Optym interview questions

It consists of two tests: Aptitude Test & Programming Test. Each will take three hours to finish. You need to have basic knowledge of linear programming and network flows algorithms.

The interview process consists of 3 rounds. The first round are two written tests about logic, data structure, algorithms, operations research, database manipulation and object-oriented programming. The second round is a 30-minute phone interview about data structure and algorithms. The final round is an on-site interview with several current employees from different backgrounds.