Senior Frontend Engineer — AI-Driven Fintech Wallet

Fullstack; Ciudad de Mendoza; Remote; ARS 139,086,000 - 200,903,000; Full time

Benefits offered by this job

Contractor payment in USD

100% remote work

Access to Argentine public holidays

Observability modernization for core平台

Professional development

Job summary

Darwoft, a LATAM fintech innovator, seeks a Senior Frontend / UX Engineer to build a Digital Wallet with AI-assisted tools. You will transform UX/UI designs into scalable, production-ready features, collaborate with cross-functional teams, and own end-to-end delivery in a remote, international setting.

You will work on React/JS/TS, REST APIs, and BFF architectures, delivering polished, accessible interfaces with performance in mind.

Qualifications

• Experience building fintech applications or digital wallets.
• Strong front-end development skills with React, JavaScript and TypeScript.
• Ability to translate UX/UI designs into production-ready interfaces.
• Experience with AI-assisted coding tools and modern development workflows.

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 to delivery.
• Use AI-powered tools to speed up frontend and full-stack development.
• Build and maintain Backend for Frontend (BFF) services as 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.

Skills

React

JavaScript

TypeScript

Fintech

Digital wallets

UX Design

Figma to code

AI tools

REST APIs

BFF

Agile

Communication

Production code

Tools

Cursor

Claude Code

GitHub Copilot

Node.js

Design systems

Job description

Darwoft, a LATAM fintech innovator, seeks a Senior Frontend / UX Engineer to build a Digital Wallet with AI-assisted tools. You will transform UX/UI designs into scalable, production-ready features, collaborate with cross-functional teams, and own end-to-end delivery in a remote, international setting.

You will work on React/JS/TS, REST APIs, and BFF architectures, delivering polished, accessible interfaces with performance in mind.