#video

6 video interview questions, asked at Google, Amazon, Meta and 5 more companies. Last asked Aug 2026.

Schedule video processing across CPU and GPU workersSystem designVideo processing jobs have stages, some suited to CPUs and some to GPUs. Design how jobs are split into stages and scheduled across the two pools of machines to keep both busy…
Last asked Aug 2026
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Design YouTubeSystem designUpload videos, transcode them into many formats, and stream them worldwide with adaptive bitrate, along with views, likes and comments.
Last asked Aug 2026
Design a short-video recommendation systemML designDesign the recommendation system behind a short-video feed, where each user swipes through videos one at a time. Cover what you optimise (watch time, completion, likes, shares)…
Last asked Feb 2026
Design a video vision-language model end to endML designDesign a model that understands video and answers questions about it in language: data and its labels, frame sampling and the video encoder, how visual tokens reach the language…
Last asked Feb 2026
Design near-duplicate video detection at scaleSystem designDetect when an uploaded video is a near copy of one already on a very large platform (re-encoded, cropped, trimmed). Cover how videos are fingerprinted or embedded, how candidates…
Last asked Jan 2026
Design a video search systemML designDesign search over a large video library: a user types a query and gets the most relevant videos. Cover both the models (how videos and queries are embedded, how frames and text…
Last asked Aug 2025