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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 expert React mastery, your apps suffer unnecessary re-renders wasting 40% CPU, leading to 30% user drop-off according to Google Analytics.
Develop without SSR?
Lose 70% organic SEO traffic.
Failing tests?
x3 production costs with critical bugs impacting 25% e-commerce revenue.
Non-scalable architectures lead to costly refactoring (avg.
15k€/project).
80% tech companies report React slowness as a growth barrier (State of JS 2023).
Miss this training, and competitors will overtake you on performance and ROI.
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.
Create reusable custom hooks to manage complex APIs, analyze superfluous re-renders with React DevTools on a real e-commerce dashboard, apply React.memo, useMemo, and useCallback to boost performance by 60%, complete collaborative practical exercises, produce an optimized component deliverable by end of day, while mastering expert pitfalls for fluid apps.
Configure Context API and Redux Toolkit for scalable state in a multi-user app, implement SSR with Next.js for explosive SEO and load times under 2s, develop advanced integration tests with Jest and React Testing Library on critical cases, deploy to production on Vercel with CI/CD, complete a concrete capstone project, obtain ready-to-integrate deliverables, and gain expertise to scale your React projects.
Target audience
Lead React developers, frontend architects, CTOs seeking to upskill on scalable architectures.
Prerequisites
Mastery of functional React (hooks, state, props), JavaScript ES6+, basic Redux, Node.js, advanced Git.
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