I applied through a recruiter. I interviewed at HTEC Group (Belgrade, Central Serbia) in July 2022
Interview
One 2h call where you chat whit the interviewers about how would you design the architecture of an app. During the conversation, they would causaly ask some concrete questions about certain technologies.
I applied through an employee referral. The process took 4 weeks. I interviewed at HTEC Group (Belgrade, Central Serbia) in July 2022
Interview
The interview process has 3 phases. First one is classic with a HR where he describes company and benefits they're offering. The second is 2 hours technical interview, which is decided into 2 parts - first one is discussion about some real world application, for example social network, and how I will design it. My task was to wrote a data layer and describe relationships between entities in JPA. The second part was focused on the theory, classic questions related to Java Spring, databases, architecture etc. The last interview was presenting the project they want to hire and negotiation about conditions.
Interview questions [1]
Question 1
What is difference between using GROUP BY together with WHERE and HAVING clause?