Senior Frontend/UX Engineer: AI Fintech Wallet, Remote

BetWarrior; Municipio de Rincón de los Sauces; Remote; ARS 92,724,000 - 169,994,000; Full time

Benefits offered by this job

Contractor agreement with payment in —

100% remote work in an international

Access to Argentine public holidays.

Direct involvement in modernizing core

Professional development, learning

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech environment focused on a digital wallet and cross-border payments. You will build production-ready interfaces, turn UX designs into scalable features, and collaborate across product, design, and engineering teams.

The role emphasizes frontend-first development, AI-assisted coding tools, and BFF services to enable complete features from frontend to backend.

Qualifications

• Proven experience with React, JavaScript and TypeScript in fintech/front-end roles.
• Strong understanding of UX best practices and user-centered design.
• Ability to translate designs into production-quality interfaces with attention to performance.

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 up frontend and full-stack development.
• Build and maintain Backend for Frontend (BFF) services to support app requirements.
• Ensure performance, accessibility, and maintainability of the frontend codebase.
• Participate in code reviews and improve development practices.

Skills

React

TypeScript

JavaScript

UX principles

Frontend architecture

State management

REST APIs

AI-assisted coding tools

Tools

Figma

Electron

WebRTC

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech environment focused on a digital wallet and cross-border payments. You will build production-ready interfaces, turn UX designs into scalable features, and collaborate across product, design, and engineering teams.

The role emphasizes frontend-first development, AI-assisted coding tools, and BFF services to enable complete features from frontend to backend.