Join Impress – Europe’s Leading Health-Tech Innovator!We believe everyone deserves a smile they’ll love.With 150+ clinics across 10 countries and rapid growth, we’re improving lives worldwide.We’re looking for a Java Developer to join our System Team, responsible for the foundational backend services that handle authentication, authorization, file storage, and integration workflows. You’ll contribute to services that are critical for internal use.If you’re passionate about clean code, love designing maintainable and observable systems, and consistently write unit‑tested, well‑structured code—you’ll feel right at home.Why we’re coolWork with an international and multicultural teamCompetitive salaryTeeth aligner and whitening benefitsCollaborative work environment and positive cultureOpportunities to grow within a fast‑paced, innovative company and real start‑up experience with big challengesFresh fruits and healthy snacks at the officeWhat You’ll DoAs a part of the System Team, you will design, build, and maintain core services such as:Identity Provider integrations, including AWS CognitoA digital signature management system that tracks analytics and supports complianceA centralized file storage microserviceBunch of internal and external integrationsCompany wide adoption for Workflow and orchestration enginesTech StackDevelopmentJava 25 / KotlinSpring / Spring Boot,



but some services are written in plain JavaHibernateFeign (for HTTP clients)JUnit / Mockito (for testing)Apache Camel (for service integration)N8 NTemporalInfrastructureServices run in Kubernetes (K8s)Hosted on AWSSNS / SQS for asynchronous messagingGit Hub for Git, CI/CDArgo CD for Git Ops‑based deploymentRequirements2–5 years of professional experience as a Java backend developerStrong knowledge of Spring Boot and Java 21+Comfortable designing and maintaining clean, well‑tested code, covered with metricsExperience with RESTful APIs, microservices, and async communication (SNS/SQS or similar)Familiarity with software testing principles and solid use of JUnit / MockitoExperience working with Git and CI/CD flowsAwareness of cloud‑native development (Kubernetes, Git Ops, cloud services)English proficiency at B2 level or higherWillingness to occasionally read and contribute to legacy Node.Js and Kotlin servicesNice to HaveExperience with AWS Cognito or similar identity providers and understand OAuth2Background in Workflow and Orchestration engines or platform developmentKnowledge of Apache CamelAt Impress we cultivate a culture of inclusion and diversity. We celebrate our employees' individual strengths, views, and experiences and we encourage all candidates to apply, without regard to race, color, religion, gender identity, sexual orientation, age, national origin, disability, or any other factor.

📌 Java Developer (Barcelona)
🏢 Impress
📍 Barcelona