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

Devconnectplatform; Municipio de Rincón de los Sauces; Remote; ARS 68,987,000 - 120,727,000; Full time

Job summary

Darwoft seeks a Senior Frontend / UX Engineer to join a US fintech project focused on building a Digital Wallet with AI-assisted tooling. This remote LATAM contractor role emphasizes frontend-first development, translating designs into scalable, production-ready components and collaborating across product, design, and backend teams.

You will own features end-to-end, apply AI-assisted coding tools, and contribute to frontend architecture while balancing UX quality and delivery speed.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications, digital wallets, or payment platforms.
• Solid understanding of UX principles 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 and Backend for Frontend (BFF) architectures.
• Strong understanding of frontend architecture, reusable components, and state management.
• 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 applications.
• Collaborate with product and design teams to improve user journeys and usability.
• Own features end to end from requirements to delivery.
• Use AI-powered tools to speed up frontend and full-stack development.
• Build and maintain Backend for Frontend (BFF) services.
• Implement API integrations and supporting backend functionality when needed.
• Ensure performance, accessibility, and maintainability across the app.
• Participate in code reviews and improve development practices.
• Explore AI-assisted workflows to streamline development.

Skills

React

JavaScript

TypeScript

UX principles

Production-ready UI

REST APIs

Frontend architecture

State management

Agile

AI-assisted coding tools

Tools

React Native

Node.js

Design systems

Job description

Darwoft seeks a Senior Frontend / UX Engineer to join a US fintech project focused on building a Digital Wallet with AI-assisted tooling. This remote LATAM contractor role emphasizes frontend-first development, translating designs into scalable, production-ready components and collaborating across product, design, and backend teams.

You will own features end-to-end, apply AI-assisted coding tools, and contribute to frontend architecture while balancing UX quality and delivery speed.