Senior Backend Engineer - Remote, AI-Driven & Scalable

Darwoft; Neuquén; Remote; ARS 136,310,000 - 227,183,000; Full time

Job summary

Prometeo Talent is partnering with a fast-growing US-based cybersecurity startup to hire a Senior Backend Engineer who thrives in startup environments and enjoys building scalable systems.

You'll design, build, and maintain distributed backend services using Java and Python, own features end-to-end, and leverage AI-assisted development while collaborating with a highly technical team. This remote role offers LATAM-friendly hours and a strong ownership culture.

Qualifications

• 8+ years of software engineering or backend development.
• 5+ professional experience with Python, building and maintaining production-grade backend systems.
• Strong experience with Java.
• Hands-on experience with AI/LLM-based application development.
• Experience with AI-driven features, LLM integrations, or agentic workflows in production is preferred.
• Solid understanding of distributed systems, scalable architectures, and asynchronous processing.
• Experience with databases, message queues, and data processing pipelines.
• Hands-on experience with Docker and Kubernetes in production.
• Proven experience building, maintaining, optimizing, and improving products after launch.
• Strong ownership mindset, autonomy, and ability to thrive in startup or fast-paced environments.
• Advanced English level.

Responsibilities

• Design, build, and maintain scalable backend services using Java and Python.
• Develop distributed systems involving databases, APIs, message queues, and data processing pipelines.
• Take full ownership of features and services throughout their lifecycle, from design and implementation to monitoring and optimization.
• Build production-ready systems with a strong focus on reliability, performance, and maintainability.
• Collaborate closely with product and engineering teams to translate business requirements into technical solutions.
• Improve system performance, scalability, and operational efficiency across the platform.
• Leverage AI-assisted development tools to accelerate delivery while ensuring code quality and engineering best practices.
• Participate in architectural discussions and contribute to key technical decisions as the company scales.
• Continuously improve development processes, tooling, and engineering standards.

Skills

Python

Java

AI/LLM

Distributed systems

Docker

Kubernetes

Databases

Message queues

Data pipelines

English

Ownership

Tools

Kafka

RabbitMQ

Job description

Prometeo Talent is partnering with a fast-growing US-based cybersecurity startup to hire a Senior Backend Engineer who thrives in startup environments and enjoys building scalable systems.

You'll design, build, and maintain distributed backend services using Java and Python, own features end-to-end, and leverage AI-assisted development while collaborating with a highly technical team. This remote role offers LATAM-friendly hours and a strong ownership culture.