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.

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 Packer, manual deployments waste 40% of DevOps team time, multiply human errors with 25% inconsistent images leading to costly downtimes (up to 5000€/h lost).
Imagine misconfigured servers causing 30% production failures, inflated cloud costs by 35% from repeated redeployments, and competitors already automating.
Risk of 2-week project delays, team frustration, client loss.
With this training, avoid these pitfalls, gain 3x deployment speed, secure your infrastructure from day 1.
Discover Packer by installing the tool on your machine, explore the CLI interface, configure your first Amazon AMI or VirtualBox builder, complete a practical basic Ubuntu image build exercise, test the result in minutes, leave with a functional template and tips to avoid common pitfalls, guaranteed motivation to continue.
Dive into key builders, configure builds for AWS EC2 and VirtualBox simultaneously, adapt templates for multiple OS like CentOS or Windows, perform cross-exercises with dynamic variables, generate your first multi-cloud images, validate their portability, experience the excitement of smooth builds boosting your productivity tomorrow.
Master Ansible and Shell provisioners to install software and configs, integrate post-processors to compress and upload to S3, build a real-world secure web server image, debug in real-time with Packer logs, produce production-ready deliverables, feel the power of reproducible images saving hours of manual setup.
Build a complete Dockerized image project for Kubernetes, integrate Packer with GitLab CI, apply secrets management and validations, optimize for scalability, present your live pipeline, receive expert feedback, leave with a concrete portfolio and best practices checklist, ready to impress your team.
The Training Packer - Automate Your Machine Images in 4 Days 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 Packer - Automate Your Machine Images in 4 Days 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 Packer - Automate Your Machine Images in 4 Days 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.
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Web DevelopmentIndustry-certified
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Cloud ComputingIndustry-certified
Cloud ComputingIndustry-certified
Cloud ComputingIndustry-certified
Cloud ComputingIndustry-certified
Cloud ComputingIndustry-certified
Deployment & CI/CDIndustry-certified
Deployment & CI/CDIndustry-certified
Deployment & CI/CDIndustry-certified
Deployment & CI/CDIndustry-certified
Deployment & CI/CDIndustry-certified
Deployment & CI/CDIndustry-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.