Remote Senior Frontend/UX Engineer for AI-Driven Fintech Wallet

DaCodes; La Pampa; Remote; ARS 146,597,000 - 215,584,000; Full time

Benefits offered by this job

USD payment for contractor

100% remote work

Argentine holidays access

Observability modernization project

Professional development

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fintech-focused team building a Digital Wallet for cross-border payments. You will craft production-ready interfaces, transform UX/UI designs into functional features, and leverage AI-powered tools to extend capabilities across the stack.

You will own features end-to-end, collaborate with design/product, and contribute to BFF services, API integrations, and frontend architecture.

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.
• 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 applications.
• Collaborate with product and design teams to improve user journeys and usability.
• Own features end to end, from requirements through delivery.
• Use AI-powered tools to speed up frontend and full-stack development.
• Build and maintain BFF services that support application needs.
• Implement API integrations and backend functionality when needed.
• Ensure performance, accessibility, and maintainability across the app.
• Participate in code reviews and improve development practices.
• Find ways to simplify development workflows through AI-assisted engineering.

Skills

React

JavaScript

TypeScript

Fintech experience

UX principles

Figma to code

AI-assisted coding

REST APIs

Agile

Communication

Independent execution

Production code

Tools

Cursor

Claude Code

GitHub Copilot

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fintech-focused team building a Digital Wallet for cross-border payments. You will craft production-ready interfaces, transform UX/UI designs into functional features, and leverage AI-powered tools to extend capabilities across the stack.

You will own features end-to-end, collaborate with design/product, and contribute to BFF services, API integrations, and frontend architecture.