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Senior Full Stack/Frontend Engineer

Intellias

porto, distrito de porto, Portugal Full-time July 18, 2026

Found Description

Requirements:

  • 5+ years of professional experience in frontend/web development;
  • Expert-level proficiency in TypeScript, including advanced type manipulation, generics, and understanding of complex type inference;
  • Strong proficiency in React.js and its core principles, developed with a type-safe approach.
  • Experience supporting Backend services in Java and Spring Boot;
  • Extensive experience with Next.js for server-side rendering, static site generation, and API routes, with a focus on TypeScript integration;
  • Solid understanding of modern JavaScript (ES6+), HTML5, and CSS3;
  • Experience with state management libraries (e.g., Redux, Context API, Zustand) in a TypeScript environment;
  • Strong experience consuming GraphQL APIs (e.g., Apollo Client), with an understanding of how to define and use types for API responses;
  • Strong understanding of web performance optimisation techniques;
  • Expe...

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