Backend Developer (gn) - Gelsenkirchen\n\nExperis is seeking a Backend Developer (gn) for direct placement with a renowned client in the tech industry, located in the Ruhr area.\n\n### Your Responsibilities\n\n* Conception and implementation of modern backend architectures for complex software solutions.\n* Integration of Identity and Access Management (IDM) and PKI into existing system landscapes.\n* Containerization, deployment, and scaling of applications using Docker and Kubernetes.\n* Implementation of Single Sign-On (SSO) solutions with Keycloak and backend development based on Spring Boot.\n* Application of proven security and certificate standards, especially with X.509 certificates.\n\n### Your Qualifications\n\n* Completed degree in Computer Science or a comparable qualification.\n* Several years of demonstrable experience as a Software Architect in demanding development projects.\n* Very good knowledge of containerizing applications with Docker.\n* Extensive experience in implementing Single Sign-On solutions, ideally with Keycloak.\n* In-depth practical experience in backend development with Spring Boot.\n* Experience in software development with multiple programming languages, e.g., Java or Python.\n* Sound knowledge in Identity Management, PKI, and certificates (X.509).\n* Strong team and communication skills.\n* Desirable: Experience with Kubernetes for container orchestration.\n\n### What We Offer\n\n* Attractive salary package + personal revenue share.\n* Flexible working hours, trust-based working hours: results count, not presence.\n* Maximum flexibility: Remote work (full remote also possible).\n* Flat hierarchies and short decision-making paths.\n* Opportunities for personal and professional development.\n* Training budget with real scope (conferences, certifications).\n* Intensive onboarding.\n* Employee discounts and health check-ups, company pension plan, and more.\n* Time for quality: Clean architecture, security, and code quality are prioritized!\n\nWe encourage you to apply even if you don't meet all the requirements. Enthusiasm and the willingness to learn are highly valued.\n\nWe live diversity and equal opportunities and welcome applications from people with disabilities. All personal formulations in this job advertisement are to be considered gender-neutral.\n\nType of recruitment: Staff leasing\nProvided in cooperation with the Federal Employment Agency.\n\nBenefits: Pension Plan\nSalary: EUR 61,500+ (annual)\nRemote Model: Hybrid\nCountry Code: de
