Our Sponsors

Freeletics is a company built around the idea that everyone can achieve their potential. We help and guide our users towards the best version of themselves with a tough, challenging, and exhilarating fitness journey with our mobile apps, backed by our mighty Python Coach and our carefully crafted microservice Rails backends. With more than 30 million registered users, we are changing a lot of lives. Our cross-functional teams own the product from ideation to delivery. We aim at being the leading mobile solution in the fitness and personal development industry and we are working hard to get there.

GitHub is a development platform inspired by the way you work. From open source to business, you can host and review code, manage projects, and build software alongside 31 million developers.

Rails LTS provides security patches for old versions of Ruby on Rails. It's a compatible drop-in replace­ment for the official Rails gems. Little to no code changes required.

Rails LTS currently supports Rails 2.3, 3.2 and 4.2 and works with both Ruby 1 and Ruby 2.

xbAV is the leading technology provider for the digitization of occupational pensions (betriebliche Alters­versorgung). As an independent partner we connect insurers, product providers, social partners, insurance agents, employers and employees. Our aim is to make pension schemes transparent, comprehensible and accessible for everyone.
We work in cross-functional teams and use Rails, Java, Angular, Vue, Microservices & Scrum.

Heroku, a Salesforce company and industry pioneer in platform as a service (PaaS), enables developers to build and run applications entirely in the cloud, without the need to purchase or maintain any servers or software. Over 7 million apps, including ones from Product Hunt, Casper and Citrix run on Heroku. With support for the most popular languages such as Python, Ruby and Node.js, high-scale data services including Postgres, Redis and Kafka, and an add-ons ecosystem featuring over 150 cloud application services, Heroku provides companies from startups to Fortune 500 enterprises with a faster and more effective way to create, deploy and manage beautiful apps in the cloud.

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