Remote Frontend Engineer for AI-Driven FinTech Wallet

Cookunity; La Pampa; Remote; ARS 127,071,000 - 232,964,000; Full time

Benefits offered by this job

Contractor with USD payments

100% remote work

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company focused on a Digital Wallet and cross-border payments. You will build production-ready UI using React/TS, translate Figma designs into features, and own end-to-end frontend delivery while leveraging AI-assisted tools.

You will collaborate with design and product teams, work in a distributed remote setup, and help modernize core wallet experiences with performance and accessibility in mind.

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, interaction design, and user-centered development.
• Proven track record of building polished, production-ready user interfaces.
• Experience turning Figma designs into working applications.
• Experience with AI-assisted coding tools such as Cursor, Claude Code, GitHub Copilot, or similar.
• Ability to deliver complete features across frontend and backend boundaries.
• Experience with REST APIs, third-party integrations, and Backend for Frontend (BFF) architectures.
• Strong understanding of frontend architecture, reusable components, and state management.
• Experience working in Agile product development environments.
• Strong communication, problem-solving, and independent execution skills.
• Comfort working hands-on with production code.

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

Fintech

UX design

Frontend architecture

Agile

UI/UX collaboration

Tools

REST APIs

BFF

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech company focused on a Digital Wallet and cross-border payments. You will build production-ready UI using React/TS, translate Figma designs into features, and own end-to-end frontend delivery while leveraging AI-assisted tools.

You will collaborate with design and product teams, work in a distributed remote setup, and help modernize core wallet experiences with performance and accessibility in mind.