Software Engineer - UI Frontend
Arcesium LLC7 days ago
Lisbon, PortugalMid Level / Senior
H1B Sponsor
Responsibilities
- Build high-performance, data-dense UIs featuring advanced financial workflows.
- Collaborate with Product Managers and Designers to improve usability and navigation.
- Architect and develop the Backend for Frontend (BFF) layer using Node.js/TypeScript.
- Maintain reusable components in the Arc Design System for consistent UI patterns.
- Define and close API contracts with backend teams and validate usability with stakeholders.
- Contribute to AI-assisted development workflows and tooling.
Requirements
- Bachelor's degree in engineering with 2–5 years of IT industry experience.
- 2+ years of web development experience with HTML5, JavaScript, TypeScript, React, and CSS.
- Strong command of core JavaScript and TypeScript concepts.
- Solid understanding of architectural principles including BFF patterns and state management.
- Practical experience with data grids, including virtualization and lazy loading.
- Experience with Material UI and design system principles.
- Preferred experience with Node.js/Express for server-side rendering or BFF development.
- Curiosity about AI-assisted development tools is a plus.
Tech Stack
CSSExpressJavaScriptNode.jsReactTypeScript