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 prin...