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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 — 7 already taken
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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
Without mastery of Puppeteer for web automation and testing, teams squander 25-40 hours weekly on manual browser checks, crippling sprint velocity.
This leads to 65% more undetected production bugs—linked to $85,000 average per-incident costs in downtime, fixes, and customer churn, per industry benchmarks.
Companies risk delayed releases, eroded market share, and stalled careers for developers and managers unable to deliver reliable automation.
Every month without Puppeteer expertise compounds to $200,000+ in inefficiencies and lost opportunities.
The Training: Mastering Web Automation and Testing with Puppeteer: From Beginner to Expert 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 Web Automation and Testing with Puppeteer: From Beginner to Expert 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 Web Automation and Testing with Puppeteer: From Beginner to Expert 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.
Overview of Puppeteer's capabilities. Installation and environment setup. Introduction to the API. Launching and controlling headless browsers. Selecting and manipulating DOM elements. Initial navigation scripts, page captures (screenshots and PDFs), form handling.
Managing network events (cookies, sessions, authentication). Waiting for and interacting with dynamic elements (waits, timeouts, asynchronous navigation). Advanced scraping techniques: structured data extraction, multi-page navigation, bypassing common protections. Anti-bot strategies and best practices for automation on complex sites.
Structuring end-to-end (E2E) tests with Puppeteer. Assertions and reporting. Error handling and script robustness. Introduction to Jest/Mocha with Puppeteer. Integration with CI platforms (Jenkins, GitLab CI). Real-world case studies: automated PDF generation, accessibility testing, front-end performance monitoring. Full practical workshop on an automated testing project.
Target audience
Web developers, QA testers, technical project managers wishing to automate browser tests and interactions with Puppeteer
Prerequisites
Good knowledge of JavaScript and web development basics
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