May

May
11-15

JAX

Mainz, Germany

This popular conference, now in its 15th year, focuses primarily on Java. Tracks include: cloud and Kubernetes, core Java language and the JVM, microservices, machine learning, software architecture, and more.

May
26-28

RigaDevDays2020

Riga, Latvia

This three-day event has five parallel tracks: Java, .NET, microservices, cloud, and database sessions. The program is focused on backend development, DevOps, and two of the largest backend platforms, Java and .NET. The goal of RigaDevDays is to provide a space for technologies dialogue and unite developers of different religions.

May
15–17

NFJS Lone Star Software Symposium

Dallas, Texas

This conference focuses on the latest technologies and best practices for modern software development and architecture. Scheduled lecture topics include Java, JavaScript, Kafka, Docker, cloud native applications, machine learning platforms, and more.

June

June
8–11

GOTO Amsterdam

Amsterdam, Netherlands

This year will be the 10th anniversary of this enterprise software development conference. Many talks on Java and JavaScript are scheduled throughout the conference. Other topics to be presented include Kubernetes, Kotlin, microservices architectures, and interaction protocols.

June
12–14

NFJS Central Ohio Software Symposium

Columbus, Ohio

This conference focuses on the latest technologies and best practices for modern software development and architecture. Topics to be covered include Java, microservices, Kubernetes, work culture, Kotlin, and Kafka.

June
15–19

QCon NYC

New York, New York

This conference is intended for senior software engineers and architects in enterprise software development. Proposed topics for this year’s sessions include security, microservices, and Java.

June
29

DWX Developer Week

Nuremberg, Germany

This software development conference is one of the largest independent developer conferences in Europe. The event is expected to offer over 250 sessions for the more than 2,500 people estimated to attend. Most of the content will be in German; however, some presentations will be in English.

July

July
3–4

JConf Colombia

Bogotá, Colombia

JConf Colombia is a Java technologies conference organized by the JUGs of Bogotá, Cali, and Medellín. Its goal is to help developers, entrepreneurs, and companies to learn new technologies related to Java, the cloud, and containers.

July
14–17

ÜberConf

Denver, Colorado

This conference for software developers and architects plans to cover a wide range of topics, including microservices, Java, JavaScript, reactive programming, Kafka, Spring Boot, Apache Spark, and Docker.

September

September
9–10

JavaZone

Oslo, Norway

Organized by javaBin, the Norwegian Java User Group, this conference is intended for Java developers. The conference has been running since 2001 and had more than 3,200 participants last year. In 2019, the conference featured 160 speakers across seven parallel tracks and offered a selection of 11 workshops. The 2020 conference promises to be similar.

September
15–16

Open Source Summit Japan

Tokyo, Japan

This conference hosted by the Linux Foundation aims to provide a forum for technologists and open source industry leaders. They will gather to share and learn information during keynote talks, breakout sessions, and the sponsor showcase.

September
17

Java Forum Nord

Hannover, Germany

This conference is a one-day, noncommercial conference for Java developers and decision-makers. Typically featuring more than 25 presentations in parallel tracks and a diverse program, the event also provides interesting networking opportunities.

September
21–24

Oracle Code One

Las Vegas, Nevada

Oracle offers a modern, state-of-the-art experience in Las Vegas for Code One attendees in 2020. Tutorials, sessions, keynotes, and hands-on labs will cover the future of Java and other software development concerns. There will also be discussions on Go, Rust, Python, JavaScript, SQL, R, and more.

October

October
1–3

Strange Loop

St. Louis, Missouri

This multidisciplinary conference aims to bring together the developers and thinkers building tomorrow’s technology in fields such as emerging languages, alternative databases, distributed systems, and security. Talks are generally code-heavy and not process-oriented.

October
19–22

EclipseCon Europe

Ludwigsburg, Germany

As the Eclipse Foundation’s major annual event for its European community, this conference program usually includes technical sessions on current topics pertinent to developers. Example topics include modeling, embedded systems, data analytics and data science, the Internet of Things (IoT), and DevOps.