Prometeo Talent is partnering with a fast-growing US-based cybersecurity startup to recruit a Senior Backend Engineer. You will design, build, and maintain scalable backend services in Java and Python, owning features end-to-end in a distributed systems environment. The role emphasizes AI-assisted development workflows, resilience, and fast-paced problem solving. Adecuado candidates have 8+ years in backend or software engineering, strong Java/Python expertise, and a proactive ownership mindset.