Is the training Qualiopi certified?

Yes, Learni is a Qualiopi-certified training organization. This certification guarantees the quality of our courses and enables funding through OPCO and other mechanisms.

How can I fund my training?

Our courses are eligible for OPCO funding. Learni supports you through the funding process. A personalized quote is available upon request.

What are the prerequisites for this training?

The prerequisites for the Training Next.js Expert - Master Scalable and Performant Apps training are: Advanced mastery of React (hooks, context, custom hooks), TypeScript, Node.js, Next.js basics (Pages Router, API Routes).. A preliminary interview validates your eligibility.

Is the training available in person?

Yes, the Training Next.js Expert - Master Scalable and Performant Apps training is available in in-person. The format can be adapted to your needs (inter, intra, custom).

Training Next.js Expert - Master Scalable and Pe... | Learni

The story of Learni

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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Response within 24hNo commitment100% free

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Methods, approaches, and teaching resources

The Training Next.js Expert - Master Scalable and Performant Apps 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.

Teaching resources provided

To ensure the quality of the Training Next.js Expert - Master Scalable and Performant Apps training, Learni provides the following teaching resources:

Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, video projector or interactive touchscreen (for remote sessions)
Training environments installed on workstations or accessible online
Course materials, practical exercises, and supplementary resources
Post-training access to materials and 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.

* contact us for remote feasibility** ratio varies depending on the training followed

Assessment methods

The assessment of skills acquired during the Training Next.js Expert - Master Scalable and Performant Apps training is carried out through:

During training: case studies, practical exercises, and professional scenarios
At the end of training: self-assessment questionnaire and skills evaluation by the trainer
After training: training completion certificate detailing acquired skills

Training accessibility

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.

Training objectives

Implement the App Router for dynamic and parallel routing

Develop Server Components and Actions for optimized rendering

Optimize performance with Streaming, Suspense, and Partial Prerendering

Secure applications via Auth.js, middleware, and server validations

Deploy and scale on Vercel with advanced caching and edge functions

Master Turbopack and configurations for ultra-fast builds

Training program

Module 1App Router and Advanced Layouts: Migration and Parallel Routing (React 19, TypeScript)

Dive into the Next.js 14 App Router, migrate existing Pages Router apps through practical exercises on a real e-commerce project, configure nested layouts, loading states, and error boundaries, generate dynamic SEO metadata, test parallel routing for multi-view dashboards, produce a scalable navigable prototype.

Module 2Server Components and Actions: Secure Hybrid Rendering (React Server Components)

Master Server Components for server-first data, implement Server Actions with revalidation and optimistic mutations in complex forms, integrate React 19 directives like use optimistic, manage fetch with granular caching, develop a full-stack CRUD on PostgreSQL database, validate all inputs server-side, leave with a robust, stateless backend.

Module 3Performance and Streaming: Partial Prerendering, Suspense (Turbopack)

Boost your apps with Streaming and Suspense for TTI under 1s, enable Partial Prerendering on dynamic pages, optimize images via advanced next/image and WebP/AVIF, profile with React DevTools and Lighthouse, integrate Turbopack for 700x faster builds, real-world media site case with infinite lazy-loading, deliver a quantified and actionable performance audit.

Module 4Auth, Deployment, and Scaling: Vercel, Edge Runtime, Best Practices (Auth.js)

Secure with Auth.js (NextAuth) and custom middleware, deploy on Vercel with monorepo and edge functions, configure hybrid ISR/SSG and international caching, scale via connection pooling and observability, group code review on your personal project, finalize a live-deployed MVP, leave certified with a post-training roadmap.