Day 18/21 - Design TikTok We decode how TikTok works, from chunked uploads to Kafka-backed feed personalization. - Redis, Kafka, S3, Neo4j, WebSockets Watch full video here howtoalgo.com/question/1408 Use code LEVELUP20 for 20% discount on yearly plan. #SystemDesign #HowToAlgo

Day 17/21 - Design a Key-Value Store like Redis – Set/Get/Delete ops – LRU, LFU, TTL – Consistent hashing & replication Full Video - howtoalgo.com/question/1404 Visit howtoalgo.com now Use code LEVELUP20 for 20% off on yearly plan! #howtoalgo #systemdesign #redis #dsa

Day 16/21: System Design of an E-Commerce Platform 🛒 Elasticsearch catalog, Redis cart, real-time inventory, fault-tolerant payments & 3D Secure integration. 📺 Watch full video 👉 howtoalgo.com/question/1407 ₹599 for a month at howtoalgo.com #systemdesign #howtoalgo

Day 15/21: System Design of a Ride-Sharing App 🚕 Kafka for matching, Redis for geo-tracking, fault tolerance at scale. Watch full video - howtoalgo.com/question/1405 Learn more at 👉 howtoalgo.com | ₹599/month #howtoalgo #systemdesign #uber

Day 10/21 : Database Indexing 🔍 Why do some DB queries run in ms? The answer: Indexes. Today @howtoalgo breaks down: B-Tree, Hash, Full-text Composite vs Clustered MySQL, PostgreSQL, MongoDB Watch full video here → howtoalgo.com/question/1210 #SystemDesign #HowToAlgo #Indexing

Day 8/21 – Replication 🔁 Replication = resilience. Make your systems fault-tolerant & always-on. Today @howtoalgo covers: Master-slave, multi-master, peer-to-peer Sync vs Async Tools: MySQL, Cassandra, DynamoDB 🎥 Watch now → howtoalgo.com/question/1208 #SystemDesign #HowToAlgo

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