freelance English-speaking jobs in Mannheim

BayWa r.e. seeks a Category Manager to develop and own the strategy for a strategic procurement category (solar panels, inverters/storage, or commodities). The role involves developing supplier portfolios, managing performance metrics, leading a procurement team, and collaborating with stakeholders to achieve business and sales goals.

The Research Center Trustworthy Data Science and Security seeks a professorship in Human-centered Security. The successful candidate will conduct empirical research on IT Security from a user-centric perspective, addressing the interaction of users and technical systems. Applicants should have publications in technical and social science outlets and a strong interest in interdisciplinary research. Teaching load is reduced to four weekly hours per semester.

Business Development & Partnerships Manager will grow atmio's partnerships, drive business development, and shape the go-to-market approach. This role requires a proven track record in B2B business development, strong negotiation and communication skills, and fluency in German and English.

Lab Technician to collaborate on S1/S2 work, cultivate cells, perform molecular biology and analytical tasks, and support laboratory processes. Requires technical training, cell cultivation experience, and knowledge of laboratory methods.

Senior performance marketer to lead D2C strategy for subscription apps and SaaS products. Own PPC, budgeting, and analytics across Meta, TikTok, and Google. Build and manage a small team. Proven track record scaling subscription businesses required. US market experience preferred.

Data Scientist will design and refine trivago's marketplace, connecting travelers and hotels. Responsibilities include developing algorithms, collaborating with engineering teams, analyzing data to generate hypotheses, and creating statistical models. Requires 2+ years of experience in analytics, strong statistics and data analysis skills, and proficiency in Python or R.

Assistant Store Manager will analyze KPIs, motivate employees, and ensure optimal product presentation. The role requires strong communication, organizational, and analytical skills, as well as experience in retail management.

C# Software Developer to design and develop advanced device software within a SECS/GEM-compatible framework. Responsibilities include customer interface coordination, software commissioning, and technical support. Requires proficiency in C#, Microsoft development environment, and hardware/measurement techniques.

ZEISS seeks a Marketing Manager to execute marketing initiatives for hunting and outdoor products, ensuring brand consistency and market relevance. The role involves developing marketing assets, collaborating with agencies, planning product launches, and managing marketing budgets.

Data Center Technicians diagnose and resolve hardware and network problems in AWS data centers. Responsibilities include troubleshooting events within SLAs, performing root cause analysis, and working rotating shifts. Must have experience with computer hardware troubleshooting and repair and fluency in English.

As Director of Product, you will define and execute the product vision and strategy for a global online dermatology clinic. You will lead the Product team, shape the customer experience, and drive product-led growth.

Product Manager will define portfolio strategies, conduct R&D, and oversee the product lifecycle for conveyor accessories and components. Responsibilities include market analysis, relationship management, and collaborating with suppliers and partners. Requires a degree in a relevant field, experience in product management or development, and strong analytical and communication skills.

AbbVie seeks a Principal Research Scientist I to lead the development and life cycle of container closure systems for pharmaceutical products. The role requires expertise in container closure systems, parenteral manufacturing, and combination products.

Research Software Engineer / HIFIS Consultant will support planning, coordination, and reporting of software development tasks. Responsibilities include contributing to the development of state-of-the-art methodologies and software components, providing consultation on software engineering practices, and collaborating with researchers on software and data workflows.

RED seeks a Microsoft Exchange SME for a 6-month remote contract. Requires strong experience with Exchange On-Prem (2016/2019) and Exchange Online, hybrid environments, DAG management, mail flow, and Intune. Proven migration, troubleshooting, and automation experience is essential. Must be fluent in German and English.

As a Clinical Lead for Ello, you will shape the psychological approach of this AI mental wellness companion, ensuring safe, effective, and evidence-based support. You will define how Ello responds psychologically, collaborate with cross-functional teams, and ensure the quality and effectiveness of its conversational approach. You will also drive Ello's evaluation strategy, build the evidence base, and own psychological safety.

Senior Software Engineer to design, build, and deliver scalable software systems for a global payments platform. Expertise in Java, Kotlin, Spring/Spring Boot, Hibernate, and JUnit required.

The Sweet & Dry Beverages Portfolio Execution Manager executes the product portfolio life cycle and maintains a best-in-class Flavor and Ingredients portfolio. The role supports customer tastings, portfolio initiatives, and data management.

Lead Counsel for a global, purpose-driven organization providing critical data and insights. Senior legal advisor for regional matters, focusing on corporate, governance, regulatory, and labor law. 8+ years PQE required. German market experience essential.

Environmental Specialist to support the development and implementation of environmental and climate strategy. Responsibilities include GHG accounting, sustainability reporting, ESG data analytics, and supporting Double Materiality Assessments. Must have experience in GHG emission calculation, knowledge of carbon accounting frameworks, and fluency in English.