Loading...
Please wait a moment
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 — 10 already taken
Which format do you prefer?
30 free minutes with a training advisor — no commitment.
Loading available slots...
Explore the projected return on investment from no-code training programs for businesses by March 2026, including cost savings, productivity gains, and real-world case studies.
Cybersecurity training in Sheffield in November 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Discover essential strategies, trends, and training programs for organizations to excel in data governance by March 2026. Stay compliant and leverage data effectively.
Discover how design thinking training programs in March 2026 will equip innovation teams with cutting-edge skills for problem-solving, collaboration, and breakthrough creativity in a rapidly evolving business landscape.
Don't let this gap widen
Without mastery of NestJS for developing modern backend APIs, Node.js teams waste 35% more time on debugging and refactoring legacy codebases.
This inefficiency translates to $450,000 in annual losses per mid-sized development team from delayed releases and excessive maintenance costs.
Moreover, 72% of API-related production incidents—costing an average $8,900 per hour in downtime—are linked to poor architectural patterns common in unoptimized Node.js stacks.
Every month without advancing your NestJS skills, your company risks scalability failures, security breaches, and falling behind agile competitors, jeopardizing revenue and career progression.
The Complete Training: Developing Modern Backend APIs with NestJS 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 Complete Training: Developing Modern Backend APIs with NestJS 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 Complete Training: Developing Modern Backend APIs with NestJS 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.
Presentation of the NestJS framework and its advantages. Analysis of the modular architecture. Creating a project with the NestJS CLI. Code organization: modules, controllers, services. Configuration and environment management. Practice: Creating a first NestJS application.
Development of RESTful APIs (routes, controllers, DTOs). Data validation and transformation with Pipes and class-validator. Entity definition and introduction to TypeORM & Mongoose. Integration of SQL databases (PostgreSQL) and NoSQL (MongoDB). Implementation of CRUD operations. API versioning setup. Practical exercises: creation of a complete CRUD API.
Authentication mechanisms (JWT, Passport), role management and authorizations. Setting up middlewares and interceptors for security and logging. Introduction to GraphQL with NestJS. Testing strategies (unit, end-to-end) with Jest. Best deployment practices (Docker, production configuration, scripts). Practical work: securing an API, test management, and deployment preparation.
Target audience
Backend developers, software architects, professionals wishing to modernize their Node.js stack
Prerequisites
Good knowledge of JavaScript/TypeScript and fundamental Node.js principles
Loading...
Please wait a moment





























