Senior Backend Engineer (f/m/d) at Babbel (Lesson Nine GmbH) (Berlin, Germany)

 Stack Overflow ·  09.10.2018


We are looking for experienced Backend Engineers to join our Infrastructure teams.

Your responsibilities will be:


Deliver high quality web applications from designing and iterating new features into production in short sprint cycles

Independently build, maintain and take on ownership of complex software modules and services

Collaborate cross-functionally to inform API design and architectural decisions

Maintain and make use of a good overview of the overall technology stack and infrastructure

Shape, facilitate and survey coding guidelines and quality standards

Understand and take ownership the system performance and health

React, troubleshoot and solve operational events (bugs and incidents)

Independently focus on continuous learning and improvement and drive the evolution of our engineering practices


You have:


Experience with Ruby (RoR) and/or Node.JS 

Proven experience in at least one other server-side framework

Knowledge in building scalable distributed systems and architectures

Knowledge in testing on different levels: unit, integration, contract and E2E

Experience with monitoring systems

Experienced in maintenance of complex code bases and driving down technical debt

Solid understanding of lean and agile practices

Fluency in written and spoken English


Nice to have:


Experience in using cloud services (ideally AWS)

Experience with NoSQL databases (DynamoDB, MongoDB)

Experience with any infrastructure as code tool (ideally Terraform)

Basic knowledge of statistics necessary to set up and understand metrics


Why Babbel?

Babbel is the world’s most successful language learning app. Work with us to make a real impact in the world, in a meaningful way. 


We’re driven by a bold challenge

We solve meaningful problems - at scale.

Diversity and difference are our strengths; lifelong learning is our life’s blood

Work within a high-performing team at Babbel.

Tackle a steep learning-curve – personally and professionally.

Work in a challenging environment and where you’re expected to bring your game face

Take advantage of a lively startup atmosphere with friendly working hours.

Draw from a vibrant international company with people from over 50 different nationalities.

We offer great company benefits (high-end company bike, fresh fruit & drinks).


Sounds good? We are already looking forward to hearing from you! Check out our jobs page, our blog, and our techblog for a fuller picture of #lifeatbabbel!

Questions about a career at Babbel? Contact us! 




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