Senior Frontend Engineer - Remote Fintech & Wallet UI

Imachines; Tandil; Remote; ARS 127,737,000 - 202,250,000; Full time

Benefits offered by this job

Contractor in USD

100% remote

Job summary

Darwoft seeks a Senior Frontend / UX Engineer to join a fast-growing LATAM team as a full-time contractor. You will build and refine a fintech digital wallet frontend, turning design specs into scalable, production-ready features.

You will work remotely within Latin America, collaborate with product and design teams, and leverage AI-powered tools to accelerate development while ensuring performance, accessibility, and high-quality UI across the platform.

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications or digital wallets is a plus.
• Solid understanding of UX principles, usability, and interaction design.
• Ability to translate Figma designs into production-ready code.
• Experience with AI-assisted development tools (Cursor, Copilot, etc.).
• Ability to deliver features end-to-end across frontend and backend boundaries.
• Experience with REST APIs and Backend for Frontend (BFF) architectures.
• Strong frontend architecture knowledge and reusable components.
• Experience in Agile product development and collaborative work environment.
• Excellent communication and ability to work independently.

Responsibilities

• Design, develop, and maintain high-quality user interfaces for a Digital Wallet.
• Translate UX/UI designs and 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.
• Leverage AI-assisted tools to speed up frontend and full-stack development.
• Build and maintain BFF services to support application requirements.
• Implement API integrations and backend support when needed.
• Ensure performance, accessibility, and maintainability across the app.
• Participate in code reviews and improve development practices.
• Find ways to simplify development workflows with AI-assisted engineering.

Skills

React

JavaScript

TypeScript

UX principles

Figma to code

AI tools

REST APIs

BFF architectures

Frontend architecture

Agile

Communication

Self-motivated

Job description

Darwoft seeks a Senior Frontend / UX Engineer to join a fast-growing LATAM team as a full-time contractor. You will build and refine a fintech digital wallet frontend, turning design specs into scalable, production-ready features.

You will work remotely within Latin America, collaborate with product and design teams, and leverage AI-powered tools to accelerate development while ensuring performance, accessibility, and high-quality UI across the platform.