Senior Backend Ruby Developer

Vaha (Berlin BE, Deutschland) Vor 13 Tagen veröffentlicht


For our office in Berlin, we are looking for a Senior Backend Ruby Developer (m/f/d).

At VAHA we don’́t only create products, apps or technology. We create flow experiences because we believe that flow is the way to a more happy and meaningful life. Via an interactive mirror, we provide access to fully personalized, immersive sessions for body, mind, and nutrition at home.


  • Design and improve our architecture with other members of the Backend team.

  • Develop the new version of the Platform for trainers, members and club owners.

  • Design the API for our mobile app for activity tracking and home workouts.

  • Collaborate with different frontend teams (Web, Mobile, Station).

  • Help the BI and Data Science teams to integrate smart features into our Platform.


  • 3+ years experience developing systems in Ruby.

  • Experience designing and implementing RESTful APIs for large-scale systems.

  • Confidence in working with large datasets.

  • Strong PostgreSQL skills including database design and optimization.

  • Extensive knowledge and experience with TDD and debugging Rails apps.

  • Ability to ship code in fast, iterative cycles.

  • Full English proficiency.


  • BS in Computer Science or equivalent.

  • Knowledge of other programming languages (Go, Python, JavaScript, Elixir).

  • Hands on experience managing infrastructure (Heroku, AWS, CI).

  • Experience in designing eventually consistent systems and working with queues.

  • Understanding of DDD concepts.

  • Experience in building apps from scratch.

  • Personal projects or open source contributions.


  • Working in a strong team with flat hierarchies

  • Excellent work life balance & flexible working hours

  • Coffee, tea and fresh fruit Pixformance Sports GmbH relies on a variety of teams.

  • Learning- and development opportunities

  • Team events

  • A cosy work place with kitchen and beverages for free

  • Hardware of your choice (Apple / Lenovo)

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Senior Backend Ruby Developer

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