Senior Frontend & UX Engineer – AI-Driven Wallet (Remote)

Bluelight Consulting, Llc; Ciudad de Mendoza; Remote; ARS 127,737,000 - 255,474,000; Full time

Benefits offered by this job

Payment in USD

Remote work in LATAM

Argentine public holidays

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company focused on cross-border payments for the Latino community.

This frontend-first role builds the Digital Wallet, turning UX/UI designs into scalable, production-ready features. You will use AI-powered tools to extend the stack, work on BFF services and API integrations, and ensure accessibility, performance, and maintainability.

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, interaction design, and user-centered development.
• 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, intuitive applications.
• Collaborate with product and design teams to improve user journeys and usability.
• Own features end-to-end, from requirements through delivery.
• Use AI-powered tools to speed up frontend and full-stack development.
• Build and maintain BFF services that support application requirements.
• Implement API integrations and supporting backend functionality when needed.
• Ensure consistency, 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.

Skills

React

JavaScript

TypeScript

Fintech experience

UX principles

Figma to code

AI-assisted coding

End-to-end features

REST APIs/BFF

Agile

Communication

Tools

Cursor

Claude Code

GitHub Copilot

Figma

Node.js

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company focused on cross-border payments for the Latino community.

This frontend-first role builds the Digital Wallet, turning UX/UI designs into scalable, production-ready features. You will use AI-powered tools to extend the stack, work on BFF services and API integrations, and ensure accessibility, performance, and maintainability.