Remote AI-Powered Frontend & UX Engineer

Fullstack; La Pampa; Remote; ARS 139,086,000 - 200,903,000; Full time

Benefits offered by this job

Fully remote

Job summary

Darwoft is seeking a Senior Frontend/UX Engineer to join a U.S.-based fintech platform building a Digital Wallet. You’ll own end-to-end frontend features, turning UX designs into production-ready interfaces, while leveraging AI tooling to accelerate delivery.

This is a fully remote, contractor role with US-overlapping hours and a focus on secure, scalable fintech experiences. You will work on cross-platform desktop apps using React, TypeScript, and modern frontend practices, collaborating with

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 interaction design.
• Proven track record of building polished, production-ready UIs.
• Experience turning Figma designs into working applications.
• Practical experience with AI-assisted coding tools such as Cursor/Claude/GitHub Copilot.
• Ability to deliver complete features across frontend and backend boundaries.
• Experience with REST APIs and Backend for Frontend (BFF) architectures.
• Experience working in Agile environments.
• Clear written and spoken English.

Responsibilities

• Develop and maintain Keet Desktop, a cross-platform P2P app built with React.
• Translate requirements into intuitive, scalable UI/UX implementations.
• Own features end-to-end from design to delivery.
• Collaborate with backend to integrate APIs and data flows.
• Use AI-assisted tools to accelerate development and maintain quality.

Skills

React

JavaScript

TypeScript

Fintech

UX principles

REST APIs

BFF

AI tools

Agile

English comms

Tools

Electron

TAURI

Node.js

Design systems

SQL on Azure

CI/CD

Job description

Darwoft is seeking a Senior Frontend/UX Engineer to join a U.S.-based fintech platform building a Digital Wallet. You’ll own end-to-end frontend features, turning UX designs into production-ready interfaces, while leveraging AI tooling to accelerate delivery.

This is a fully remote, contractor role with US-overlapping hours and a focus on secure, scalable fintech experiences. You will work on cross-platform desktop apps using React, TypeScript, and modern frontend practices, collaborating with