Job Summary: Develop complex backend solutions for the healthcare sector, leading the design, implementation, and optimization of systems. Key Highlights: 1. Direct impact on clinical data platforms. 2. Technical challenge with modern architectures, microservices, and cloud. 3. Technical leadership and mentoring of junior developers. DESCRIPTION You will work on developing complex backend solutions within the **healthcare sector**, with direct impact on platforms managing large volumes of clinical data. A technical challenge involving modern architectures, microservices, and cloud, where your experience will make the difference. **Conditions** --------------- * **Work modality:** Remote * **Work location:** Barcelona * **Duration:** Temporary. Initially until September 2026. * **Working hours:** Full-time * **Salary:** Based on professional experience. €35,000–45,000 gross per annum. **Your Responsibilities** ------------- * Lead the **design and implementation of backend solutions** for complex applications. * Collaborate with software architects to define **technical structure and architecture**. * Develop and maintain **efficient, scalable, and high-quality code**. * Manage databases, optimizing queries and ensuring **data integrity**. * Implement solutions for **information storage and retrieval**. * Apply **security best practices** and identify potential vulnerabilities. * Improve **system performance** through code and infrastructure optimization. * Collaborate with multidisciplinary teams (frontend, QA, architecture). * Provide **technical leadership and mentoring** to more junior developers. * Diagnose and resolve backend technical incidents. * Document code, processes, and architectural decisions. REQUIREMENTS **Mandatory** ------------------ * University degree in **Computer Science or related field**. * **8–10 years of experience** as a Backend Software Developer. * Experience in **projects within the healthcare domain**. * Experience working in **agile environments (Scrum or Kanban)**. * Experience in **cloud environments**, preferably AWS or GCP. * Proficiency in **Java** and the **Spring ecosystem**: * Spring Boot * Spring Data * Spring JPA * Spring Security * Experience with **REST APIs** and the **OpenAPI specification**. * Experience with **microservice architectures**. * Solid knowledge of **SQL and NoSQL databases**: * PostgreSQL, MySQL, or MSSQL * MongoDB * HBase / Bigtable * ElasticSearch / Solr **Desirable** ------------ * Experience with **Jenkins or GitLab CI**. * Knowledge of **Python or C#**. * Experience with **healthcare interoperability standards**, such as **HL7 or FHIR**. * Familiarity with **healthcare terminologies** (SNOMED, ICD, HPO, etc.). * Experience in environments handling **large volumes of data**. **Digital Group** We are a team of over 100 technology professionals, offering you stable projects with leading national and international clients, developing solutions in Artificial Intelligence, Cloud, Cybersecurity, etc. We commit to supporting you throughout every phase of the project, ensuring your professional growth alongside us and that your contribution matters. * **Want to stay up-to-date with the latest technologies and seek new challenges? Send us your CV and we’ll contact you!**