https://manjitsportfolio.dev/blog Articles on Full Stack Development, MCA journey, and tech insights. en-us Mon, 26 Oct 2026 01:41:11 GMT https://manjitsportfolio.dev/blog/developer-interview-cheatsheet-common-questions-answers-coding-examples developer-interview-cheatsheet-common-questions-answers-coding-examples Wed, 21 Oct 2026 18:05:46 GMT Prepare for developer and fresher interviews with common HR and technical questions, customizable sample answers, project explanation frameworks, and practical tips for answering confidently—even when you don't know everything. Career https://manjitsportfolio.dev/blog/api-rate-limiting-protecting-a-mobile-app-and-its-backend api-rate-limiting-protecting-a-mobile-app-and-its-backend Tue, 20 Oct 2026 18:44:59 GMT Learn how API rate limiting protects backend services from excessive traffic. Explore HTTP 429 responses, Redis-based rate limiters, Express middleware, and React Native retry strategies with practical TypeScript examples. Backend https://manjitsportfolio.dev/blog/aws-cloud-computing-from-fundamentals-to-real-world-architecture aws-cloud-computing-from-fundamentals-to-real-world-architecture Tue, 20 Oct 2026 07:05:55 GMT A complete guide to cloud computing with AWS, covering distributed systems, clustering, virtualization, cloud service models, migration, EC2, virtual machine management, secure storage, Aneka, CometCloud, enterprise cloud solutions, workflow engines, and scientific applications—with practical examples and diagrams. Tutorial https://manjitsportfolio.dev/blog/background-jobs-in-react-native-apps-queues-retries-and-offline-tasks background-jobs-in-react-native-apps-queues-retries-and-offline-tasks Tue, 20 Oct 2026 06:13:06 GMT Learn how to handle background tasks in React Native, build offline queues, retry failed API requests with exponential backoff, and use server-side job queues with Redis and BullMQ. Mobile Development https://manjitsportfolio.dev/blog/pagination-filtering-and-sorting-in-react-native-apps pagination-filtering-and-sorting-in-react-native-apps Mon, 19 Oct 2026 19:19:20 GMT Learn how to build responsive React Native lists with server-side pagination, search, filtering, sorting, typed API requests, and efficient database queries. Mobile Development https://manjitsportfolio.dev/blog/authentication-and-authorization-for-mobile-apps authentication-and-authorization-for-mobile-apps Sun, 18 Oct 2026 16:48:14 GMT Learn how to secure a React Native app with access and refresh tokens, platform-backed secure storage, protected navigation, and server-side authorization. Mobile Development https://manjitsportfolio.dev/blog/react-native-performance-finding-and-fixing-slow-screens react-native-performance-finding-and-fixing-slow-screens Sun, 18 Oct 2026 11:44:38 GMT Learn how to diagnose and fix slow React Native screens using profiling, efficient list rendering, stable props, memoization, and practical performance measurements. Mobile Development https://manjitsportfolio.dev/blog/build-a-rest-api-with-nodejs-and-express build-a-rest-api-with-nodejs-and-express Sat, 17 Oct 2026 19:14:05 GMT Build a working REST API from scratch with Node.js and Express. Learn how to structure routes, implement CRUD operations, validate input, handle errors, and test endpoints with practical examples. Tutorial https://manjitsportfolio.dev/blog/building-a-modern-web-application-from-frontend-to-backend building-a-modern-web-application-from-frontend-to-backend Sat, 17 Oct 2026 19:10:11 GMT Learn how a modern web application connects its frontend, backend API, database, authentication, and deployment. Follow a practical architecture from the user's first request to a validated database operation and back. Web Development https://manjitsportfolio.dev/blog/stop-adding-tools-to-your-stack-without-understanding-the-problem stop-adding-tools-to-your-stack-without-understanding-the-problem Sat, 17 Oct 2026 18:53:54 GMT Every new framework, database, and DevOps tool adds complexity. Learn how to choose technologies based on the problems they solve, evaluate trade-offs, and build deeper engineering skills without turning your stack into a collection of trends. Opinion https://manjitsportfolio.dev/blog/your-first-open-source-contribution-a-practical-workflow your-first-open-source-contribution-a-practical-workflow Sat, 17 Oct 2026 18:35:38 GMT Your first open-source contribution does not need to be a major feature. Learn how to choose a beginner-friendly repository, understand an issue, set up the project, make a focused change, and submit a pull request that maintainers can review confidently. Open Source https://manjitsportfolio.dev/blog/learning-cloud-native-development-as-a-student-developer learning-cloud-native-development-as-a-student-developer Sat, 17 Oct 2026 18:25:18 GMT Cloud-native development can feel overwhelming when every roadmap introduces another tool. Learn how to build a strong foundation in Linux, networking, containers, cloud infrastructure, CI/CD, and monitoring through practical projects that prepare you for real-world engineering work. Career https://manjitsportfolio.dev/blog/testing-apis-before-they-break-in-production testing-apis-before-they-break-in-production Sat, 17 Oct 2026 18:09:16 GMT A successful API response does not guarantee that your backend is reliable. Learn how to test endpoints, validate status codes and response data, handle failures, automate regression tests, and catch bugs before they reach production. Backend https://manjitsportfolio.dev/blog/linux-commands-every-backend-developer-should-know linux-commands-every-backend-developer-should-know Sat, 17 Oct 2026 17:30:52 GMT Learn the Linux commands backend developers use to navigate servers, inspect logs, manage processes, check network connections, and troubleshoot production issues. Includes practical examples you can use while deploying and maintaining applications. DevOps https://manjitsportfolio.dev/blog/git-branching-strategies-for-small-development-teams git-branching-strategies-for-small-development-teams Sat, 17 Oct 2026 17:19:27 GMT Learn how small development teams can organize Git branches, collaborate through pull requests, resolve merge conflicts, and choose a branching strategy without adding unnecessary complexity. Open Source https://manjitsportfolio.dev/blog/cicd-explained-from-git-push-to-production cicd-explained-from-git-push-to-production Sat, 17 Oct 2026 16:04:25 GMT CI/CD automates the process of validating, building, and delivering software. Learn how continuous integration, delivery, and deployment work together, how a typical pipeline runs, and what developers should secure before shipping changes. DevOps https://manjitsportfolio.dev/blog/managing-server-state-and-ui-state-in-react-native managing-server-state-and-ui-state-in-react-native Sat, 17 Oct 2026 15:43:59 GMT Not all state in a React Native app should be managed the same way. Learn the difference between server state and UI state, when to use Redux Toolkit or TanStack Query, and how to keep mobile applications predictable and maintainable. Mobile Development https://manjitsportfolio.dev/blog/monolith-vs-microservices-what-should-you-choose-first monolith-vs-microservices-what-should-you-choose-first Sat, 17 Oct 2026 15:07:15 GMT Monoliths and microservices solve different architectural problems. Learn how they differ, understand their trade-offs, and decide which approach makes sense for your application before adding unnecessary complexity. Backend https://manjitsportfolio.dev/blog/redis-caching-making-backend-apis-more-efficient redis-caching-making-backend-apis-more-efficient Sat, 17 Oct 2026 14:27:26 GMT Caching can reduce repeated database work and improve API responsiveness—but only when data freshness and invalidation are handled carefully. Learn how Redis caching works, when to use it, and how to avoid common pitfalls. Backend https://manjitsportfolio.dev/blog/designing-a-nodejs-rest-api-that-can-grow designing-a-nodejs-rest-api-that-can-grow Sat, 17 Oct 2026 14:02:39 GMT A maintainable REST API needs more than working endpoints. Learn how to organize routes, controllers, services, validation, database access, and centralized error handling in a Node.js application that can evolve as requirements grow. Backend