Senior PHP/React Developer
Role details
Job location
Tech stack
Job description
We are modernizing an existing business-critical web application by upgrading a legacy PHP backend and rebuilding the frontend using modern React technologies. The project focuses on improving system maintainability, performance, and user experience while preserving existing business logic and data integrity.
Responsibilities
Backend (PHP):
Analyze and upgrade a legacy PHP codebase to improve maintainability, performance, and security
Refactor existing business logic while ensuring functional parity with current system behavior
Design, implement, and enhance RESTful (or similar) API endpoints for frontend consumption
Improve backend architecture, code structure, and separation of concerns
Optimize database interactions and overall backend performance
Implement logging, error handling, and basic monitoring where needed
Write and maintain unit and integration tests for backend components
Frontend (React):
Modernize the user experience and interface based on existing functionality and UX improvements
Rebuild existing application screens using React and modern frontend practices
Integrate React components with the new or enhanced backend API
Ensure responsive design and cross-browser compatibility
Manage application state and data flow efficiently
Collaborate with backend development to align API contracts and data models
Maintain clean, reusable, and well-documented frontend code
Requirements
Do you have experience in UX?, Must have
Backend
Strong experience with PHP (working with legacy codebases is a must)
Experience with PHP frameworks (e.g., Laravel, Symfony, or similar) or custom PHP architectures
Solid understanding of REST API design and backend-frontend integration
Experience with SQL databases (MySQL/PostgreSQL or similar)
Familiarity with refactoring techniques and incremental modernization
Knowledge of security best practices in PHP applications
Frontend
Strong experience with React (functional components, hooks)
Experience with modern JavaScript (ES6+) and frontend build tools
Familiarity with API integration (REST, JSON)
Experience with UI/UX modernization of existing applications
Knowledge of responsive design and CSS frameworks or component libraries
Nice to have
Experience working on modernization or migration projects
Full-stack background with strong backend and frontend understanding
Experience with testing frameworks (PHPUnit, Jest, etc.)
Familiarity with CI/CD pipelines
Ability to work in an iterative, collaborative environment with minimal documentation
About the company
Luxoft, a DXC Technology Company, (NYSE: DXC), is a digital strategy and software engineering firm providing bespoke technology solutions that drive business change for customers the world over. Luxoft uses technology to enable business transformation, enhance customer experiences, and boost operational efficiency through its strategy, consulting, and engineering services. Luxoft combines a unique blend of engineering excellence and deep industry expertise, specializing in automotive, financial services, travel and hospitality, healthcare, life sciences, media and telecommunications.
