Frontend Developer (React.js)

About the Company At Jenoptik, people with the specific JENIUS character are changing the world with the power of light. That demands a spirit of exploration and dedication. If you’re one of us, come meet the challenges facing the world. At Jenoptik, we’re creating a better future for all of us. As the holding company and corporate center of the group, JENOPTIK AG, based in Jena, performs top-level functions for strategic corporate management as well as the central functions IT, human resources, purchasing, legal, communications & marketing, security, work and health protection, environmental protection and real estate management . About the Role We are seeking a talented and passionate Frontend developer with good design understanding to join our team and contribute to the development of our modern web applications. The ideal candidate will have a strong background in software engineering and a deep understanding of user-centric design principles, exceptional creativity, and a passion for building scalable, reliable, and high-performing systems. You will be responsible for creating highly intuitive and performant web applications. Responsibilities Design and Development: Develop new user-facing features using React.js. Build reusable components and front-end libraries for future use. Translate designs and wireframes into high-quality code. Collaboration: Work closely with the product development team, UX/UI designers, and other developers to ensure the application's functionality, usability, and visual appeal. Optimization: Optimize components for maximum performance across a vast array of web-capable devices and browsers. Ensure the technical feasibility of UI/UX designs. Testing and Debugging: Employ a variety of testing and debugging methods to ensure the application is functioning as expected. This can include unit testing, end-to-end testing, and more. Documentation: Write and maintain clear, concise, and up-to-date documentation for the codebase, which can be used by other developers in the future. Work with DevOps pipelines to deploy applications and troubleshoot any issues that arise. Qualifications Bachelor's/master’s degree in computer science, Engineering, or a related field, or equivalent practical experience. Proven experience of minimum 5-8 years as a Frontend developer in React.js and related libraries. Strong understanding of JavaScript, Typescript, HTML, and CSS. Expertise in Figma and a strong understanding of the React ecosystem. Ability to write automated tests. Excellent communication, collaboration, and problem-solving skills. Solid understanding of user-centred design principles, design thinking, and visual design. Familiarity with DevOps, Git and Test automation. Ability to work in a fast-paced, agile environment. Familiarity with cloud platforms (e.g., AWS, GCP, preferably Microsoft Azure) is a plus. Show more Show less