Senior Frontend Engineer - React + TypeScript (Fintech, Remote)

EPAM Systems Inc; Ciudad de Mendoza; Remote; ARS 106,447,000 - 159,671,000; Full time

Benefits offered by this job

Contractor USD payment

100% remote work

Argentine holidays access

Professional development

OSS and AI tooling focus

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech project focused on cross-border payments. You will build and refine the Digital Wallet UI, turning UX/UI designs into scalable, production-ready features.

The role emphasizes AI-assisted development, collaboration across global teams, and delivering across frontend and backend boundaries with a strong emphasis on UX and performance.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech or wallet-style applications a plus.
• Ability to deliver production-ready UI with good UX.
• Experience turning design into working applications.

Responsibilities

• Design, develop, and maintain the Digital Wallet UI for web/Desktop.
• Translate UX/UI designs into functional interfaces.
• Collaborate with product and design teams to improve usability.
• Own features end to end from requirements to delivery.
• Use AI-powered tools to accelerate frontend and full-stack work.
• Build and maintain BFF services supporting app needs.
• Implement API integrations and backend functionality when needed.
• Ensure performance, accessibility, and maintainability.
• Participate in code reviews and improve development practices.
• Explore AI-assisted engineering to streamline workflows.

Skills

React

TypeScript

JavaScript

Frontend architecture

Redux / state mgmt

Tools

Electron

WebRTC

REST APIs

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech project focused on cross-border payments. You will build and refine the Digital Wallet UI, turning UX/UI designs into scalable, production-ready features.

The role emphasizes AI-assisted development, collaboration across global teams, and delivering across frontend and backend boundaries with a strong emphasis on UX and performance.