Senior AI-Native Software Engineer (SaaS)

The Flex; Buenos Aires; A distancia; ARS 182.485.000 - 273.727.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

100% remote work

English classes

Access to learning platforms

Referral program

Argentina holidays

Descripción de la vacante

Darwoft offers a remote-first environment for a Senior/Staff Software Engineer to help build an AI-native transaction platform for LATAM teams. You will shape architecture, reliability, and velocity while navigating a large codebase and leveraging AI coding agents to accelerate delivery.

The role emphasizes hands-on production software work over ML model training, with ownership of complex systems and collaboration with product leadership. This is a contractor role paying in USD, fully remote.

Formación

• Experience building production software systems.
• Excellent software engineering fundamentals: architecture, design, testing, maintainability.
• Experience with large or complex existing codebases.
• Strong backend or full-stack experience with modern languages and frameworks.
• Experience building modern web apps and SaaS products.
• Strong understanding of APIs, data modeling, distributed systems.

Responsabilidades

• Navigate, understand, and evolve a large production codebase.
• Design and implement new product capabilities across a complex SaaS platform.
• Make pragmatic architectural decisions as the product scales.
• Identify technical debt and reliability issues; opportunities for improvement.
• Use Claude Code, Codex, Cursor, Copilot, or similar AI coding agents throughout the lifecycle.
• Build and evolve backend services, APIs, data models, and workflows.
• Contribute across the application stack and strengthen testing and observability.

Conocimientos

Production software

Architecture & design

Backend or full-stack

APIs & distributed systems

Relational databases

Cloud & CI/CD

Herramientas

Claude Code

OpenAI Codex

Cursor

GitHub Copilot

Windsurf

Descripción del empleo

Darwoft offers a remote-first environment for a Senior/Staff Software Engineer to help build an AI-native transaction platform for LATAM teams. You will shape architecture, reliability, and velocity while navigating a large codebase and leveraging AI coding agents to accelerate delivery.

The role emphasizes hands-on production software work over ML model training, with ownership of complex systems and collaboration with product leadership. This is a contractor role paying in USD, fully remote.