Senior Frontend UX Engineer - AI-Powered Fintech Wallet

BetWarrior; La Pampa; A distancia; ARS 111.269.000 - 166.904.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Contractor payment in USD

100% remote work

Argentina holidays access

Professional development

Descripción de la vacante

Darwoft in LATAM is seeking a Senior Frontend / UX Engineer to join a fast‑growing fintech project. You will build a Digital Wallet UI, translate requirements into polished interfaces, and own features end‑to‑end in a remote, international team.

This frontend‑first role emphasizes React/JS/TS, UX best practices, and AI‑assisted coding tools to speed development. You will collaborate with product and design, ensure performance, accessibility, and maintainability, and contribute to evolving

Formación

• Strong hands‑on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications, digital wallets, or payments platforms.
• Solid understanding of UX principles, usability, and user‑centered development.
• Proven track record of production‑ready UI delivery.
• Experience turning designs into working applications from UX/UI specs.
• Familiarity with AI‑assisted coding tools (Cursor, Claude Code, Copilot).
• Experience with REST APIs, third‑party integrations, and BFF architectures.
• Strong frontend architecture and state management knowledge.
• Experience working in Agile product environments.
• Excellent communication and ability to work independently.

Responsabilidades

• Design, develop, and maintain high‑quality user interfaces for the Digital Wallet.
• Translate UX/UI designs into functional, responsive applications.
• Collaborate with product and design to improve user journeys and usability.
• Own features end‑to‑end from requirements to delivery.
• Use AI tools to accelerate frontend and full‑stack development.
• Build and maintain BFF services to support app requirements.
• Implement API integrations and necessary backend functionality.
• Ensure performance, accessibility, and maintainability across the app.
• Participate in code reviews and improve development practices.
• Identify opportunities to simplify workflows with AI assistance.

Conocimientos

React

JavaScript

TypeScript

fintech apps

digital wallets

UX principles

production‑ready UI

UI design translation

AI‑assisted coding tools

REST APIs

BFF architectures

frontend architecture

state management

Agile

communication

independent execution

production code

Herramientas

Cursor

Claude Code

GitHub Copilot

Descripción del empleo

Darwoft in LATAM is seeking a Senior Frontend / UX Engineer to join a fast‑growing fintech project. You will build a Digital Wallet UI, translate requirements into polished interfaces, and own features end‑to‑end in a remote, international team.

This frontend‑first role emphasizes React/JS/TS, UX best practices, and AI‑assisted coding tools to speed development. You will collaborate with product and design, ensure performance, accessibility, and maintainability, and contribute to evolving