Cohere·Software Engineer·Technical Phone Screen
- If a conversation spans two days, how would you design the data pipeline to be idempotent?
“This tripped me up more than I expected.”
Mid-sized
Screna has 12 Cohere interview write-ups. The most reported round is the technical phone screen (8).
12 interview notes · updated Jul 2026
“This tripped me up more than I expected.”
“The greedy part was fine, argmax at each step until you hit EOS, straightforward.”
“This is where I felt the most pressure.”
“I froze.”
“This is bread and butter Spark stuff but I still fumbled the ordering a bit.”
“This tripped me up more than it should have.”
“This only showed up after clearing greedy and top-k, so by the time I got here my brain was already pretty fried.”
“The nested messages array is the interesting bit here.”
“This question is deceptively wide.”
“This tripped me up a bit because it sounds like a cleanup question but it's really asking you to justify a design decision under pressure.”