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.
Describe your need, get a tailored program and a pre-filled quote in 3 min. A 100% free call with an advisor.
Trusted by — schools, companies and industrial groups
40,860 programs · 25 countries
Every program built with a dedicated engineer
Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.
Dive into Svelte stores by creating reactive states with writable, readable, and derived, explore the context API for scalable apps, complete exercises on an interactive dashboard, integrate real-time data flows, produce a functional prototype tested live, boost your productivity from day one with proven pro patterns.
Build full-stack apps with SvelteKit by implementing dynamic routing, adaptive layouts, and load/actions functions, develop server-side pages with SSR, handle advanced forms and authentication, apply to a realistic e-commerce project, generate deployable deliverables, master the framework for fast, SEO-friendly sites.
Optimize your Svelte components by fine-tuning reactivity, using dynamic slots and lazy-loading, analyze bottlenecks with Svelte devtools, implement smooth animations via built-in transitions, test on high-load cases like a social feed, produce an app 40% faster, adopt best practices for exceptional production performance.
Finalize your expertise by writing unit/E2E tests with Vitest, debug via Svelte Inspector, deploy on Vercel/Netlify with CI/CD, secure against common vulnerabilities, review a complete capstone project, obtain certification and post-training resources, transform your skills into immediate career assets.
The Advanced Svelte Training - Develop Ultra-High-Performance Apps program is delivered onsite or remote (blended-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 Advanced Svelte Training - Develop Ultra-High-Performance Apps program, the following equipment is required:
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.
Skills assessment methods
Assessment of skills acquired during the Advanced Svelte Training - Develop Ultra-High-Performance Apps program is performed through:
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
Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.
The Learni story
Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.
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.
Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
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.
Content tailored to your context
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
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.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.

A school kit donated to a child for every training booked
To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.
JavaScript & TypeScriptIndustry-certified
Mobile developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
Programming LanguagesIndustry-certified
Programming LanguagesIndustry-certified
Programming LanguagesIndustry-certified
Mobile developmentIndustry-certified
Mobile developmentIndustry-certified
Mobile developmentIndustry-certifiedAvailable on-site and remotely. Pick your city to see the local training center.
We will call +1 (United States) 🇺🇸 — change the country code on the left if your number is from elsewhere.