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
Without Deno mastery, developers waste 50% of their time managing insecure dependencies with Node.js, exposing companies to 30% more zero-day vulnerabilities according to OWASP 2025.
Teams stuck on outdated runtimes see deployments drag by 2 weeks on average, costing 15k€ per project in business delays.
In 2026, 68% of backend job postings require Deno or equivalent, shutting out untrained profiles and blocking promotions.
Every quarter without Deno skills widens a fatal competitive gap, with market share losses estimated at 12%.
Act now to secure your tech future.
Immersive discovery of Deno through quick installation without Node.js, creation of your first executable script with granular permissions for enhanced security, exploration of standard built-in APIs like Fetch and File System, practical exercises on everyday automation tasks, development of a personal CLI tool with immediate trainer feedback, production of a functional deliverable ready for enterprise use, instantly showcasing your skills in modern runtimes.
Deep dive into URL import system without npm or package.json, seamless integration of modules from Deno Land and GitHub, TypeScript configuration for strict typing from the start, practical workshops to import and combine third-party libraries, secure dependency resolution with automated audits, creation of a complete modular project with integrated unit tests, development of a reusable module repository to accelerate future professional projects.
Building performant web servers with Deno's native HTTP API and lightweight Oak framework, implementation of dynamic routing, middleware for authentication and logging, exercises on complete REST APIs connected to lightweight databases like Deno KV, simulation of real traffic to test resilience, development of a basic full-stack application with static frontend served by Deno, delivery of an operational server ready for enterprise staging.
In-depth coverage of zero-trust permissions to prevent data leaks, use of Deno Lint and Formatter for clean, scalable code, test automation with Deno Test on real edge cases, integration of runtime diagnostics for effective debugging, collaborative workshops on a secure ongoing project, simulation of common attacks and native defenses, production of a complete security audit with a report certifying your new professional Deno skills.
Preparation for deployment with Deno Deploy and Docker for immediate scalability, configuration of simple CI/CD pipelines with GitHub Actions, performance optimization for cloud environments like Vercel or AWS, exercises on production monitoring and hot-reload, finalization of the ongoing project with executable packaging, peer code review for enterprise best practices, creation of a live deployed portfolio demonstrating your certified mastery of Deno for 2026.
The Training Deno - Mastering the Secure and Modern JS Runtime 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 Deno - Mastering the Secure and Modern JS Runtime 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 Deno - Mastering the Secure and Modern JS Runtime 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.
Programming LanguagesIndustry-certified
JavaScript & TypeScriptIndustry-certified
Databases & SQLIndustry-certified
Backend & APIsIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
JavaScript & TypeScriptIndustry-certified
Backend & APIsIndustry-certified
Backend & APIsIndustry-certified
Backend & APIsIndustry-certified
Backend & APIsIndustry-certified
Backend & APIsIndustry-certified
Backend & APIsIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Web developmentIndustry-certified
Programming LanguagesIndustry-certified
Programming LanguagesIndustry-certified
Programming LanguagesIndustry-certified
Programming LanguagesIndustry-certified
Programming LanguagesIndustry-certified
Programming LanguagesIndustry-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.