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.
Training Symfony - Developing Scalable Web Applications
Trusted by — schools, companies and industrial groups
41,306 programs · 25 countries
Every program built with a dedicated engineer
Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft, Microsoft and Atos.
Symfony training objectives
- Master Symfony architecture for professional certifying projects
- Develop Doctrine entities and manage database relationships
- Implement controllers, routing, and secure forms in a business setting
- Design RESTful APIs with Symfony and JWT for advanced skills
- Optimize Symfony performance using cache and dedicated profilers
- Deploy Symfony applications in production with Docker and CI/CD
- Integrate unit and functional tests for certifying training
Program
Symfony curriculum: 5 modules over 5 days
Module 1 : Symfony Fundamentals: Installation and Project Structure (Symfony CLI, Composer, Flex)
Quick installation of a Symfony project via Flex and Symfony CLI, configuration of a professional development environment, discovery of the MVC structure with essential bundles, first controllers and custom Twig views, practical exercises on a real business case like an e-commerce blog, creation of dynamic routes and debugging with the Symfony profiler for smooth and productive onboarding from day one.
Module 2 : Symfony Entities and Doctrine ORM: Data Modeling (Migrations, Relationships)
Creation of Doctrine entities with annotations and YAML, management of unidirectional and bidirectional relationships between entities, automatic generation of migrations via Symfony console, exercises on a red thread project like a stock management API, custom DQL queries and advanced repositories, data validation with Symfony constraints to develop solid skills in professional data persistence.
Module 3 : Symfony Controllers and Forms: Advanced Routing and Validation (Twig, Form Component)
Development of robust controllers with dependency injection, configuration of parameterized routing and Symfony route groups, creation of complex forms with the Form Component and custom fields, integration of CSRF validation and user-friendly errors via Twig, practical cases on user registration for a SaaS app, rendering of reactive templates and optimization for a smooth, enterprise-ready developer experience.
Module 4 : Symfony Security and APIs: JWT Authentication and Bundles (SecurityBundle, API Platform)
Implementation of Symfony security with custom guards and voters, configuration of JWT authentication for RESTful APIs via LexikJWT, integration of API Platform for automated endpoints and Swagger documentation, management of roles and permissions in a business context, exercises on protection against OWASP Top 10, creation of reusable bundles to accelerate future developments and boost certifying skills.
Module 5 : Symfony Optimization and Deployment: Tests, Cache, and Production (PHPUnit, Docker, CI/CD)
Setting up unit and functional tests with PHPUnit and Behat, performance optimization via Redis cache and Symfony OPcache, containerization with Docker Compose for reproducible environments, CI/CD configuration with GitHub Actions, deployment on cloud servers like OVH or AWS, code review of the red thread project and post-training action plan for secure, scalable production deployment in a business setting.
How Symfony skills are assessed
- Multiple-choice quiz to validate acquired knowledge at the end of the Symfony training
- Continuous assessment through practical exercises and code review
- Presentation of the red thread backend project to the expert trainer
How the Symfony course is taught
- Courses led by a certified practicing Symfony trainer
- Practical exercises on real enterprise PHP cases
- Progressive red thread project to consolidate Symfony skills
- Complete course materials and updated Symfony resources
Symfony training: access and practical arrangements
The Training Symfony - Developing Scalable Web Applications 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 Training Symfony - Developing Scalable Web Applications 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 Training Symfony - Developing Scalable Web Applications 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 Symfony 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.
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.
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.
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.
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
FAQ
Symfony: frequently asked questions
Which tools are used in Symfony training?+
Hands-on work runs on symfony CLI, composer, flex, migrations, relationships and twig. Those tools come from the Symfony program itself, delivered on site over 5 days, so participants practise on the stack they will use at work.
What can participants do after Symfony training?+
They can master Symfony architecture for professional certifying projects, develop Doctrine entities and manage database relationships and implement controllers, routing, and secure forms in a business setting. Those are the stated objectives of the Symfony program at Intermediate level, checked by the end-of-session assessment.
What does the Symfony program cover, day by day?+
Day 1: Symfony Fundamentals: Installation and Project Structure (Symfony CLI, Composer, Flex). Day 2: Symfony Entities and Doctrine ORM: Data Modeling (Migrations, Relationships). Day 3: Symfony Controllers and Forms: Advanced Routing and Validation (Twig, Form Component). Day 4: Symfony Security and APIs: JWT Authentication and Bundles (SecurityBundle, API Platform). Day 5: Symfony Optimization and Deployment: Tests, Cache, and Production (PHPUnit, Docker, CI/CD). The Symfony program runs over 5 days, delivered on site.
How is Symfony training assessed?+
Assessment relies on multiple-choice quiz to validate acquired knowledge at the end of the Symfony training, continuous assessment through practical exercises and code review and presentation of the red thread backend project to the expert trainer. Learni issues a completion certificate together with the individual assessment report at the end of the Symfony program, which an L&D team can file as evidence.
How much does Symfony training cost per participant?+
Symfony training costs $5,775 per participant. For an in-company team, the flat rate starts at $10,395 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 Symfony training take?+
5 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 Symfony 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 Symfony training?+
Mastery of PHP 8+, Composer, SQL basics, and MVC concepts.
Is a certificate issued after Symfony 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 Symfony 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 Symfony learning path.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.
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