Senior Frontend Developer (React) - Portugal
BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.
⚡ We are looking for an experienced Senior React Developer to join our development team in Lisbon and help build high-quality, performant web applications. You will work closely with Backend, DevOps, and Product teams to deliver innovative and scalable solutions.
🎯 Your Mission
Design, develop, and optimize frontend applications using React and modern web technologies. Ensure high performance, maintainability, and technical excellence while collaborating across teams and contributing to best practices.
✅ Responsibilities
• Design and develop web applications that meet performance and scalability requirements
• Collaborate closely with Backend and DevOps teams to deliver integrated solutions
• Maintain and improve the technical excellence of the frontend team by implementing best practices and standards
• Optimize components and frontend architecture from performance and quality perspectives
• Ensure code quality through code reviews and adherence to frontend standards
• Participate in testing, troubleshooting, and problem-solving to deliver robust features
✅ Requirements
• 5+ years of professional experience in web development
• 3+ years of hands-on experience with React
• Solid knowledge of modern SPA frameworks (React, Angular, Vue) and SSR ecosystems
• Strong JavaScript knowledge (ES5/ES6) and experience with TypeScript
• Familiarity with testing frameworks and test runners
• Experience setting up styling standards, guidelines, and best practices
• Experience consuming REST and GraphQL APIs
• Understanding of SOLID/GRASP principles, client-side architecture, and design patterns
• Awareness of cross-browser compatibility and client-side performance optimization
• Strong problem-solving skills and ability to work independently
• Experience with Git, npm, ViteJS, Webpack, Linters, and modern frontend tooling
• Advanced level of English
✅ Nice to Have
• Experience with Node.js and its ecosystem
• Experience with Docker, NGINX, MySQL/MongoDB, and GraphQL
• Strong product sense and good understanding of web UX
✅ 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 and padel lessons.
🏀 Urban Sport membership benefit (the most diverse sports and wellness offering in Europe, with more than 50+ activities).
🏥 Private medical coverage, including inpatient, outpatient, dental care, annual check-ups, and maternity support.
🏝 Time for proper rest, with 24 non-business days per year and an additional 6 paid sick days.
🚌 Transport compensation - 200 euros net per month.
📈 Competitive remuneration level with annual review.
🤝 Teambuilding activities.
❗️Important: This is an on-site position based in Lisbon. Remote or hybrid work is not available. Candidates must either already be in Lisbon or be willing to relocate. Full relocation support will be provided if necessary.❗️
Bold moves start here. Make yours. Apply today!
By submitting your application, you agree to our Privacy Policy.
Create a Job Alert
Interested in building your career at BrainRocket? Get future opportunities sent straight to your email.
Apply for this job
*
indicates a required field