Senior AI-Native Software Engineer — Remote

Anyone Ai Inc.; Neuquén; Remote; ARS 181,747,000 - 257,474,000; Full time

Benefits offered by this job

Contractor agreement with USD payment

100% remote work

Argentina's public holidays

English classes

Referral program

Learning platforms

Job summary

Darwoft is hiring a Senior/Staff Software Engineer in LATAM for an AI-native, Claude Code/ Codex-enabled codebase. You will own architecture, navigate a large production system, and leverage AI agents to accelerate delivery while ensuring reliability and maintainability.

The role focuses on building production software, guiding architectural decisions, and improving the product with a strong product mindset.

Qualifications

• Strong production software experience and ownership of systems.
• Excellent fundamentals in architecture, design, debugging, testing, and maintainability.
• Experience with large or complex existing codebases.
• Backend or full-stack experience with modern languages/frameworks.
• Experience building web applications and SaaS products.
• Understanding APIs, architecture, integrations, data modeling, and distributed systems.
• Relational databases and production data environments.

Responsibilities

• Navigate, understand, and evolve a large existing production codebase.
• Design and implement new product capabilities across a complex SaaS platform.
• Make pragmatic architectural and system design decisions as the product scales.
• Identify technical debt, architectural risks, reliability issues, and opportunities for improvement.
• Use Claude Code, Codex, Cursor, Copilot, or similar AI coding agents extensively throughout the lifecycle.
• Leverage AI agents to explore codebases, design implementations, generate and refactor code, debug issues, write tests, and accelerate delivery.
• Build and evolve backend services, APIs, integrations, data models, and application workflows.
• Contribute across the application stack when needed.
• Strengthen automated testing, observability, reliability, and production readiness.
• Improve development workflows, tooling, automation, and engineering practices.
• Troubleshoot complex issues across application, data, and infrastructure layers.
• Balance development speed with quality and maintainability.
• Work with product leadership to translate business problems into technical solutions.
• Help a small team achieve greater development leverage through AI-assisted engineering.

Skills

Production software

Architecture

System design

Debugging

Maintainability

APIs

Distributed systems

Cloud environments

CI/CD

Ownership

Tools

Claude Code

OpenAI Codex

Cursor

GitHub Copilot

Windsurf

AI coding agents

Job description

Darwoft is hiring a Senior/Staff Software Engineer in LATAM for an AI-native, Claude Code/ Codex-enabled codebase. You will own architecture, navigate a large production system, and leverage AI agents to accelerate delivery while ensuring reliability and maintainability.

The role focuses on building production software, guiding architectural decisions, and improving the product with a strong product mindset.