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Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
Without intermediate Next.js skills, your React apps remain stuck as slow SPAs, losing 40-60% of organic traffic due to lack of SSR/SSG, with load times over 3s that drive away 53% of mobile visitors according to Google.
Degraded Core Web Vitals tank your rankings, competitors dominate the top SERPs.
Avoid costly hydration bugs, x2 server costs, urgent refactors under client pressure.
Invest 28 hours to triple your performance, secure SEO, and scale without limits, turning every project into measurable commercial success.
The Next.js Training - Boost Your React Apps in Performance and SEO training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Next.js Training - Boost Your React Apps in Performance and SEO training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Next.js Training - Boost Your React Apps in Performance and SEO training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Dive into Next.js 14, set up your project with create-next-app, explore the App Router for smooth navigations, create nested layouts and dynamic pages, test live with ultra-fast Turbopack, complete your first exercises on real e-commerce cases, produce a scalable navigable prototype that immediately boosts your confidence in your skills.
Master the superpowers of hybrid rendering, implement SSR for dynamic content, SSG for lightning-fast static pages, ISR for smart updates, handle React Server Components effortlessly, code secure fetches with streaming, apply to a data-driven dashboard, generate SEO-ready deliverables that boost your Google rankings from the first deployment.
Transform Next.js into a powerful backend, create API Routes with Zod validation, integrate Auth.js for seamless authentication, connect Prisma for smooth DB operations, manage errors and smart caches, develop a complete CRUD on a collaborative blog project, test in team with Postman, leave with production-ready scalable APIs that accelerate your dev workflows.
Push your apps to the max, optimize images with next/image, fonts and bundles, tune Core Web Vitals for perfect scores, secure with middlewares and headers, deploy on Vercel in one click with GitHub Actions, monitor with Analytics, finalize an ultra-performant e-commerce portfolio, receive expert feedback and certification, ready to impress clients and recruiters.
Target audience
Frontend React developers, web freelancers, lead developers seeking to upskill in Next.js for scalable apps.
Prerequisites
Mastery of React (hooks, components), JavaScript ES6+, basics of Node.js and npm, advanced HTML/CSS.
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