Senior Frontend Developer, Brussels (on-site) – Eurocontrol

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Senior Frontend Developer, Brussels (Near-site) – Eurocontrol

Job role: Senior Frontend Developer.

Minimum experience: Minimum of 14 years of professional experience.

Language: English (C1) (Mandatory).

Location: Brussels (on-site).

Key responsabilities:

· Software Development: Design and develop scalable, high-performance front-endapplications using TypeScript, React, and React Query, ensuring maintainability, efficiency,and alignment with best practices.

· Component Development: Build reusable and modular UI components using React HookForm for form management and Ant Design for consistent and responsive UI design.

· Microfrontend Architecture: Contribute to and implement Microfrontend architecture,ensuring seamless integration of independently deployable front-end applications.

· Performance Engineering: Optimize front-end performance through profiling, lazy loading,and code-splitting. Ensure high performance and low latency across web applications.

· DevOps & Build Tools: Configure and optimize build processes using Vite for faster bundlingand hot reloading. Ensure smooth integration of front-end code with backend services.

· Testing & Documentation: Use Storybook to document and showcase reusablecomponents. Ensure the quality of front-end code through unit tests, integration tests, andadherence to ESLint standards.

· Collaboration: Work closely with back-end engineers, product owners, and designers todefine and deliver functional, performant, and visually appealing front-end solutions.

· End-to-End Ownership: Take full ownership of tasks from analysis through design toimplementation and deployment, ensuring high-quality and timely delivery of front-endfeatures.

· Mentorship: Provide guidance and mentorship to junior front-end developers, fosteringknowledge sharing and a culture of continuous improvement.

Skills & Qualifications:

· Proven experience with TypeScript, React, and React Query for building dynamic, scalable,and maintainable front-end applications.

· Strong experience with React Hook Form for form management and Ant Design for UIcomponents and design systems.

· Hands-on experience in designing and implementing Microfrontend architectures, breakingdown large applications into smaller, manageable pieces.

· Expertise with Vite for fast bundling and development environment setup, ensuring rapidbuild times and optimal developer experience. Experience with Webpack would be a plus.

· Experience with Storybook for component-driven development, enabling consistent UI/UXdesign.

· Proficiency in maintaining code quality and standards using ESLint and other static analysistools.

· Familiarity with testing frameworks (e.g., Jest, React Testing Library) and unit testing.

· Solid understanding of front-end performance optimization techniques, including lazy loading,caching, and code splitting.

· Familiarity with Agile methodologies, and experience working in Scrum teams, deliveringiterative, high-quality software.

· Ability to communicate effectively with cross-functional teams, understanding requirementsand delivering well-architected solutions.

· Strong problem-solving skills, with a focus on writing clean, reusable, and well-documentedcode.

· Experience working with version control tools, such as Git (preferably Bitbucket).

Preferred:

· Experience with CI/CD practices for front-end applications.

· Exposure to cloud platforms and integrating front-end applications with cloud services.

· A proactive and independent mindset, with the ability to take ownership of projects and drivethem to completion with minimal supervision.

· Familiarity with Docker and modern containerized development practices.

Language:

· English (C1).

Location:

· Brussels (on-site).

Rate:

· 475-495€/day.