by thousands of users all around the world

You get:

  • Freedom to design and use the latest technologies where relevant (“Best tool for the job” approach)
  • Stay on top of current industry trends and join tech conferences to present your work, and meet-ups all around the globe
  • A long-term career perspective at a thriving software company in the heart of Berlin
  • Flat hierarchy and plenty of responsibilities from the start
  • Contribute to the success of a successful service already used actively by thousands of users all around the world

Why Mailbutler:

  • Our team has over 10 years of experience in software development for macOS and other platforms
  • You put your own projects into practice while enjoying flexible time management
  • Work with a MacBook at a fully equipped work station in a nice and bright office
  • As much coffee, soft drinks, Club Mate or whatever you like to drink

Do you have what it takes to join our team?

Please send your CV to We’ll get in touch with you as soon as possible. We look forward to your application!