Senior PHP Backend Engineer

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Get fully onboarded into Fever’s engineering culture, our architecture, and our technical stack (PHP 8, microservices, Docker, AWS, CI/CD).
Work closely with your team in plannings, groomings and retrospectives.
Make your first contributions to production systems with several PRs merged.
Understand and interact with core services: authentication, payments, reconciliation, operational tools.
Attend one of Fever’s experiences like Candlelight ✨.

Design and implement backend solutions end-to-end: from architecture to production-ready code.
Develop and maintain high-performance PHP services and APIs following OpenAPI/Swagger contracts.
Contribute to cross-team projects, architecture discussions and internal engineering initiatives.
Own monitoring, performance, reliability and observability of the modules you work on (logs, metrics, tracing).
Collaborate with infra, product, frontend and backend teams in a highly dynamic environment.

Own and evolve critical parts of Fever’s distributed system architecture.
Lead the design and implementation of a new microservice from scratch to production.
Drive improvements in scalability, resiliency, performance and code quality.
Mentor teammates through code reviews, technical design sessions and pair programming.
Join team buildings and engineering-wide activities.

Design, build and maintain backend APIs and services for critical business domains (payments, reconciliation, fiscal automation, logistics).
Work on high-concurrency systems focusing on stability, resiliency, and traceability.
Integrate external services with complex and mission-critical logic.
Participate actively in architectural decisions to ensure scalability and maintainability.
Implement and improve CI/CD pipelines, automated testing and deployment workflows.
Use Docker for local and production environments, and AWS services (SQS, Lambdas, CloudWatch, SNS, S3…) for distributed infrastructure.
Promote engineering excellence through clean code, testing and continuous improvement.
Collaborate in an agile, cross-functional squad with backend, infra, QA and product.

Robust experience building backend systems, especially using PHP 8+.
Solid experience building and maintaining RESTful APIs at scale.
Deep understanding of MySQL and PostgreSQL.
Strong knowledge of microservices, distributed systems, concurrency and event-driven architectures.
Experience with Docker, CI/CD pipelines and delivering software from dev to production.
Good technical judgment: you know when to iterate fast and when to reinforce stability.
Experience with testing and code quality tools (PHPUnit, PHPStan, SonarCloud).
Excellent command of Git and collaborative development.
Professional proficiency in English.

Experience with AWS infrastructure (SQS, Lambdas, CloudWatch, ECS/EKS).
Experience with Redis, caching strategies and message queues like Kafka or RabbitMQ.
Familiarity with frameworks such as Symfony, Laravel or Slim.
Observability tools (Datadog or similar).
Experience handling services with 1,000+ requests/second.
Background integrating critical external APIs (payments, financial systems).
Experience working in agile, cross-functional international teams.
Curiosity, creativity and a proactive mindset.