As a deep-tech scale-up, we build complex technology with a strong emphasis on problem-solving, ownership, and continuous learning. We are looking for our first HR leader who will build and lead the HR function end-to-end and support the company through its next phase of growth. This role combines strategic ownership with a hands-on mindset. You will define HR foundations, implement scalable processes, and act as a trusted partner to leadership while fostering a strong and healthy company culture. Your Role As our first HR hire, you will build, structure, and lead the HR function and act as a strategic partner to management. HR Strategy & Foundations • Build and own the HR strategy aligned with business growth and company values • Define and implement scalable HR processes, policies, and governance • Establish HR as a trusted partner for leadership and employees Talent Acquisition & Workforce Planning • Design and execute a long-term hiring strategy aligned with business needs • Partner closely with hiring managers on workforce planning and recruiting priorities • Continuously improve hiring processes, employer branding, and candidate experience Performance, Feedback & Talent Development • Design and implement performance management, feedback, and review cycles • Facilitate talent reviews, calibrations, and development discussions • Translate performance and people data into actionable development and retention initiatives HR Operations & Systems • Own and further develop Personio as the central HR system • Ensure smooth HR operations across the employee lifecycle (onboarding, contracts, changes, offboarding) • Improve and automate workflows to ensure efficiency and scalability Culture & Employee Experience • Actively foster a strong, inclusive, and feedback-driven culture • Support leaders in people-related topics such as communication, conflict resolution, and team development • Promote engagement, collaboration, and continuous learning across the organization What You Bring Experience & Skills • 5–7 years of experience in people or talent management roles, ideally as a (Senior) HR Business Partner • Experience building or scaling HR processes in a fast-growing or complex organization • Strong knowledge of the German HR ecosystem and HR best practices • Hands-on experience with Personio • Proven experience in performance management, talent development, and cultural initiatives • Strong project management skills with the ability to manage multiple initiatives in parallel • Fluency in English and German (written and spoken) Personal Qualities • High adaptability and comfort working in dynamic, fast-changing environments • Calm and resilient under pressure, with a structured and pragmatic approach • Strong critical thinking and problem-solving skills • Excellent communication skills and ability to influence across all levels • Independent, proactive, and highly self-driven with a strong sense of ownership • Collaborative mindset with strong time management and prioritization skills We offer a highly competitive salary with reallocation benefits in a flexible and inclusive work environment. We are an equal opportunity employer, and hence we welcome people of different backgrounds, nationalities, and experiences.