Java Programming

I'm looking for a JAVA developer who is confident in working with the following topics:

- Jave EE (Dynamic Web projects)

- Java multithreading

- Threads and Threadpool (without using ExecutorService)

- Synchronized methods

- Semaphores (implemented with Notify/NotifyAll)

- Callbacks and Futures - Database JDBC (basic level)

- Servlets and JSP

Also some very basic knowledge of Javascript, AJAX will be appreciated.

I'll attach a collection of problems that the programmer should know how to solve.

Expiration data is on 14 Sept.

- Please contact only if you are familiar with the listed topics and you think that you are able to solve the problems attached. Thanks, looking forward to collaborate with you!