Senior Frontend/UX Engineer - AI-Driven Fintech (Remote)

Bluelight; Buenos Aires; A distancia; ARS 105.893.000 - 169.428.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Contractor agreement with payment in美元

100% remote work in an international設定

Access to Argentine public holidays

Descripción de la vacante

Darwoft is seeking a Senior Frontend / UX Engineer to join as a contractor for a US fintech product focused on cross-border payments and digital wallets. You will craft frontend features, translate UX designs into production code, and use AI-assisted tools to accelerate development across frontend and BFF services.

You’ll collaborate with product and design teams, taking ownership of features from concept to delivery while ensuring accessibility, performance, and scalable architecture.

Formación

• 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.
• A proven track record of building polished, production-ready user interfaces.
• Experience turning Figma designs or equivalent UX/UI specifications 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.
• Comfort working hands-on with production code

Responsabilidades

• 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.

Conocimientos

React

JavaScript

TypeScript

UX principles

Agile

Independent execution

Herramientas

Cursor

Claude Code

GitHub Copilot

Node.js

Descripción del empleo

Darwoft is seeking a Senior Frontend / UX Engineer to join as a contractor for a US fintech product focused on cross-border payments and digital wallets. You will craft frontend features, translate UX designs into production code, and use AI-assisted tools to accelerate development across frontend and BFF services.

You’ll collaborate with product and design teams, taking ownership of features from concept to delivery while ensuring accessibility, performance, and scalable architecture.