GeeCON Conference Courses

Source Code Models in the JDK and Their Use - Lecture

Explore JDK APIs and tools for Java source code modeling, including code generation and strict checks using javax.lang.model and Trees API.

• YouTube
• 53 minutes
• Self-Paced
• Free Video

Modern Java: New Features and Real-World Usage - JDK11 to JDK19

Explore modern Java features like records, switch functions, and pattern matching. Learn real-world applications in popular frameworks and preview upcoming JDK19 enhancements.

• YouTube
• 1 hour 11 minutes
• Self-Paced
• Free Video

The Power of Mentoring in IT: Be a Mr. Miyagi or Find One - Lecture

Discover the transformative power of mentorship in IT careers. Explore the 'what', 'who', 'how', and 'why' of mentoring relationships, backed by personal experiences and research insights.

• YouTube
• 52 minutes
• Self-Paced
• Free Video

Slack and Micronaut - Perfect Combo for Your Side Project

Explore building Slack applications with Micronaut, leveraging the Bolt SDK for seamless integration and mobile-friendly functionality.

• YouTube
• 49 minutes
• Self-Paced
• Free Video

Sailing Modern Java - New Features in Recent Versions

Explore recent Java features like Pattern Matching, Record Patterns, Virtual Threads, and more. Stay updated on the latest advancements in Java programming.

• YouTube
• 51 minutes
• Self-Paced
• Free Video

Real Cloud-Native with Serverless Java

Explore serverless Java for cloud-native development, gaining insights on efficiency, scalability, and seamless infrastructure integration.

• YouTube
• 52 minutes
• Self-Paced
• Free Video

Valhalla: Codes Like Object, Behaves Like int - Future of Java Memory Management

Explore Project Valhalla's impact on Java, addressing memory management issues and introducing value classes for enhanced performance and flexibility in future releases.

• YouTube
• 51 minutes
• Self-Paced
• Free Video

Hazelcast 5.1 - The Hitchhiker's Guide

Explore Hazelcast's ecosystem beyond distributed caching, delving into advanced concepts like CRDTs, HyperLogLog, CP Subsystem, and real-time stream processing.

• YouTube
• 45 minutes
• Self-Paced
• Free Video

What to Expect from Spock 2 - New Features and Changes

Explore Spock 2's new features, compatibility with Groovy 3/4 and Java 14+, and migration challenges from Spock 1.3. Learn about parametrized tests improvements and JUnit Platform integration.

• YouTube
• 50 minutes
• Self-Paced
• Free Video

Testing Triangle in Microservices: Beyond Unit, Integration, and GUI - Lecture

Explore effective testing strategies for microservices, challenging traditional approaches. Learn tools and methods to validate service contracts and optimize test environments.

• YouTube
• 52 minutes
• Self-Paced
• Free Video

Refactoring Organizations - Maximizing Team Productivity and Delivery Quality

Explore proven engineering methodologies to maximize team autonomy, align business boundaries, and boost productivity in product development and data processing.

• YouTube
• 50 minutes
• Self-Paced
• Free Video

How to Survive a Live Coding Session

Master live coding presentations with expert tips, tricks, and real-life stories. Enhance your skills to deliver engaging, well-prepared demos that showcase concrete tool and library usage.

• YouTube
• 48 minutes
• Self-Paced
• Free Video

GraalVM and Heap Dumps: Record, Replay, Analyze - Lecture

Explore GraalVM EE 21.3's revolutionary capabilities for manipulating heap dump files, including automated analysis, multi-language processing, and custom file generation.

• YouTube
• 51 minutes
• Self-Paced
• Free Video

Back to First Principles: Crafting Organizational Culture - Lecture

Explore organizational culture through fundamental questions, crafting a powerful ethos beyond corporate values and mission statements.

• YouTube
• 50 minutes
• Self-Paced
• Free Video

Evolving Your APIs - A Pragmatic Approach

Discover pragmatic strategies for evolving HTTP APIs without breaking existing contracts. Learn tips for endpoint management, deprecation, and user communication.

• YouTube
• 47 minutes
• Self-Paced
• Free Video