Something like “it wasn’t a good fit” is always a valid answer for a short tenure. Your interviewer may try to dig deeper, but they’ll respect your refusal to b

Something like “it wasn’t a good fit” is always a valid answer for a short tenure. Your interviewer may try to dig deeper, but they’ll respect your refusal to be more specific. Alternatively you can just leave that position off your résumé entirely. In tech it’s normal to take 3-12 months off every decade or so, so it probably won’t even raise any eyebrows.