Speakers

Martin Fowler

Martin Fowler is an author, speaker, consultant and general loud-mouth on software development.
He concentrates on designing enterprise software – looking at what makes a good design and what practices are needed to come up with good design. He has pioneered various topics around object-oriented technology and agile methods, and written several books including “Refactoring”, “UML Distilled”, and “Patterns of Enterprise Application Architecture” and he is a co-author of “NoSQL Distilled”.
For the last decade he has worked at ThoughtWorks, a really rather good system delivery and consulting firm, and he writes on his site.

The titel of Martin’s key note talk will be: NoSQL Distilled to an hour

Simon Willnauer

Simon is an Apache Lucene core committer and Apache Software Foundation Member. He has been a Apache Lucene committer since 2006 and has contributed to several other open source projects within and outside the Apache Software Foundation. During the last couple of years he led the design and implementation of numerous scalable software systems and search infrastructures. His main interests are performance optimizations and concurrency. Simon is also a co-founder of ElasticSearch Inc. as well as of the highly regarded BerlinBuzzwords conference on Scalability in Berlin (Germany).

The title of Simon’s talk will be: With a hammer in your hand… ElasticSearch

Steffen Krause

Steffen Krause is a Technical Evangelist at Amazon Web Services. After working for many years in the implementation of complex information management, BI and database solutions for customers of all sizes, he now works on highly scalable, cost effective IT solutions in the cloud. Steffen is a regular speaker at international conferences on databases and cloud services.

The title of Steffen’s talk will be: DynamoDB – on-demand NoSQL scaling as a service

Pavlo Baron

Pavlo Baron is lead architect with codecentric AG. His passion are distributed systems and large data sets – the infrastructure behind what they call Big Data. Pavlo is frequent conference speaker and has written three German books: “Erlang/OTP”, “Pragmatic IT Architecture” and “Fragile Agile”. Currently, he is working on this next book “Big Data for IT decision makers”.

The title of Pavlo’s talk will be: 100% Big Data, 0% Hadoop, 0% Java


Eric Redmond

Eric’s a programmer, longtime advocate of alternative storage mechanisms (especially the distributed kind), and loves to write and talk about them. He’s co-author of “Seven Databases in Seven Weeks” and recently “A Little Riak Book”. Eric is a Riak Engineer at Basho.

The title of Eric’s talk will be: Distributed Patterns You Should Know


Kris Geusebroek

Kris is a developer with a passion for combining technologies to create new possibilities for the people around him. Coming from a Java and GIS background and being a fan of open source software, Kris started working with distributed systems and graph databases in the last couple of years. He’s currently working on visualizing Big Data with the help of Hadoop and Neo4j.

The title of Kris’s talk will be: Creating Neo4j Graph Databases with Hadoop


Lars George

Lars is the Director of EMEA Services at Cloudera. He was a Solution Architect and CTO before taking over the role of leading the entire services team outside the US. He has been involved with HBase since the end of 2007 and is also the author of O’Reilly’s “HBase – The Definitive Guide”.

Lars will talk about: HBase Schema Design and Introduction to Hadoop


Larysa Visengeriyeva

Since 2010 Larysa is working as a Ph.D. Student at Fachgebiet Datenbanksysteme und Informationsmanagement (DIMA) of Technischen Universität Berlin. She has practical experience hacking for db4objects Inc. and worked three years as a backend developer using the leading databases and O/R mappers.

The title of Larysa’s talk will be: Introduction to Predictive Analytics for NoSQL Nerds


Mahesh Paolini-Subramanya

Mahesh Paolini-Subramanya is a V.P. of R&D at Ubiquiti Networks – a manufacturer of disruptive technology platforms for emerging markets. He has been involved in ‘Internet Stuff’ since Day Zero (remember Gopher?), and has spent the recent past building out Erlang-based massively concurrent Cloud Services and VoIP platforms.
He has the – dubious – honor of being involved in creating the first web/e-commerce system, the first Java based financial services platform, as well as the first Erlang-based cloud PBX, three products he may never live down.

The title of Mahesh’s talk will be: NoSQL the Telco way


Konstantin Osipov

Konstantin Osipov is an open source software developer and advocate. He’d been a long-time contributor to MySQL database server, but since 2010 changed seats and joined the NoSQL movement with an open source project Tarantool/Box. Konstantin is a Russian citizen, residing in Moscow. He’s married.

The title of Konstantin’s talk will be: Persistent message queues with Tarantool/Box


Dennis Meyer

Dennis Meyer is Systems Architect at ADTECH GmbH, a wholly-owned subsidiary of AOL Inc. ADTECH’s Adserver currently delivers approx. 6 billion advertisements per day. Current projects include a cluster based forecasting system and a Hadoop based reporting system. Beside snowboarding and mountain biking he loves big data technologies in all their diversity – including NoSQL, NewSQL, grid computing and complex event processing.

Dennis and Uwe Seiler will talk about: Map/Reduce in Action: Large Scale Reporting Based on Hadoop and Vertica


Uwe Seiler

Uwe Seiler is a Senior IT Consultant with codecentric AG, the leading company in Germany for agile software development using innovative technologies. He is a Big Data nerd and is thrilled by the range of new options introduced by technological innovations like NoSQL and Map/Reduce. Albeit being in love with photography in his leisure time, he always loves a good discussion about NoSQL and Big Data – for example at the MongoDB User Group Frankfurt, which he is organizing. Additionally, he is currently working on his first German book about MongoDB.

Uwe and Dennis Meyer will talk about: Map/Reduce in Action: Large Scale Reporting Based on Hadoop and Vertica


Kai Wähner

Kai Wähner works as Principal Consultant at Talend. His main area of expertise lies within the fields of Java EE, SOA, Cloud Computing, BPM, Big Data, and Enterprise Architecture Management. He is speaker at international IT conferences such as JavaOne, ApacheCon or OOP, writes articles for professional journals, and shares his experiences with new technologies on his blog (www.kai-waehner.de/blog). Contact: kontakt@kai-waehner.de or Twitter: @KaiWaehner. Find more details and references (presentations, articles, blog posts) on his website: www.kai-waehner.de

The title of Kai’s talk will be: Big Data beyond Hadoop – How to integrate ALL your data


Dr. Stefan Kaes & Sebastian Röbke

Dr. Stefan Kaes and Sebastian Röbke work as Software Architects at XING in Hamburg, Germany. Most of the time they design and develop scalable backend systems based on REST, Messaging, MySQL and, to an increasing degree, NoSQL databases such as Redis and Riak.

Stefan and Sebastian will talk about: Map/Reduce in Action: Triple R – Riak, Redis and RabbitMQ at XING


Benjamin Engber

Ben Engber is the CEO of Thumbtack Technology, a consulting company specializing in NoSQL development and scalable systems design. Ben has been tuning and optimizing internet-scale systems since 1995, and has deployed solutions across a wide variety of NoSQL and NewSQL solutions. Thumbtack provides architectural services to help companies create truly fault-tolerant systems that perform in the real world, and is a strategic partner with many NoSQL database and cloud vendors.

The title of Benjamin’s talk will be: How to Compare NoSQL Databases: Determining True Performance and Recoverability Metrics For Real-World Use Cases


Tugdual Grall

Tugdual Grall is a Technical Evangelist at Couchbase, an open source advocate and a passionate developer. He currently works with the European developer communities to ease the NoSQL adoption. Tugdual is contributing to the Java and Node/JavaScript Couchbase SDKs. Tug has spoken at number of conferences including Devoxx, Open Source Day Poland, Google I/O, JavaOne and many meetups and user groups. He is co-founder of the Nantes JUG (Java User Group) that holds since 2008 monthly meeting about Java ecosystem. He also writes his own blog and finally when he finds the time to do it, he develops the site www.resultri.com a Google App Engine based application.

Tugdal will talk about: Introduction to Map Reduce with Couchbase 2.0


David Czarnecki

David Czarnecki is a lead engineer at Agora Games, http://www.agoragames.com, a company that specializes in building middleware to power video games, both in-game and on the web. He is the author of 2 books for O’Reilly and had previously been developing exclusively in Java for nearly 15 years. He has been developing in Ruby and Rails since joining Agora Games in 2008 and has been a speaker at conferences like JavaOne, RailsConf and Ruby Midwest. David loves video games, especially the Guitar Hero series and Left 4 Dead.

The title of David’s talk will be: Real-World Redis


Alex Hall

For the last 4 years Alex Hall has been working on a Google internal data-analysis tool (PowerDrill) which focusses on providing a very interactive experience when slicing & dicing large data-sets. Prior to his work at Google, he has completed a PhD in theoretical CS and did several years of PostDoc studies — looking into (approximation) algorithms and hardness results for scheduling & flow problems.

The title of Alex’s talk will be: Processing a Trillion Cells per Mouse Click


Uwe Friedrichsen

Uwe Friedrichsen travels the IT world for many years. As CTO of codecentric he can live out his curiosity about new ideas and concepts as well as his joy at thinking differently. His current focus areas are distributed, highly scalable systems and agile architecture. You often find him on conferences sharing his ideas, or as author of articles, blog posts, tweets and more.

The title of Uwe’s talk will be: How to survive in a BASE world


Aparna Chaudhary

Aparna (@aparnachaudhary) is a Java Developer with special interest on backend development. She enjoys developing reliable and robust applications involving high volume of transactions. In her free time she likes exploring different tools ‘n techniques which allows her to select the right tool for the job at hand. Having worked and at times abused relational databases in the past; she believes in the the need and power of Polyglot Persistence.

The title of Aparna’s talk will be: Look Ma! No more Blobs


Ralf S. Engelschall

Ralf S. Engelschall is a 40-year old Computer Scientist from Munich, Germany. He has 24 years of experience in Software Engineering and his work focus is on Software Architecture. He is co-founder of the Apache Software Foundation, founder of the OpenSSL and OpenPKG Open Source projects and author of numerous popular Open Source solutions, including Apache mod_ssl, Apache mod_rewrite, GNU pth, GNU shtool, and many more. He is working as a Principal IT Consultant and Department Manager for msg Applied Technology Research, a cross-division of the software company msg systems ag.

The title of Ralf’s talk will be: Polyglot Persistence: Boon and Bane for Software Architects


Hannu Krosing

Hannu is a Senior Scalability and Performance Consultant at 2ndQuadrant Nordic ( http://www.2ndQuadrant.com ), a leading PostgreSQL consulting group with world-wide reach. Before joining 2ndQuadrant, Hannu was the first, and for some years the only DBA at Skype, where he invented embedded partitioning language pl/Proxy and laid foundations for scaling of Skype’s back-end database infrastructure to hundreds of servers and hundreds of millions of users. Has been using Python since v. 1.1 , Linux since v. 0.9 and PostgreSQL since before it was PostgreSQL.

Current interests are in evolving PostgreSQL to next level, so that it is not thought of as “just a database” anymore.

The title of Hannu’s talk will be: PostSQL – using PostgreSQL as a better NoSQL


Michael Hunger

Michael Hunger has been passionate about soſtware development for a long time. He is particularly interested in the people who develop soſtware, soſtware craſtsmanship, programming languages, and improving code.
For the last few years he has been working with Neo Technology on the Neo4j graph database. As the project lead of Spring Data Neo4j he helped developing the idea to become a convenient and complete solution for object graph mapping. He is also taking care of Neo4j cloud hosting efforts. Michael now takes care of the Neo4j community in all regards and is involved with activities in all parts of the company.
Good relationships are everywhere in Michael’s life. His “real” life concerns his family and children, running his coffee shop and co-working-space “die-buchbar“, living in the depths of a text-based multi-user dungeon, tinkering with and without Lego® and much more.
As a developer he loves to work with many aspects of programming languages, learning new things every day, participating in exciting and ambitious open source projects and contributing and writing software related books and articles. Michael is also an active speaker at conferences and events and a longtime editor at InfoQ.

The title of Michael’s talk will be: Cypher Query Language and Neo4j


Piotr Kolaczkowski

Piotr Kołaczkowski is a software engineer at DataStax, where he develops DataStax Enterprise platform that integrates Apache Cassandra, Hadoop and Solr in a single product. He is particularly experienced in optimization heuristics employed in relational and NoSQL database systems. He formerly worked as an assistant professor at Warsaw University of Technology where he was involved in research projects related to self-tuning databases, artificial intelligence, data mining, particularly web and text mining. Currently he lives with his family in Warsaw in Poland.

The title of Piotr’s talk will be: Scalable Full-Text Search with DataStax Enterprise


Randall Hauch

Randall Hauch is a Principal Software Engineer at Red Hat, and is the founder and project lead of the ModeShape open source project. Before joining Red Hat, Randall developed semantic web applications at Revelytix, and data integration/federation and metadata management software at MetaMatrix (now part of Red Hat). He is a recovering rocket scientist and structural dynamicist.

The title of Randall’s talk will be: Elastic, consistent and hierarchical data storage with ModeShape 3


Sean Cribbs

Sean Cribbs is a Software Engineer at Basho Technologies, where he works on Riak, the fault-tolerant, highly-scalable distributed database. Prior to Basho, Sean was a freelance developer and consultant who also managed the development of the open-source Radiant web publishing system. He briefly studied Music Theory at the graduate level after receiving degrees in Computer Science and Music from University of Tulsa. He can often be found speaking about Riak at conferences and other events, and enjoys playing the piano in his free time.

The title of Sean’s talk will be: Data Structures in Riak


Michael Hausenblas

Michael works at MapR Technologies in the role of Chief Data Engineer, where he helps people to tap the potential of big data. His background is in large-scale data integration research and development, advocacy and standardisation. He has experience with NoSQL databases and the Hadoop ecosystem. Michael speaks at events, blogs about big data, and writes articles and books on the topic. Michael contributes to Apache Drill, a distributed system for interactive analysis of large-scale datasets.

The title of Michael’s talk will be: Apache Drill In-Depth Dissection


Tim Becker

Tim Becker is a technical consultant based in Cologne, Germany, specialized in electronic payment systems.

The title of Tim’s talk will be: nosql? nodb!


William Candillon

William Candillon is a software engineer and developer advocate at 28msec.
His focus is on the development of large scale applications using JSONiq. William is also vice president of the FLWOR foundation, a non-profit organization that supports the development of open source software based on web technologies.

The title of William’s talk will be: JSONiq – The SQL of NoSQL


Randall Wilson

D. Randall Wilson received a Ph.D. in Computer Science in 1997 from Brigham Young University, where he did research in neural networks and machine learning. He then spent 7 years doing research and development in speech recognition technology for Fonix Corporation. For the last 9 years he has worked for FamilySearch.org, where he developed matching algorithms used to find hundreds of millions of matching individuals in a billion-person database. He is currently the Information Architect for FamilySearch.

The title of Randall’s talk will be: A Billion Person Family Tree with MongoDB!

Nic Caine

Dr. Nic Caine, Director Technical Development EMEA, Objectivity, Inc. is part of the Objectivity team since more than 14 years. With his experience in developing and managing large data sets he is a specialist in distributed graph databases, data quality and big data. Nic is a well connected active and professional speaker at international conferences.

The title of Nic’s talk will be: Leveraging InfiniteGraph for Big Data


Denis Nelubin

As Thumbtack’s Director of Technology, Denis is responsible for managing internal development practices to ensure code quality, performance and scalability. He is also in charge of researching emerging technologies. Prior to joining Thumbtack, Denis led the web development department at Gehtsoft Group, where he developed and managed highly customizable and localizable web applications for online trading on the Forex market. Denis also leads small open source software projects for the Android platform. Denis holds a Bachelor’s Degree in Engineering and Technology from Omsk State Technical University.

Denis will talk together with Benjamin Engber about: >How to Compare NoSQL Databases: Determining True Performance and Recoverability Metrics For Real-World Use Cases


Matthew Revell

Matthew Revell is EMEA Community Manager at Basho Technologies, the company behind the Riak scalable, highly available, NoSQL database.
Before Basho he was at Canonical, the people behind Ubuntu, and he has been an active member of the open source community for over a decade.

The title of Matthew’s talk will be: Building scalability into your next project with Riak


Jan Steemann

Jan is a senior developer at triAGENS, Germany. There he is mainly working on ArangoDB, an open source document database, and on other databases and NoSQL-related topics.

Jan will talk about: Query Languages for Document Stores


Fabian Lange

Fabian Lange is a web and performance geek, currently working on CenterDevice at codecentric. His passion is to build fast software and help others to do the same, by speaking at conferences, or authoring on the web or paper.
In his spare time, he is mayor of several cities, and herding his two cats with his wife when EAs Sim City servers at Amazon are down.

The title of Fabian’s talk will be: There and Back Again: A Cloud’s Tale

Martin Schönert

Martin is the origin of many fancy ideas in ArangoDB. As chief architect he is responsible for the overall architecture of the system, bringing in his
experience from more than 20 years in IT as developer, architect, project manager and entrepreneur. Martin started his career as scientist at the technical university of Aachen after earning his degree in Mathematics.
Later he worked as head of product development (Team4 Systemhaus), Director IT (OnVista Technologies) and head of division at Deutsche Post. Martin has been working with relational and non-relations databases (e.g. a
torrid love-hate relationsship with the granddaddy of all non-relational databases: Lotus Notes) for the largest part of his professional life. When no database did what he needed he also wrote his own, one for extremely high update rate and the other for distributed caching.

Martin will talk about: CAP and the Architetcual ConsequencesStores

Lucas Dohmen

Lucas is part of the ArangoDB Core Team, working on the Ruby Driver, Graph Features and Foxx. He’s also a computer science master student at RWTH Aachen.

Lucas will talk about: Rapid API Development with Foxx