What does a junior Java developer need to know to get hired?

Description

Since its debut in 1995, Java has been a popular programming language. It is a compiled language that uses object code and is not limited to a particular processor or machine, making it perfect for cross-platform applications such as web apps and server-side programming. Java is the most popular programming language for developing Android apps nowadays. It is used in cloud applications, machine learning environments, and Internet of Things technology. A junior Java developer needs to take care of all the programming requirements of a company as part of an IT team. The need to have in depth knowledge of all things required for designing, implementing and maintaining Java applications for critical missions.