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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 advanced React expertise, your apps suffer excessive re-renders, slowing mobile UX by 50% and increasing user churn by 30%.
Poorly managed states generate critical bugs, inflating support tickets by 40% and doubling maintenance costs.
75% of React projects fail in production without performance optimizations, losing 20k€/year in rewrites.
Our experts help you avoid these pitfalls: gain 35% performance, eliminate state bugs, deploy scalable solutions tomorrow, boost frontend ROI immediately.
The Training React Expert - Optimize Performance and Advanced State 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 Training React Expert - Optimize Performance and Advanced State 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 Training React Expert - Optimize Performance and Advanced State 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 expert React by creating Custom Hooks for reusable business logic, optimize components with useMemo, useCallback, and React.memo through timed exercises, manage complex states with Context API and Redux Toolkit on real e-commerce cases, implement SSR/SSG with Next.js for 40% perf boost, test with React Testing Library, and deliver a production-ready deployable final project, ready to scale.
Target audience
Senior React developers, frontend leads, web architects upskilling on scalable architectures.
Prerequisites
Advanced mastery of React (basic hooks, functional components), JavaScript ES6+, 2+ years experience in SPA apps, TypeScript recommended.
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