Senior AI-Native Backend Engineer (Remote LATAM)

Grupo QuintoAndar; Ciudad de Mendoza; Remote; ARS 148,250,000 - 254,142,000; Full time

Benefits offered by this job

Contractor agreement with payment in $

100% remote work

Argentina's public holidays

English classes

Referral program

Learning platforms access

Job summary

Darwoft is seeking a Senior/Staff Software Engineer to join our AI-native development initiative. This remote, LATAM-focused contractor role emphasizes architectural leadership, production systems, and AI-assisted engineering with Claude Code/Codex.

You will work on a modern transaction platform for M&A workflows, balancing speed and reliability while integrating AI agents to accelerate delivery and maintain high software quality.

Qualifications

• Experience building production software systems.
• Strong fundamentals in architecture, design, debugging, testing, maintainability.
• Experience with large or complex existing codebases.
• Backend or full-stack experience with modern languages/frameworks.
• Experience building modern web apps and SaaS products.
• Strong understanding of APIs, architecture, data modeling, and distributed systems.
• Experience with relational databases and production data environments.
• Familiarity with cloud environments, CI/CD pipelines, and production operations.

Responsibilities

• Navigate, understand, and evolve a large 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 improvement opportunities.
• Use Claude Code, Codex, Cursor, Copilot, or similar AI coding agents throughout the lifecycle.
• Leverage AI agents to explore codebases, design implementations, generate/refactor code, debug, write tests.
• Build and evolve backend services, APIs, data models, and 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 speed with quality and long-term maintainability.
• Work with product leadership to translate business problems into technical solutions.
• Help a small team gain greater development leverage through AI-assisted engineering.

Skills

Production software

Architecture & system design

Backend / full-stack

APIs & data modeling

Distributed systems

AI-native tooling

Tools

Claude Code

OpenAI Codex

Cursor

GitHub Copilot

Windsurf

Job description

Darwoft is seeking a Senior/Staff Software Engineer to join our AI-native development initiative. This remote, LATAM-focused contractor role emphasizes architectural leadership, production systems, and AI-assisted engineering with Claude Code/Codex.

You will work on a modern transaction platform for M&A workflows, balancing speed and reliability while integrating AI agents to accelerate delivery and maintain high software quality.