1. in a behavior part i was asked to describe an example when: - i had to choose ways to build a solution; - i had a bring a team together to design a new solution/system; - i experienced an unfamiliar technical problem (what was an approach and how it i did work out); - i delivered an improvement for a piece of software; - i did not have enough an information but solved a problem; 2. technical part consisted of: - describing a technology stack worked with and a kafka partitioning; - solution coding to find a number of all pairs whose sums were a multiple of n (); - proposing architecture that could handle increased number of users (users sent requests to purchase an item; number of items were limited; first used placed order was in priority;no basket);