Senior Frontend/UX Engineer — AI Fintech Wallet (Remote)

Devconnectplatform; Tandil; Remote; ARS 120,727,000 - 206,960,000; Full time

Benefits offered by this job

Remote work (international)

Argentine public holidays

Observability modernization exposure

Professional development programs

Job summary

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech ecosystem as a contractor in LATAM. You will build and evolve the Digital Wallet interface and related features, using React, TypeScript, and AI-assisted tooling to accelerate delivery.

The role emphasizes performance, security, and a strong user-centric approach, with fully remote collaboration across international teams. You’ll work on end-to-end frontend development, optimize UX, and contribute to BFF and API

Qualifications

• Strong hands-on experience with React, JavaScript, and TypeScript.
• Experience building fintech applications or digital wallets.
• Understanding of UX principles, usability, and user-centered design.
• Proven track record of production-ready UIs.
• Experience turning Figma designs into working applications.
• Experience with AI-assisted coding tools.
• Ability to deliver across frontend and backend boundaries.

Responsibilities

• Design, develop, and maintain high-quality user interfaces for a Digital Wallet.
• Translate UX/UI designs and requirements into functional apps.
• Collaborate to improve user journeys, interactions, usability.
• Own features end to end from requirements to delivery.
• Use AI-powered tools to speed frontend and full-stack development.
• Build and maintain Backend for Frontend services.
• Implement API integrations and backend functionality when needed.
• Ensure performance, accessibility, and maintainability.
• Participate in code reviews and improve practices.
• Find ways to simplify development workflows with AI.

Skills

React

JavaScript

TypeScript

UX design

Frontend architecture

State management

REST APIs

AI tools

Agile

Communication

Tools

Cursor

Claude Code

GitHub Copilot

Figma

Node.js

Job description

Darwoft is seeking a Senior Frontend / UX Engineer to join a fast-growing fintech ecosystem as a contractor in LATAM. You will build and evolve the Digital Wallet interface and related features, using React, TypeScript, and AI-assisted tooling to accelerate delivery.

The role emphasizes performance, security, and a strong user-centric approach, with fully remote collaboration across international teams. You’ll work on end-to-end frontend development, optimize UX, and contribute to BFF and API