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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.
10 spots per session maximum — 8 already taken
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Don't let this gap widen
Failing to master GraphQL design and operation traps teams in outdated REST APIs riddled with over-fetching and under-fetching inefficiencies.
Industry benchmarks reveal that such flaws inflate bandwidth costs by 35% and double average query response times, wasting up to $300,000 annually in cloud expenses for mid-sized enterprises.
Without this expertise, 70% of API scalability failures and security breaches trace back to suboptimal schemas, jeopardizing project launches, revenue streams, and professional reputations.
Every month without GraphQL proficiency, companies surrender market share to nimbler competitors.
The Training: Mastering GraphQL: Design and Operation of Modern 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 Training: Mastering GraphQL: Design and Operation of Modern 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 Training: Mastering GraphQL: Design and Operation of Modern 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.
History and philosophy of GraphQL. Comparison with REST. Operating principles. Types, queries, mutations, and subscriptions: structure of a schema. Exploring a GraphQL API with tools like GraphiQL and Apollo Studio. First steps with a public API.
Deployment of a Node.js server with Apollo Server or Express-GraphQL. Definition of types, resolvers, relationships, and nested schemas. Error handling and data validation. Integration with a database (MongoDB or SQL). Practical exercises: designing an API schema compliant with a business project.
Security: authentication (JWT/OAuth), permission and role management. Optimization: call batching, query depth limiting. Use of directives and middleware. Best practices for introspection and automatic documentation. Client-side integration with Apollo Client (React/Vue), cache management. Strategy for migrating REST APIs to GraphQL. Final workshop: implementation and testing of a complete GraphQL API.
Target audience
Web developers, software architects, back-end engineers wishing to modernize their API approach
Prerequisites
Solid JavaScript fundamentals and basic knowledge of REST API development
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