Remote Senior Frontend Engineer – Fintech Wallet AI Tools

Imachines; Rosario; Remote; ARS 127,737,000 - 255,474,000; Full time

Benefits offered by this job

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Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company that is simplifying cross-border payments and the digital wallet space.

This frontend-first role focuses on turning UX/UI designs into production-ready features and enabling AI-powered development across the stack. You will own features end-to-end, collaborating with product, design, and backend teams while delivering robust, accessible interfaces in a remote LATAM setting.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience turning UX/UI designs into working applications.
• Experience with AI-assisted coding tools and modern development workflows.
• Ability to deliver complete features across frontend and backend boundaries.
• Experience with REST APIs and Backend for Frontend (BFF) architectures.
• Experience working in Agile product development environments.

Responsibilities

• Design, develop, and maintain high-quality user interfaces for a Digital Wallet.
• Translate UX/UI designs and product requirements into functional, intuitive, and responsive 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

UX principles

Figma designs to code

AI-assisted coding tools

REST APIs

Backend for Frontend

Agile

Communication

Independent execution

Tools

Cursor

Claude Code

GitHub Copilot

Node.js

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company that is simplifying cross-border payments and the digital wallet space.

This frontend-first role focuses on turning UX/UI designs into production-ready features and enabling AI-powered development across the stack. You will own features end-to-end, collaborating with product, design, and backend teams while delivering robust, accessible interfaces in a remote LATAM setting.