1&1 Mail & Media Applications SE

Senior Frontend Developer (f/m/d)

at subsidary 1&1 Mail & Media Applications SE in Karlsruhe or Munich
Reference ID: 967


About us

With our strong brands GMX, WEB.DE and mail.com and over 42 million active users, we are the leading email and communications platform in Germany, Austria and Switzerland. From this strong market position, services and apps are developed that simplify users' digital lives - from office tools and cloud solutions to personal ID management.

Your Tasks

You are able to develop fantastic frontends for more than 40 million customers? You like to bring in new ideas, want to invest in improving yourself and appreciate agile cross functional teams? You might be the one we‘re looking for! Develop new features for our mail applications for our brands WEB.DE & GMX and improve the user experience for more than 40 million customers even more.

  • You develop challenging features and services using web technologies in close collaboration with product management and your development colleagues.
  • You identify quality, performance and maintainability risks and solve them in the team.
  • You do code reviews of the software developed in the team for quality assurance.
  • You bring in your ideas and experience in close collaborations with our colleagues from architecture, it operations and quality assurance.
  • You help to optimize the agile processes and infrastructure in the team.

We Appreciate

You have a technical degree such as computer science or a comparable training? You have multiple years of experience in frontend development and can create exciting frontends for customers? You are interested in new technologies, staying up to date with the latest frontend development trends and are also able to develop highly complex features? You are a real team player and see yourself in the points described? In that case, we are looking forward to your application.

  • You have very good knowledge of frontend development with TypeScript and mastered web technologies in general.
  • You are familiar with complex web frameworks like React or something comparable and feel comfortable with web components.
  • You are able to tackle and solve architectural challenges using common software development pattern like redux.
  • You are capable of developing high quality software using unit tests, clean code and build and check tools.
  • You like to take responsibility and are fluent in English.

apply online now

We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.


1&1 Mail & Media Applications SE
Recruiting & Candidate Management

Brauerstraße 48
D-76135 Karlsruhe