applied online and got reached out by recuiter. The process is pretty fast. Recuiter asked why choose coinbase and if you have any knowledge about web3 or crypto. The compensation is non-negotiatable.
Perguntas de entrevista [1]
Pergunta 1
why coinbase? knowledge about web3 and crypto.
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Diving into the technical round, I was presented with a tricky problem about finding a duplicate number in an array. Right away, I felt the pressure; it had to be solved with O(1) space and better than O(n^2) time. The funny part is, I had literally seen this exact question on prachub.com while preparing just days before! The interview also included behavioral questions about teamwork and problem-solving. Overall, it was challenging, but I got the offer in the end, though I decided to decline.
Perguntas de entrevista [1]
Pergunta 1
Given an array of n+1 integers where each integer is in the range [1, n], find the duplicate number. You must solve it without modifying the array and using O(1) extra space. Time complexity should be better than O(n^2).
Candidatei-me online. O processo levou 5 semanas. Fui entrevistado pela Coinbase (Toronto, ON) em abr. de 2026
Entrevista
Many rounds, and then layoffs happened and now my candidacy is in limbo. Overall, it feels like they don't respect your time. Entire process takes over a month it seems.
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