Senior Full-Stack Developer (Symfony 7 and React 18) Porto

Senior Full-Stack Developer (Symfony 7 and React 18)
Porto
Porto, Porto District, Portugal

We are looking for a Senior Full-Stack Developer with a strong background in Symfony and React to join our team. You’ll play a key role in developing and maintaining modern, scalable web applications for our growing platform.
Our current stack includes Symfony 7, PHP 8. 2, React 18, and My
SQL, and we follow modern development practices including Docker-based development, and Agile workflows.
What You’ll Do
Develop and maintain robust backend services using Symfony 7 and Doctrine ORM
Build modern, responsive user interfaces with React 18
Design scalable My
SQL schemas and optimize query performance
Write clean,
- documented, and testable code
Collaborate closely with product managers, designers, and other developers
Participate in code reviews and planning meetings
Ensure best practices across the full development lifecycle
What We’re Looking For
5+ years of professional experience in web application development
3+ years of experience with Symfony (v5. 4+), ideally v7
3+ years of experience with React. js (v17+), ideally v18
Strong understanding of OOP and modern PHP (v8. 1+)
Experience with My
SQL, query optimization, and relational data modeling
Solid knowledge of Java
Script (ES6+), HTML5, and CSS3
Familiarity with Docker, Git, and CI/CD workflows
Experience with API integrations (REST, Graph
QL)
A deep understanding of the software development process and Agile methodologies
Nice to Have
Familiarity with testing frameworks like PHPUnit, and React Testing Library
Basic knowledge of cloud services (e. g. , AWS, GCP)
Experience working in a remote team environment
Familiarity with AI-assisted development tools (e. g. , Git
Hub Copilot, Chat
GPT, Tabnine)
Awareness of how AI technologies can support business processes (e. g. , automation, content generation, data extraction, decision support)
What We Offer
Competitive salary based on experience
Remote working and flexible hours
A collaborative,
- friendly environment
Opportunities to work on meaningful,
- scale projects
Room for professional growth and learning