Java Software Engineer - Freelance

Java Software Engineer Amsterdam (hybrid)€105 per hour12-month (likely extensions) Are you passionate about building scalable cloud-native applications using modern Java technologies? We're looking for an experienced Software Engineer to join a collaborative engineering team responsible for developing high-volume backend services that power mission-critical digital products. Working within an Agile environment, you'll design and build resilient microservices, contribute to architectural decisions, improve system reliability and help deliver software that supports millions of customer interactions. What you'll be doingBuilding scalable Java-based backend servicesDesigning and maintaining REST APIsWorking with Kubernetes and AWS cloud technologiesDeveloping automated tests and CI/CD pipelinesSupporting production systems and improving service reliabilityParticipating in architecture discussions and technical designCollaborating with Product Managers, Engineers and Platform teamsContributing to continuous improvement initiatives across engineering practicesWhat we're looking forStrong commercial experience with Java (17+)Spring Boot or DropWizardREST API developmentKubernetesAWSCI/CD pipelinesAutomated testingMicroservices architectureProduction support and monitoringExperience designing scalable distributed systemsExperience with OpenAPI, GraphQL, observability tooling (Grafana, OpenTelemetry), deployment automation and API lifecycle management would be highly advantageous. You'll thrive if you...Enjoy solving complex technical problemsTake ownership of services from development through productionCare about software quality and engineering excellenceLike working in collaborative Agile teamsWant to build highly scalable cloud-native platforms using modern technologies