3 or 4 rounds of programming round. All algo and data structure problems to be solved in Laptop.
After all the rounds successfully done.
CTO round :
"ARE U MARRIED, DO U HAVE KIDS ? THEN YOU CAN'T COPE UP WITH OUR ENVIRONMENT"
If that was the criteria then why 8 hours was wasted, and work environment was really bad.
They were looking for lead role and unmarried.