React Engineer

About this role

Air Apps, a self-funded AI-driven company with 100M+ downloads, seeks a React Engineer to build responsive and accessible web interfaces for their Personal & Entrepreneurial Resource Planner. This fully onsite role in Lisbon involves collaborating with cross-functional teams to deliver high-quality frontend experiences.

What you'll do

• Implement responsive user interfaces following design specifications with cross-browser compatibility
• Develop and maintain frontend code using React and modern JavaScript (ES6+), HTML5, CSS3
• Optimize page load times and rendering performance for improved user experience
• Integrate RESTful/GraphQL APIs and collaborate with backend teams on data flow
• Ensure accessibility compliance (WCAG standards) and SEO best practices
• Write unit, integration, and end-to-end tests; participate in code reviews

What they're looking for

• React and modern JavaScript frameworks
• HTML5 and CSS3
• JavaScript ES6+
• RESTful and GraphQL API integration
• Front-end build tools (Webpack, Rollup)
• Git and CI/CD practices
• Testing frameworks (Jest, Cypress)
• Accessibility (WCAG) standards

Benefits

• Apple hardware ecosystem
• Annual bonus
• Top-tier health and life insurance
• Free meals at the hub
• Coverflex benefits package (meal allowances, wellness)
• Relocation support, transportation budget, childcare support, Urban Sports Club membership, pension fund