System Design Problems
Browse 5 curated problems from top tech companies
Design Twitter Social Network
hardDesign a microblogging platform where users post tweets, follow others, like, retweet, and view a timeline feed.
45 min
Design Instagram
hardDesign a photo-sharing social media platform like Instagram. Users can upload photos, follow others, like posts, and view a personalized feed.
60 min
social-medianewsfeedimage-storagegraphs
Design Instagram
mediumDesign a photo-sharing social network like Instagram with features like posting photos, following users, and a personalized feed.
45 min
social-networkfeedphoto-sharingcdn
Design Netflix/YouTube
mediumDesign a video streaming platform like Netflix or YouTube supporting video upload, transcoding, and adaptive streaming.
45 min
video-streamingcdntranscodingrecommendation
Design Twitter/X
mediumDesign a microblogging platform like Twitter with features like posting tweets, following users, timeline, and trending topics.
45 min
social-networktimelinetrendingfan-out