Who knows what language software such as Cool Music Box is developed in? java？ c++？ vb？ c#？

I know, I went to see their recruitment information.

PC version 1, proficient in audio and video playback mechanism under windows, with relevant working experience of 3-5 years;

2. Proficient in C/C++, skilled in using STL library and familiar with software development process;

3, familiar with vision

Software such as statio is the development and debugging environment.

4. Bachelor degree or above

5, skilled use of DirectShow (with Dshow

Experience in filter development is preferred)

6. Familiar with DirectSound (experience in DSunnd development is preferred).

7. Be familiar with WMF

Software Development Kit (software development kit)

8, skilled use of C++, MFC

9, understand the common audio and video formats and coding.

So it's C++

online version

What is needed is

1, proficient in common Web development languages (JSP/HTML) and JavaScript.

2. Familiar with the design, management and development of standard SQL statements and databases;

3. Excellent user interface design ability, and practical experience in user interface design and development of large websites or software is preferred;

4. AJAX technical experience or familiarity with Linux operating system is preferred;

User interface design requirements

1, flash programming and development

2. Develop html and javascript codes.

Requirements:

1, proficient in flash and actionscript development, with relevant work experience.

2. proficient in javascript and html.

3. Have a certain understanding of java.

There are also Android and Apple versions.

Seek to understand JAVA

And apple c language

I hope it helps you.