Remote Senior Backend Engineer – Java/Python, Ai-Driven

Anyone Ai Inc.; Santa Fe Capital; Remote; ARS 136,310,000 - 196,892,000; Full time

Benefits offered by this job

Company-provided laptop

Generous PTO

Regional holidays

Job summary

Anyone Ai Inc. is seeking a Senior Backend Engineer for a 100% remote role, focusing on building scalable systems in a startup environment. You will own backend design and implementation with Java and Python and collaborate with a highly technical team.

You will work with AI-assisted development workflows to boost productivity while maintaining quality, and contribute to architecture, performance, and reliability across distributed services.

Qualifications

• 8+ years of backend software experience.
• 5+ years with Python in production systems.
• Strong Java experience.
• Experience with AI/LLM-based development in production.
• Experience with distributed systems and asynchronous processing.
• Experience with databases, message queues, and data pipelines.
• Advanced English language skills.
• Strong ownership and ability to work in startup environments.

Responsibilities

• Design, build, and maintain scalable backend services using Java and Python.
• Develop distributed systems with databases, APIs, message queues, and data pipelines.
• Own features end-to-end from design to monitoring.
• Ensure reliability, performance, and maintainability of production systems.
• Collaborate with product and engineering teams to translate requirements.
• Improve performance, scalability, and operational efficiency.
• Leverage AI-assisted tools to accelerate delivery while preserving quality.
• Participate in architectural decisions as the company scales.
• Improve development processes, tooling, and standards.

Skills

Python

Java

Distributed systems

AI/LLM development

Ownership mindset

English (Advanced)

Tools

Docker

Kubernetes

Job description

The Opportunity

We are looking for a Senior Backend Engineer who thrives in startup environments and enjoys building scalable systems from the ground up.

This role is ideal for engineers who combine deep backend expertise with a strong ownership mindset. You will play a key role in designing, building, and maintaining distributed systems while collaborating with a highly technical and fast-moving team.

The ideal candidate has extensive experience with Java and Python, enjoys solving complex engineering problems, and embraces AI-assisted development workflows to increase productivity without compromising quality.

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 LLM-powered applications)
• Experience building AI-driven features, LLM integrations, or agentic workflows in production environments is highly preferred.
• Solid understanding of distributed systems, scalable architectures, and asynchronous processing.
• Experience working with databases, message queues, and data processing pipelines.
• Hands-on experience with Docker and Kubernetes in production environments.
• 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

Nice to have

• Experience working in product-focused companies, owning products beyond the initial development phase.
• Experience in cybersecurity products or security-focused platforms.
• Experience with Kafka, RabbitMQ, or similar messaging systems.
• Experience building large-scale distributed data processing systems.
• Background in high-growth startups or scale-ups.
• Previous experience in large technology companies

What’s in it for You

• 100% remote work with flexibility to work from LATAM.
• Join an early-stage cybersecurity startup where your work will directly impact the product and company growth.
• Be part of an engineering culture that embraces modern AI-assisted development workflows.
• Company-provided laptop and equipment.
• Generous PTO and regional holidays.
• High ownership, autonomy, and direct influence on technical decisions.