ph3Backend Developer (Java / Spring Boot / AWS) - Assisted Channels /h3 pSpain | Hybrid in Madrid, Barcelona, Málaga or Logroño | Remote in the rest of the country /p pFull-time /p h3About The Role /h3 pWe are looking for experienced Backend Developers specialized in Java and Spring Boot, with strong expertise in microservices architectures and cloud-native development in AWS environments. You will join an international digital transformation project focused on building scalable backend services, event-driven architectures, and modern API ecosystems within a high-availability environment. /p pThis role combines backend engineering, cloud-native development, integrations, and modern architectural practices. /p h3What you’ll do /h3 ul liDesign and develop scalable microservices using Java and Spring Boot /li liDefine and implement RESTful APIs ensuring performance, scalability, and security /li liApply clean architecture principles, including hexagonal architecture (ports adapters) /li liDevelop and maintain persistence layers using PostgreSQL and JPA/Hibernate /li liBuild and maintain serverless components using AWS Lambda /li liContribute to event-driven architectures using AWS services such as SQS and EventBridge /li liIntegrate internal and external systems, including CRM platforms via OData /li liWrite and maintain unit and integration tests /li liCollaborate with DevOps and cloud teams in AWS environments /li liFollow best practices in CI/CD, version control,



and code quality /li /ul h3What we’re looking for /h3 ul li+3 years of professional experience in backend development /li liStrong hands-on experience with: ul liJava /li liSpring Boot /li liMicroservices architectures /li /ul /li liExperience designing and implementing: ul liREST APIs /li liAPI versioning and documentation /li /ul /li liStrong knowledge of: ul liPostgreSQL /li liJPA / Hibernate /li /ul /li liExperience with: ul liJUnit /li liMockito /li liunit and integration testing /li /ul /li liExperience working in AWS environments and cloud-native architectures /li liUnderstanding of clean architecture principles and separation of concerns /li liSpanish fluent/native level /li liEnglish B2 (spoken and written) – required /li /ul h3Highly valued /h3 ul liExperience with: ul liAWS Lambda /li liEvent-driven architectures /li liAmazon SQS /li liAmazon EventBridge /li liKafka or similar technologies /li /ul /li liExperience integrating with: ul liMicrosoft Dynamics /li liOData protocols /li /ul /li liKnowledge of: ul liHexagonal Architecture /li liDomain-Driven Design (DDD) principles /li /ul /li /ul h3Work model /h3 ul liHybrid model available in: ul liMadrid /li liBarcelona /li liMálaga /li liLogroño /li /ul /li liRemote from other locations within Spain /li /ul h3Note /h3 pWe are looking for backend-focused engineers with strong experience building modern Java microservices and cloud-native systems. This is a highly technical and hands‑on role within a collaborative engineering environment. /p /p #J-18808-Ljbffr

📌 Backend Developer (Java / Spring Boot / AWS) - Spain (Hybrid/Remote)
🏢 Talent Connect
📍 Madrid