Senior Frontend / UX Engineer - AI-Driven Fintech (Remote)

Global Rabbits Llc.; Rosario; Remote; ARS 103,480,000 - 206,960,000; Full time

Benefits offered by this job

Contractor payment in USD

100% remote work

Argentine holidays

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech project, remotely from LATAM, as a full-time contractor. You will build the Digital Wallet experience using React, JavaScript and TypeScript, translating Figma designs into production-ready interfaces with AI-assisted tooling.

You will own features end to end, collaborate with product and design, and ensure performance, accessibility and maintainability across the app. fintech experience is a plus.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications and digital wallets.
• Solid understanding of UX principles, usability, and user-centered design.
• Proven track record of production-ready UI.
• Experience turning 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 Backend for Frontend architectures.
• Strong communication and ability to work in a distributed team.

Responsibilities

• Design, develop, and maintain high-quality user interfaces for a Digital Wallet.
• Translate UX/UI designs into functional, responsive 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 Backend for Frontend services that support application requirements.
• Implement API integrations and supporting backend functionality when needed.
• Ensure consistency, performance, accessibility, and maintainability.
• Take part in code reviews and help improve development practices.
• Find ways to simplify development workflows through AI-assisted engineering.

Skills

React

JavaScript

TypeScript

Fintech Apps

Digital Wallets

UX Principles

AI coding tools

REST APIs

BFF Architecture

Agile

Tools

Node.js

GitHub Copilot

Cursor

Claude Code

Electron

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech project, remotely from LATAM, as a full-time contractor. You will build the Digital Wallet experience using React, JavaScript and TypeScript, translating Figma designs into production-ready interfaces with AI-assisted tooling.

You will own features end to end, collaborate with product and design, and ensure performance, accessibility and maintainability across the app. fintech experience is a plus.