Advanced Rails Training - Develop Scalable and Secure Apps

$4,620

  • 4 days
  • Onsite
  • 10 people max.
Ref: UOC812
10 people max.
$4,620
In-company rate: from $7,865 for the whole team
On-site and certification exam on quote
4 days
Onsite

Don't let this gap widen

Why this program matters

  • Without advanced Rails expertise, 70% of apps crash under 1000 simultaneous users, costing 40k€ in annual downtime.

  • Security vulnerabilities expose to breaches (average 250k€ client data loss).

  • Development time doubles on legacy refactoring, slowing growth 2x.

  • Productivity drops 50% without caching/async job optimization.

  • 85% of trained devs scale apps 10x faster, avoiding obsolescence against competitors.

  • Invest or risk irreparable market lag.

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

40,860 programs · 25 countries

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

Every program built with a dedicated engineer

  • OpenAI
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  • Mistral AI
  • NVIDIA
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  • Microsoft Dynamics 365
  • Salesforce
  • ServiceNow
  • SAP
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  • Palo Alto Networks
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  • VMware
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  • Snowflake
  • OVHcloud
  • Notion
  • AMD
  • Apple

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

Advanced Rails training objectives

  • Optimize Rails application performance with advanced profiling
  • Implement complex RESTful APIs and GraphQL
  • Secure apps with Devise authentication and Pundit authorizations
  • Manage asynchronous jobs via Sidekiq and Redis
  • Deploy and scale on Heroku, AWS, or Kubernetes
  • Refactor legacy code for optimal maintainability
  • Master advanced testing with RSpec and Capybara

Advanced Rails curriculum: 4 modules over 4 days

Module 1 : Rails Performance: Profiling and Optimization (New Relic, Bullet, Caching)

Dive into bottleneck analysis through practical exercises on a real app, configure Redis caching, optimize ActiveRecord queries with scopes and eager loading, measure gains up to 5x faster, produce a deliverable performance report at end of day.

Module 2 : Advanced Rails APIs: REST/GraphQL, Versioning (Grape, Apollo)

Build scalable APIs by coding complex endpoints, integrate GraphQL for flexible queries, manage versioning and rate limiting, test with Postman and collaborative exercises, deploy a functional API ready for React frontend or mobile.

Module 3 : Rails Security and Async Jobs: Devise, Pundit, Sidekiq (Redis)

Strengthen security by implementing OAuth, JWT, and Pundit policies on real intrusion cases, launch Sidekiq async jobs for emails and heavy processing, monitor queues, generate a deliverable security and jobs dashboard.

Module 4 : Rails Deployment and Advanced Testing: Heroku/AWS, RSpec/CI

Deploy your app on Heroku and AWS with Docker, automate CI/CD via GitHub Actions, write end-to-end tests with Capybara, refactor legacy code in pair workshops, finalize a complete certified project with live deployed portfolio.

How Advanced Rails skills are assessed

  • Daily quizzes, final deployed project, skills self-assessment before/after

How the Advanced Rails course is taught

  • 70% hands-on with real code, pair workshops, 30% applied theory, session replays

Advanced Rails training: access and practical arrangements

The Advanced Rails Training - Develop Scalable and Secure 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 Advanced Rails Training - Develop Scalable and Secure 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 Advanced Rails Training - Develop Scalable and Secure 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 Advanced Rails 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

Advanced Rails: frequently asked questions

Which tools are used in Advanced Rails Training training?+
Hands-on work runs on new Relic, bullet, caching, grape, apollo and redis. Those tools come from the Advanced Rails Training program itself, delivered on site over 4 days, so participants practise on the stack they will use at work.
What can participants do after Advanced Rails Training training?+
They can optimize Rails application performance with advanced profiling, implement complex RESTful APIs and GraphQL and secure apps with Devise authentication and Pundit authorizations. Those are the stated objectives of the Advanced Rails Training program at Advanced level, checked by the end-of-session assessment.
What does the Advanced Rails Training program cover, day by day?+
Day 1: Rails Performance: Profiling and Optimization (New Relic, Bullet, Caching). Day 2: Advanced Rails APIs: REST/GraphQL, Versioning (Grape, Apollo). Day 3: Rails Security and Async Jobs: Devise, Pundit, Sidekiq (Redis). Day 4: Rails Deployment and Advanced Testing: Heroku/AWS, RSpec/CI. The Advanced Rails Training program runs over 4 days, delivered on site.
How is Advanced Rails Training training assessed?+
Assessment relies on daily quizzes, final deployed project, skills self-assessment before/after. Learni issues a completion certificate together with the individual assessment report at the end of the Advanced Rails Training program, which an L&D team can file as evidence.
How much does Advanced Rails Training training cost per participant?+
Advanced Rails Training training costs $4,620 per participant. For an in-company team, the flat rate starts at $7,865 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 Advanced Rails Training training take?+
4 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 Advanced Rails Training 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 Advanced Rails Training training?+
Advanced proficiency in Ruby, 2 years of Rails experience, knowledge of SQL/PostgreSQL, use of Git and Docker.
Is a certificate issued after Advanced Rails Training 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 Advanced Rails Training 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 Advanced Rails learning path.

30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.

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