Senior AI-Driven Frontend Engineer — Remote (LATAM)

Coderio; Municipio de Rincón de los Sauces; Remote; ARS 137,974,000 - 206,960,000; Full time

Benefits offered by this job

Contractor payment in USD

100% remote

Argentine public holidays access

Observability modernization project

Job summary

Darwoft seeks a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company building a Digital Wallet for cross-border payments.

This frontend-first role focuses on turning UX/UI designs into scalable wallet features. You will leverage AI-powered development tools to extend the stack, work across frontend and backend boundaries, and collaborate with product and design teams to optimize usability, performance, and accessibility.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications, digital wallets, or payment platforms.
• Solid understanding of UX principles and user-centered development.
• Production-ready UI development track record.
• Experience translating Figma designs into working apps.
• Experience with AI-assisted coding tools.
• Ability to deliver features across frontend and backend boundaries.
• Experience with REST APIs and BFF architectures.
• Frontend architecture, reusable components, and state management.
• Agile product development experience.
• Strong communication, problem-solving, and independent execution.
• Comfort with production code.

Responsibilities

• Design, develop, and maintain high-quality UX for a Digital Wallet.
• Translate designs and requirements into functional, responsive apps.
• Collaborate with product and design to improve user journeys and usability.
• Own features end to end from requirements to delivery.
• Use AI-powered tools to speed frontend and full-stack work.
• Build and maintain BFF services to support app needs.
• Implement API integrations and backend functionality when needed.
• Ensure performance, accessibility, and maintainability across the app.
• Participate in code reviews and improve development practices.
• Find ways to simplify workflows with AI-assisted engineering.

Skills

React

JavaScript

TypeScript

UX principles

REST APIs

AI-assisted coding

Frontend architecture

Agile

Communication

Tools

Cursor

Claude Code

GitHub Copilot

Job description

Darwoft seeks a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company building a Digital Wallet for cross-border payments.

This frontend-first role focuses on turning UX/UI designs into scalable wallet features. You will leverage AI-powered development tools to extend the stack, work across frontend and backend boundaries, and collaborate with product and design teams to optimize usability, performance, and accessibility.