Training Bun - Accelerate Full-Stack JS Apps in Enterprise

Specialist course · Minimum level required

$4,725

  • 3 days
  • Onsite
  • 10 people max.
Ref: XBF873
10 people max.
$4,725
In-company rate: from $8,558 for the whole teamExpertise rate: $1,575 per day, reflecting the difficulty level
On-site and certification exam on quote
3 days
Onsite

Don't let this gap widen

Why this program matters

  • Without mastering Bun, your JavaScript applications stay locked into outdated Node.js performance, losing up to 80% of time on builds and installs according to official benchmarks.

  • This produces development timelines multiplied by 3, server infra costs inflated by 40% in production, and a loss of competitiveness against rivals adopting modern runtimes.

  • Developers risk professional obsolescence, with 65% of full-stack job postings requiring fast tools like Bun by 2025, threatening promotions and enterprise stability.

  • Invest in this advanced training to avoid these pitfalls and drive your projects to high-performance excellence.

Célian Lebacle, Learni trainer · Web & mobile expert
Célian Lebacle

Learni trainer · Web & mobile expert

73%productivity gap
×3cost of inaction
Flag of the United StatesBuilt for US teams
Payment by wire transferEnhanced confidentialityPerfect for companies with 50 to 500 employeesScheduling to fit any time zone

Trusted by — schools, companies and industrial groups

41,305 programs · 25 countries

  • Aptar
  • ArcelorMittal
  • Equans
  • EDF
  • Ubisoft
  • Microsoft
  • Atos

Every program built with a dedicated engineer

  • OpenAI
  • Anthropic
  • Mistral AI
  • NVIDIA
  • Google
  • Amazon Web Services
  • Microsoft Dynamics 365
  • Salesforce
  • ServiceNow
  • SAP
  • Oracle
  • Cisco
  • Fortinet
  • Palo Alto Networks
  • Aruba
  • VMware
  • Red Hat
  • Databricks
  • Snowflake
  • OVHcloud
  • Notion
  • AMD
  • Apple

Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft, Microsoft and Atos.

Bun training objectives

  • Master Bun to boost performance in certified professional training.
  • Develop full-stack skills with Bun, TypeScript, and integrated tools in enterprise.
  • Optimize bundling, testing, and serving for ultra-fast deployments.
  • Implement scalable and secure APIs via Bun in a professional context.
  • Design modern Node.js-compatible architectures for smooth transitions.
  • Deploy optimized Next.js applications with Bun in enterprise production.
  • Acquire certifying skills to excel in advanced JavaScript development.

Program

Bun curriculum: 3 modules over 3 days

Module 1 : Bun Fundamentals: Installation, Configuration, and Performance (Integrated Tools, Benchmarks)

Discover the quick installation of Bun in a remote environment, configure scripts to replace Node.js and npm, measure speed gains up to 10x on builds and installs through practical exercises on real projects, explore native TypeScript compatibility without transpilation, perform comparative benchmarks with real enterprise cases, produce your first performant scripts and team-ready deliverables, integrate the basics for a smooth production migration.

Module 2 : Full-Stack Bun Development: APIs, Serving, and Bundling (TypeScript, Hot Reload)

Dive into developing ultra-fast REST/GraphQL APIs with Bun, implement a performant HTTP server including hot reload and secure middleware, bundle frontend apps with the integrated tool surpassing Vite, practice on full-stack TypeScript projects in remote format, test integration with databases like PostgreSQL through guided exercises, optimize code for high loads in enterprise, generate deployable deliverables, and analyze real-time performance metrics for immediate upskilling.

Module 3 : Advanced Bun: Testing, Deployment, and Next.js Optimization (CI/CD, Scaling)

Master Bun's test runner 100x faster than Jest, write unit and integration tests on complex apps, integrate Bun with Next.js for optimized builds and serverless deployments, configure CI/CD pipelines with GitHub Actions live, scale applications in production via advanced exercises, explore migration pitfalls and debugging, produce a final certifying project with performance report, and receive personalized advice to implement Bun in enterprise right after this 21-hour professional training.

How Bun skills are assessed

  • Daily interactive quizzes to validate practical skills.
  • Final full-stack project evaluated by Qualiopi experts.
  • Certifying attestation and personalized feedback post-training.

How the Bun course is taught

  • 70% hands-on practice on real projects in interactive remote format.
  • 30% applied theory with live demos and benchmarks.
  • Advanced-level exercises for immediate skills.
  • 3-month post-training support with replays and Q&A.

Bun training: access and practical arrangements

The Training Bun - Accelerate Full-Stack JS Apps in Enterprise 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 Training Bun - Accelerate Full-Stack JS Apps in Enterprise 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 Bun - Accelerate Full-Stack JS Apps in Enterprise 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

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.

Our method

How Learni guarantees the quality of your Bun training

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.

Step 1

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.
Step 2

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.
Step 3

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.
Step 4

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.

A child walking to school with a backpack
Our social commitment

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.

  • Backpack, notebooks and essential supplies
  • Distributed through our partner charities
  • Included, at no extra cost to you
Enroll and offer a kit
FAQ

Bun: frequently asked questions

Which tools are used in Bun training?+
Hands-on work runs on integrated Tools, benchmarks, typeScript, hot Reload, CI and CD. Those tools come from the Bun program itself, delivered on site over 3 days, so participants practise on the stack they will use at work.
What can participants do after Bun training?+
They can master Bun to boost performance in certified professional training, develop full-stack skills with Bun, TypeScript, and integrated tools in enterprise and optimize bundling, testing, and serving for ultra-fast deployments. Those are the stated objectives of the Bun program at Advanced level, checked by the end-of-session assessment.
What does the Bun program cover, day by day?+
Day 1: Bun Fundamentals: Installation, Configuration, and Performance (Integrated Tools, Benchmarks). Day 2: Full-Stack Bun Development: APIs, Serving, and Bundling (TypeScript, Hot Reload). Day 3: Advanced Bun: Testing, Deployment, and Next.js Optimization (CI/CD, Scaling). The Bun program runs over 3 days, delivered on site.
How is Bun training assessed?+
Assessment relies on daily interactive quizzes to validate practical skills, final full-stack project evaluated by Qualiopi experts and certifying attestation and personalized feedback post-training. Learni issues a completion certificate together with the individual assessment report at the end of the Bun program, which an L&D team can file as evidence.
How much does Bun training cost per participant?+
Bun training costs $4,725 per participant. For an in-company team, the flat rate starts at $8,558 for the whole group, up to 8 people. The detailed quote, sent within one business day, adjusts the amount to the format and how far the syllabus is tailored to your team.
How long does Bun training take?+
3 days, available live online (US time zones) or on-site at your offices. Half-day tracks spread over several weeks are possible so the team stays operational.
Who pays for Bun training?+
Most US teams pay directly through their company L&D or training budget. Learni invoices in US dollars and accepts bank transfer (ACH/wire) or card, with volume pricing for teams. A purchase order is welcome.
What do participants need to know before Bun training?+
Advanced mastery of JavaScript and TypeScript, solid experience with Node.js, npm/yarn/pnpm, bundlers like Vite or Webpack, and development of APIs or full-stack apps.
Is a certificate issued after Bun training?+
Yes. A Learni completion certificate is issued, along with the individual evaluation report. Learni is a certified training provider and prepares for third-party certifications, but does not award them itself.
Does Learni provide the equipment for Bun training?+
No. A computer and a stable internet connection are required for each participant. Learni provides the learning platform, the trainer and all course materials.
Your professional training, anywhere

Let's build your Bun learning path.

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