
#Java
“The apprentice avoids all use of Java classes. The journeyman embraces Java classes. The master knows which classes to embrace and which to avoid.”
― Michael Fogus
Java is one of the advanced computer programming language designed for applying in the distributed environment of the internet. It has gradually grown to become one of the most popular programming languages for Android smartphone applications, edge device and software development.
Since Java is recognized today as a must-know programming language for aspiring software developers, it is included in the computer application curriculum of every university.
Before one makes up one’s mind to pursue the dream of getting hired by some of the biggest tech companies in the field, it is important to ensure that he/she has acquired in-depth knowledge on the following core Java concepts:
To apply for the any junior or senior positions in this field, one would need the following skills:

OOPs Concepts & Patterns

Abstract Classes and Interfaces

Constructors

File IO and Serialization

Collections - List , Map , Set

Access Specifiers

Exceptions - Checked , Unchecked

Generics



Java Keywords - Static, Final, volatile, synchronized, transient, this super etc.
JVM and Memory Management
Multithreading and Synchronization
To apply for the any junior or senior positions in this field, one would need the following skills:

OOPs Concepts & Patterns

Abstract Classes and Interfaces

Constructors

File IO and Serialization

Collections - List , Map , Set

Access Specifiers

Exceptions - Checked , Unchecked

Generics

Java Keywords - Static, Final, volatile, synchronized, transient, this super etc.

JVM and Memory Management

Multithreading and Synchronization

Dependency Injection

Knowledge of Protocols like IP, HTTP, TCP, FTP,UDP

Sockets , RMI , RCP

JSP / Servlets

Web Frameworks like Struts / Spring

Service Oriented Architecture / Web Services - SOAP (Simple Object Access Protocol) / REST(Representational State Offer)

Web Technologies like HTML, CSS, Javascript and jQuery

Markup Languages like XML (eXtensible Markup Language) and JSON (JavaScript Object Notation)

AJAX

Applets

Frameworks like Swing, SWT, AWT, JavaFX

JAVA based web services

EJB (Enterprise JAVA Beans)

Perl Python

Oracle Database SQL

J2EE Framework
If you are adept in all the above areas of technical skills, you are the perfect candidate that some of the biggest names in technology are looking for to fill positions in their companies such as:

















JAVA Analyst
JAVA Architect
JAVA Developer
Core JAVA Developer
JAVA Programmer
JAVA/J2EE Developer
JAVA Engineer
Full Stack JAVA Developer
JAVA Technical Lead
JAVA Developer Team leader
Senior JAVA Developer
JAVA Team Lead
JAVA Designer
JAVA Technical Architect
Lead JAVA Developer
Business Intelligence Analytics JAVA Developer
JAVA Programmer
Junior Associate Engineer
However, just possessing knowledge on Java is not enough; recruiters are out to hire nothing less than the best when it comes to Java developers. And the complexity of some of the problems posed in front of even the most experienced Java developers can be overwhelming as they are dealing with a programming language whose capabilities and limitations have not been fully explored yet.
Hence, it helps if the candidate is familiar with all the specific areas of application when it comes to Java. These are:
Desktop GUI application (Abstract Windowing Toolkit AWT, Swing and JavaFX)
1
Mobile application
2
Embedded System (SIM cards, blue-ray disk players, utility meters and televisions)
3
Web applications (Servlets, Struts or JSPs)
4
Web Servers and Application Servers
5
Enterprise application
6
7
7
Scientific Application
A Java developer should be able to not only write advanced programs using their knowledge of the subject, but also meet deadlines, work under pressure and meet client expectations. If you think you have all it takes to get hired for the job, apply today!