Responsibilities
Create user flows, wireframes, and high-fidelity interactive prototypes with stakeholders using Figma or React.
Develop reusable React components and front-end libraries for scalable, high-performance web applications.
Build responsive and accessible experiences across mobile, tablet, and desktop devices.
Manage complex application state and data flow using Redux or the Context API.
Monitor performance, debug front-end issues, and maintain unit and integration tests.
Design and maintain micro-frontend services using single-spa and implement communication between applications.
Configure independent deployment pipelines and optimize lazy loading, import maps, and shared dependencies.
Lead a general shared theme and reusable design system across micro-frontends.
Identify site improvements, manage ticketing workflows, and deliver solutions independently.
Requirements
Expert-level knowledge of React, JSX, hooks, the Virtual DOM, and component lifecycles.
Advanced proficiency with HTML5, CSS3 including Flexbox and Grid,



and modern JavaScript ES6+.
Understanding of user-centered design, typography, color theory, responsive design, and accessibility.
Experience with micro-frontend architecture, single-spa, cross-application communication, and independent deployment.
Experience with performance optimization, debugging, unit testing, and integration testing.
Ability to obtain a US Government Public Trust clearance and US citizenship.
Preferred experience building Node.js and Express applications and RESTful or GraphQL APIs.
Preferred familiarity with AWS S3, CloudFront, Lambda, API Gateway, AWS CodePipeline, and GitHub Actions.
Preferred basic knowledge of DynamoDB or Postgres.
Preference is given to candidates with active or recent ICE or CBP clearance.
Benefits
Health care benefits.
Paid time off.
Retirement savings.
Professional development.

📌 UX/UI Developer (España)
🏢 Mobomo
📍 España