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

Devconnectplatform; Rosario; A distancia; ARS 103.480.000 - 155.220.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

USD payment

Remote work

Argentine holidays

Observability modernization

Professional development

Descripción de la vacante

Darwoft is seeking a Senior Frontend / UX Engineer to join a fintech-focused startup delivering an AI-assisted Digital Wallet. This contractor role is remote to LATAM, with full-time dedication to Darwoft projects during established hours.

Lead frontend features, collaborate with design and product, and leverage AI tools across the stack. You will build intuitive, production-ready interfaces, translate designs into code, and contribute to BFF services and API integrations while ensuring

Formación

• 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.
• A proven track record of building polished, production-ready user interfaces.
• Experience turning Figma designs or equivalent UX/UI specifications 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.

Responsabilidades

• 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.

Conocimientos

React

JavaScript

TypeScript

Fintech experience

UX principles

Figma to code

AI-assisted coding

REST APIs

Frontend architecture

Agile development

Communication

Production code

Herramientas

Cursor

Claude Code

GitHub Copilot

Node.js

Descripción del empleo

Darwoft is seeking a Senior Frontend / UX Engineer to join a fintech-focused startup delivering an AI-assisted Digital Wallet. This contractor role is remote to LATAM, with full-time dedication to Darwoft projects during established hours.

Lead frontend features, collaborate with design and product, and leverage AI tools across the stack. You will build intuitive, production-ready interfaces, translate designs into code, and contribute to BFF services and API integrations while ensuring