Looking for Developer

Are you ready to make the world a better place with us? We are working on an app that suggests their users personalized solutions for the coordination of professional appointments and childcare. This will improve the reconciliation of work and family.

We are looking for a motivated computer scientist (female or male) to support us in the field of backend.

Job Description

We are looking for a Ruby on Rails developer responsible for managing the interchange of data between the server and the users. Your primary focus will be development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.



  • Design, build, and maintain efficient, reusable, and reliable Ruby code

  • Integration of data storage solutions

  • Integration of user-facing elements developed by front-end developers with server side logic

  • Identify bottlenecks and bugs, and devise solutions to these problems

  • Help maintain code quality, organization and automatization


  • Experience with Ruby on Rails, along with other common libraries such as RSpec and Resque

  • Good understanding of the syntax of Ruby and its nuances

  • Solid understanding of object-oriented programming

  • Good understanding of server-side templating languages

  • Good understanding of server-side CSS preprocessors

  • Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3

  • Familiarity with concepts of MVC, Mocking, ORM, and RESTful

  • A knack for writing clean, readable Ruby code

  • Ability to integrate multiple data sources and databases into one system

  • Understanding of fundamental design principles behind a scalable application

  • Able to create database schemas that represent and support business processes

  • Able to implement automated testing platforms and unit tests

  • Proficient understanding of code versioning tools

  • Familiarity with development aiding tools

  • Familiarity with continuous integration

If you have this expertise and a desire for an exciting start-up project with social impact, then drop us a line!

Contact: Dr. Katharina Schiederig,

hello@digisitter.com, Tel 0178-1640562.