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 Formation Express.js Avancé - APIs Scalables et Sécurisées training are: Maîtrise de Node.js, Express.js intermédiaire, JavaScript ES6+, bases de MongoDB/PostgreSQL et Git.. A preliminary interview validates your eligibility.

Is the training available in person?

Yes, the Formation Express.js Avancé - APIs Scalables et Sécurisées training is available in présentiel. The format can be adapted to your needs (inter, intra, custom).

Formation Express.js Avancé - APIs Scalables et ... | 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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Methods, approaches, and teaching resources

The Formation Express.js Avancé - APIs Scalables et Sécurisées 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 Formation Express.js Avancé - APIs Scalables et Sécurisées 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 Formation Express.js Avancé - APIs Scalables et Sécurisées 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

Maîtriser les middlewares personnalisés pour des flux complexes

Optimiser les performances des APIs avec caching et clustering

Implémenter l'authentification JWT et OAuth2 sécurisée

Gérer les erreurs avancées et le monitoring en production

Déployer des applications Express sur AWS ou Heroku

Intégrer WebSockets pour du real-time scalable

Construire des microservices résilients avec Express

Training program

Module 1Middlewares avancés : routing dynamique, authentification (JWT, outils Passport.js)

Plongez dans la création de middlewares personnalisés, configurez des routes conditionnelles avec Express Router, implémentez l'authentification JWT via exercices pratiques sur des APIs réelles, testez avec Postman, produisez un module réutilisable de sécurité que vous déployez en fin de journée pour sécuriser instantanément vos projets.

Module 2Performances et optimisation : caching Redis, clustering PM2 (outils de scaling)

Accélérez vos APIs en intégrant Redis pour le caching, activez le clustering natif Node avec PM2, mesurez les gains via benchmarks New Relic, réalisez des exercices sur des charges élevées, générez des rapports de performance, repartez avec des APIs 5x plus rapides prêtes pour la production.

Module 3Sécurité approfondie : validation Joi, rate limiting, CORS avancés (méthodes Helmet.js)

Renforcez vos apps contre les attaques XSS et injections SQL avec Helmet et Joi, configurez rate limiting Express, simulez des cybermenaces en ateliers collaboratifs, auditez du code existant, livrez un checklist sécurité complet, boostez la résilience de vos services dès demain.

Module 4Gestion erreurs et monitoring : Winston logging, WebSockets Socket.io (real-time)

Structurez la gestion d'erreurs globales avec domaines Node, intégrez Winston pour des logs structurés, déployez WebSockets via Socket.io sur cas e-commerce live, monitorez avec Prometheus, construisez un dashboard real-time, obtenez des outils de debug qui transforment vos apps en forteresses fiables.

Module 5Déploiement et microservices : Docker, Kubernetes basics, CI/CD GitHub Actions

Conteneurisez votre app Express avec Docker, orchestrez des microservices simples via Kubernetes, automatisez le déploiement CI/CD, testez en environnement cloud AWS, finalisez un projet capstone complet, repartez certifié avec un pipeline prod-ready qui scalera vos APIs sans limites.