Summary: Join ELEKS as a Senior Software Developer, focusing on backend development for an enterprise time-tracking platform, collaborating with a professional team. Highlights: 1. Develop backend functionality and implement new features 2. Contribute to architectural decisions and propose improvements 3. Collaborate with a team of professionals ELEKS Software Engineering \& Development Office is looking for a Senior Software Developer (Java) based in Buenos Aires for a hybrid position: 2–3 days per week onsite at our local office, with the remaining days remote. Working hours 10:00 AM – 6:00/7:00 PM ART #### **ABOUT PROJECT** The client is among the top\-5 health insurance companies in the US. They are dedicated to expanding access to high\-quality, cost\-effective health care and equipping their members with information and tools so they can make the best health care decisions for themselves and their families. #### **REQUIREMENTS** * 5\+ years of professional experience in Java backend development * Strong proficiency in Java with hands\-on experience in Spring Boot 3\.x * Solid experience designing and building REST APIs following industry best practices * Solid understanding of REST API design, authentication, authorization, and web security principles * Hands\-on experience with developer tooling: IntelliJ IDEA, VS Code, Git, Chrome Developer Tools * Working knowledge of Dynatrace for monitoring and observability * Basic experience with NGINX, Jenkins, and PCF/OpenShift * Experience working in agile delivery teams – comfortable with estimation, sprint planning, and Jira #### **NICE TO HAVE** * Experience in the healthcare domain or regulated industry environments * Familiarity with MuleSoft or integration platform concepts * Experience with Databricks or other big data / data engineering platforms * Experience with containerization (Docker, Kubernetes) and cloud platforms (AWS, Azure, GCP) * Understanding of DevSecOps practices and GitOps workflows * Knowledge of CI/CD pipeline design and maintenance beyond basic tooling * UCD (UrbanCode Deploy), Insomnia #### **RESPONSIBILITIES** * Develop backend functionality for the enterprise time‑tracking platform * Implement new features, enhancements, and integrations * Optimize data processing, API performance, and backend logic * Participate in refinement, planning, and technical discussions * Collaborate with PM, Designers, QAs, and senior developers * Investigate and troubleshoot production issues when needed * Ensure code quality following engineering best practices * Contribute to architectural decisions and propose improvements #### **WHAT YOU WILL GET WITH ELEKS** * Close cooperation with a customer * Challenging tasks * Competence development * Ability to influence project technologies * Team of professionals * Dynamic environment with low level of bureaucracy #### **ABOUT** **ELEKS** ELEKS is a custom software development company. We deliver value to our clients, thanks to our expertise and experience gained from working as a software innovation partner since 1991\. Our 2000\+ professionals located in the Delivery Centers across Eastern Europe and sales offices in Europe and North America, provide our clients with a full range of software engineering services. These include product development, QA, R\&D, design, technology consulting and dedicated teams.