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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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Don't let this gap widen
Without Jest expertise, 65% of bugs escape basic tests (State of JS 2023), causing costly production regressions at 15k€/incident.
Slow test suites hinder CI/CD, delaying releases by 2 days/week, impacting team productivity -40%.
Manual debugging consumes 30% dev time, exposing to security vulnerabilities.
Master expert Jest for zero bug tolerance, smooth deployments, robust code boosting project ROI x3.
The Training Jest - Master Advanced JS Tests in 1 Day 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 Jest - Master Advanced JS Tests in 1 Day 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 Jest - Master Advanced JS Tests in 1 Day 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 expert Jest configurations, simulate complex APIs via powerful mocks, capture snapshots for dynamic React components, analyze code coverage with detailed Istanbul reports, integrate into CI/CD on real projects via hands-on exercises, produce ultra-fast optimized test suites, leave with a deployable portfolio deliverable and tips accelerating your developments by 50%.
Target audience
Senior JavaScript developers, technical leads, software architects seeking to upskill in automated testing.
Prerequisites
JavaScript ES6+ expertise, 2 years of unit testing experience, Node.js proficiency, React/Vue, Git, and npm/yarn.
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