Senior Full Stack Engineer

About The Company We inspire people to achieve great things together. Our mission is to help organizations unlock the power of inspirational communication with the first AI-native Employee Experience Platform. Our industry-leading and award-winning agentic AI communication channels—including intranet, employee app, and email solutions—create engaging experiences that connect and empower employees. Headquartered in Chemnitz, Germany, and New York City, with offices in Berlin, London, Sydney, Tokyo, Prague, and Minneapolis–St. Paul, our diverse team of over 550 employees supports more than 1,500 customers—reaching over 14 million employees—in transforming their employee experience. We are proud to be a Unicorn company, privately valued at over $1 billion, demonstrating strong growth, innovation, and lasting impact in our industry. Together, we’re shaping the future of workplace communication. About The Role United States Digital Space LLC is seeking an experienced Senior Fullstack Engineer to join a newly formed team dedicated to building custom solutions that extend our award-winning employee communications platform. In this role, you will be responsible for owning solutions from inception to deployment, working closely with stakeholders to understand their needs, and translating those into scalable, reliable features. You will have the opportunity to influence how the team operates, set engineering standards, and mentor mid-level engineers, fostering a culture of quality, innovation, and continuous learning. As part of our dynamic environment, you will work with a modern tech stack, including React.js, TypeScript, Node.js, Kotlin, Java, and more, to develop high-quality, well-tested solutions that meet real customer needs. This role offers an exciting chance to shape the future of workplace communication while working in a collaborative, inclusive, and flexible environment. Qualifications The ideal candidate will possess over 5 years of professional experience as a fullstack developer, with a proven track record of owning solutions end-to-end. Strong frontend skills in React.js, TypeScript, and JavaScript are essential, complemented by solid backend experience with Kotlin, Java, or Node.js. You should be confident working with REST APIs, SDKs, and integrating with third-party systems. Experience mentoring or guiding less-experienced developers, along with the ability to bring structure and best practices to a team, is highly desirable. Fluency in both English and German—both written and spoken—is required, as you will collaborate closely with German-speaking stakeholders and customers. A self-starter attitude, excellent communication skills, and an appreciation for diversity and inclusivity are key to success in this role. Responsibilities Own the development of custom solutions from technical design through implementation, testing, and deployment, ensuring high quality and reliability.Collaborate with stakeholders—including customers, consultants, and internal teams—to define use cases, gather requirements, and validate solutions post-implementation.Develop across the entire stack, including customer-facing UI components using React and TypeScript, backend services, and integrations with internal and third-party APIs.Mentor and guide mid-level engineers, establishing engineering standards, best practices, and fostering a collaborative team environment.Participate in an agile, cross-functional team to produce well-tested, maintainable code, and continuously improve development processes.Maintain a healthy CI/CD pipeline, automate processes where applicable, and ensure rapid iteration and deployment cycles.Engage in code reviews, give and receive constructive feedback, and share knowledge to promote team growth and technical excellence.Translate complex business needs into technical solutions, ensuring alignment with organizational goals and technical standards. Benefits Competitive Compensation: Attractive salary packages including Long Term Incentive Plans (LTIP) to reward your contributions.Flexibility: Flexible working hours, hybrid work options, and a yearly flex work allowance of €1560 to support work-life balance.Recharge: 31 vacation days annually, including a floating holiday, plus pro-rata fully paid Fridays off during August to promote well-being.Support: Access to a company pension scheme to secure your future.Volunteers Day: One paid day off per year to support social or community projects, encouraging social responsibility and personal growth. Equal Opportunity United States Digital Space LLC is committed to fostering an inclusive, diverse, and equitable workplace. We welcome applications from candidates of all backgrounds, regardless of race, gender, age, religion, sexual orientation, or disability. We believe that diverse teams drive innovation and creativity, and we are dedicated to providing equal employment opportunities to all applicants and employees. Our hiring practices are designed to ensure fairness and to promote a culture of respect, collaboration, and continuous learning.