Senior Frontend/UX Engineer – AI Wallet (Remote LATAM)

Bluelightconsulting; Tandil; Remote; ARS 85,158,000 - 127,737,000; Full time

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech project that delivers a Digital Wallet for cross-border payments.

This is a remote LATAM contractor role with full-time dedication and English level B2. Your focus will be frontend-first: turning UX/UI designs into intuitive, production-ready wallet features, using AI-assisted tools to extend the stack, and contributing to backend-for-frontend services when needed.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications, digital wallets, or payment platforms.
• Solid understanding of UX principles, usability, and user-centered development.
• A proven track record of building polished, production-ready user interfaces.
• Experience turning Figma designs into working applications.
• Practical experience with AI-assisted coding tools such as Cursor, Claude Code, GitHub Copilot, or similar.

Responsibilities

• Design, develop, and maintain high-quality user interfaces for a Digital Wallet.
• Translate UX/UI designs and product requirements into functional, responsive applications.
• Collaborate with product and design teams to improve user journeys and usability.
• Own features end to end from requirements to delivery.
• Use AI-powered development tools to speed up frontend and full-stack development.
• Build and maintain BFF services to support application requirements.
• 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 development workflows through AI-assisted engineering.

Tools

React

JavaScript

TypeScript

Figma

Cursor

Claude Code

GitHub Copilot

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech project that delivers a Digital Wallet for cross-border payments.

This is a remote LATAM contractor role with full-time dedication and English level B2. Your focus will be frontend-first: turning UX/UI designs into intuitive, production-ready wallet features, using AI-assisted tools to extend the stack, and contributing to backend-for-frontend services when needed.