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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
Sans maîtrise de Webpack, les builds JavaScript, CSS et assets front-end restent chaotiques et sous-optimaux, multipliant par 4 le temps de chargement des pages.
Les développeurs gaspillent en moyenne 18 heures par semaine sur des optimisations manuelles, coûtant 800 € mensuels par équipe à l’entreprise en productivité perdue.
65 % des incidents de performance front-end sont liés à un bundling inefficace, provoquant une chute de 20 % des taux de conversion et des pertes de revenus estimées à 15 000 € annuels par projet.
Chaque retard expose votre carrière et votre entreprise à une concurrence impitoyable, avec des délais critiques qui s’accumulent inexorablement.
The Maîtriser Webpack : L'Outil Indispensable pour l’Optimisation et le Bundling JavaScript 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 Maîtriser Webpack : L'Outil Indispensable pour l’Optimisation et le Bundling JavaScript 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 Maîtriser Webpack : L'Outil Indispensable pour l’Optimisation et le Bundling JavaScript 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.
Présentation du rôle de Webpack dans les architectures front, exploration de la notion de module bundler. Installation de Webpack sur un projet vierge, compréhension de la configuration minimale et du fonctionnement des entrées/sorties. Création d'un premier build, gestion des erreurs courantes.
Comprendre et appliquer les loaders : CSS, SASS/SCSS, images, polices. Introduction aux plugins indispensables (HtmlWebpackPlugin, MiniCssExtractPlugin, CleanWebpackPlugin). Optimiser le traitement des assets et améliorer la productivité grâce à l’automatisation des tâches répétitives.
Découvrir et appliquer le code splitting (splitChunks), optimisation du tree shaking et du cache. Mise en place d’un environnement de développement avec Webpack Dev Server : hot reload, source maps. Configuration avancée pour la production : gestion des environnements, minification, sécurité et monitoring des bundles.
Target audience
Développeurs web, intégrateurs, chefs de projet technique souhaitant optimiser leurs workflows JavaScript, CSS et assets front-end.
Prerequisites
Bonnes connaissances de JavaScript ES6, bases du développement web (HTML, CSS, JavaScript)
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