Senior Frontend Developer

We’re BrainRocket — an international software development and digital solutions company driven by 1,300 talented professionals across Cyprus, Malta, and Portugal.
Here, everything moves at rocket speed: driving innovation, pioneering projects, and fast-tracking careers.
Together, we turn ideas into action—let’s get started

We're looking for a Senior Frontend Developer to join our development team in Lisbon, Portugal! You will play a key role in designing and developing a modern web platform, focusing on performance, scalability, and technical excellence.

✅ Responsibilities:
✔️ Design and develop a web platform that meets web-performance requirements.
✔️ Collaborate closely with Backend and DevOps teams.
✔️ Maintain and enhance the technical excellence of the team by implementing best practices and engineering standards.
✔️ Optimize components from a performance and quality perspective.

✅ Requirements:
✔️ 5+ years of commercial experience in web development.
✔️ 3+ years of commercial experience specializing in frontend development.
✔️ Strong knowledge and experience in modern SPA frameworks (Angular or React) and their SSR ecosystems.
✔️ Excellent proficiency in JavaScript (ES5/ES6) and TypeScript.
✔️ Familiarity with testing frameworks and test runner frameworks (e.g., Jest, Mocha, Karma).
✔️ Practical experience in setting up styling standards, guidelines, and best practices.
✔️ Experience consuming REST APIs and GraphQL APIs.
✔️ Strong understanding of SOLID and GRASP principles, client-side architecture, and design patterns.
✔️ Awareness of cross-browser compatibility issues and client-side performance considerations.
✔️ Exceptional learning skills, problem-solving abilities, and the ability to work independently.
✔️ Extensive experience with tools like Git, npm, ViteJS, Webpack, and Linters.
✔️ At least Upper-Intermediate English proficiency (spoken and written).

✅ Nice to Have:
✔️ Experience with NodeJS and its ecosystem.
✔️ Familiarity with Docker, NGINX, MySQL/MongoDB, and GraphQL.
✔️ A strong understanding of web UX and a product-focused mindset.

✅ We offer excellent benefits, including but not limited to:
🧑🏻‍💻 Learning and development opportunities and interesting challenging tasks.
✈️ Relocation package (tickets, staying in a hotel for up to 2 weeks, and visa relocation support for our employees and their family members).
📚 Opportunity to develop language skills, with partial compensation for the cost of English and Portuguese language classes (for localization purposes).
🎾 Partial compensation for tennis lessons.
🏥 Global coverage health insurance.
🏝 Time for proper rest, with 24 working days of annual vacation and additional paid sick days.
🚌 Transport compensation - 300 euros net per month.
📈 Competitive remuneration level with annual review.
🤝 Teambuilding activities.

✅ Recruitment Process:

1. Interview with the Recruiter.
2. Technical Assessment via HackerRank.
3. Technical Interview with team members.
4. Final Interview with the Head of Frontend and local HRBP.
5. Offer.

❗️❗️ This position is based in Lisbon and requires on-site attendance, we do not offer remote or hybrid for this role. If you are not in Portugal, you will need to relocate. We will provide support throughout the entire relocation process.

Bold moves start here. Make yours. Apply today!