--- title: "PRINCE KUMAR (@farshoreprince) | Hashnode" description: "PRINCE KUMAR (@farshoreprince) writes on Hashnode. Read their latest articles and follow their work." url: "https://hashnode.com/@farshoreprince" --- @farshoreprince # PRINCE KUMAR @farshoreprince · Joined April 2025 ### [Kafka Explained Like You're 5: Events, Partitions, and Consumer Groups](https://princekumar-engineer.hashnode.dev/kafka-explained-like-you-re-5-events-partitions-and-consumer-groups?utm_source=hashnode&utm_medium=feed) Learn Kafka from the ground up by understanding events, producers, topics, partitions, partition keys, consumer groups, brokers, event retention, replayability, scalability, and event-driven architecture with simple real-world examples. 27 min read · [princekumar-engineer.hashnode.dev](https://princekumar-engineer.hashnode.dev/kafka-explained-like-you-re-5-events-partitions-and-consumer-groups?utm_source=hashnode&utm_medium=feed) [Aug 30](https://hashnode.com/posts/kafka-explained-like-you-re-5-events-partitions-and-consumer-groups/6a949a63d294281498f8d735) ### [Building Scalable Systems: Caching, Rate Limiting and Observability](https://princekumar-engineer.hashnode.dev/building-scalable-systems-caching-rate-limiting-and-observability?utm_source=hashnode&utm_medium=feed) Learn how scalable and distributed systems handle growing traffic through horizontal scaling, caching, cache invalidation, cache protection, rate limiting, traffic surge protection, logging, monitoring, observability, OpenTelemetry, and production-grade system architecture. 28 min read · [princekumar-engineer.hashnode.dev](https://princekumar-engineer.hashnode.dev/building-scalable-systems-caching-rate-limiting-and-observability?utm_source=hashnode&utm_medium=feed) [Aug 30](https://hashnode.com/posts/building-scalable-systems-caching-rate-limiting-and-observability/6a948f7d931da1395292aa89) ### [Realtime Systems: Polling, WebSocket, SSE, and Pub/Sub](https://princekumar-engineer.hashnode.dev/realtime-systems-polling-websocket-sse-and-pub-sub?utm_source=hashnode&utm_medium=feed) Understand realtime systems from the ground up, from traditional request-response communication and polling to SSE, WebSockets, Pub/Sub, and scalable realtime architectures. 22 min read · [princekumar-engineer.hashnode.dev](https://princekumar-engineer.hashnode.dev/realtime-systems-polling-websocket-sse-and-pub-sub?utm_source=hashnode&utm_medium=feed) [Aug 30](https://hashnode.com/posts/realtime-systems-polling-websocket-sse-and-pub-sub/6a9474bf317bb795280632df) ### [Modern Next.js: Routing, Layouts, Server Components, API Routes & Server Actions](https://princekumar-engineer.hashnode.dev/modern-next-js-routing-layouts-server-components-api-routes-server-actions?utm_source=hashnode&utm_medium=feed) Learn how modern Next.js brings frontend and backend development together through the App Router, Server Components, Server Actions, API routes, and scalable architecture. 24 min read · [princekumar-engineer.hashnode.dev](https://princekumar-engineer.hashnode.dev/modern-next-js-routing-layouts-server-components-api-routes-server-actions?utm_source=hashnode&utm_medium=feed) [Aug 25](https://hashnode.com/posts/modern-next-js-routing-layouts-server-components-api-routes-server-actions/6a8d26b1d70074868950b111) ### [Next.js Explained: Why It Became the Default React Framework](https://princekumar-engineer.hashnode.dev/next-js-explained-why-it-became-the-default-react-framework?utm_source=hashnode&utm_medium=feed) Introduction: From UI Library to Full-Stack Framework 17 min read · [princekumar-engineer.hashnode.dev](https://princekumar-engineer.hashnode.dev/next-js-explained-why-it-became-the-default-react-framework?utm_source=hashnode&utm_medium=feed) [Aug 25](https://hashnode.com/posts/next-js-explained-why-it-became-the-default-react-framework/6a8d2488ae61c27dcbe08e85)