The process included 6 stages:

1. An online problem-solving assessment on Codility.com (2:30 hrs for 3 problems).
2. An HR 1:1 interview.
3. A technical panel interview.
4. A phone interview with the Chief Architect at EMC in the US.
5. A 1:1 interview with a team manager here in Egypt.
6. A 1:1 interview with the General Manager here in Egypt.

All of the interviewers were professional and friendly.

How did you know about EMC?

What is your criteria for the place you want to work in?

Do you know that EMC was acquired by DELL?

Questions about design patterns:

• Explain the Singleton and Factory patterns.
• Present a design problem to be solved by the Adapter pattern.

Questions about data structures and algorithms:

• How to avoid collisions in a HashSet.
• Difference between a stack and a queue.
• Solve three problems regarding stacks, linked lists, and recursion.

Questions about Object-Oriented Programming:

• Design a chess game.
• What is the difference between an interface and an abstract class?
• What are the characteristics of object-oriented programming?
• What is the difference between Java and C++ as object-oriented languages?

Questions about C and C++:

• What is the difference between C and C++ in handling an array?
• How is a string handled and stored in memory in C++?
• Explain why data is insecure in C and secure in C++.