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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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Discover Learni's comprehensive Excel training program launching in May 2026, guiding learners from basic spreadsheets to advanced data mastery for career success.
Artificial Intelligence training in Mesa in September 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Cybersecurity training in Oklahoma City in December 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
No-Code / Low-Code training in Leeds in November 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Don't let this gap widen
Sans maîtrise MSW experte, 70% des tests Web3 échouent en prod causant bugs critiques sur smart contracts, entraînant pertes financières de 500k€+ par incident DeFi comme vu chez 40% des projets Ethereum en 2023.
Développeurs perdent 3 mois en debugging réseau live, freinant promotions et projets innovants.
Entreprises subissent audits ratés et hacks simulés non détectés, risquant réputation et conformité RGPD blockchain.
Investissez dès maintenant en compétences MSW pour sécuriser vos déploiements Web3 sans faille.
The Formation MSW (Mock Service Worker) - Maîtriser les mocks avancés Web3 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 Formation MSW (Mock Service Worker) - Maîtriser les mocks avancés Web3 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 Formation MSW (Mock Service Worker) - Maîtriser les mocks avancés Web3 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.
Plongez dans l'installation MSW experte pour projets Web3, configurez handlers personnalisés simulant Ethereum RPC et IPFS, réalisez exercices pratiques sur mocks de signatures EIP-712, intégrez MSW à Vite et Next.js pour tests frontend blockchain, produisez livrables comme un setup MSW mockant Alchemy API, analysez performances avec traces détaillées, appliquez cas concret d'un wallet DeFi mocké en 2h.
Simulez appels smart contracts via MSW avec bibliothèques ethers.js et viem, développez handlers pour événements Transfer et Approval ERC20/721, pratiquez tests unitaires mockant forks Hardhat, intégrez MSW à Jest et Playwright pour E2E blockchain, générez logs réalistes de gas fees et blocks, construisez un dashboard DeFi mocké avec données dynamiques, validez via challenges timed sur protocoles Uniswap-like.
Maîtrisez MSW pour multi-réseaux comme Polygon et BSC, mockez oracles Chainlink et pools liquidity AMM, implémentez handlers conditionnels basés sur user state, testez edge cases comme flashloans et MEV, intégrez MSW à Cypress pour UI tests Web3, optimisez avec persistance MSW pour sessions longues, produisez rapport de coverage 95% sur app DeFi complète, analysez bottlenecks via MSW insights.
Déployez MSW en pipelines CI/CD GitHub Actions pour tests auto Web3, configurez monitoring MSW avec Sentry pour erreurs mocks, scalez handlers pour 1000+ req/s simulant DEX volumes, intégrez MSW à Docker pour environnements isolés blockchain, pratiquez audits sécurité mocks anti-reentrancy, finalisez portfolio projet DeFi mocké full-stack, obtenez certification compétences via QCM et démo live.
Target audience
Développeurs blockchain Solidity, ingénieurs Web3 DeFi, leads techniques frontend pour montée en compétences experte
Prerequisites
Maîtrise avancée JavaScript/TypeScript, expérience React/Next.js, développement d'applications Web3, connaissance APIs blockchain et Solidity
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