London, UK·107 interview reviews·Medium difficulty
CodeSignal online assessment, then one 45-minute interview. Interviewer was friendly and helpful. 2 leetcode questions then 5 minutes for any questions I had. Got my results in a few days.
“Product of Array Except Self - Return an array where each element is the product of all other elements”
Had a recruiter screen first, then a technical round focused on system design and coding. The interviewer was very professional and walked through the problem step by step. Good overall experience.
“Merge Intervals - Merge all overlapping intervals”
Had a recruiter screen first, then a technical round focused on system design and coding. The interviewer was very professional and walked through the problem step by step. Good overall experience.
“Tell me about a time you disagreed with a decision and how you handled it”
Straightforward — just 2 medium leetcode-tagged problems in 45 minutes. Very fast paced though so be aware of time. A few follow-up questions for the interviewer at the end. No behavioral questions.
“Design Rate Limiter - Implement an API rate limiting system”
The interview difficulty is rated 2.5/5 by candidates. 73% report a positive experience. Focus on Machine Learning, Python, Statistics to improve your chances.
The process typically takes 2–6 weeks from application to final decision, depending on the hiring cycle and team availability.
Most candidates go through a recruiter screen, followed by technical coding rounds, and a final interview loop. 65% of candidates applied online.
Common topics include data structures & algorithms (arrays, trees, graphs), system design, and behavioral questions using the STAR method. Practice with our AI mock interviewer to prepare.
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