Free Udemy Course 2025: Next.js: Build Scalable React Apps with Page & App Routers

Build modern, production-ready web apps with confidence using Next.js 15. This course is your fast track to mastering the most important features of Next.js—covering both the classic Page Router and the modern App Router. You’ll learn the differences, when to use each, and how to implement real-world patterns like dynamic routing, static generation, server-side rendering, and API routes.Whether you're coming from a React background or want to deepen your full-stack skills, this course gives you practical, demo-driven lessons that focus on what actually matters for building scalable, maintainable web platforms.From fundamentals to deployment, you’ll gain the skills to confidently ship production-grade applications—backed by expert architecture insights.About the InstructorYour instructor, Denys Kohut, is an Engineering Manager with over 10 years of full-stack experience, leading cross-functional teams to build robust web platforms across React/Next.js, Node.js, and AWS ecosystems.In addition to serving as a Technical Lead, Scrum Master, Project Coordinator, and Content Manager, he’s a certified technical interviewer and seasoned mentor. He specializes in building flexible, scalable architectures, practicing trunk-based development, driving CI/CD adoption, and championing developer experience.This course condenses that real-world knowledge into focused, actionable lessons that will level up your practical skills.What You'll LearnCore concepts of Next.js 15: Page Router vs App RouterHow to structure your project for scalability using layouts and nested routingStatic Site Generation (SSG), Server-Side Rendering (SSR), and Incremental Static Regeneration (ISR)How to build and organize API routes in both routing systemsOptimizing performance with Next.js images, fonts, and prefetchingDeploying your app to production with VercelWho This Course is ForReact developers who want to master modern Next.js features and deploymentFrontend engineers aiming to expand into full-stack capabilitiesJunior to mid-level developers preparing for real-world project architectureFreelancers and indie hackers building SEO-friendly, high-performance appsEngineering teams adopting or migrating to Next.js 15 for production workLet’s Build TogetherIf you're ready to go beyond tutorials and truly understand how Next.js apps are built, structured, and shipped, this is the course for you.Join us and enroll today to take your Next.js skills to a production-ready level.