$120K - 180K a year
Lead frontend development, mentor engineers, optimize performance, influence architecture, and collaborate with cross-functional teams.
Expertise in modern frontend frameworks and state management, frontend integration, SSR, bundling tools, browser APIs, and familiarity with mobile development.
Principal Frontend Developer – Remote/Hybrid (Lisbon-based iGaming Client) We are hiring on behalf of one of our prestigious iGaming clients with offices in Lisbon. They are seeking a highly skilled Principal Frontend Developer for a remote or hybrid role. About the Role: As a Principal Frontend Engineer, you will play a key role in the Technology Department, guiding development teams in designing and implementing high-performance, scalable frontend solutions. This is a hands-on position where you will not only write code but also mentor engineers, enforce best practices, and help shape the frontend architecture. You will collaborate closely with UI/UX designers, Product, and Delivery teams to create modern applications with cutting-edge technologies, ensuring optimal modularity, reusability, testability, and performance. Key Responsibilities: • Code Development: Actively write and review code, leading by example. • Technical Leadership: Mentor engineers on coding, testing, debugging, and performance analysis techniques. • Performance Optimization: Utilize debugging tools such as Lighthouse and ChromeUX to enhance frontend performance. • Architectural Influence: Drive scalable solutions while ensuring security and regulatory compliance. • Solution Implementation: Provide hands-on solutions through POCs or direct implementations. • Team Collaboration: Work closely with the Architecture Engineering Team to refine engineering processes. • Frontend Integration: Ensure seamless connections between frontend libraries, browsers, and mobile APIs. What You Bring: • Expertise in modern frontend frameworks and state management (Redux, VueX, Pinia). • Strong understanding of frontend integration (iframes, micro-frontends, edge includes). • Experience with server-side rendering (SSR) in major frontend frameworks. • Proficiency with bundling tools (Webpack, Vite). • In-depth knowledge of browser APIs (Service Workers, MutationObserver, ResizeObserver). • Familiarity with mobile development (React Native, Ionic) is a plus. Tech Stack: • Frontend: Vue.js 3, TypeScript, VueX, Pinia, Tailwind • Tooling: Webpack, Vite, Storybook, Jest, Vitest • Infrastructure: OpenShift, Private npm packages, Micro-frontend architecture Apply Now If you are an experienced Frontend Principal Engineer looking to make an impact in the iGaming industry, we’d love to hear from you! Send your CV to apply or arrange a call with one of our consultants to discuss further.
This job posting was last updated on 9/9/2025