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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.
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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
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.
The Advanced Rails Training - Develop Scalable and Secure 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 Advanced Rails Training - Develop Scalable and Secure 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 Advanced Rails Training - Develop Scalable and Secure 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 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.
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.
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.
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.
Target audience
Senior Ruby on Rails developers, lead developers, web architects upskilling in optimization and scalability.
Prerequisites
Advanced proficiency in Ruby, 2 years of Rails experience, knowledge of SQL/PostgreSQL, use of Git and Docker.
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