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

Bluelight; Buenos Aires; Remote; ARS 139,086,000 - 185,448,000; Full time

Benefits offered by this job

USD payment

100% remote

Argentine holidays

Job summary

Darwoft, a fintech-focused software factory, seeks a Senior Frontend / UX Engineer to join a fast-growing US fintech project. You will build the Digital Wallet frontend, translate UX designs into scalable features, and leverage AI tools to extend capabilities across the stack.

You will balance user experience, technical quality, and delivery speed while delivering production-ready interfaces and collaborating across product, design, and engineering teams.

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 and Backend for Frontend 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, and 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 app requirements.
• Implement API integrations and backend functionality when needed.
• Ensure performance, accessibility, and maintainability across the app.
• Participate in code reviews and promote best practices.
• Find ways to simplify development workflows with AI-assisted engineering.

Skills

React

JavaScript

TypeScript

UX/UI principles

REST APIs

AI-assisted coding

Frontend architecture

Agile

Production readiness

Tools

Cursor

Claude Code

GitHub Copilot

Job description

Darwoft, a fintech-focused software factory, seeks a Senior Frontend / UX Engineer to join a fast-growing US fintech project. You will build the Digital Wallet frontend, translate UX designs into scalable features, and leverage AI tools to extend capabilities across the stack.

You will balance user experience, technical quality, and delivery speed while delivering production-ready interfaces and collaborating across product, design, and engineering teams.