Senior Frontend & UX Engineer - AI-Driven Fintech (Remote)

Darwoft; Municipio de Rincón de los Sauces; Remote; ARS 103,480,000 - 155,220,000; Full time

Benefits offered by this job

Contractor in USD

100% remote work

Job summary

Darwoft, a LATAM-focused software factory building fintech solutions, seeks a Senior Frontend / UX Engineer to join a US fintech project creating a Digital Wallet. This frontend-first role focuses on delivering polished, scalable UI with AI-assisted tooling to enable feature delivery across frontend and BFF layers.

As an Independent Contractor (full-time), you will work remotely from LATAM, aligned with ART time zone, translating designs into production code and collaborating with product/design

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications, digital wallets, or payment platforms.
• Solid understanding of UX principles, usability, interaction design, and user-centered development.
• Proven track record of building polished, production-ready user interfaces.
• Experience turning Figma designs into working applications.
• Practical experience with AI-assisted coding tools such as Cursor, Claude Code, GitHub Copilot, or similar.
• Ability to deliver complete features across frontend and backend boundaries.
• Experience with REST APIs, third-party integrations, and Backend for Frontend (BFF) architectures.
• Strong understanding of frontend architecture, reusable components, and state management.
• Experience working in Agile product development environments.
• Strong communication, problem-solving, and independent execution skills.
• Comfort working hands-on with production code.

Responsibilities

• Design, develop, and maintain high-quality user interfaces for a Digital Wallet.
• Translate UX/UI designs and product requirements into functional, intuitive, and responsive applications.
• Collaborate with product and design teams to improve user journeys, interactions, and overall usability.
• Own features end to end, from initial requirements through implementation and delivery.
• Use AI-powered development tools to speed up frontend and full-stack development.
• Build and maintain Backend for Frontend (BFF) services that support application requirements.
• Implement API integrations and supporting backend functionality when needed.
• Ensure consistency, performance, accessibility, and maintainability across the application.
• Take part in code reviews and help improve development practices.
• Find ways to simplify development workflows through AI-assisted engineering.

Skills

React

JavaScript

TypeScript

UX principles

Agile

Tools

REST APIs

BFF architectures

Cursor

Claude Code

GitHub Copilot

Job description

Darwoft, a LATAM-focused software factory building fintech solutions, seeks a Senior Frontend / UX Engineer to join a US fintech project creating a Digital Wallet. This frontend-first role focuses on delivering polished, scalable UI with AI-assisted tooling to enable feature delivery across frontend and BFF layers.

As an Independent Contractor (full-time), you will work remotely from LATAM, aligned with ART time zone, translating designs into production code and collaborating with product/design