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What does a java engineer mainly do?

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Release: 2019-05-29 16:08:54
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Since its advent in 1995, Java has become the most widely used development language in the world due to its excellent versatility, efficiency, platform portability and security. Even after more than 20 years of development, it is still Maintaining an "evergreen" status in the industry. Java software engineers refer to people who use Java, a development language, to complete software program design, development, testing, maintenance and upgrades of software products.

What does a java engineer mainly do?

Career Overview

Java applications can be said to be everywhere, from desktop office applications to network database applications, from From PCs to embedded mobile platforms, from Java applets to large-scale J2EE enterprise-level solutions, Java is everywhere. Even large-scale US space projects use Java to develop control systems and related software.

Java with such a wide range of uses has created the brilliance of Java engineers, making it the leader in the field of software engineers!

With the rapid development of the Internet, Web applications have become increasingly widespread, and the Java language has also developed rapidly.

In 1994, Gosling used Java to develop a new Web browser with high real-time performance, reliability, security, and interactive functions. It does not depend on any hardware platform or software platform. The name of this browser is HotJava, and it was officially released to the industry together with the Java language in 1995. It caused a huge sensation, and Java's status was subsequently affirmed. Development since then has been rapid.

The syntax of the Java programming language is similar to that of C, and its semantics is similar to that of Small Talk TM. The Java programming language can be used to create applications that can be created with any conventional programming language.

Work content

Complete software design, development, testing, bug modification, etc., including communication of business requirements, detailed design of functional modules, business function implementation and units Testing, system maintenance;

Participate in product conception and architecture design;

Write relevant technical documents;

Support pre-sales technical services;

Support projects Application services for products.

Learning content

Primary part

Java programming basics, including J2sdk basics, Java object-oriented basics, and Java API Usage, data structure and algorithm basis, Java AWT graphical interface program development;

J2SE platform Java programming, including Swing graphic programming, Socket network application design, object serialization, Java common data structures, Applet, Streams and files, multi-thread programming;

Java desktop system project development, 4 to 5 people form a project team, the project size is (15 people * working days);

Basics of Linux Operation, Java program development under Linux, simple management of Linux systems;

Oracle database, including SQL/PLSQL; database and database design; simple mastery of ORACLE9i database management;

Intermediate part

Java Web application programming, including Java Oracle programming, namely JDBC; Java Web programming, including JSP, Servlet, JavaBean; Java application programming, including Weblogic, Websphere, Tomcat; and using Jbuilder to develop Java Program;

MVC and Struts, learn the industry-common MVC design pattern and Struts architecture;

Java B/S business project development, 4 to 5 people per project team, project size is (25 People * About working days)

Advanced part

J2ME programming, including J2EE programs, J2ME; Java advanced programming (J2EE), including J2EE architecture and J2EE Technology, EJB; Weblogic use, JBuilder development;

Java and XML, including Java Web Service, JavaXML, industry mainstream XML parser programming;

Software enterprise specifications and software engineering, including UML System modeling and design (Rational Rose 200x) software engineering and industry development standards; CVS version control, Java Code writing standards;

J2EE business application system project development, 4 to 5 people per project team, project size is (About 25 people*working days).

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