October 14 -15, 2016

The community-driven conference for Java developers. Stay geeky.

About JavaDay

Digital challenges. Awesome speakers. Experience worth bragging about.


Learn about the latest trends and get practical


Enjoy remarkable talks from world-known speakers


Share ideas and network

amazing days

Get to know the ultimate JavaDay experience


Juergen Hoeller
Principal Engineer @Pivotal Inc.

Co-founder and project lead of the Spring Framework open source project, the most popular Java enterprise application framework. Experienced software architect and consultant with outstanding expertise in code organization, transaction management and enterprise messaging.

Stéphane Nicoll
Senior Software Engineer @Pivotal, Inc.

Stéphane has been busy developing large scale Java enterprise applications in the geospatial, financial, or logistics sectors for more than 10 years. An Apache Maven PMC member since 2006, he joined the core Spring Framework development team early 2014, being one of the main contributors to both Spring Framework and Spring Boot since. During his free time, he loves traveling around the world

Yann Cébron
Software Developer @JetBrains

Yann has been working on Spring support in IntelliJ IDEA for 4 years. Before joining JetBrains, he spent a decade on (web) applications for a large variety of customers and trades. When he’s not coding, you’ll probably find him in the woods walking his dog or playing the piano.

Edson Yanaga
Director of Developer Experience @Red Hat

Java Champion and a Microsoft MVP. He is also a published author and a frequent speaker at international conferences, discussing Java, Microservices, Cloud Computing, DevOps, and Software Craftsmanship.

Evgeny Borisov
Big Data Technical Leader @NAYA Technologies

Since 2001 Evgeny was working as Java Developer, Team Leader, Java Architect and Java Trainer. Currently is leading and consulting Spark projects with Java, Scala and Python.

Baruch Sadogursky
Developer Advocate @JFrog

Baruch Sadogursky (a.k.a JBaruch) is the Developer Advocate of JFrog, the creators of Artifactory Binary Repository, the home of Bintray, JavaOne 2011 and 2013 Duke Choice Awards winner. For a living he hangs out with the JFrog tech leaders, writes some code around Artifactory and Bintray, and then speaks and blogs about all that. He does it repeatedly for the last dozen of years and enjoys every moment of it.

Mikalai Alimenkou
Senior Delivery Manager @EPAM

Senior Delivery Manager, Java Tech Lead and experienced coach. Expert in Java development, scalable architecture, Agile engineering practices and project management. Having more than 12 years of development experience, specializes on complex distributed scalable systems. Active participant and speaker of many international conferences. Founder and coach in training center XP Injection. Organizer and founder ofSelenium Camp, JEEConf, XP Days Ukraine and IT Brunch conferences. Founder of active “Anonymous developers club” (uadevclub).

Burr Sutter
Product Management Director, Developer Products @Red Hat

Burr is currently an Oracle Java Champion, and was previously president of the Atlanta Java Users Group and founder of the DevNexus conference. Burr has spoken at numerous developer events from Bangalore to Brussels and from Berlin to Beijing, covering most parts in-between.

Maurice Naftalin
Senior Software Engineer @Incept5

Programmer, teacher, learner. Maurice consults mainly in object-oriented technologies and teaches Java classes part-time at Learning Tree. He has three decades' experience as a programmer, team leader, and commercial trainer. Latest project: Mastering Lambdas — a real live book at last.

Reza Rahman
Senior Manager/Architect @CapTech Ventures, Inc

Reza has 10+ years of experience with technology leadership, enterprise architecture, application development and consulting. Has been working with Java EE technology since its inception, developing on almost every major application platform ranging from Tomcat to JBoss, GlassFish, WebSphere and WebLogic. He is the author of the popular book EJB 3 in Action.

Andreas Evers
Principal Java consultant @Ordina

Andreas has 7+ years of extensive Java and Enterprise experience in numerous projects. Passionate about the Spring ecosystem, microservices, REST, clean code and best practices in general. An avid open source enthusiast and Spring contributor. Helps fellow developers regarding architecture and best practices by giving workshops, talks and courses about the newest technologies.

Petar Tahchiev
Founder&CEO @Nemesis Software Ltd.

Petar Tahchiev is a founder&CEO at Nemesis Software Ltd., a Bulgarian company which builds next-generation e-commerce platform. He is a graduated award-winning mathematician from Bulgaria, who once worked as Jakarta Cactus lead developer at the Apache Software Foundation. In 2010 he co-authored the best-selling second edition of "JUnit in Action". Nowadays he is part of the Maven development team and is a regular speaker at some of the biggest open-source software conferences in the world – ApacheCON, JavaONE, SpringONE2GX, SpringIO, etc.

Brendan McAdams
Senior Consultant & Trainer @Lightbend

With over 15 years of software development experience, Brendan boasts an impressive resume that has seen him work at Netflix, Typesafe, and MongoDB. Brendan is a renowned speaker and luminary in the Scala community, and is a regular presenter at industry leading conferences such as Scala Days and Scala eXchange. His deep technical knowledge coupled with his outgoing and approachable personality not only make him a great speaker, but also a phenomenal trainer on the Typesafe Reactive Platform.

Christoph Strobl
Principal Software Engineer @Pivotal, Inc.

As part of the Spring Data engineering team at Pivotal, Christoph maintains and contributes to the modules around JPA, Redis, MongoDB and Solr. He is keen about all Data Access and has a passion about design and testing.

Taras Matyashovsky
Staff Engineer @Lohika

Speaker, founder of Morning@Lohika tech talks. Primary focused on the development of complex distributed systems, R&D activities. Agile & lean practitioner, Certified Scrum Master and “great product-oriented” developer.

Yegor Bugayenko
CTO @Teamed.io

Hands-on Java developer and lead architect in Rultor.com, JCabi.com, Qulice.com, Takes.org and a few other open source projects. Works as CTO at Teamed.io, a custom software development company, with a revolutionary new way of managing distributed teams. Investor at SeedRamp.com, a seed investment fund, with a unique model of "fast funding"​.

Alvaro Videla
RabbitMQ Core Developer

Alvaro Videla used to work as Core Developer for RabbitMQ. Before moving to Europe he was working in Shanghai where he helped building one of Germany biggest dating websites. He co-authored the book "RabbitMQ in Action" for Manning Publishing. Apart from code related stuff he likes traveling with his wife, listening/playing music and reading books.

Bart Blommaerts
Software Architect @Ordina Belgium

Bart is a passionate Application Architect, who believes closing the model-code gap is essential to make rapid, agile delivery sustainable. Bart has a strong focus on API design, reuse, automation and security. He is always looking for technical challenges. Bart also is the chairman of the different JWorks Competence Leads at Ordina.

Laurent Doguin
Developer Advocate @Couchbase

Couchbase Developer Advocate for the Java developers and the French community. Writes code in Java and blog posts in Markdown. Prior to joining Couchbase he was Nuxeo’s community liaison where he devoted his time and expertise to helping the entire Nuxeo Community become more active and efficient.

Nicolas Frankel
Senior Consultant @SAP Hybris

Software Architect with 15 years experience consulting for many different customers, in a wide range of contexts (such as telecoms, banking, insurances, large retail and public sector). Usually working on Java/Java EE and Spring technologies, but with narrower interests like Software Quality, Build Processes and Rich Internet Applications.

Ivar Grimstad
Principal Consultant @Cybercom

Ivar is a Java Champion and software architect focusing on Enterprise Java. Participates in the Java Community Process as a member of the Expert Groups for JSR 368 (JMS 2.1), JSR 371 (MVC 1.0), JSR 375 (Java EE Security API). He is a member of the NetBeans Dream Team. Has been working with Java since the beginning and tried out everything from lightweight mobile applications to large scale enterprise applications. Ivar's experience covers all aspects of designing architectures based on a variety of technologies including standard Java EE as well as other frameworks such as Spring and a variety of open source products.

Martin Toshev
IT Consultant @CoffeeCupConsulting

Martin is a Java enthusiast and one of the leads of the Bulgarian Java Users group (BG JUG). He is a certified Java professional (SCJP6) and a certified IBM cloud computing solution advisor. His areas of interest include the wide range of Java-related technologies (such as Servlets, JSP, JAXB, JAXP, JMS, JMX, JAX-RS, JAX-WS, Hibernate, Spring Framework, Liferay Portal and Eclipse RCP), cloud computing technologies, cloud-based software architectures, enterprise application integration, relational and NoSQL databases.

Grzegorz Piwowarek
Full Stack Software Developer @TouK

Grzegorz is a passionate full stack developer, metal musician, professional yo-yo player and a former Mensa member who cares about quality, clean code and getting things done. His professional experience ranges from backend web development, Fabric8-based distributed integration platforms to image recognition engines. Enthusiast of functional programming, Docker, skill toys and business rules' engines.

James Thomas
Developer Advocate @IBM

James Thomas is a “Developer Advocate” for IBM Bluemix, helping developers build scalable applications on IBM's cloud platform. James loves all things JavaScript. He’s normally working on open-source projects and blog posts showing you build things with Node.js and Cloud Foundry.

Alexey Tokar
Head of Development @WorldAPP

Web services developer with 10 years of experience of creating web-applications with over 100M daily load. Last 5 years heads mediaservices development team. Currently Head of Development in WorldApp inc. Loves clean code and Tuesdays. Hates herring and lying on the beach.

Alexey Buzdin
Senior Software Developer @C.T.Co

Passionate Java and Mobile developer. Looks forward to talk about various technologies and share opinion on them. Currently into JVM related languages, cross platform mobile solutions, as well as code best practices, DevOps and test automation.

Alex Borysov
Software Professional @Google

Software engineer / technical leader with solid experience in large scale software development. Developed trading systems; microservices architecture for World leading social games; build core backend services for unicorn startup in Silicon Valley with 300+ million users. Currently working on cloud IoT platform at Google.

Igor Lozynskyi
Software engineer @GlobalLogic

Software engineer primarily focused on the development of reliable, scalable, and blazingly fast systems. Has over 7 years of experience with Java platform. Passionate about interesting and dynamic projects both in life and in software development.

Roman Uholnikov
Java Developer @Infopulse

Actively workes on various enterprise projects based on Java. Passionate about Agile methodologies and clean code principles. Always seek the purity, flexibility and extensibility of code.

Eduards Sizovs
IT Entrepreneur&Software Development Coach

Eduards is a hands-on architect and software development coach who consults various teams around the globe on technical and organisational aspects of software development. He runs his XP software house in Riga, actively contributes to OSS and leads Latvian Software Craftsmanship Community.

Antons Kranga
Java Platform Lead / Technology Architect @Accenture

On-field architect and full-stack developer is leading Java technology track @Accenture Latvia dedicated to innovation in Cloud Computing domain. Antons is Cloud and DevOps evangelist that continuously experimenting with latest technology and consulting Solution Architects and the projects.

Alex Yochev
DX Technical Evangelist @Microsoft

As a professional Alex is a seasoned solution architect with more than 15 years of experience in the IT sector. During this period, he has taken various technical and management roles working on different projects and products as part of small, medium and global enterprise organizations. Alex has previously been part of organizations like IBM and Cisco Systems.

Cem Kubilay
Emerging Technologies/Business Development Manager CEE@Microsoft

Cem Kubilay has over 10 years of experience implementing and positioning advanced analytics and big data Solutions across Europe. Before joining Microsoft, Cem was leading a team of 15 people working on advanced analytic solution. Cem joined Microsoft in 2012 driving Big Data initiatives in Middle East and Africa. He is now leading Big Data and Advanced Analytics solution sales in Microsoft Central and Eastern Europe region.

Oleksandr Radchykov
Java Developer @GlobalLogic

For last few years Oleksandr worked on several back-end projects that were based on JVM based languages such as Java and Groovy. He loves to dig into Java internals, inspect how the magic is happening and break in.

Igor Dmitriev
Senior Software Engineer @Luxoft

Igor loves to dig into details to find out how features work under the hood. Experienced in working on different software projects and can say for sure that if you are using Hibernate you have performance issues. Passionate about highload systems and performance tuning.

Grygoriy Gonchar
Software Security Architect @Kreditech Holding SSL GmbH

For the last coulple of years has been working a Software Security Architect in German FinTech companies. Hands-on Java and Scala developer focusing on how to make distributed systems reliable and secure

Nakul Mishra
Software Engineer, Independent Consultant

Consultant around JVM and related technologies. Prefer automation over manual configurations. Keen on continuous delivery, unit testing and code simplicity. Interested in developing applications that requires creativity, imagination, fast-learning and zest for putting theory into code.

Emily Dowdle
Software engineer @Wazee Digital

Emily is a Turing alumna and software engineer at Wazee Digital. Originally from Washington, DC, she’s a competitive powerlifter and can deadlift 265 lbs. Emily writes about technology, soft skills and team management at emilydowdle.com and is an embarrassingly poor Twitter user.

Alexander Pashynskiy
Lead Software Engineer @Luxoft

Alexander has more than 6 years of commercial software development experience in Java, pragmatic developer and simply "product oriented engineer". Currently he is interested in development of complex distributed systems, functional programming and big data trends but enjoys life beyond programming as well.

Philipp Krenn
Developer Advocate @Elastic

As a Developer Advocate @Elastic, Philipp is spreading the love and knowledge of full-text search, analytics, and real-time data. When not fighting MongoDB, MySQL, Jenkins, or AWS, he is giving NoSQL and cloud computing trainings or organizes his meetups ViennaDB and Papers We Love Vienna.

Marcin Szymaniuk
Data Developer @ProData Consult

Data developer, Data infrastructure administrator, Consultant. Companies Marcin was working for include: VRBO, Spotify, TrueCaller and most recently Apple.

Sebastian Daschner
Java freelancer

Works as a Consultant / Software Developer / Architect and is enthusiastic about programming and Java (EE). He is participating in the JCP, serving in the JSR 370 Expert Group and hacking on various open source projects on Github. He is a Java Champion and has been working with Java for more than 6 years. Besides Java, Sebastian is also a heavy user of Linux and container technologies like Docker.

Anton Udovychenko
Software Architect @Levi9

Anton is a Software Architect and has been working with Java for more than 8 years. He has experience working on different software projects in different roles. Passionates about Agile methodologies and clean code principles.

Stanislav Erokhin
Software Engineer @JetBrains

Has been a part of Kotlin compiler team for more than 3 years. During this time Stanislav was responsible for a variety of features, such as type system, name resolution and type inference. Actively contributing to the design of new features for Kotlin.

Dmytro Panin
Senior Java Developer&Team Lead @Levi9

Over the past few years, Dmytro was a member of teams that worked on various enterprise projects that were based on Java. Achieving an Oracle Java Programmer certificate, he gained comprehensive core Java knowledge. Currently, Dmytro's roles are Senior Developer and Architect. Dmytro has accumulated a solid knowledge of tools and practices that I like to share.

Vladimir Kozhaev

Vladimir specializes in the development of programming languages and development tools. If you need to develop a domain specific language, IDE based on Eclipse or Inellij Idea, parser, compiler do not heistate to ask Vladimir.

Ruslan Synytskyy

Ruslan Sinitskiy is CEO of Jelastic, a DevOps PaaS and CaaS for developers, cloud hosting providers, systems integrators and enterprises. With over 15 years experience in the IT industry, Ruslan is an expert in cloud solutions and large-scale distributed applications. Before starting Jelastic in 2011, he was a leading engineer at National Space Agency of Ukraine and worked on various innovative projects.

Ittai Zeidman
Backend engineering lead @Wix

Ittai is a backend engineering lead at Wix. Previously Ittai headed the server software infrastructure team at Wix, serving dozens of developers with everything they need to build apps for Wix’s highly scalable microservices based architecture. Prior to joining Wix, Ittai led server and infrastructure teams in various Israeli startups in the fields of telecom, medical software and even online fashion. Ittai is a fervent believer in Test-Driven Development, Clean Code and Software Craftsmanship, and practices (and preaches) it daily at Wix. At the end of the day he will relax with his wife and three daughters in the sleepy suburb of Givatayim, Israel. From: Israel

Sergey Grinev
Principal Software Engineer @Azul Systems

Sergey Grinev is an experienced software development and QA engineer focused on building reliable quality processes for Java platforms. He started to work in this area during his employment with Oracle where he was responsible for JavaFX quality. For last few years he have been working for Azul Systems on the quality of their custom JVMs. Also Sergey enjoys teaching people: presenting on various Java conferences, giving lessons and answering Java related questions on stackoverflow.com He graduated from St. Petersburg State University and currently resides in St. Petersburg, Russia. From: St. Petersburg, Russia

Victor Polischuk
Java technical leader @Infopulse Ukraine.

Java technical leader at Infopulse Ukraine. Production experience counts about 15 years including vast amount of time dedicated to Java. Expert in Java and JavaScript. Smartass. From: Kiev

Tomasz Borek
Coder from Poland

Coder from Poland*. Hoping to learn something new every day. Thankful to everybody who helps me while I hop along. Proud of: http://sckrk.com and http://geecon.org. Co-leads: SCKRK, Polish JUG, Lambda Lounge Kraków. I’m a flawed human, and unafraid to say so. Into: people, software, music, role-playing, honesty, learning. Dislikes: doing unnecessary things, doing “because I can”. * I got it from me parents. They coded and so do I. From: Poland!

Sergey Morenets
Java developer, trainer and evangelist

Java developer, trainer and evangelist. Founder of educational portal it-simulator.com. Speaker at more than 20 Java conferences. Author of the programming books: “Development of Java applications”, “Main errors in Java programming”, “Ideal code”.

Volodymyr Dobryvechir
Senior Software Engineer @Netcracker

Volodymyr has over 27 years of programming experience designing, developing, integrating and supporting applications, corporate tools, including data warehouse, banking systems, engineering applications, microcontrollers. He is employed in the Research and Special Operations department in Netcracker company

Robert Kleniewski
IT Architect @ IBM

Robert is the experienced IT Architect currently working for IBM. Responsible for design the IT solutions for clients from financial sector. His expertize has been confirmed by vast number of successfully delivered projects and industry recognized certifications. Privately, great fan of coding in open source communities. Fascinated by Distributed Ledger Technology.

Call for papers


Early bird


  • 3,795 UAH
  • All day access
  • Limited quantity
Sold out



  • 4,794 UAH
  • All day access
  • Limited quantity
Sold out

Workshop : Welcome to Spark

Evgeny Borisov
Big Data Technical Leader
@NAYA Technologies
This workshop will introduce the basic components of Hadoop ecosystem to you as well as reveal key opportunities of Spark.

Workshop : Hibernate performance tuning

Igor Dmitriev
Lead Java Developer
Thе workshop will teach you how to measure performance, and you will also get acquainted with different optimization methods.


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Got Java? Let's talk!

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