Senior IAM & Backend Engineer (Keycloak + Spring Boot)

About the Role: We're hiring a highly skilled engineer with deep expertise in Keycloak (Red Hat SSO) and strong backend development experience using Java 17+ and Spring Boot. You will lead efforts in identity & access management, secure microservices development, and CI/CD automation across cloud-native architectures. We seek someone who can code, integrate, automate, and secure modern systems with confidence. Key Responsibilities: - Develop robust and scalable Spring Boot microservices using Java 17+ - Design and implement secure IAM strategies using Keycloak (Red Hat SSO), including: - Realm and client configurations - User Management - Multi-Factor Authentication (MFA) - Role-based access control (RBAC) - Federated identity providers (LDAP, Azure AD) - Protocol mappers, custom authenticators - Token customization (OIDC / JWT / SAML) - Integrate Keycloak into enterprise applications and CI/CD pipelines - Automate deployment processes using CI/CD tools (e.g., GitLab, Jenkins, GitHub Actions) - Deploy and manage services in Docker/Kubernetes environments - Apply best practices in security, performance, and observability - Must-Have Skills: - Strong Java (17+) and Spring Boot experience - Java Microservices architecture - In-depth Keycloak or Red Hat SSO experience — both hands-on and architectural - Experience building secure REST APIs using OAuth2, OIDC, and JWT - Proven ability to design, configure, and troubleshoot Keycloak realms, clients, flows, and policies - Hands-on experience with CI/CD, Docker, and Kubernetes - Experience integrating Keycloak with external IdPs, LDAP, social logins - Familiarity with Linux, Bash scripting, and infrastructure automation tools Nice to Have: - Knowledge of Istio, Service Mesh, or API Gateways - Background in securing public APIs and implementing zero-trust patterns - Exposure to Kafka, Redis, PostgreSQL, MongoDB