Dr. Marko A. Rodriguez has focused his academic and commercial career on graph theory, network science, and graph-system architecture and development. He is a TinkerPop cofounder and serves as the lead developer of the Gremlin graph traversal language and Faunus graph analytics engine. Marko received his Bachelors in Cognitive Science from UC San Diego, his Masters and Ph.D. in Computer Science from UC Santa Cruz and was a Director’s Fellow at the Center for Nonlinear Studies of the Los Alamos National Laboratory.


Dr. Matthias Broecheler is the lead developer of the distributed graph database Titan and has researched large scale graph database systems for more than 5 years. His award-winning research includes high performance index structures and query answering algorithms for graph structured data. In addition, he developed the Probabilistic Similarity Logic (PSL) machine learning framework to analyze and reason about multi-relational data. Matthias holds a Ph.D. in Computer Science from the University of Maryland.



Stephen Mallette has been developing commercial software in various forms for about fifteen years. Most of his work in those years has been connected with start-up companies in the healthcare space. He is a TinkerPop contributor and lead developer of the Rexster graph server. He received his Bachelors of Science in Management Information System and Decision Sciences from George Mason University.


Daniel LaRocque was the manager of the Laboratory for Computational Cultural Dynamics (LCCD) at the University of Maryland’s Institute for Advanced Computer Studies (UMIACS). He holds a Bachelors of Science in Computer Engineering from the University of Maryland. Dan is a lead developer of the distributed graph database Titan and is an expert in distributed system deployment.


Daniel Kuppitz started programming at the age of 11 using Assembler and C++. More recently, he has been engineering e-commerce software for various well-known German companies in C# and NodeJS. Daniel is an expert in the Gremlin graph traversal language, where he plays a significant role supporting developers using the graph technologies of both TinkerPop and Aurelius.


Joshua Shianiver Joshua Shinavier is a PhD candidate at RPI’s Tetherless World Constellation and is a co-founder of TinkerPop, where he contributes tools which bridge the gap between graph databases and the Semantic Web. His dissertation explores the possibilities of wearable computers, real-time computing, and Linked Data to give us new ways of interacting with each other and our physical environment. Joshua’s work has been featured in ReadWriteWeb and New Scientist.


Bob Briody is a diverse developer with deep experience across the stack. He has a proven ability to create intuitive data visualization applications that incorporate both network analysis and graph search. He spent nearly a decade with the Department of Defense (DoD) where he developed mission critical signal analysis systems. More recently he has developed various commercial metadata, search, and recommendation web services.


Bryn Cooke has developed software for companies ranging from start-ups to corporations. His work includes web services and mobile apps, during which he has developed route planning algorithms to encourage lower carbon travel. Bryn is a regular contributor to Tinkerpop Frames. He received his Bachelors of Computer Science from Loughborough University, United Kingdom.


Technical Advisors

Pavel Yaskevich has been developing open-source and commercial software in various forms for about ten years. He is an active contributor and project management committee member for Apache Cassandra. Moreover, Pavel contributes to both Gremlin and Blueprints of TinkerPop. He maintains an equivalent of a Bachelors of Computer Science from Belarusian State University in Informatics and Radio Electronics.


Dr. Vadas Gintautas has published high-impact journal articles on a variety of problems involving biological networks, information theory, computer vision, and nonlinear dynamics. He is a faculty member of Chatham University in Pittsburgh and a TinkerPop contributor. He holds a Ph.D. in Physics from the University of Illinois at Urbana-Champaign.


Support Staff

Thad Paulson has been organizing small businesses and helping them grow for over twelve years. He has been heavily involved in the operations of various tightly knit businesses located in different regions of the United States. His office experience includes extended stints in a wide range of fields: from the recorded music industry to real estate to gourmet food production and distribution. He received a Bachelors of Science in Anthropology from California State University-Long Beach.


Aurelius acquired by DataStaxAurelius acquired by DataStax.