Eleks

(healthcare), Senior Full-Stack Software Developer (Java+React), TSCM-43887

Argentina April 8, 2026 Lever
ELEKS Software Engineering & Development Office is looking for a Senior Full-Stack Software Developer (Java+React) 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.
ELEKS Software Engineering & Development Office is looking for a Senior Full-Stack Software Developer (Java+React) 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 consumed by multiple downstream systems
  • Solid understanding of REST API design, authentication, authorization, and web security principles
  • Hands-on experience with Databricks for data processing and data engineering workflows
  • Working frontend development skills — React, TypeScript, CSS; ability to contribute to UI features alongside backend work
  • Experience with ARO (Azure Red Hat OpenShift) or equivalent container orchestration platforms
  • Proficiency in CI/CD tooling — Jenkins
  • Proficiency in Git including branching workflows, code reviews, and pull requests
  • Hands-on experience with GitHub Copilot or other AI-based coding assistants
  • Hands-on experience with developer tooling: IntelliJ IDEA, VS Code, Git, Chrome Developer Tools
  • Solid communication and collaboration skills with ability to engage both technical and non-technical stakeholders

    • NICE TO HAVE

  • Experience in the healthcare domain or regulated industry environments
  • Deeper frontend experience with Redux, Webpack, and Microfrontend (MFE) architecture
  • Familiarity with MuleSoft or API integration platforms
  • Experience with containerization (Docker, Kubernetes) and cloud platforms (AWS, Azure, GCP)
  • Understanding of DevSecOps practices and GitOps workflows
  • Knowledge of code quality scanning tools such as SonarQube
  • Working knowledge of Dynatrace for monitoring and observability
  • Basic experience with NGINX and PCF/OpenShift
  • UCD (UrbanCode Deploy), Insomnia
  • Experience working in agile delivery teams — comfortable with estimation, sprint planning, and Jira

    • 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
    • Apply on company site

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