Viktor will talk about Stream API implementations (OSS and commercial), revealing inner details of one in particular — Hazelcast Jet.

How new code inspections are developed in IntelliJ IDEA, what can go wrong, why does it work this way and where Java may spoil things?

Performance work for dummies.

How Graal is used for static (AOT) compilation to the Hotspot, how to deal with it, and what performance to expect at the moment.

Introducing DevOps to infrastructure projects: how to support tecnhology stack made by yourself, psychological nuances, differences from the main development.

Partition tolerance, high availability, coordination avoidance, optimistic UI, offline work lead to conflicts. When timestamp based conflict resolvers do not work, CRDT is a cure.

The power of full-text search and all the awesome things you cannot do in a database — all shown based on quotes from Star Wars.

The talk covers existing mechanisms for vector programming available in Java platform and future enhancements which are developed in Project Panama & other OpenJDK projects.

If you ever encountered a VM crash and wanted to know why it happened, this session is for you! We'll present useful tools, analyze different kinds of crashes and have fun peeking at some HotSpot internals.

Java 9 Modules vs. OSGi comparison.

Utility Classes are popular and very wrong. They must not exist in object-oriented programming, as well as static methods and global variables.

Developing a tool for detecting potential deadlocks. The talk will cover algorithms, class transformation, performance of the implementation and so on.

How in-memory systems provide horizontal scalability and what pitfalls a developer can encounter while using them.

Using Spark 2.1 for resilient real-time processing of data coming out of Kafka yearning to be aggregated. During the talk we will fix bugs, edit configs, calculate resource usage and weep.

Examining specifics of client data storage in new Sberbank IT platform.

We take strings for granted, but Java's implementation is not without its problems. Let's really explore it.

What magic happens under the hood of Spring Boot Test, and what pitfalls await us?

The talk will cover the profile collection mechanics, deoptimizations, the two compiler broker interfaces, and ReadyNow

Architectural challenges, key decisions and our experience designing a corporate system based on in-memory storage.

Shenandoah GC, new low-pause garbage collector: exploring design, implementation, performance.

This talk will demonstrate using a specific usecase and code how you can solve the task of salary and pension payments to millions of clients in a distributed and scalable way.