Remote Senior Frontend & UX Engineer – AI-Driven Fintech

CookUnity; Rosario; Remote; ARS 127,737,000 - 234,184,000; Full time

Benefits offered by this job

Contractor agreement with payment in 2

100% remote work

Argentine public holidays

Professional development

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join its AI-driven fintech platform. You will build a production-ready Digital Wallet UI, translate designs into fast interfaces, and collaborate across product and design teams to optimize user flows.

You will also leverage AI tools to accelerate frontend and backend-for-frontend tasks, ensuring performance and accessibility across the product. The role is remote in LATAM as an Independent Contractor (full-time), with a focus on delivering

Qualifications

• Strong hands-on experience with React, JavaScript and TypeScript.
• Experience building fintech applications, digital wallets, or payment platforms.
• Solid UX understanding and user-centered development.
• Proven ability to translate designs into production-ready interfaces.
• Familiarity with AI-assisted coding tools and modern tooling.

Responsibilities

• Design, develop, and maintain high-quality user interfaces for a Digital Wallet.
• Translate UX/UI designs into functional, responsive applications.
• Collaborate with product and design teams to improve journeys and usability.
• Own features end to end from requirements through delivery.
• Use AI-powered tools to speed frontend and full-stack development.
• Build and maintain BFF services to support requirements.
• Implement API integrations and backend functionality when needed.
• Ensure performance, accessibility, and maintainability.
• Participate in code reviews and improve development practices.

Skills

React

JavaScript

TypeScript

Fintech experience

UX principles

Figma to code

AI-assisted coding

REST APIs

BFF architectures

Agile

Communication

Tools

Cursor

Claude Code

GitHub Copilot

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join its AI-driven fintech platform. You will build a production-ready Digital Wallet UI, translate designs into fast interfaces, and collaborate across product and design teams to optimize user flows.

You will also leverage AI tools to accelerate frontend and backend-for-frontend tasks, ensuring performance and accessibility across the product. The role is remote in LATAM as an Independent Contractor (full-time), with a focus on delivering