Speaker

Julian Fischer Avarteq GmbH

Julian Fischer ist CEO der Avarteq GmbH und Lehrbeauftragter an der Hochschule für Technik und Wirtschaft des Saarlandes (HTWdS), wo er die Vorlesung "Ruby on Rails" hält. Zu seinen Schwerpunkten gehören u.a. die Architektur von skalierbaren, verteilten Systemen auf der Basis von Ruby on Rails sowie der Aufbau von skalierbaren, hochverfügbaren Hosting-Infrastrukturen wie EnterpriseRails.de.

 

Jens-Christian Fischer InVisible GmbH

Jens-Christian has been a behaviour driven Rails advocate for 3 years. He's a professional Rails developer, CEO of a Rails company (www.invisible.ch), author of the best selling german book "Professionelle Webentwicklung mit Rails 2", teacher of Rails courses and a regular speaker at conferences.

 

Sven Fuchs

Sven Fuchs, pronounced [sfɛn fʊks], is an experienced software developer and opensource enthusiast currently based in Berlin. While focussing on Ruby/Rails development for the last 4 years he published a good number of Ruby and Rails projects, tools and libraries. Consistently ranked amongst the top 30 on Rails ranking sites he is probably best known for leading the Ruby I18n project, the Ruby gem which is shipped with Rails to provide internationalization support.

 

Patrick Hüsler Wooga

Patrick Hüsler is a web developer from Switzerland who is currently based in Berlin. He works as an engineer for wooga, a social game company, where he builds backend systems. He is an active member of Berlin's Ruby user group, a co-organizer of EuRuKo 2011, likes to hack on open source software and dreams about going surfing more often.

 

Michael Johann rails-experts.com

Michael Johann is author of "Ruby on Rails für JEE-Experten" (Hanser Verlag). He is a consultant and trainer for JRuby on Rails and a regular speaker at conferences around the globe. Bevor switching to Ruby on Rails he become a reknown JEE expert and editor-in-chief of JavaSpektrum Magazine which was founded in 1996.

 

Yehuda Katz Engine Yard Inc.

Yehuda Katz is currently employed by Engine Yard, and works full time as a Core Team Member on the Rails project. He is the co-author of jQuery in Action and the upcoming Rails 3 in Action, and is a contributor to Ruby in Practice. He spends most of his time hacking on Rails, but also on other Ruby community projects, like Rubinius and Datamapper. And when the solution doesn't yet exist, he'll try his hand at creating one - as such, he's also created projects like Thor and DO.rb.

 

Martin Kleppmann Rapportive

Martin is a Ruby and Scala developer and entrepreneur. He is co-founder of Rapportive (rapportive.com), a social intelligence add-on for Gmail. Previously he created Go Test It, a cross-browser testing service for web applications, and he was top of his computer science class at the University of Cambridge. Martin loves pushing the boundaries of what people think is possible, and making stuff which people find useful.

 

Jan Krutisch mindmatters GmbH & Co. KG

Jan Krutisch is a developer relations guy at the Hamburg based development shop mindmatters GmbH & Co. KG. He co-founded the german rails usergroup movement, and wrote several books and articles on ruby and rails. Apart from that he likes to dabble in electronics, music and generated arts (whenever he finds the time). As with so many of his fellow rails developers, his latest works have been more in the JavaScript department, turning web pages into highly interactive experiences (tm).

 

Michael Mahlberg Consulting Guild AG

Somewhere on the web it says Michael Mahlberg (mm@cg-ag.de), initiator and CEO of the consulting guild (www.cg-ag.de) has been consulting on software development processes and architecture since the last millenium. Frankly it's over twenty years of developing software and helping other to do so. As a coach for agile software development he's been using ruby for years and started to coach for Ruby on Rails projects in 2009.

 

Mathias Meyer Freelancer

Mathias Meyer ist Autor des "Riak Handbook" und "NoSQL Handbook" und hat ein übernatürliches Interesse an Datenbanken, Cloud und Infrastruktur. Über all diese Dinge schreibt er hin und wieder auf http://paperplanes.de.

 

Lourens Naudé WildfireApp.com

Lourens is an independent consultant currently based in sunny Madeira Island, but originally from South Africa. He specializes in backend/platform/domain solutions and is well versed full stack, from VM to high level protocols and known for his offbeat Ruby patches and extensions. Current interests include disruptive communication technology like ZeroMQ/libxs - all modern software is social software and none of that should be hard.

 

Phillip Oertel betterplace.org

Phillip is an experienced software developer and advocate of process that adapts to the people and circumstances involved, while striving to improve constantly. Before joining betterplace.org as CTO last year, he spent three years at the largest German business social network, where he also started working professionally with Ruby on Rails. He studied in the school of hard knocks, so "his schooling didn't interfere with his education" (Mark Twain).

 

Rubén Parés-Selders usejruby.com

Rubén Parés-Selders works as a Freelance Consultant and Ruby on Rails Trainer. Since the end of the 90ies he has been engaged in IT, planning and crafting ergonomical customer facing business software. Along with the projects he completed over the years he got to know several Web Frameworks in depth. Ruby on Rails than quickly advanced to his Web Frameworks of choice, which recently lead to the opportunity to sneak it into an enterprise environment.

 

Oleg Shpynov JetBrains

Oleg Shpynov, now a senior software developer at JetBrains, was the very first author of the Ruby plugin for IntelliJ IDEA, which led to the birth of RubyMine. His fields of interest include dynamic languages, type systems, language design, and ACM contests. His work at JetBrains is currently focused on languages support, contributing to the RubyMine and PyCharm projects, and maintaining the vim support plugin.

 

Nick Sutterer

Nick Sutterer, a.k.a The Cells Guy, keeps a basement full of code slaves cranking out component-oriented software in an undisclosed location in the mountains of Germany. In the past few years, he has attended several Ruby gatherings, where he kept talking about the same boring stuff over and over again. In general, it seems as if he would just join conferences to have free coffee, make fun of innocent people, and surf the free WiFi with his vintage laptop. If you can't spot him on the conference circuit, check out the nearest bar.

 

Stefan Tilkov innoQ Deutschland GmbH

Stefan Tilkov is a co-founder and principal consultant at innoQ, a technology consulting company with offices in Germany and Switzerland. He has been involved in the design of large-scale, distributed systems for more than a decade, using a variety of technologies and tools ranging from C++ and CORBA over J2EE/Java EE and Web Services to REST and Ruby on Rails. He has authored numerous articles and a book ("REST und HTTP", German), and is a frequent speaker at conferences around the world.

 

Dennis Ushakov JetBrains

Dennis Ushakov is a senior software developer at JetBrains and post-graduate student of Saint-Petersburg State University. His areas of professional interest include virtual machines design and managed runtimes in managed language implementation. His work at JetBrains is currently focused on Rails 3.0 and debugging support.

 

Thilo Utke Upstream-Agile GmbH

I'm owner and CEO of Upstream-Agile GmbH a ruby software and consulting shop in Berlin. Upstream is strongly involved in the local ruby/rails scene by hosting events like the DevHouseBerlin and contributing talks at various occasions. We are well known for our speed and quality. I'm very passionate about software testing and think that the developer community still has to come a long way in that matter. Of course I contributed to various open source software, mostly to the ones released by upstream (http://upstream-berlin.com/open-source/). Before I founded upstream together with Alexander Lang and came to ruby and rails in 10/2006, I wrote medical software in c# for the Charité Berlin and graduated at computer sciences. When not making our customers happy or keep my skills sharp, I enjoy playing Basketball with friends, being a loving boyfriend, and live out my geekness.

 

Heiko Webers bauland42

Heiko is a web architect and the founder of bauland42. We create innovative and secure web applications and we provide Rails security audits and certification. We also run the Ruby on Rails Security Project (rorsecurity.info). Heiko has written books about Rails security, for example at http://www.rorsecurity.info/the-book

 

Jonathan Weiss Peritor GmbH

Jonathan Weiss is a consultant and partner at Peritor GmbH in Berlin, Germany. For the last years he has been developing and consulting on large Web projects where he focused on scalability and security. Nowadays he develops Scalarium, an EC2 Cluster Management solution and helps clients migrate to the Cloud. He is an active developer of several OpenSource libraries around CouchDB and Amazon Web Services and the author of Webistrano, a deployment tool.

 

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