We are looking for a Senior Frontend Software Engineer to join our cross-functional product team. You will play a pivotal role in designing, developing, and optimizing user-facing applications that are performant, scalable, and intuitive. You’ll work closely with product managers, designers, and backend engineers to bring seamless experiences to life.

Key Responsibilities:

Architect, develop, and maintain advanced frontend features using modern frameworks, primarily React and Next.js.
Build modular, reusable components and libraries to accelerate development across teams.
Optimize applications for maximum speed, accessibility, and scalability.
Ensure code quality through code reviews, automated testing, and adherence to best practices.
Collaborate with cross-functional teams to define and deliver complete solutions. junior engineers and support the frontend engineering culture.
Write comprehensive unit, integration, and end-to-end tests to ensure code quality and maintainability.

5+ years of professional experience building and maintaining modern frontend applications.
Expert-level proficiency in JavaScript, TypeScript, React, and modern frontend build tools (e.g., Webpack, Vite).
Hands-on experience designing and implementing Micro-Frontend architectures, including communication and integration between independent modules.
Deep understanding of HTML5, CSS3, responsive design principles, and accessibility (WCAG).
Solid understanding of cross-browser compatibility issues and solutions
Experience working with RESTful and/or GraphQL APIs.
Proficient with version control systems such as Git (GitLab, GitHub).
Familiarity with Agile development methodologies, CI/CD pipelines, and automated testing (e.g., Jest, Testing Library, Cypress).
Excellent communication skills, a collaborative mindset, and a strong sense of ownership

Bonus Qualifications

Experience in full-stack development, including SSR (e.g., Next.js) or backend Node.js services.
Exposure to design systems and component libraries (e.g., Storybook).
Understanding of UX research or design thinking methodologies.
Interest or experience in Conversational UI/Voice interfaces.
Experience in performance monitoring and web analytics

At Beroe X nnamu GmbH, we prioritize a balanced work-life experience.

Here’s what we offer you:

4-Day Work Week & up to 24 Days Paid Vacation – More time to recharge
Competitive Compensation – Fair salary and comprehensive benefits.
Flexible Work Arrangements – Work the way that suits you. Professional Development – Access to training and certifications.
Team Events – Bi-annual company events and quarterly lunch get-togethers.
Work Abroad Flexibility – Remote work from the EU or selected non-EU countries for up to 8 weeks a year with travel insurance coverage

We operate on a hybrid model with offices in Berlin and Munich, offering a 32-hour, 4-day workweek.
This means:

In-Office Collaboration: Work from the office two days a week
Manage Your Own Hours: Flexibility to work around your needs as long as team goals are met.

Our Culture  
We are committed to fostering a collaborative, innovative and inclusive work environment where everyone’s ideas matter. We know that diverse teams lead to better outcomes and welcome applicants from all backgrounds.

Senior Frontend Software Engineer (m/f/x)