Loading...
Please wait a moment
Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
Which format do you prefer?
30 free minutes with a training advisor — no commitment.
Loading available slots...
Artificial Intelligence training in Cardiff in May 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Artificial Intelligence training in Mesa in September 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Professional Training training in Memphis in October 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Explore Learni's cutting-edge data visualization courses launching in April 2026, featuring AI-driven tools, VR simulations, and real-world projects for professionals.
Don't let this gap widen
Without intermediate Ruby mastery, 65% of developers lose over 20h/week on poorly managed OOP bugs, according to Stack Overflow surveys.
Your Rails apps risk security vulnerabilities from insecure gems, 30% delays on client projects, and debugging costs exploding to 5000€ per major incident.
Team frustration, talent churn, contract losses: 40% of tech companies fail due to weak backends.
Our training avoids these pitfalls, boosts productivity +50%, positions you as a Ruby expert, and secures your career.
The Ruby Intermediate Training - Master Powerful and Fast Web Apps training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Ruby Intermediate Training - Master Powerful and Fast Web Apps training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Ruby Intermediate Training - Master Powerful and Fast Web Apps training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Dive into Ruby's powerful data structures, manipulate Hash and Set for complex data, leverage Enumerable and its methods for smooth iterations, test live with IRB and Pry, complete exercises on real JSON parsing, produce optimized scripts ready for integration, and experience Ruby's speed in action.
Build solid architectures with Ruby classes and modules, implement inheritance and mixins for reusable code, practice real-world cases like a user management system, test with RSpec for instant validation, generate modular deliverables, and master design patterns that boost your professional projects.
Get started with Ruby on Rails, create complete apps using scaffolds and generators, configure routing and controllers for perfect flows, integrate dynamic ERB views, develop an interactive blog through practical exercises, produce a deployable functional prototype, and discover why Rails accelerates your web development by 3x.
Secure your code with RSpec unit and integration tests, simulate users with Capybara, debug effectively with Pry and byebug, apply to real Rails apps prone to bugs, generate a test suite covering 90% of the code, and gain confidence to deliver flawlessly.
Model databases with ActiveRecord and migrations, integrate advanced gems like Devise for authentication, deploy to Heroku with Capistrano, optimize for production via caching and monitoring, complete a full project in a virtual team, receive your certificates and alumni resources to shine in your company.
Target audience
Junior backend developers, software engineers, web freelancers upskilling on Ruby for ambitious projects.
Prerequisites
Ruby basics (variables, loops, methods), Ruby and Bundler installation, familiarity with an editor like VS Code or RubyMine.
Loading...
Please wait a moment





























