Joker 2020 speakers
Heinz is the mastermind behind The Java Specialists' Newsletter. He has a PhD in Computer Science. Heinz has programmed significant portions of several large Java applications and has taught Java to thousands of professional programmers. He is a regular speaker at all the major Java conferences.
Java ChampionsHeinz was chosen as a Java Champion by Sun Microsystems, the inventors of Java, for his work in advancing Java.
Heinz presents our Java training courses anywhere in the world, either in person or via remote teaching technologies. He is the author of all our courses, including Java Specialist Master, Design Patterns, and Concurrency Specialist Courses.
Most answers on Stackoverflow for Java and the JVM. Architect of the OpenHFT libraries downloaded 20M times. Java Champion.
Mark Heckler is a Spring Developer Advocate and a Software Developer at VMware, conference speaker, published author, & Java Champion focusing upon developing innovative production-ready software at velocity for the Cloud. He has worked with key players in the manufacturing, retail, medical, scientific, telecom, and financial industries and various public sector organizations to develop and deliver critical capabilities on time and on budget. Mark is an open source contributor and author/curator of a developer-focused blog and an occasionally interesting Twitter account (@mkheck).
Alexey has been involved in the development of high-performance projects, mission-critical business data storage, and processing systems for more than 5 years. He develops Tarantool based services for the largest companies in Russia.
Jason is the creator of the Concurnas Programming Language and the founder of Concurnas Ltd. He wrote his first computer program aged 9 and has been coding ever since for over 25 years. Jason has written and led teams developing algorithmic trading systems for some of the world's most prestigious investment banks including Bank of America Merrill Lynch, Deutsche Bank and J.P. Morgan. He is passionate about technology, programming and making Concurnas the best programming language it can be. When not building Concurnas he enjoys spending time with his family. He's also a Senior Software Engineer at AWS.
John Green is a lifelong learner, polyglot, and lover of mathematics. He delights in trawling through code, trying to deduce what the author really wanted it to do. If he could figure out how to set the good stuff to music, he would write a grand symphony entitled "In Fondo alla Coda".
Alan Bateman is an engineer in the Java Platform Group in Oracle. Alan has worked on many areas of the JDK including the Java Module System, the modularization of the JDK itself, and the core libraries and APIs. He previously worked on many of the tool and profiling APIs including the JSR-163 implementation and other serviceability features. He is currently focused on Project Loom with the aim to reduce the effort of writing, maintaining, and observing high-throughput concurrent applications.
Tech lead in KURS company, tutor at MIPT. Has more than 15 years of experience in IT. Writes code and manages projects ranging from ERP systems customization to building a real-time webscraping system. Sometimes shares his experience as a speaker at conferences and meetups.
Software engineer from Spring Cloud Commercial team, Pivotal Labs alumni, a fan of Test-Driven Development and lean software development approach, open source enthusiast, author, and co-host of a weekly hi-tech podcast Radio-T.
Sven is Developer Advocate (DevSecOps) at JFrog and working with Java since 1996 in industrial projects. He was working over 15 years as a consultant worldwide in industries like Automotive, Space, Insurance, Banking, UN, and WorldBank. During the last years before he joined JFrog, he was Head of R&D at a reply company and Developer Advocate for Vaadin. Sven is working on Mutation Testing of Web apps and Distributed UnitTesting besides his evergreen topic Core Java and DevSecOps.
Ivan has over 8 years of experience working with Java and started as a C++ developer. For the last 5 years he has been working with in the field of financial markets, previously worked for Otkritie Broker where he was involved in the development of a risk assessment system.
Roman Elizarov works on Kotlin at JetBrains, where he is focused on future Kotlin language features. His main contribution is the design of Kotlin coroutines and development of Kotlin coroutines library.
In 2000 Roman Elizarov had graduated from St. Petersburg ITMO and started his career as a professional software developer. During his undergraduate study he participated in International Collegiate Programming Contests (ICPC). Since 1997 and until now Roman serves as a Chief Judge of Northern Eurasia Region of ICPC. He also maintains his academic ties and now teaches a course on concurrent and distributed programming at ITMO. Roman Elizarov had worked for most of his career at Devexperts, where he designed and developed high-performance trading software for leading brokerage firms and market data delivery services that routinely handle millions of events per second. He is an expert in Java and JVM, particularly in concurrency, real-time data processing, algorithms, and performance optimizations for modern architectures.