First round :
sliding window problem and behavioral questions like why Appian
Onsite:
First round Product Manager who will go through Appian platform (not an interview)
Second round: One simple design question on how you make architecture perform better and ensure data consistency, high availability and
Given a half-written code how do you complete it based on given criteria
Third round: Easy leet code problem they focus mostly on Test cases and time complexity along with behavioral questions
Fourth round: Mostly behavior questions on how you fit to Appian and one design question which doesn't have a perfect answer, maybe they analyze on how you think out loud
Fifth round(founder interview): Very nice guy mostly will dig into your background and ask behavior questions like why Appian, how do you see yourselves in 5 years, why are you leaving your current org, etc.