I applied online. I interviewed at Datadog (New York, NY) in Oct 2025
Interview
Apply online -> OA (HackerRank) -> Recruiter screen -> Final interview (resume grill + 2-3 LC) -> Offer. The whole process took 1-2 months, and my recruiter, interview coordinator, and interviewers were great.
I applied online. I interviewed at Datadog (New York, NY) in Oct 2023
Interview
Brief presentation on a personal project followed by Leetcode style technical questions. The difficulty of these questions were easy and medium, and the interviewer helps you reason. The questions asked about the personal project pertain to runtime and efficiency.
I applied through a recruiter. I interviewed at Datadog
Interview
Interview for Paris-based position. Went through HR interview, then a first-round technical interview with Karat (General presentation, CS knowledge questions, then algo complexity questions, then Leetcode style question of easy-medium difficulty; over 60 minutes). I did not move further in the process.
Interview questions [1]
Question 1
Given a list of nodes representing child/parent pairs, identify all nodes with no parent or 1 parent.