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November 3, 2026
PHP/Symfony + React Full-Stack Developer
Senior • Remote
12,000 - 20,000 PLN/yr
Warsaw, Poland
Quick Facts
Role: Full-Stack Developer (PHP/Symfony + React)
Project type: Long-term project for the public sector
Description
You will develop and maintain business applications, designing and implementing new backend and frontend features. The role includes extending Symfony-based apps, building user interfaces with React.js, and developing REST APIs with API Platform. You will also support automated testing, CI/CD processes, monitoring and performance optimization, and participate in software delivery initiatives.
Responsibilities
Develop and maintain PHP-based applications
Design and implement new backend and frontend functionality
Develop and maintain Symfony-based applications
Build and evolve React.js user interfaces
Design and develop API Platform-based APIs
Create and maintain unit and automated tests
Develop and maintain CI/CD processes
Prepare and update technical documentation
Analyze bugs, monitor application behavior, and optimize performance
Collaborate with project teams and participate in working meetings
Propose technological and process improvements in software development
Support deployments using Docker, Kubernetes, and cloud tools
Requirements
Minimum 7 years of commercial PHP development (PHP 7+)
Very good knowledge of Symfony 4+
Practical knowledge of Git and GitLab
Experience in full-stack application development
Experience creating and maintaining REST APIs
Very good knowledge of React.js
Experience writing unit tests (preferably PHPUnit)
Experience in Agile environments
Ability to create technical documentation
Very good communication skills and ability to work in a team
Benefits
Stable employment under a B2B contract
Paid time off
Company laptop and monitor
Private medical care co-financing
Multisport card
Career and progress discussions twice per year
Transparent communication
Opportunity to engage in organizational development
Knowledge sharing and access to an academy program
English language learning
Senior-dominant team with strong expertise
Work with JIRA, Confluence, and Bitbucket
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