java

Java Jumpstart: Essentials

Become productive in Java by focusing on syntax, program structure, and core OOP principles.

Expected Outcome

Gain confidence in writing clean Java code and a solid foundation in OOP principles.

Target Audience

For developers wanting to master Java syntax and OOP for professional projects quickly.

Prerequisites

Programming experience is required, but no prior Java knowledge is necessary.

Curriculum & Highlights

→ Language Syntax & Types

→ Program Structure & Packages

→ Object-Orientation (OOP)

→ Collections & Data Structures

→ Error Handling & Exceptions

→ Inheritance & Interfaces

→ Java 21 & 25 Standards

Challenges we address

"What is the basic syntax in Java for variables, methods, and control flow?"

"How do you use OOP in Java with inheritance and interfaces to build logic?"

"How do you effectively work with data in Collections and how does error handling with Exceptions work?"

Detailed Description

Learning a new language is about mastering syntax and logic to become productive in existing codebases. Without a guided review of Java's structure, it's easy to miss the conventions that make the language powerful in Enterprise systems where stability and scalability are business-critical for modern teams. This workshop eliminates the learning curve through Active Learning where we focus on practical coding of everything from variables to object-orientation. We build programs with classes, packages, and methods to create a solid foundation that prepares you for professional development and future architectural choices in Java for the whole team. We dive deep into using language syntax effectively for control flows and how the pillars of OOP, like encapsulation, inheritance, and interfaces, create a testable domain model. By practically applying the Collections Framework and structured error handling with Exceptions, we establish Clean Code patterns directly applicable in modern Java 21 and 25 environments where code quality is paramount. Actlea's core philosophy is that a solid understanding of object-oriented patterns is the foundation for all successful software development. Experience from numerous Enterprise projects demonstrates that the ability to structure logic into well-defined classes is what defines a professional developer in 2026. Mastering these fundamental patterns is the single most important prerequisite for the team to later take full advantage of modern architectural choices and advanced syntax.

Recommendation & Next Steps

Once the foundations are solid, the next natural step is to level up with 'Modern Java Fast-Track' to master the powerful features of Java 21 and 25. →

Format Workshop

Duration 1 day

Level Foundational

Instructor Andreas Olsson

Price per group $2,900

Standard price per group (up to 12 participants) for remote delivery. Additional costs apply for onsite delivery.

Get Quote & Book Download Overview (PDF)

Tech Stack

Java 21 Java 25 Syntax OOP Foundations Clean Code

Your Instructor

Andreas Olsson

Expertise through Active Learning

Java and the Spring Framework have been my core focus for over 20 years. Today, my mission is primarily to help organizations step into the future by integrating intelligent agents and AI-driven features into modern Java systems.

Actlea stands for Active Learning – the philosophy that programming is best learned by writing code, not by watching slides. My workshops focus on intensive, hands-on exercises designed to solve real-world problems.

I deliver proven training concepts globally across all timezones. While I specialize in remote delivery, I love to travel for onsite workshops. My modules are ready for immediate impact but can be tailored to your team's specific requirements.

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Java • Spring Boot • Spring AI

Enterprise teams trained by Actlea

Participant Reviews

What past participants say

Read about the pedagogical approach, the hands-on labs, and the impact on daily work.

"The Java program at Academic Work was excellent! It consisted of, given the name, mostly programming in Java, but also had some front-end courses. I thought the Java courses were the best. Not only because I was most interested in java, but also because the teacher in the java courses was Andreas. It's easy for it to get messy and "too much" when learning programming, especially for those starting from scratch, but Andreas taught in a very pedagogical way, and it never became long-winded or boring. Recommends the java program at Academic Work to anyone who wants to learn programming and wants to change careers."

"Andreas is a fantastic teacher! In addition to the fact that I experienced him as competent with a solid knowledge of his subjects, he really excels as an educator. Regardless of who you are or what level of knowledge you are at, Andreas always responds to one's questions with commitment, curiosity and a positive attitude that is contagious. Above all, I appreciated that he both gave me space to explore solutions myself and think creatively, while he was always there to contribute his support. I highly recommend Andreas!"

"In all my years at school, I have never met a teacher who treated his students with as much patience and joy as Andreas did. His commitment to us felt very genuine, and it was clear that he was the right person in the right place. I am very glad we had him as a teacher during our 12 weeks at Brights."

"Andreas is a very positive and easy-going individual, but above all a fantastic educator. His teaching method and structure is adapted for everyone from beginners to experienced participants. Quick to provide personal assistance, called up on video chat and took his time. I appreciated all the Java days, I am so satisfied and grateful with the foundation I got with me. Strongly recommend. Rating 5 out of 5 stars! ⭐️⭐️⭐️⭐️⭐️"

"I learned a lot on Andreas course! He is helpful and educational and I appreciated how he could easily point me in the right direction on projects when I got stuck, without giving the whole "answer". It did a lot for my problem solving skills and I got better at debugging the code during the course. I also appreciated that he was always positive and supportive in learning! Thanks Andreas!"

"Incredibly educational days with Andreas as a Java teacher. He has extensive knowledge of everything from the older Java versions to the newer ones. Andreas is very good at explaining programming languages in detail and in a way that is easy to understand most of the time! The lessons how challenging and fun that really made one think and train one's problem solving skills. In addition, Andreas has good pedagogy and is very responsive and helpful when you need help. Can strongly recommend Andreas as a teacher of Java and programming in general!"

"During the 12-week intensive training in Java at Academy, Andreas trained me primarily in Spring Boot and the connection between databases and web applications via JDBC and JPA. Andreas showed advanced competence in the field, patience and good teaching ability."

"Andreas really has an educational way of explaining OOP. During my time as a student, I appreciated the concrete examples given during class time and how Andreas took the time to answer my questions if I did not understand certain concepts. Without his well-prepared lessons, assignments and easy access as a teacher, I don't think I would have made it through the intensive training."

"Andreas is the name of competence, skill and reliability. He is no doubt a guru in the field of Java. His style of teaching is practical, well structured and effortless; I learned Java by doing it because of his well organized assignments.I felt connected, confident and comfortable with Andreas during the whole course because he listens, replies and helps each and every student in a very productive and professional way"

"My name is Rabia and I participated in the Java Developer course with Andreas starting January 2022 after 20 years in the banking and finance industry. Previously had no experience whatsoever in the IT world, but chose the track with the digitization the world is going through. The course was incredibly broad & intensive and gave a good overview. When the course was over, I was hired by Capgemini as a junior developer. During the course I probably complained many times about how much information it presented, but I have benefited greatly from everything I have been taught. I continue to learn every day but have an understanding that still amazes me when I realize how much I brought with me. Thanks Andreas for everything! The course has given me the opportunity to pursue a new career in a new industry that I love. The change has given me new energy and opened up new doors. I am so grateful!"

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