The tasks of a Full-Stack Developer
The Full-Stack Developer is a versatile expert who masters both front-end development (user interface) and back-end development (servers, databases). They design complete web applications, from the visible part to the underlying infrastructure.
Front-end development
He creates and optimises the user interface of web applications, using technologies such as Angular, React and Vue.js, to deliver a fluid, intuitive user experience.
Back-end development
They design the server side of the application, developing the business logic, managing the databases and ensuring communication with the front-end. They use languages and frameworks such as Spring or Node.js.
Application integration and deployment
The Full-Stack developer sets up and integrates applications on servers, ensuring that they are compatible with existing infrastructures. They are also responsible for ongoing deployment and maintenance.
Safety and performance management
It ensures that the application is high-performance, scalable and secure. They optimise loading times and request management, and apply good security practices to protect user data.
The skills required
The job of a full-stack developer requires a mastery of front-end and back-end technologies, as well as great adaptability. They need to understand the entire development chain and be able to intervene at every stage.
- Mastery of front-end languages: in-depth knowledge of frameworks such as React, Angular or Vue.js to create modern, dynamic interfaces.
- Back-end skills: expertise in server languages such as Node.js, Python, Ruby or Spring, as well as database management (SQL, NoSQL).
- Knowledge of web architecture: ability to design APIs, microservices and structure robust, scalable applications.
- Problem-solving skills: ability to diagnose and correct bugs, optimise performance and ensure the security of web applications.
- Communication and project management skills: knowing how to convince and support teams in the transition to a more responsible digital model.
The working environment in full-stack development
Full-stack developers work in a variety of environments, depending on the type of company and the projects they are developing:
- Start-ups: they are often the main developer, responsible for the entire application, from the user interface to the servers.
- Digital services companies (ESN): they take part in a variety of projects for customers, as consultants or service providers.
- Large companies: part of larger teams, working on large-scale, complex applications.
- Freelance: working on their own, carrying out complete web development projects for a variety of clients.
Career development
A full-stack developer can progress to a number of different roles, depending on their skills and aspirations. With experience, they can become lead developers or software architects, where they will have a more strategic role in supervising technological choices and development teams.
Average salary for full-stack developers
The salary of a full-stack developer varies according to their experience and the company in which they work:
- Junior: an entry-level full-stack developer can expect to earn between €35,000 and €45,000 gross per year.
- Confirmed: after a few years’ experience, their salary will be between €45,000 and €55,000 gross per year.
- Senior: an experienced full-stack developer can expect to earn between €55,000 and €70,000 gross per year.
Become a full-stack developer
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