A back-end programmer will write code for back-end servers including web servers, database servers, and application servers. Currently, this job has a large recruitment demand, with many different career opportunities. In addition to core Java knowledge, you need to master the back-end stack below:
EJB or Enterprise Java Beans
Spring is used in many organizations instead of EJBs
Hibernate is used instead of EJB2
SQL is required in many projects, both large and small
JSP and Servlets to work with web server stacks
REST services are used to present (expose) an API for a web server
Big Data Developer
Photo source: A Brand New Way on Flickr
A Big Data programmer specializes in working with terrible data sets. Selecting this direction, the career path can be promoted very quickly because more and more companies seek to take advantage of huge data sets to serve business decisions, management, strategic planning. . To be considered for this position, candidates need to have knowledge of:
Hadoop, this is the first platform to bring Big Data to the community
Spark with significant progress in recent times
Pig is a language for writing big data processing jobs
MapReduce is a big data processing technology
Android Developer
Android based Java. To develop an Android application at any level of complexity that goes beyond the basics, you'll have to use Java. Once you've researched the Android platform, your career opportunities will skyrocket. Every company that has a website, or operates in the field of e-commerce, needs an Android (and iOS) application to maintain its presence on every platform.
Embedded Devices Developer
Photo source: Binary Koala on Flickr
This is an appropriate career choice, has the opportunity to grow, with the number of large devices from the router to the network equipment or the entertainment center using Java inside, you won't worry about what you will do. What after finishing school.
How is your Java work progressing? What stage of the process are you in? And which application are you working in? Do you have any valuable experience with this programming language? Please share with us and other readers by commenting below this article.
java is an object-oriented programming language introduced by james gosling in 1995. that is, it represents concepts such as 'objects' and 'fields' (which are properties that describe objects). java is a 'write one place, run another' language: it is designed to run on any platform that has a java virtual machine (jvm). as a multilingual programming language, java is quite easy to learn and understand for beginners. this article is an initial introduction to java programming.
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java is an object-oriented and class-based programming language. to help you read more interesting knowledge about the java programming language, the network administrator will send you a very interesting multiple choice question on this topic. please try.
java is a popular and long-standing programming language, used by large and small, new and old companies alike. setting up your computer to run java for the first time can be a mild hassle. this wikihow will detail how to configure the...
in the following article, we will introduce you the most basic features of netbeans ide through a small test, which is to create the 'hello world' java application. and when finished, you will know the general knowledge and process when programming applications in ide ...
welcome to the test series of tipsmake.com with topics related to the fields of information technology. and this time we will continue with the java swing practice test, a total of 13 questions will be answered with no time to answer each sentence. there will be some questions with many different answer options
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java development kit is the official development kit for the java programming language. programming in any computer language requires only a text editor and a knowledge of the syntax, as well as a clear idea of what you're trying to create.
unlike most common programming languages, instead of compiling the source code into machine code or interpreting source code when running, java is designed to compile the source code into bytecode, then bytecode will be run by the runtime environment. . to help you better understand this programming language, the following quiz of network administrator will give you lots of useful knowledge.