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

Epam Systems Inc; Municipio de Rincón de los Sauces; Remote; ARS 85,158,000 - 149,026,000; Full time

Benefits offered by this job

USD payment

100% remote international

Argentine public holidays

Observability modernization project

Professional development

Job summary

Darwoft seeks a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech project focusing on a cross-border digital wallet. You will build compelling user experiences, implement features end-to-end, and leverage AI tools to extend capabilities across the stack.

You will translate designs into scalable frontend solutions, collaborate with product and design teams, and ensure accessibility and performance. Remote LATAM-based candidates are welcome.

Qualifications

• 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 or UX/UI specs 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 in Agile product development environments.
• Strong communication and problem-solving 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 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 frontend and full-stack development.
• Build and maintain BFF services to support app 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 with AI-assisted engineering.

Skills

React

JavaScript

TypeScript

Fintech UX

UX principles

UI production ready

Figma to code

AI-assisted coding

REST APIs

BFF architectures

Agile

Communication

Production-grade code

Tools

Cursor AI tools

Claude Code

GitHub Copilot

Job description

Darwoft seeks a Senior Frontend / UX Engineer to join a fast-growing U.S. fintech project focusing on a cross-border digital wallet. You will build compelling user experiences, implement features end-to-end, and leverage AI tools to extend capabilities across the stack.

You will translate designs into scalable frontend solutions, collaborate with product and design teams, and ensure accessibility and performance. Remote LATAM-based candidates are welcome.