
DubJUG 252 - JChampions Series - In-Person with Rafael Del Nero
We joined on the evening of Friday 24th January as Java Champion Rafael Del Nero delivered two great Java talks, one of which was streamed worldwide as part of the JChampions Conference 2025.
ABSTRACTS BELOW ⤵️
DubJUG Events
Additional Information
TALK 1 ABSTRACT
10 Critical Lessons that Will Boost Your Java Developer Career Success
(Bonus Talk - In-person attendees only)
Do you experience the impostor syndrome and feel overwhelmed with everything you need to learn as a cloud Java developer? Those are big problems nowadays because of the amount of technologies that have to learned as software developers. Anxiety is another feeling we can have; there is so much to know that we are paralyzed.
In this talk, Rafael showed us practical steps to apply in your career so that those feelings don't overwhelm you. We learned how to use the compound effect of learning by your side and avoid burnout.
We joined Rafael for this talk, and overcome our biggest career challenges together so we can spend more time with our family, work with modern technologies, and earn more!
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Drinks and food courtesy of our partners, Integral Ad Science, Stack and Co, FINEOS and tcube Dublin.
TALK 2 ABSTRACT
Cracking Tricky Java Code Challenges From Java 8 to Java 24
(jChampions Talk - In-person and also live streamed here)
Mastering Java fundamentals is necessary to create maintainable, bug-proof, high-quality code and advance your Java career.
Many experienced developers write meaningless Java code because they lack knowledge of the Java core features. They reinvent the wheel and write more complicated, confusing, and difficult-to-maintain code.
We joined Rafael in this talk so we were able to prepare for Java interviews and Java certification using the latest Java features in our applications. We were also well-equipped to create flexible and maintainable code, making us a reference for code quality from our co-workers.
Let's solve the Java code challenges together so you can best use the latest Java features to create high-quality software.
In-person talk streamed LIVE to jChampions Conference
Meet Rafael
Rafael is a Java Champion, creator of NoBugsProject and quiz master in Oracle Dev Gym, is the author of "No Bugs, No Stress - Create a Life-Changing Software Without Destroying Your Life."
Rafael believes there are many techniques involved in creating high-quality software that developers are often unaware of. His life's purpose is to help Java developers use better programming practices to code quality software for stress-free projects with fewer bugs.
X / Twitter: @rafaeldelnero
About the Dublin Java User Group Since 2006, the Dublin Java User Group, aka DubJUG, has been working with the global Java community to amplify technical knowledge for the benefit of Irish based developers and businesses.