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.
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
Without advanced Svelte, your apps cap at 4s load times, causing 53% mobile drop-offs (Google Analytics 2023).
Lose 30% conversions to smooth competitors on Next.js or Remix.
Junior devs stagnate, teams lose 20h/week debugging.
Budgets inflate 40% without SSR optimizations.
Clients flee to reactive UIs.
Invest 28h for 60% perf gains, 25% more loyalty, dominate frontend market.
Don't miss this vital skill upgrade.
Dive into derived and writable stores, set up contexts for modular apps, complete exercises on real cases like a collaborative dashboard, test reactivity live with collaborative coding, produce a reusable custom store, gain immediate fluidity from the first session.
Install SvelteKit, implement dynamic routing with nested layouts, enable SSR for SEO-friendly pages, integrate secure API endpoints, develop a complete e-commerce project through practical exercises, deploy to Vercel by end of day, master full-stack Svelte in a flash.
Analyze bottlenecks with Svelte profiler, apply lazy loading and prefetching for lightweight apps, code smooth transitions with Svelte Motion, optimize bundles via Rollup, test on concrete cases like a mobile-first app, achieve 50% speed gains, turn your projects into performance benchmarks.
Write unit tests with Vitest and snapshots, set up CI/CD pipeline with GitHub Actions, apply scalable patterns for teams, finalize a capstone project deployed live, review best practices via collective code review, leave with a concrete portfolio and job-ready skills.
The Advanced Svelte Training - Ultra-Performant Reactive Apps 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.
For the smooth delivery of the Advanced Svelte Training - Ultra-Performant Reactive 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.
Assessment of skills acquired during the Advanced Svelte Training - Ultra-Performant Reactive Apps program is performed through:
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.
Registration is possible up to 48 business hours before the start of training. All our programs are eligible for corporate training budgets and employer-funded plans.
« 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 »
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.
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
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.
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Cartographie & SIGIndustry-certified30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.