Backend Developer (PHP)

Backend Developer (PHP)💰Salary: 15 000-27 000 PLN (B2B), 12 000-25 000 PLN (CoE)📍Warsaw, Poland (Hybrid)☑️ Full-time🕦 B2B contract or CoEWe’re looking for a PHP Backend Developer to join a Swiss IT company that creates and grows digital products as a long-term partner, not a vendor. The company develops and maintains complex platforms across aviation, finance, B2B commerce, and recruitment, with all engineering done internally to ensure clear ownership, fast feedback, and high technical quality.RequirementsMinimum 3 years of commercial experience with PHPExperience with Symfony, Slim, or other PHP frameworksAt least 3 years of experience working with Linux environmentsExperience with relational databases, preferably PostgreSQLExperience with message brokers (RabbitMQ or similar)Understanding of backend architecture and system integrationExperience working with Git and participating in code reviews (GitLab preferred)English proficiency sufficient for daily communication with colleagues and project managersNice to HaveCommercial experience with GolangExperience with Elasticsearch or other full-text search solutionsFamiliarity with configuration management tools such as SaltStack or VagrantUnderstanding of frontend tasks, tools, and collaboration workflowsExperience or strong interest in AI-related solutionsResponsibilitiesParticipate in architectural discussions and decisions together with the teamWrite, adapt, and maintain backend code using appropriate technologies and frameworksDevelop automated tests and follow TDD practicesImprove and optimize interactions with databasesBuild and maintain system components using RabbitMQConfigure and maintain full-text search solutionsConfigure Linux virtual servers and diagnose production issuesParticipate in code reviews and maintain code quality using GitLabCreate and maintain clear and up-to-date API documentationCollaborate closely with frontend developers to find optimal technical solutionsWe also offerCompany-provided work equipmentFully paid sick leaveHealthcare or Multisport CardAnnual salary review75% reimbursement for professional educationFree weekly English classesGet to know DevsData:We are a technology consulting company and a recruitment agency, delivering software solutions to clients from Europe and the US. We work 100% remotely, in an international team, including people from Asia, London, or San Francisco. We employ people with experience in international corporations as well as students of the best technical and business universities. Find out more: https://devsdata.com/