Remote Senior Frontend Engineer - Fintech Wallet Contractor

CookUnity; Ciudad de Mendoza; À distance; ARS 139 086 000 - 200 903 000; Plein temps

Avantages offerts par ce poste

Contractor payment in USD

100% remote work

Argentina holidays

Résumé du poste

Darwoft is seeking a Senior Frontend / UX Engineer to join a U.S. fintech project focusing on a cross-border Digital Wallet. You will build polished UIs, implement UX requirements, and collaborate with design and product teams to deliver end-to-end features with AI-assisted tooling.

As a frontend-first role, you will leverage AI tools to extend the stack, support BFF services, and integrate with REST APIs. The role is remote across Latin America, with full-time contractor terms and USD payments.

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.
• Practical 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.

Responsabilités

• 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.

Connaissances

React

JavaScript

TypeScript

UX principles

Figma designs

AI-assisted coding tools

REST APIs

Agile

BFF architectures

Frontend + Backend awareness

Outils

Cursor

Claude Code

GitHub Copilot

Description du poste

Darwoft is seeking a Senior Frontend / UX Engineer to join a U.S. fintech project focusing on a cross-border Digital Wallet. You will build polished UIs, implement UX requirements, and collaborate with design and product teams to deliver end-to-end features with AI-assisted tooling.

As a frontend-first role, you will leverage AI tools to extend the stack, support BFF services, and integrate with REST APIs. The role is remote across Latin America, with full-time contractor terms and USD payments.