Senior Software Engineer (m/f) – Mobile Backend - XING Corporate

For a better working life

For a better working life

Senior Software Engineer (m/f) – Mobile Backend

XING is the social network for business professionals with millions of members all over the world. Help us shape the future – for a better working life! We currently have an opening at our headquarters in Hamburg. 

The Mobile Backend consists of backend developers from multiple teams, collaborating to provide infrastructure and services to native iOS and Android applications, as well as several products across XING. We work together closely with the respective stakeholders to provide sustainable, scalable and reliable software. We strive to make our code better anytime we touch it, despite facing constant challenges, due to the nature of our high performing, rapidly evolving services. In the context of the service oriented architecture at XING, spanning a multitude of teams and business units, close collaboration and interaction with people is as crucial for success as technical competence. You would join a motivated team that is constantly improving and is involved in a lot of challenging projects. We would be very happy to have you on board!

A challenging task

  • Drive innovative solutions in close cooperation with your team as well as internal and external stakeholders.
  • Propose and drive code and architecture improvements, while being mindful when it comes to scalability and availability.
  • Help improve on our system monitoring and error handling.
  • Summon up the patience to work with and improve legacy code.
  • Passion for learning and continuously improving yourself, the processes and the team around you.
  • Be comfortable in an agile, collaborative environment.

A convincing background

  • Profound knowledge of Ruby and Rails.
  • Extensive experience with building and maintaining highly scaled apps, ideally as tech lead.
  • Knowledge in SQL databases, ideally MySQL. NoSQL is a plus.
  • Strong analytical skills.
  • Knowledge of real-time messaging architecture at scale is a plus.
  • Knowledge of Docker and Kubernetes is a plus.
  • Excellent team player with strong communication skills in fluent English.
  • German is a plus.

An inspiring environment

XING offers a dynamic environment located in the centre of Hamburg. As well as flexible working hours, you’ll have an opportunity to unleash your skills and acquire new ones. We offer a wide range of training courses in addition to German, English and Spanish lessons, regular team and offsite events, and lots of fun. We also provide free drinks and organic fruit as well as a Proficard public transport ticket, restaurant vouchers and travel insurance. And let’s not forget the smartphone or iPad that you can use privately. You’ll also be provided with a high-end Macbook Pro, and our offices have table football tables. If you’re feeling really sporty, we also have great gym deals, and various other benefits….

If this profile matches your expertise, experience and aspirations, we’d be delighted to receive your full application, including salary requirements and possible starting date.

We're an Open Source contributor ( and let the world know what we're doing ( while also organising public user groups and coding events.



Martina Hertel

Martina Hertel

HR Manager

Software Engineering 

Profil auf XING