ELEKS 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