Remote Senior Frontend Engineer – Fintech Wallet & AI

Fullstack; Municipio de Rincón de los Sauces; Remote; ARS 127,737,000 - 191,605,000; Full time

Benefits offered by this job

Contractor paid in USD

100% remote (LATAM)

Argentine public holidays access

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join as a full-time contractor, working remotely across LATAM. You will build polished, production-ready interfaces for a fintech Digital Wallet, leveraging AI-powered tools to extend capabilities across frontend and backend services.

You will turn UX/UI designs into scalable features, collaborate with product and design teams, and ensure accessibility, performance, and code quality.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications or digital wallets.
• Solid UX usability and user-centered development understanding.

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, interactions, and overall usability.
• Own features end to end, from initial requirements through implementation and delivery.
• Use AI-powered development tools to speed up frontend and full-stack development.
• Build and maintain Backend for Frontend (BFF) services that support application requirements.
• Implement API integrations and supporting backend functionality when needed.
• Ensure consistency, performance, accessibility, and maintainability across the application.
• Take part in code reviews and help improve development practices.
• Find ways to simplify development workflows through AI-assisted engineering.

Skills

React

JavaScript

TypeScript

Frontend architecture

UI/UX design

Agile

Tools

REST APIs

BFF

Design systems

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join as a full-time contractor, working remotely across LATAM. You will build polished, production-ready interfaces for a fintech Digital Wallet, leveraging AI-powered tools to extend capabilities across frontend and backend services.

You will turn UX/UI designs into scalable features, collaborate with product and design teams, and ensure accessibility, performance, and code quality.