Senior Frontend & UX Engineer — AI-Driven Fintech Wallet

Darwoft; Córdoba; Remote; ARS 84,714,000 - 190,607,000; Full time

Benefits offered by this job

USD payment

Remote work

Public holidays

Career development

Job summary

Darwoft, a LATAM-focused software factory, seeks a Senior Frontend / UX Engineer to build a Digital Wallet frontend for a US fintech client. Remote, Latin America, full-time contractor, with USD payments.

You will translate UX/UI designs into production-ready features and leverage AI tools to extend capabilities across the stack. You’ll deliver end-to-end features, collaborate with product/design, and help shape user journeys while ensuring performance and accessibility in a security-conscious

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.
• A 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, responsive 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 requirements.
• 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 applications

UX concepts

Figma designs

AI-assisted coding tools

REST APIs

Agile

Frontend-backend integration

Tools

Cursor

Claude Code

GitHub Copilot

Job description

Darwoft, a LATAM-focused software factory, seeks a Senior Frontend / UX Engineer to build a Digital Wallet frontend for a US fintech client. Remote, Latin America, full-time contractor, with USD payments.

You will translate UX/UI designs into production-ready features and leverage AI tools to extend capabilities across the stack. You’ll deliver end-to-end features, collaborate with product/design, and help shape user journeys while ensuring performance and accessibility in a security-conscious