1) Telephonic - Technical
2) Face to Face ( casual talk with the CEO)
3) A telephonic/Face to face with their Senior Product Architect - Technical
4) Another Face to Face - Technical
All these discussions happens on separate days and for approximately 60-90 minutes.
Overall focus is on Basics of Java, DB , Patterns , Architectural choices and leadership .
Note : They are almost like a startup( though they are in for some time) and may offer a decent pay.But, not matching that of the regular product companies.