Senior Full-Stack Engineer - React/TS + AI Tools (Remote LATAM)

Rootstrap; Municipio de Rincón de los Sauces; Remote; ARS 138,361,000 - 230,602,000; Full time

Benefits offered by this job

Fully remote contractor (LATAM)

Core US-time hours

Learning & CI/CD focus

Start in early November

Job summary

Darwoft is seeking a Senior Fullstack Engineer with a frontend focus to join a high-impact FinTech project. You will design and ship agent-facing experiences using React and TypeScript within a modular frontend architecture, collaborating with backend services and APIs powering the platform.

The role emphasizes an agentic development mindset, using AI coding assistants and automation to prototype faster, improve tests, and accelerate debugging while maintaining ownership of code quality and

Qualifications

• 8+ years of software engineering with frontend focus.
• Strong React and TypeScript experience.
• Hands-on with AI development tools and agentic workflows.
• Experience with forms, tables, dashboards and multi-step workflows.

Responsibilities

• Design and maintain React/TypeScript features across CX modules.
• Build reusable UI components, forms, tables, dashboards.
• Apply AI-assisted engineering practices to prototyping and testing.
• Collaborate with Product and backend engineers to deliver UX.
• Lead frontend integration with BFF/backend APIs.
• Contribute to architecture, code reviews, and testing standards.

Skills

React

TypeScript

AI tooling

Frontend architecture

REST APIs

OpenAPI

TanStack Query

Testing

Git & CI

Tools

Cursor

Claude Code

GitHub Copilot

AI coding agents

FastAPI

Job description

Darwoft is seeking a Senior Fullstack Engineer with a frontend focus to join a high-impact FinTech project. You will design and ship agent-facing experiences using React and TypeScript within a modular frontend architecture, collaborating with backend services and APIs powering the platform.

The role emphasizes an agentic development mindset, using AI coding assistants and automation to prototype faster, improve tests, and accelerate debugging while maintaining ownership of code quality and