An average student can get their first job in 12–18 months, provided that you start from scratch and devote at least 2–3 hours to learning Java daily. Java is usually used in one of the following ways: Java DeveloperAndroid DeveloperQA Automation. Core Java is the essential thing you should know to get a job since it covers the fundamentals and is a step one for every beginner. For Android developers, they still should know Java Core and some other essential technologies. For Java developers, you should be fluent in Java, i.e., know Core Java (especially OOP, Collections, Generics and Generics)

Johnny

A senior Java developer and Java tutor at Learning Tree International programming courses.

How much Java do you need to get your foot in the door as a Java specialist? There is no one correct answer. It all depends on the field you’d like to become proficient in. Whereas Java developers should try to soak in as much knowledge as possible, QA engineers or Android developers can do with just the basic topics. Ahead, I’m going to shed light on the essential requirements for different posts, statistics, and some critical factors that may influence the time you’ll need to find your first job.

Must-Have Skills for Any Java Learner

Let’s start with the basics. Learning Java, just like any other programming language, involves everything from building your learning plan to creating your projects and everything in-between. How long does it take to learn Java? It’s a tricky question, and it all depends on your own pace and ability to absorb information. From my experience, I can assure you that an average student can get their first job in 12–18 months, provided that you start from scratch and devote at least 2–3 hours to learning Java daily.

Upon this time, you’ll be able to write in your CV something like:

  • Core Java (Syntax, OOP, Collections, Generics, Streams, Multithreading and Serialization)
  • Core Java + major frameworks (Spring, Hibernate) + Git
  • Core Java + SQL and Databases
  • Core Java + APIs and Libraries
  • Core Java + Testing tools and build tools
  • Core Java + Android SDK
  • Or, ideally, all of the combos above.

As you see, Core Java is the essential thing you should know to get a job since it covers the fundamentals and is step one for every beginner. Core Java covers not only the basic types, objects, constructions, and principles of the language but also libraries and …….

Source: https://hackernoon.com/how-to-become-a-java-developer-top-skills-you-need-to-master