Senior AI Frontend Engineer - Fintech Wallet (Remote)

Lilt (Production); Buenos Aires; Remote; ARS 103,480,000 - 206,960,000; Full time

Benefits offered by this job

Contractor agreement with payment in美元

100% remote work in an international设置

Access to Argentine public holidays

Direct involvement in modernizing core

Professional development, learning and

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a US fintech project as a contractor. You will build the Digital Wallet's frontend, translate UX/UI designs into production-ready features, and collaborate with product and design teams.

This frontend-first role emphasizes AI-assisted development, BFF services support, API integrations, accessibility, and code quality. Remote work across LATAM is supported, with a USD contractor agreement and a fast-growing fintech environment.

Qualifications

• Experience with React, JavaScript, and TypeScript.
• Experience in fintech, digital wallets, or payment platforms.
• Strong UX/usability understanding.
• Proven track record of production-ready UI.
• Ability to translate Figma designs to functioning apps.
• Experience with AI-assisted coding tools.
• End-to-end feature delivery across frontend/backends.
• Experience with REST APIs and BFF architectures.
• Frontend architecture and state management expertise.
• Experience in Agile product development.
• Strong communication and independent execution.
• Comfort working directly with production code.

Responsibilities

• Design, develop, and maintain high-quality UI for a Digital Wallet.
• Translate UX/UI designs into functional, responsive apps.
• Collaborate with product and design to improve user journeys.
• Own features end-to-end from requirements to delivery.
• Use AI-powered tools to speed frontend and full-stack work.
• Build and maintain BFF services to support app needs.
• Implement API integrations and backend functionality as needed.
• Ensure performance, accessibility, and maintainability.
• Participate in code reviews and improve practices.
• Advance AI-assisted engineering to simplify workflows.

Skills

React

JavaScript

TypeScript

Fintech UX

UX principles

Figma to code

AI-assisted coding

REST APIs

BFF architectures

Agile

Communications

Independent execution

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a US fintech project as a contractor. You will build the Digital Wallet's frontend, translate UX/UI designs into production-ready features, and collaborate with product and design teams.

This frontend-first role emphasizes AI-assisted development, BFF services support, API integrations, accessibility, and code quality. Remote work across LATAM is supported, with a USD contractor agreement and a fast-growing fintech environment.