Your job Develop and enhance scalable applications in PHP/Symfony Collaborate and further develop Java/Spring services Take responsibility for authentication & web security Integrate external APIs and services (social media, tracking, translations) Ensure high code quality (unit and integration tests, reviews) Operate & monitor productive systems (Docker, Kubernetes, CI/CD with GitLab, Grafana, Prometheus, Sentry) Provide technical mentoring and share know-how within the team That makes you a perfect fit for us: Several years of experience with PHP & Symfony Interest or experience in Java/Spring and Angular Knowledge in web security & authentication Hands-on experience with MySQL, GraphQL, Kafka, Docker, CI/CD Experience with monitoring & alerting tools Enjoy working in a team, sharing knowledge, and taking responsibility Your environment Are you looking for an environment where you can drive real innovation with modern technology - not just writing code, but shaping architecture and developing a SaaS product used worldwide? Then join us and help build the next generation of our Social Media Orchestration Platform. What awaits you: Technological Excellence: Development with PHP/Symfony and contribution to Java-based services (Spring, Maven) as well as TypeScript/Angular frontends. Security & Responsibility: Work on authentication (OAuth, SSO, 2FA/MFA), web security, and integrations. Modern Tech Stack: GraphQL, Kafka, Docker, Kubernetes, CI/CD with GitLab, monitoring & alerting with Grafana, Kibana, Prometheus, Sentry. Product Impact: Features for social profile management, tracking, or translations with direct impact on thousands of users. Mentoring & Team Spirit: Architectural decisions, code reviews, mentoring, and the ongoing development of our engineering culture. About us As a founding partner of the Entirely Group, we're part of a bold movement to rethink MarTech and unlock the full potential of digital collaboration. With over 120 employees in Hamburg and Paris we enable Communication Orchestration for some of the world's most recognizable brands, from social media strategies to internal communications and employer branding.