One day process if selected they offer then and there. Sometimes take machine test. If candidate not available at office then they take telephonic interview also. If they think need to take machine test they candidate need to come to the office and give machine test.
I applied through a recruiter. I interviewed at Nat IT Solved (Calcutta) in Jan 2017
Interview
First round was technical round and second round was HR round.Technical round was for around 30 minutes.Thereafter Hr asked some question regarding work experience and previous job.Technical round was asked by 2 persons.They were asked based on database query and structure for multiple parent child structure. Some questions was on object oriented programming and class object structure
Interview questions [1]
Question 1
Question was based on PHP logic,MySql and ajax and other new technologies