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Senior JavaScript Full-Stack Developer (Java/Kotlin, React)

Company

EPAM Systems

Location

lanús, lanús

Posted

May 24, 2026

Position Overview

Responsibilities
  • Build and evolve GraphQL APIs that support scalable client and server interactions
  • Maintain multiple production systems through debugging, monitoring, and operational support
  • Ensure services meet SLAs by improving reliability, incident response, and runbooks
  • Evaluate and select technologies by comparing trade‑offs across platforms and architectures
  • Collaborate across teams to align system boundaries, integrations, and ownership
  • Implement testing practices across unit and integration layers to protect production quality
  • Improve observability with logging, metrics, and alerting to reduce time to detect and resolve issues
  • Develop secure workflows for identity- or security-sensitive components
  • Contribute to agile planning, estimation, and delivery to ship predictable outcomes
  • Use AI‑assisted development tools to improve productivity while maintaining code quality

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