Senior Ruby on Rails Developer (f/m) in Berlin @ Sensorberg / Sensorberg GmbH

Senior Ruby on Rails Developer (f/m) in Berlin @ Sensorberg / Sensorberg GmbH
Sensorberg GmbH
Deutschland, Berlin
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Your tasks

Lead the agile development of our rails based platform. Test and deploy with zero downtime, we want to move fast and we ?re looking for a lean Rails developer to lead the path.

Our platform manages beacons/application and business rules of our customers. The exiting challenge lies in the constant flow of incoming statistics data and the need to process it further so we can build awesome statistics frontends and enable innovtive new business rules. Showing a notification on your phone when you pass a beacon is just the beginning!You will work in a team with highly skilled frontend developers, working on a hybrid rails/JS platform. Combining the advantages of those technologies.We have an awesome stack of automations running in our Jenkins CI server and expect the rails backend to integrate with the other projects as well.


Must have:

  • Senior Level, multiple projects experience
  • > 3 years of experience with web based products
  • Rails deployment, zero downtime deployment, database migration (Capistrano or similar)
  • Generated/automated documentation of APIs and the deployment (Swagger, Apiary or similar)
  • Postgres/MySQL
  • DevOps expertise, server orchestration (puppet, chef or similar)
  • NoSQL experience
  • Different methods of authentication (Oauth, JWT o.A.)
  • Backend cluster experience, deploying to multiple servers, autoscaling...
  • Integration with Jenkins CI server - > Test Driven Development
  • Leadership experienced with responsibilities over multiple teams (Frontend, Backend, QA, DevOps...)
  • Microservice architecture
  • solid English communication skills
  • technical supervision of QA processes
  • Agile Development leadership skills

Nice to have:

  • > 5+ years of experience
  • Project experience with Rails projects integrated with advanced frontend Javascript libraries (no JQuery, D3.js, react.js...)
  • Experience with ElasticSearch Experience with AngularJS and react.js based web frontons
  • REST
  • JSON Api (
  • Versioned APIs
  • Solid German communication skills
  • Microsoft Azure VM and infrastructure provisioning
  • MSSQL (Microsoft SQL Server)

Really nice to have:

Experience with Azure services: - EventHub - ServiceBus - Storage - Stream analytics

This job is awesome because

We provide a green field for you to code and get things done. There is no legacy to worry about, this rails project is just getting started! If neccesary, we ?ll use our excellent contacts to startups with rails based solution to make sure that we can tackle any problem.

About Sensorberg GmbH

Who is Sensorberg?

Sensorberg was founded in 2013 after successfully completing the Microsoft Ventures Accelerator program and has since become the leading Beacon management platform. Our goal is to digitize and automate processes to make various aspects of our lives easier, provide data for better decision making and facilitate in real-world problem solving. There are seemingly no limits on the possible use case implementations of our technology. IoT and industry 4.0 are the key words that we focus on with our customers.

The Team:

Sensorberg's team is very international with over 50% foreign nationalities from more than 9 countries represented, sometimes mistaken as a United Nations organization. We have a culture of openness, collaboration, and creativity where everyone is encouraged to take ownership in projects and also present their points of views to the team. Our company language is English and if you are tech savvy, Java or AngularJS would also be understood.

Our other benefits include:

  • Weekly company breakfast
  • Free drinks incl. club mate, coffee and your preferred choice of caffeine
  • Variety of fresh fruits and snacks
  • Gimbal and bean bags
  • Financial support of retirement benefits

The Challenge:

We have a special focus on solving real problems in industries such as finance, retail, construction, advertising, logistics and manufacturing, for our partners and customers. Webegan with a marketing agency to fast prototype a concept which followed with a beacon eco-system implementation that was supported by multiple work streams at Sensorberg. Our continued strategy is to focus on Industry 4.0 capabilities utilizing BLE beacons that automate manual data collection processes into digital data that is collected into secured cloud storage for further analysis and machine learning.

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