Senior Frontend Engineer – Fintech, Remote, USD Contractor

CookUnity; La Pampa; Remote; ARS 108,178,000 - 169,994,000; Full time

Benefits offered by this job

USD payment

Remote work

Argentine holidays

Observability modernization

Professional development

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech project focused on a Digital Wallet for cross-border payments. You will build polished, production-ready interfaces using React, TypeScript, and modern frontend tooling across a remote LATAM team.

You will own features end-to-end, collaborate with design, product, and backend teams, and leverage AI-assisted coding tools to accelerate delivery while maintaining performance, accessibility, and code quality.

Qualifications

• Strong frontend fundamentals with React, JavaScript and TypeScript.
• Experience turning Figma designs into production UI.
• Solid understanding of UX principles and accessible interfaces.
• Experience building fintech-like or digital wallet type apps a plus.
• Comfort delivering features end-to-end in an Agile environment.

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 user journeys and usability.
• Own features end-to-end from requirements through delivery.
• Use AI-assisted tools to speed up frontend and full-stack development.
• Build and maintain BFF services to support application requirements.
• Implement API integrations and supporting backend functionality when needed.
• Ensure consistency, performance, accessibility, and maintainability across the app.
• Participate in code reviews and improve development practices.

Skills

React

JavaScript

TypeScript

UI/UX design

Frontend architecture

Agile development

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech project focused on a Digital Wallet for cross-border payments. You will build polished, production-ready interfaces using React, TypeScript, and modern frontend tooling across a remote LATAM team.

You will own features end-to-end, collaborate with design, product, and backend teams, and leverage AI-assisted coding tools to accelerate delivery while maintaining performance, accessibility, and code quality.