Senior Backend Engineer (Java/Python) — Remote & AI-Driven

Encora; Santa Fe Capital; Remote; ARS 136,310,000 - 196,892,000; Full time

Benefits offered by this job

Laptop provided

Generous PTO

Regional holidays

Job summary

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

You will design, build, and maintain distributed services using Java and Python, with AI-assisted development and ownership of features from design to production.

This 100% remote role offers LATAM-friendly time zones, generous PTO, and opportunities to influence product direction.

Qualifications

• 8+ years of software engineering or backend development.
• At least 5 years of professional Python experience building production-grade backends.
• Strong Java experience.
• Hands-on AI/LLM-based application development experience.
• Experience with AI-driven features, LLM integrations, or agentic workflows.
• Knowledge of distributed systems, scalable architectures, and asynchronous processing.
• Experience with databases, message queues, and data processing pipelines.
• Hands-on Docker and Kubernetes in production.
• Strong ownership, autonomy, and ability to thrive in startup 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 development

Distributed systems

Databases

Message queues

Data pipelines

Docker

Kubernetes

Ownership mindset

Startup environment

English proficiency

Tools

Java

Python

Job description

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

You will design, build, and maintain distributed services using Java and Python, with AI-assisted development and ownership of features from design to production.

This 100% remote role offers LATAM-friendly time zones, generous PTO, and opportunities to influence product direction.