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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 Fastify, your Node.js APIs top out at 10k req/s, vs 100k+ with Fastify (official benchmarks).
Risk +300% response time under load, downtimes at 15k€/h (Gartner), teams stuck on slow Express, 50% inflated infra costs.
Clients flee to scalable competitors.
28h investment = x10 perf, -40% hosting, immediate ROI on critical projects.
Don't let your APIs sink your business.
The Fastify Training - Ultra-High-Performance and Scalable Node.js APIs 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 Fastify Training - Ultra-High-Performance and Scalable Node.js APIs 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 Fastify Training - Ultra-High-Performance and Scalable Node.js APIs 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.
Dive into configuring an ultra-fast Fastify server, explore dynamic routes and pre/post-handlers, complete exercises on custom serialization and structured logging, produce a complete API scaffold with basic validation, boost your productivity from day one.
Create reusable plugins to modularize your app, implement onRequest and onResponse hooks for logging and metrics, practice on real-world cases like rate limiting, generate testable deliverables with Tap.js, transform your APIs into scalable and maintainable architectures.
Secure your endpoints with JWT and @fastify/jwt, validate payloads via advanced JSON Schema, integrate OAuth2 middleware, simulate attacks and defenses in hands-on exercises, deploy a complete auth module, protect your APIs from costly breaches right away.
Optimize with HTTP/2 streaming and Redis caching, benchmark x10 gains in req/s, deploy in PM2 clusters and Docker, set up Prometheus/Grafana monitoring, finalize a full-stack scalable API project, leave with production-ready expertise to dominate your backend challenges.
Target audience
Senior Node.js developers, backend architects, tech leads upskilling on Fastify for high-performance APIs.
Prerequisites
Advanced mastery of Node.js, JavaScript ES6+, Express.js or equivalent, REST/GraphQL APIs, Git and debugging tools.
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