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.
1 seat held for the next session
Request a call back and an advisor reaches you within 24 business hours, Monday to Saturday.

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.
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.
Don't let this gap widen
Failing to master Bun 2026 leaves developers exposed to major delays.
Classic Node.js applications run up to 30% slower according to recent benchmarks.
Companies lose competitiveness and projects drag on longer.
Without these skills, opportunities for career shifts or advancement drop sharply.
Act now to secure your professional future.
Participants discover Bun 2026 through practical exercises. They install the runtime, explore its main commands, and execute simple JavaScript scripts. The day includes real-world enterprise use cases and an initial configuration deliverable.
This day focuses on development with Bun 2026. Learners create TypeScript applications, manage dependencies, and test REST APIs. Practical exercises and a continuous project help consolidate the professional skills acquired.
Trainees integrate Bun 2026 with Next.js for modern applications. They deploy projects, optimize performance, and deliver a complete application. The training ends with feedback and advice for enterprise use.
The Training Bun 2026 - Optimizing Your JavaScript 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.
For the smooth delivery of the Training Bun 2026 - Optimizing Your JavaScript 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 Training Bun 2026 - Optimizing Your JavaScript 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 built for corporate L&D budgets and delivered onsite or remotely.
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.
IoT & embedded systemsIndustry-certified
JavaScript & TypeScriptIndustry-certified
Cloud computingIndustry-certified
Web developmentIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Data visualisationIndustry-certified
Data visualisationIndustry-certified
Data visualisationIndustry-certified
Data visualisationIndustry-certified
Data visualisationIndustry-certified
Data visualisationIndustry-certified
Automated testingIndustry-certified
Automated testingIndustry-certified
Automated testingIndustry-certified
Automated testingIndustry-certified
Automated testingIndustry-certified
Automated testingIndustry-certifiedAvailable on-site and remotely. Pick your city to see the local training center.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.