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...
Cybersecurity training in Sheffield in November 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Discover comprehensive Tailwind CSS training essentials for web developers. Learn utility-first styling, best practices, and future trends shaping web design in April 2026.
Professional Training training in Memphis in October 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Explore the latest Power BI training options, essential Microsoft certifications like PL-300 and DP-600, and promising career trajectories for data professionals targeting April 2026.
Don't let this gap widen
Without advanced Flask expertise, your APIs risk data leaks (70% of breaches due to weak auth, source OWASP), critical downtimes under traffic (loss 50k€/h for e-commerces), and dev costs inflated x3 by late refactoring.
Non-scalable apps hinder growth: 40% of startups fail due to weak infra.
Invest 7h to secure, scale, and boost ROI by 200% in production.
The Training Flask Expert - Develop Secure and Scalable APIs 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 Training Flask Expert - Develop Secure and Scalable APIs 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 Training Flask Expert - Develop Secure and Scalable APIs 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 Flask optimization by refactoring an existing API to boost performance by 300%, implement JWT for bulletproof authentication, integrate Redis for ultra-fast caching, containerize with Docker through practical exercises on real e-commerce cases, deploy on Heroku with Gunicorn, test scalability under simulated load, and produce a deliverable: your deployed and secured API, ready for production.
Target audience
Senior Python developers, backend architects, technical leads upskilling in Flask.
Prerequisites
Advanced Python mastery, basic Flask experience, REST APIs, Docker and SQLAlchemy basics.
Loading...
Please wait a moment





























