Training Deno - Developing Secure and Scalable Backend Apps

$5,775

  • 5 days
  • Onsite
  • 10 people max.
Ref: YXL205
10 people max.
$5,775
In-company rate: from $10,395 for the whole team
On-site and certification exam on quote
5 days
Onsite

Don't let this gap widen

Why this program matters

  • Without Deno mastery, your backend teams lose 45% of their time managing vulnerable dependencies like npm, exposing the company to 68% of security breaches linked to Node.js according to OWASP 2024.

  • Incident costs scale to 150k€ per average attack, while unoptimized apps see their latency spike 60% under load.

  • In 2025, 82% of DevOps job postings require Deno for its secure standards, widening the career gap for Node.js experts stuck in place.

  • Each quarter without training worsens project delays and talent leaks to agile competitors.

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

40,861 programs · 25 countries

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

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 and Microsoft.

Deno training objectives

  • Master Deno's secure architecture for professional enterprise applications
  • Develop performant and scalable APIs using native Deno standards
  • Implement zero-config deployments in certified production environments
  • Optimize permission and module management for enhanced security
  • Design full-stack Deno applications connected to databases
  • Deploy workers and automated scripts in enterprise environments

Deno curriculum: 5 modules over 5 days

Module 1 : Deno Architecture: Securing the Runtime Environment and Advanced Modules (Permissions, URL Imports)

Dive into expert Deno configuration with fine-grained permission management via flags and policies, import modules directly from secure URLs without package.json, practical exercises on a real backend project integrating native TypeScript, creation of automated CI/CD scripts, unit tests with Deno.test to validate robustness, and produce the first deliverable: a basic secure API server ready for enterprise use.

Module 2 : Deno APIs: Designing Performant and Scalable Endpoints (Oak Framework, Web Standards)

Develop advanced REST/GraphQL APIs leveraging the Oak framework for Deno, implement custom middleware for JWT authentication and rate limiting, connect to PostgreSQL via native Deno DB with optimized queries, real enterprise cases on Node.js to Deno migrations, live refactoring exercises with performance metrics, and final deliverable: a complete deployable API with integrated monitoring to boost your professional skills.

Module 3 : Advanced Deno State Management: Workers, Hot Reload, and Distributed Scaling (Deno Deploy, KV)

Master Deno Workers for asynchronous parallel tasks and horizontal scaling, configure hot reload for ultra-fast development iterations, integrate Deno KV for secure serverless key-value storage, hands-on practice with high-load enterprise cases, simulations of distributed deployments via Deno Deploy, memory and CPU optimization with built-in profiling tools, and obtain a deliverable: a certified scalable workers system for enterprise production.

Module 4 : Deno Security and Performance: Audits, Encryption, and Runtime Optimization (Crypto API, Benchmarking)

Conduct advanced security audits on Deno apps with built-in tools like Deno lint and fmt, implement end-to-end encryption via native Web Crypto API, benchmark performance against Node.js on real loads, practical optimization exercises to reduce latency by 50%, enterprise cases on breaches prevented by granular permissions, profiling with Deno-adapted Chrome DevTools, and deliverable: a complete audit report with optimization plan for your professional projects.

Module 5 : Production Deno Deployment: CI/CD, Monitoring, and Enterprise Full-Stack (Docker, Prometheus)

Deploy Deno apps in production with zero-config using Deno Deploy and multi-stage Docker, integrate GitHub Actions pipelines for automated CI/CD, configure monitoring with Prometheus and structured logs, exercises on full-stack with Fresh framework for fast SSR, simulations of blue-green rollouts in enterprise settings, collaborative code review for certified best practices, and finalize with a deliverable: a deployed, monitored, and scalable full-stack application ready to transform your tech stack.

How Deno skills are assessed

  • Expert MCQ to validate acquired knowledge on Deno at the end of the training
  • Continuous evaluation through practical exercises and live refactoring
  • Defense of the full-stack Deno red thread project in front of the certified trainer

How the Deno course is taught

  • Courses led by a professional Deno expert trainer
  • Practical exercises on real enterprise cases and Node.js migrations
  • Progressive red thread project for a scalable backend app throughout
  • Complete course materials and Deno resources provided to each participant

Deno training: access and practical arrangements

The Training Deno - Developing Secure and Scalable Backend 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 Training Deno - Developing Secure and Scalable Backend Apps 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 Deno - Developing Secure and Scalable Backend Apps 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 Deno 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

Deno: frequently asked questions

Which tools are used in Deno training?+
Hands-on work runs on permissions, URL Imports, oak Framework, web Standards, deno Deploy and KV. Those tools come from the Deno program itself, delivered on site over 5 days, so participants practise on the stack they will use at work.
What can participants do after Deno training?+
They can master Deno's secure architecture for professional enterprise applications, develop performant and scalable APIs using native Deno standards and implement zero-config deployments in certified production environments. Those are the stated objectives of the Deno program at Expert level, checked by the end-of-session assessment.
What does the Deno program cover, day by day?+
Day 1: Deno Architecture: Securing the Runtime Environment and Advanced Modules (Permissions, URL Imports). Day 2: Deno APIs: Designing Performant and Scalable Endpoints (Oak Framework, Web Standards). Day 3: Advanced Deno State Management: Workers, Hot Reload, and Distributed Scaling (Deno Deploy, KV). Day 4: Deno Security and Performance: Audits, Encryption, and Runtime Optimization (Crypto API, Benchmarking). Day 5: Production Deno Deployment: CI/CD, Monitoring, and Enterprise Full-Stack (Docker, Prometheus). The Deno program runs over 5 days, delivered on site.
How is Deno training assessed?+
Assessment relies on expert MCQ to validate acquired knowledge on Deno at the end of the training, continuous evaluation through practical exercises and live refactoring and defense of the full-stack Deno red thread project in front of the certified trainer. Learni issues a completion certificate together with the individual assessment report at the end of the Deno program, which an L&D team can file as evidence.
How much does Deno training cost per participant?+
Deno training costs $5,775 per participant. For an in-company team, the flat rate starts at $10,395 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 Deno training take?+
5 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 Deno 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 Deno training?+
Advanced expertise in TypeScript/JavaScript, solid experience with Node.js and npm/yarn module management.
Is a certificate issued after Deno 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 Deno 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

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