MediBuddy interview questions

I was asked to design a appointment booking app, basic LLD and optimization strategies, caching, db locking etc. in the first round. Second round I was asked to build a notification layer and HLD for it. Other than that for DSA i was asked Boyer-Moore Algorithm, question was finding majority element occuring more than n/2 times in an array.

Round 1 will be HR Screening as Telephonic conversation Round 2 will be 1st Technical round with Manager Round 3 will be 2nd Technical round with the Director Round 4 (LAST) will be the last round on the Resume, experiences, and skills, with the HR Manager. In the last round, prepare for your experiences, skills, and whatever you mentioned in your resume well