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

Fullstack; Ciudad de Mendoza; Remote; ARS 127,737,000 - 234,184,000; Full time

Benefits offered by this job

USD payments

100% remote work

Professional development

International team collaboration

Job summary

Tether seeks a Senior Frontend / UX Engineer to join its LATAM remote team, building the Digital Wallet with end-to-end frontend features. The role emphasizes strong UI/UX, React/TypeScript, and AI-assisted development tools to accelerate delivery.

You will own features across the stack, collaborate with design, and ensure scalable, production-ready interfaces in a fintech context. This is a full remote contractor role paid in USD.

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.
• Proven track record of building polished, production-ready UIs.
• Experience translating designs into working applications.
• Practical experience with AI-assisted coding tools.
• Ability to deliver features across frontend and backend boundaries.
• Experience with REST APIs and BFF architectures.

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 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 supporting application requirements.
• Implement API integrations and supporting backend functionality as needed.
• Ensure performance, accessibility, and maintainability across the app.
• Participate in code reviews and improve development practices.
• Find ways to simplify workflows through AI-assisted engineering.

Skills

React

TypeScript

JavaScript

Frontend architecture

UX principles

REST APIs

Agile

UI/UX design

Tools

Electron

Node.js

AI-assisted coding tools

Job description

Tether seeks a Senior Frontend / UX Engineer to join its LATAM remote team, building the Digital Wallet with end-to-end frontend features. The role emphasizes strong UI/UX, React/TypeScript, and AI-assisted development tools to accelerate delivery.

You will own features across the stack, collaborate with design, and ensure scalable, production-ready interfaces in a fintech context. This is a full remote contractor role paid in USD.