Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
- Triple validation: technical, pedagogical, sectoral.
- Minimum rating 4.8/5 over the last 12 sessions.
Learning objectives
- Master the fundamentals of JavaScript 2026 to create interactive websites
- Develop skills in DOM manipulation and professional event handling
- Implement ES2026 new features in certifying company projects
- Design performant asynchronous scripts for modern applications
- Optimize JavaScript code for seamless team integration
- Produce concrete deliverables valuable in professional training
The Learni story
Founded by passionate learning and innovation experts, Learni's mission is to make professional training accessible to everyone, anywhere in the world. Our team operates in major hubs — London, New York, Boston — and internationally, to support talents and organizations in upskilling.
Don't let this gap widen
Why this program matters
Without this upskilling, your team accumulates a technological gap that translates directly into productivity loss.
Organizations that don't train their talents on key topics see their competitiveness drop.
Every quarter without training is a gap widening with competitors who invest.
The cost of inaction quickly exceeds that of well-targeted training.
Program
Module 1JavaScript 2026 Syntax: variables, functions, and control structures (browser console, VS Code)
Immersive introduction to JavaScript 2026 basics through practical exercises in browser console and VS Code editor, modern variable declarations with let, const, var, mastery of arrow functions, for-of, while loops with real business cases, resolution of common errors through interactive debugging, production of a first functional script tested live to anchor essential skills.
Module 2DOM Manipulation with JavaScript: element selection and modification (querySelector, addEventListener)
Hands-on exploration of the DOM with JavaScript 2026, element selection via querySelector and getElementById, dynamic modification of text content, attributes, and styles, event handling for click, hover, keypress with addEventListener, creation of interactive galleries and real-time form validation, exercises on real web projects, deliverable of a complete dynamic page for professional portfolio.
Module 3Advanced JavaScript 2026 Functions: arrays, objects, and ES6+ (map, filter, reduce, destructuring)
Exploration of powerful data structures in JavaScript 2026, manipulation of objects and arrays with map, filter, reduce, sort methods, destructuring and spread operator for concise code, modules with import/export for professional organization, API JSON data parsing and processing simulations, collaborative workshops on e-commerce cases, generation of an interactive task manager as a certifying deliverable.
Module 4Asynchronous JavaScript 2026 and Projects: promises, async/await, fetch (API integration)
Mastery of asynchronous JavaScript 2026 with chained promises, async/await, API calls via fetch for external data, error handling with try/catch/finally, integration into the red thread project with localStorage, performance optimization using debounce and throttle, simulated deployment on GitHub Pages, final defense of a complete web application showcasing enterprise skills.
Evaluation method
- Interactive MCQ to validate acquired knowledge at the end of the training
- Continuous evaluation through practical exercises and code reviews
- Defense of the JavaScript red thread project by each participant
Learning method
- Sessions led by an active expert JavaScript trainer
- Practical exercises on authentic business cases
- Evolving red thread project over 4 days for lasting retention
- Detailed course materials and online resources provided
Methods, materials and delivery
The Training JavaScript 2026 - Master the basics for interactive web program is delivered onsite or remote (blended-learning, e-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.
The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.
Equipment required
For the smooth delivery of the Training JavaScript 2026 - Master the basics for interactive web program, the following equipment is required:
- Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
- Training environments installed on workstations or accessible online
- Course materials, hands-on exercises and complementary resources
- Post-training access to materials and educational resources
For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.
* contact us for remote delivery feasibility** ratio varies depending on the program
Skills assessment methods
Assessment of skills acquired during the Training JavaScript 2026 - Master the basics for interactive web program is performed through:
- During training: case studies, hands-on labs and professional scenarios
- End of training: self-assessment questionnaire and skills evaluation by the trainer
- After training: completion certificate detailing acquired skills
Program accessibility
Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.
Enrollment terms and lead times
Learni programs are available inter-company and intra-company, onsite or remote. Enrollments are possible up to 48 business hours before the program starts. Our programs are eligible for corporate funding paths. Contact us to discuss your training project and funding options.
Verified reviews
What our learners
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
Our method
Training quality, guaranteed at every step
Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.
You meet the trainer beforehand
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
- Live briefing on goals and team context.
- Veto right — we swap the trainer for free if needed.
Content tailored to your context
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
- Hands-on cases drawn from your stack and projects.
- Program co-written then validated by your team.
Continuous quality follow-up
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
- NPS, knowledge quizzes and skills self-assessment.
- Satisfaction guarantee: fully satisfied or free rework.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
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