Core Goal Implement a simplified Twitter with: postTweet(userId, tweetId) follow(followerId, followeeId) unfollow(followerId, followeeId) getNewsFeed(
This note summarizes the system design and technical insights from building a banking customer service assistant powered by retrieval-augmented genera
📌 1️⃣ Introduction Proximity Service is a key component in many modern applications: Yelp: Find nearby restaurants and shops Google Places: Return ne
