Only Face to Face interview for experienced but for freshers they have aptitude test.Interview is not too easy not too hard but if we study things in proper way then we can easily crack this interview.
There are 3 rounds aptitude, technical, hr. Aptitude was basic coding in php. Technical was based on your resume and technical knowledge. They even asks python and java questions for the php developer role.
Interview questions [1]
Question 1
Basics to everything that they see in google will be asked according to your resume. So prepare well accordingly.