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 Layer 2 2026 - Maîtriser le scaling blockchain performant training are: Notions de base en blockchain, Ethereum et smart contracts. A preliminary interview validates your eligibility.

Is the training available in person?

Yes, the Formation Layer 2 2026 - Maîtriser le scaling blockchain performant training is available in présentiel. The format can be adapted to your needs (inter, intra, custom).

Formation Layer 2 2026 - Maîtriser le scaling bl... | 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.

Configure your training

Response within 24hNo commitment100% free

7 spots remaining for the next session

FormatParticipantsDateDetails

Which format do you prefer?

Methods, approaches, and teaching resources

The Formation Layer 2 2026 - Maîtriser le scaling blockchain performant 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 Layer 2 2026 - Maîtriser le scaling blockchain performant 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 Layer 2 2026 - Maîtriser le scaling blockchain performant 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 fondamentaux de Layer 2 2026 pour des applications blockchain professionnelles

Développer des compétences en solutions de scaling optimisées pour l'entreprise

Implémenter des rollups et zk-proofs dans des projets certifiants

Concevoir des architectures Layer 2 scalables et sécurisées

Optimiser les transactions blockchain pour réduire les coûts en production

Déployer des dApps performantes avec les standards Layer 2 2026

Training program

Module 1Fondamentaux Layer 2 2026 : concepts de scaling et architectures (Ethereum, rollups, Polygon)

Plongez dans les principes essentiels de Layer 2 2026 via des ateliers interactifs sur Ethereum, exploration des défis de scalabilité comme la congestion réseau et les frais élevés, prise en main des concepts rollups optimistes et zk-rollups, exercices pratiques pour modéliser une architecture hybride L1-L2, création d'un premier schéma de déploiement avec diagrammes Mermaid, discussions sur les évolutions prévues pour 2026 et retours concrets sur des cas d'entreprise réels.

Module 2Outils Layer 2 2026 : implémenter rollups et bridges (Optimism, Arbitrum, outils dev)

Installez et configurez des environnements de développement Layer 2 avec Hardhat et Foundry, développez vos premiers smart contracts sur testnets Optimism et Arbitrum, intégrez des bridges cross-layer pour transferts d'actifs fluides, réalisez des simulations de transactions à haut volume pour mesurer les gains de performance, exercices collaboratifs sur la gestion de la finalité et la sécurité des proofs, production d'un prototype dApp scalable avec documentation technique prête pour l'équipe.

Module 3Pratique Layer 2 2026 : déploiement et optimisation en entreprise (ZKsync, monitoring)

Déployez votre projet fil rouge sur un mainnet Layer 2 comme ZKsync Era, optimisez les gas fees et la latence via des outils de monitoring tels que Tenderly et The Graph, testez la résilience face aux attaques courantes avec des scénarios simulés, intégrez des wallets compatibles et des indexeurs pour une UX fluide, finalisez un plan de migration L1 vers Layer 2 2026, remise d'un livrable complet incluant code source, audits basiques et rapport de performance pour une mise en production immédiate.