Hi, I'm Chunzuo.
I read your description, It's CG important concept.
I have rich experience in Java, and understand what you need.
Please contact with me to discuss more.
Hello!
I am interested in your job.
Maybe there are freelancers that are bidding on this project.
You will select one of them that can provide you good result you want.
They will say that they are expert in this field and I can also tell you so .
But I like the behavior than a word.
I will prove my skills with my work and if you give me a chance to work with you , I will do my best for perfect result.