Java Back-end Developer

Description

Job Summary: We are looking for a Java Back-end Developer to join a multidisciplinary team working on the digitalization and modernization of medical management processes. Key Highlights: 1. Multidisciplinary team with positive impact through technology 2. Design, development, and maintenance of Java 21 back-end services 3. Opportunity for personal and professional growth #### **Humanizing Technology.** We are a large company with a startup soul. We organize ourselves into expert knowledge units that collaborate with each other. Therefore, we seek **curious individuals**, who are **motivated by challenges and eager to grow personally and professionally**, and who wish to join our team to have a **positive impact** on the world through technology. **ARE YOU READY FOR THE CHALLENGE?** ------------------------ As a **Java Back-end Developer**, you will join a multidisciplinary team of approximately 20 people, collaborating with developers, QAs, technical leads, architects, and UX/UI designers in a collaborative environment focused on the digitalization and modernization of medical management processes. The selected candidate will become part of a We are leaders in end-to-end application maintenance, based on operational improvement. This includes recurring maintenance and technical and functional support services, as well as evolutionary enhancements and new developments. We cover all necessary layers—from conceptualization and design to quality assurance and security of applications to be deployed. We advocate for multidisciplinary profiles and believe in the Full Stack philosophy; therefore, experience in other technology stacks—whether back-end (Java, .Net, NodeJS, etc.), mobile development (iOS, Ionic, Flutter, etc.), or web (HTML+JS+CSS, AngularJS, etc.)—will also be positively valued. **WHAT WILL YOU DO DAILY?** ------------------------------- * Design, develop, and maintain back-end services using **Java 21** and the Spring ecosystem. * Participate in defining layered and microservices-based architectures. * Implement complex business logic and integrate heterogeneous services from the healthcare ecosystem. * Design and consume **REST APIs**, following best practices (HTTP, REST, OpenAPI). * Ensure software quality, reliability, and security. * Manage versioning, dependencies, and deployments using **Git** and **Maven**. * Collaborate with other team members in a highly coordinated work environment. * Perform integrations with legacy systems via **SOAP** and **JNLP** (where applicable). **WHAT DO WE EXPECT FROM YOU?** ------------------------- * Proficiency in Java 21. * Advanced understanding of OOP and SOLID principles. * Experience with layered architecture. * Experience with microservices. * Spring Framework: + Spring Boot + Spring Web + Spring WebFlux + Spring Security + Spring Data MongoDB + Experience with Spring Boot Starters (understanding and implementation) * Knowledge of Lombok. * Experience with MongoDB (queries and aggregations). * Knowledge and application of OAuth2. * Experience designing and consuming HTTP/REST/OpenAPI APIs. * Maven and Git. * Valuable qualifications: + Containerization with Docker / Docker Compose. + AWS experience (Lambda, S3, SQS, ElastiCache, AWS SDK, Parameter Store). + Use of MapStruct. + Jenkins knowledge. + HATEOAS knowledge. + Experience integrating SOAP or JNLP systems. * High proactivity, initiative, and anticipation ability. * Strong communication skills with both technical and functional stakeholders. * Ability to work collaboratively within a multidisciplinary environment. #### **WHAT WILL YOU FIND AT SEIDOR?** * **A diverse team**. We respect differences that make us more human. * **Camaraderie**. We work as a team and learn from one another. * **Flexibility and work-life balance**. Remote work is in our DNA. We promote flexible working hours, and offer shortened workdays on Fridays and during July and August. * **Continuous learning**. Training in languages, technical skills, certifications, etc. * **Personalized career development**, enabling you to decide how far you want to go. * **Autonomy**, and the opportunity to propose and drive new initiatives. * **Flexible compensation program**: daycare, meal, transportation vouchers, and private health insurance. * **Exclusive discounts and special conditions** for technology, entertainment, travel, etc. * You can participate in **social responsibility and environmental initiatives**. * If you have international aspirations, **we operate in 45 countries**. **Join our team and help us humanize the world through technology!**