7 Best Java Courses and Certifications in 2023

Senior Java developers are experienced in writing code, dealing with bad code, and knowing how to fix the issues up. They are aware of the functions and tasks an application performs and mentors junior developers and trainees. They can debug complicated problems and provide the fastest and efficient way possible. This is something that you can add to your resume to showcase your problem-solving and practical coding skills.

You will learn about the core components of the Java platform, including the Java Virtual Machine (JVM) and the Java class library. Designed for beginners, this Specialization will teach you core programming concepts and equip you to write programs to solve complex problems. In addition, you will gain the foundational skills a software engineer needs to solve real-world problems, from designing algorithms to testing and debugging your programs.

Oracle Certified Professional, Java SE 8 Programmer

If you are looking for a career switch into the technical side, java is one of the most essential skills. Application ContainersUsed to develop functionalities that encourage user authentication, logging, or establishing a connection with the database. Java Web FrameworksSupports developing web applications i.e. web services, web resources, and web APIs to build and deploy web applications on the World Wide Web. Most Java Development Companies use Spring frameworks such as Spring Boot, Spring MVC, and Spring Cloud for developing web applications. Hibernate is also a very popular framework for mapping a domain object-oriented model to a relational database and the Hibernate Query Language. You should know and understand basic concepts like loops, arrays, operators, and other basic functionality libraries.

In the Advanced OOP module, you will learn about advanced OOP concepts such as inheritance, polymorphism, and encapsulation. You’ll learn to apply these concepts to create efficient and reusable code. Additionally, you’ll learn about extension methods, interfaces, java 7 certifications abstract classes, and advanced topics in exception handling. In the Java Fundamentals module, you will be introduced to the Java programming language, one of the most popular programming languages used for developing a wide range of applications.

Java as a Second Language

Questions are asked from Data Structures and Algorithms like String or Array, but even if this is weak, you can still manage to clear Java interviews. The questions are a little bit easier and more practical than what is asked for SDE roles. Resume outlines your skills and training, work experiences, and educational background, and, most importantly, the accomplishments you have made with past employers.

This course is designed for those who are completely new to Java programming and want to develop a strong foundation in it. However, anyone interested in improving their Java programming skills can benefit from this course. As a college student, it is usually the first programming language to begin with, and has an immense amount of scope for skill development. Relational Databases and Object Relational Mapping (ORM)The technique for converting data between incompatible type systems using object-oriented programming languages.

Salary Based On Company

As an Android developer, you’ll do a lot of similar tasks to a software developer. The major difference is that you’ll design and create software to run on Android devices that will be available in the Google Play Store. While the official Android app programming language has been Kotlin since 2019, Java was the official language prior to that and remains relevant for developing Android apps today. Earning a Java certification can help develop and demonstrate your skills to potential employers, boost your programming abilities, qualify for a higher-paying job, and make your resume stand out.