(Junior) Android Developer - Passenger App ioki (f/m/d)

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(Junior) Android Developer - Passenger App ioki (f/m/d)

Academic Professionals

Entry date: immediately Job No.: 83388
  • ioki GmbH
  • Frankfurt (Main)
  • Information Technology
  • Full Time (Duration: Permanent)
  • Application deadline: Open

Are you interested in shaping the future of mobility? Then come join us! At ioki we work towards mobility concepts that serve as a supplement to public transport, such as mobility analytics, autonomous driving and especially, demand responsive transportation services. We combine innovative and existing concepts to connect people and restore lost living space. With decades of experience provided by our parent company Deutsche Bahn and openness of an agile start-up, we are unique as ioki. Fascinated by the developments in the mobility industry? Then we should definitely meet!

We at ioki are currently looking for you as an (Junior) Android Developer to join us for our office in Frankfurt am Main in our mission to develop, shape, grow and maintain an Android app used by Demand Responsive Transport (DRT) customers around the world.

Your tasks: 

  • You develop and maintain our Android Passenger application as part of the Android team
  • You work closely with the teams Android, UX & Visual Design and Backend to create a delightful user experience
  • You make technical decisions about architecture and implementation details together with the team
  • You write automated tests to verify behavior and avoid regressions
  • You follow best practices to ensure that the application lives up to the teams development standards
  • You brainstorm and plan together with Product Management upcoming features and improvements
  • You learn new Android and mobile technologies while working together in a highly motivated and experienced product team
  • You continually look to improve and bring new ideas to the team
Your profile:

  • You gained first professional experience in developing Android apps with Kotlin
  • You have a good knowledge of software patterns and Android support libraries
  • You have a good understanding of dependency injection, reactive programming and general code design principles (SOLID, DRY, KISS etc.)
  • You have a disciplined approach while developing, testing, and documenting clean code
  • You are courageous and open to new ideas; you like to share your knowledge and you are enthusiastic about your topics
  • You have a very good knowledge of spoken and written English, because English is the company language in our international team

This is what you can expect from us:

  • A healthy work-life balance, diversity, a hands-on-mentality and agile work are not only a major part of our culture recorded in writing, but we also gladly live by
  • In addition to fair payment, we offer many social and fringe benefits: a job ticket, driving concessions in local and long-distance transport, company pension, company bike, sports, affordable holiday- and leisure activity offers and much more
  • We invest in your personal development: Therefore, we provide a yearly training budget for you and an experienced Agile Coach
  • With flexible working hours, home office days and choice of your software and hardware accordingly to the ioki standard, you are free to fully customize your working space
  • Our modern office is located in the heart of Frankfurt and therefore easily accessible
  • Working with us means meeting an absolutely dedicated and interdisciplinary team
  • Of course, coffee, tea, fresh fruits and even a candy bar are free for all of our employees to enjoy

Your application

Now you can easily start the application process online.

Apply now


Karolin Lüdeke

+49 152 37538459

Equal opportunities and self-determined participation for the severely disabled and persons of equal status, as well as respectful cooperation are firmly anchored principles within the DB Group. Therefore, severely disabled applicants with the same suitability will be given priority.

Please apply online using tender number 83388 and including your salary expectations.

Of course, we will keep your personal information confidential: www.deutschebahn.com/datenschutz-personal 

Apply now and learn more: www.deutschebahn.com/karriere