354 frontend English-speaking jobs in Lisbon

Key Responsibilities: Own features end-to-end across frontend and backend from design to production for ... Tech Stack Frontend: Modern React + TypeScript in a large monorepo , built primarily on Vite (with some ... degree 5+ years building production web applications, with substantial hands-on experience across both frontend

Build the operational frontend — real-time React UIs, state managed with Zustand and a fast pnpm-based ... Be accountable for correctness — review, test and harden AI-generated code — frontend and backend — to ... Real frontend depth — React in production, with modern tooling (pnpm) and pragmatic state management

Familiarity with JavaScript frameworks and frontend architecture. ... Review technical approaches and provide guidance on frontend implementation. ... Technical Strong understanding of HTML, CSS, and modern frontend development principles.

field; career changers with a strong passion for IT are also welcome At least 3 years of experience in frontend

We're looking for problem‐solving Frontend Engineers with a passion for web technologies and design who

Your main responsibilities: Lead the development of end-to-end features across frontend and backend platforms ... ideal for this role if you have: 5+ years of experience developing production web applications on both frontend

Real-time infrastructure, AI-native architecture, and a frontend that feels effortless — all powered ... user experiences in a high‐performance, data‐rich application, driven by your expertise with modern frontend

Native; Strong knowledge of TypeScript and JavaScript; Experience developing responsive and intuitive frontend ... participating in code reviews and architecture discussions; Experience troubleshooting and resolving frontend

You contribute to the overall architecture and performance of our frontend application. ... a Senior Fullstack Engineer at Zendesk AI Agents you'll play a key role in shaping and building our frontend ... Build user-friendly frontend applications that help our clients to design conversations and automate

develop automated test using Playwright or scripts in other relevant programming languages for both frontend

What You'll Do You'll ship AI powered fullstack features and internal tools end to end, owning frontend ... Tech Stack Languages: TypeScript, JavaScript (ES6+), Python Frontend: React Backend: Node.js, REST ... stack, with features you personally owned from empty repo to live Strong TypeScript and React on the frontend

What You'll Do You'll ship AI powered fullstack features and internal tools end to end, owning frontend ... Tech Stack Languages: TypeScript, JavaScript (ES6+), Python Frontend: React Backend: Node.js, REST and ... stack, with features you personally owned from empty repo to live Strong TypeScript and React on the frontend

What we are looking for: 5+ years of experience (minimum) in modern Frontend development; Strong experience

What You'll do: Design, develop, and maintain automated test scripts for frontend and/or backend applications

Portugal and international teams Define and govern integration patterns (APIs, asynchronous flows, frontend‐backend ... appropriate integration patterns, including APIs and asynchronous messaging flows Design clear and scalable frontend‐backend

web applications Strong proficiency in Java and solid understanding of its ecosystem Experience with frontend ... degree in a relevant field Experience with Java frameworks such as Spring or Play Experience with modern frontend

Frontend & Mobile Experience with React and Next.js . ... Collaborate with frontend, mobile, data, and product teams.

What you will be doing: Build and customise the frontend interfaces of AI-powered tools and platforms ... What you will bring: 1–3 years of relevant software engineering experience, with a strong tilt towards frontend

Collaborate on the architecture of complex web applications Work closely with the platform and the frontend

Hands‐on expertise with modern frontend frameworks (React, Angular, Vue). ... Define development standards and guide teams on best practices across frontend (React, Angular, Vue)