Senior Java Backend Engineer - Microservices & Keycloak

Deploja-Ab; Göteborgs kommun; In loco; SEK 850.000 - 1.250.000; Tempo pieno

Descrizione del lavoro

Deploja-Ab is seeking a consultant with strong Java backend and microservices experience to design, build and operate production-grade systems. You will work with Keycloak deployments, implement OAuth/OIDC and JWT/SAML, and contribute to distributed architectures with PostgreSQL and caching strategies.

The role requires Docker, Kubernetes, CI/CD pipelines and at least one cloud platform (AWS/Azure). A security-first mindset is required to support audits and compliance across client projects.

Competenze

• Strong Java backend development experience with microservices in production.
• Hands-on Keycloak deployments, with SPI/Provider customization.
• Deep understanding of OAuth 2.0, OpenID Connect, JWT and SAML.
• Experience designing and operating distributed systems and microservices.
• Solid PostgreSQL skills and caching familiarity (Infinispan/Redis).
• Experience with Docker, Kubernetes, CI/CD pipelines and at least one major cloud (AWS/Azure).
• Security-minded; and able to support audits and compliance requirements.

Conoscenze

Java backend

Microservices

Keycloak

OAuth / OpenID Connect

Distributed systems

PostgreSQL

Caching (Infinispan/Redis)

Docker

Kubernetes

CI/CD

AWS/Azure

Security/compliance

WebAuthn / FIDO2

Zero Trust

Kafka

Prometheus

OpenTelemetry

Strumenti

Docker

Kubernetes

CI/CD pipelines

OpenTelemetry

Prometheus

AWS

Descrizione del lavoro

Deploja-Ab is seeking a consultant with strong Java backend and microservices experience to design, build and operate production-grade systems. You will work with Keycloak deployments, implement OAuth/OIDC and JWT/SAML, and contribute to distributed architectures with PostgreSQL and caching strategies.

The role requires Docker, Kubernetes, CI/CD pipelines and at least one cloud platform (AWS/Azure). A security-first mindset is required to support audits and compliance across client projects.