Goranka Bjedov

Goranka Bjedov works as a Capacity Planning Engineer at Facebook. Her main interests include performance, capacity and reliability analysis. Prior to joining Facebook, Goranka has also spent five years performance testing at Google and worked for Network Appliance and AT&T Labs. Prior to that she was a professor at Purdue University. A speaker at numerous testing and performance conferences around the world, Goranka has authored many papers, presentations and two textbooks.

Tom Sulston

Tom works for ThoughtWorks. He is a consultant in the continuous delivery space and also loves the whole DevOps thing. He has previously spoken at Agile and XP conferences on continuous delivery, devops culture, & build pipeline practices. Tom lives in Melbourne, having previously worked for Thoughtworks in the UK, US, Germany, and India.

Rachel Laycock

Rachel works for ThoughtWorks as a Senior Consultant with 9 years of experience in systems development. She has worked on a wide range of technologies and the integration of many disparate systems. Since joining ThoughtWorks she has played the role of developer, coach, trainer, technical lead, project manager, and everything in between! She's fascinated by problem-solving and finds that people problems are more difficult to solve than software ones.

Greg Young

Greg Young is a loud mouth about many things including CQRS, Event Sourcing, and getting your tests to do something more than validating your code. He is currently involved with Event Store a functional database geteventstore.com

Chris Chedgey

He has an MSc. in Computer Science from Trinity College Dublin. He has 28 years of experience in commercial software development, notably on large military and aerospace projects in Canada, including 5 years on the International Space Station project. Co-founder of Headway Software and designer of the JOLT winners Structure101 and Restructure101, he has 2 lovely daughters in college and lives on the south-east coast of Ireland.

Glenn Block

Glenn is a PM at Microsoft working on support for node.js in Windows and Azure. Glenn has a breadth of experience both both inside and outside Microsoft developing software solutions for ISVs and the enterprise. Glenn has been a passionate supporter of open source and has been active in involving folks from the community in the development of software at Microsoft. This has included shipping products under open source licenses, as well as assisting other teams looking to do so. Glenn is also a lover of community and a frequent speaker at local and international events and user groups. Glenn's blog can be found at http://blogs.msdn.com/gblock or you can follow him on twitter at you own risk at twitter.com/gblock

Alistair Jones

Alistair Jones is a Software Engineer with Neo Technology, the company behind Neo4j, the world's leading graph database. Alistair has extensive experience as a developer, technical lead and architect for teams building enterprise software across a range of industries. He has a particular focus Domain Driven Design, and is an expert on Agile methodologies. Alistair often writes and presents on applying Agile principles to the discipline of performance testing.

Brian Foote

Brian Foote is an itinerant software developer and rogue scholar who has been programming professionally since the 1970s. The unremitting squalor and duplication endemic he saw drove him to graduate school to study whether we could do better. This led to an interest in object-oriented programming, reflection, design patterns, and refactoring. His focus is now on why contemporary advances in tools and programming tactics have not had the impact they had once promised.

Vicent Marti

Vicent Martí has a name which is difficult to pronounce. Despite his main occupation as bananologist, he spends his spare time working full time at GitHub, where he builds tools for the people who build the Internet. His dreams invaded by shadowy figures: pink ponies and raw pointers, he loves sharing his love for what he believes is beautiful technology. As an European citizen (Spain, according to his passport), Vicent enjoys drums and yellow things and the sweet sweet smell of civilization.

Fred George

Fred George has been writing code for over 44 years in (by his count) over 70 languages. An early adopter of OO and Agile, Fred continues to impact the industry with his leading-edge ideas. Passionately practical, Fred has spent the last few decades delivering projects for clients worldwide (US, India, China, UK). Oh, and he still writes code!

Hardy Ferentschik

Hardy Ferentschik is Senior Developer at JBoss and member of the Hibernate development team. He is the project lead of Hibernate Validator and core developer for Hibernate ORM and Search. He also is part of the JSR 303 (Bean Validation) expert group. Hardy is a frequent speaker at JUGs and leading software development conferences like JAOO or JFokus.

Greg Young

Greg Young is a loud mouth about many things including CQRS, Event Sourcing, and getting your tests to do something more than validating your code. He is currently involved with Event Store a functional database geteventstore.com

Janne Räsänen, Albert Bertilsson, Sebastian Ganslandt and Ted Steen

Sandi Metz

Sandi Metz has 30 years of experience working on projects that survived to grow and change. During the daytime she writes software at Duke University, in the evening, builds bicycles, and (since she has finally finished "Practical Object Oriented Design in Ruby") uses the wee dark hours of the early morning to do just exactly what she pleases.

Oren Eini / Ayende Rahien

Oren Eini has over 15 years of experience in the development world with a strong focus on the .NET ecosystem. And has been awarded the Microsoft's Most Valuable Professional since 2007. An internationally known presenter, Oren has spoken at conferences such as DevTeach, JAOO, QCon, Oredev, NDC, Yow! and Progressive.NET. Oren is the author of DSLs in Boo: Domain Specific Languages in .NET. Oren's main focus is on architecture and best practices that promote quality software and zero-friction dev.

Steve Klabnik

Steve is a Ruby Hero, budding digital humanities scholar, and open source enthusiast. He maintains the Hackety Hack project, and teaches the best Ruby and Rails classes in the world with Jumpstart Lab. When he's not teaching, he's writing a book about hypermedia and reading philosophy books.

Sam Newman

Sam Newman is a Principal Consultant at ThoughtWorks, where he has been for over seven years. He has worked with a variety of companies in multiple domains, and currently runs the Cloud & Continuous Delivery Practices for Europe. He has written articles of O’Reilly, presented at conferences, and sporadically commits to open source projects. Principally a Java developer, he also spends lots of time with Clojure and Python, and build systems that hate him.

Brian Foote

Brian Foote is an itinerant software developer and rogue scholar who has been programming professionally since the 1970s. The unremitting squalor and duplication endemic he saw drove him to graduate school to study whether we could do better. This led to an interest in object-oriented programming, reflection, design patterns, and refactoring. His focus is now on why contemporary advances in tools and programming tactics have not had the impact they had once promised.

Chris Harris

Chris Harris is a European Solution Architect at 10gen. Prior to 10gen, Chris was EMEA Architect at SpringSource responsible for evangelising vFabric products and defining architectural solutions for customers across EMEA. With the acquisition of SpringSource by VMware, Chris focused on how virtualization and cloud computing can be used to address the complexity within the Enterprise. Before joining SpringSource, Chris spent his time at RedHat/JBoss providing consultancy to major clients across EMEA.

Abdelmonaim Remani

A software developer and technology enthusiast at heart and by profession. Particularly interested in technology evangelism and enterprise software development and architecture. Experienced in Java Enterprise Applications and a wide range of related technologies. President and Founder of a number of organizations namely The NorCal Java User Group, The Silicon Valley Dart Meetup, and The Silicon Valley Spring User Group. Abdel is a frequent speaker at a number of developer conferences including JavaOne, JAX Conf, and OsCon, and many user groups and community events.

Felix Geisendörfer

Felix Geisendörfer is a node.js core developer and has experienced it’s strength and shortcomings first-hand while building transloadit.com. When not event-looping, he loves going street unicycling and watching squirrels.

Chris Chedgey

He has an MSc. in Computer Science from Trinity College Dublin. He has 28 years of experience in commercial software development, notably on large military and aerospace projects in Canada, including 5 years on the International Space Station project. Co-founder of Headway Software and designer of the JOLT winners Structure101 and Restructure101, he has 2 lovely daughters in college and lives on the south-east coast of Ireland.

Mads Torgersen

Mads is the Program Manager for the C# Language at Microsoft, where he runs the C# design meetings and maintains the language specification. He has been one of the lead architects behind recent C# language features such as async and dynamic, and is on the design teams for Visual Basic and TypeScript. Before joining Microsoft in 2005 Mads worked as an Associate Professor of Computer Science at the University of Aarhus and was part of the group that developed wildcards for Java generics.

José Valim

José Valim (@josevalim) is a member of the Ruby on Rails Core Team and a writer by the Pragmatic Programmers. Software developer for 8 years, he graduated in Engineering by the São Paulo University, Brazil and has a Master of Science by Politecnico di Torino, Italy. He is also the lead-developer of Plataforma Tec, a consultancy firm based in Brazil, an active member of the Open Source community and is frequently traveling and speaking at conferences.

Yaniv Rodenski

Yaniv Rodenski is a Senior Consultant at Sela Group, with over 15 years of industry experience as a developer, team leader, R&D manager and architect in various Microsoft environments. Yaniv is experienced in developing large scale, distributed and data-centric systems. Currently Yaniv is focusing on helping clients to adopt Windows Azure and is part of a team creating the Windows Azure Platform Training Kit for Microsoft DPE, with an accent on Windows Azure HPC Scheduler and Hadoop.

Catherine Powell

Catherine Powell is a principal at Abakas, a software consulting company. At Abakas, she provides engineering management, development, testing, and process consulting services. She has worked with a variety of software, from an enterprise storage system to mobile software to web applications. She is an author, speaker and a mentor to engineers and technical managers. Catherine focuses primarily on the realities of shipping software in small and mid-size companies.

Kevin Lynagh

Kevin visualizes data and makes statistical interfaces on the web. He has written enough JavaScript to be terribly excited about ClojureScript. Before Clojure he wrote machine learning and analytics tools in R and Scala. In 2010 he wrote a thesis on protein structure, for which Reed College inexplicably awarded him a physics degree. Kevin lives in Portland, Oregon, and spends as much time rock climbing as he does in the REPL.

Sebastien Lambla

Sebastien Lambla runs Caffeine IT, a .net consultancy / contracting company helping the good people of London adopt new technologies, new processes, new methodologies and in general anything that's new and shiny. Specializing in cutting-edge tools, from REST architectures to occasionally connected rich clients, Sebastien has been developing with .net since 2000, and has a secret love affair with javascript. In his spare time he’s working on OpenRasta, a resource-oriented MVC framework for .NET.