Senior Backend Engineer
At Prometeo Talent, we connect top-tier tech and engineering professionals with companies that are shaping the future. With a strong presence across America and Europe, we’re proud to be one of the highest-rated recruitment agencies in the market.
We're currently partnering with a fast-growing US-based cybersecurity startup. The company is building innovative security solutions that help organizations strengthen their cybersecurity posture through intelligent, scalable, and modern technology. As an early-stage startup, you'll have the opportunity to work on complex technical challenges, contribute to product evolution, and make a direct impact on the growth and success of the platform.
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.

Requirements
- 8+ years of experience in 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 (AI agents, agentic systems, or LL

📌 Senior Backend Engineer (Buenos Aires)
🏢 Felix
📍 Buenos Aires