I applied through a staffing agency. I interviewed at Leena AI (New Delhi) in Mar 2022
Interview
Consultant approached me, 3 tech round we're there, no direct feedback from hr in any round had to always ask the consultant for results.
Overall a bad experience for me, try to approach the organization directly
Interview questions [1]
Question 1
Round 1- With Interview Vector.
Node ja question, problem solving, how to scale redis. How to overcome slow writes in db
Round 2- Internal team(with someone senior)
JavaScript input output question, Basic array questions.
Round 3- With Vp
How indexes work in db, can we replace indexes with hashmap.
Fibonaci series of large number with node js how will you prevent event loop blocking
They rejected me in last round saying not technically fit. But there feedback process is terrible, they do not reply on mail had to take follow ups with the consultant
I applied through other source. The process took 1 week. I interviewed at Leena AI (Gurgaon, Haryana) in Apr 2025
Interview
First round
Database indepths - index working, how it is stored
json structure change -which can have array, nested json, and any data structure
question on project
microservice architecture vs serverless architecture