freelance English-speaking jobs in Mannheim

Define and integrate tactical datalinks and airborne communication systems for an advanced platform. Requires experience with Link 16, MIDS/JTRS, and NATO standards.

Designs and develops high-end C++ components for medical desktop applications, focusing on performance, stability, and scalability. Architects, implements, and reviews complex multithreading and parallelization concepts. Analyzes, refactors, and optimizes existing codebase, identifying bottlenecks and improving performance.

In a spacious modern setting full of opportunities for further development, ZEISS employees work in a place where expert knowledge and team spirit reign supreme. All of this is supported by a special ownership structure and the long-term goal of the Carl Zeiss Foundation: to bring science and society into the future together. Join us today. Inspire people tomorrow. Diversity is a part of ZEISS.

Warehouse Staff role at Amazon Fulfillment Center. Duties include receiving, packing orders, loading trucks, and operating PIT equipment. Candidates must be able to lift up to 15kg and adhere to safety standards.

Build or improve real AI projects using open-weight and Gemini models. Work independently and asynchronously on tasks. Must actively build a project using AI tools and be comfortable with basic terminal setup on Mac or Linux.

The Senior CRA conducts site monitoring for clinical trials, providing oversight and guidance to ensure compliance and quality. Responsibilities include site visits, report preparation, and maintaining data integrity according to ICH GCP guidelines.

Senior Program Manager accountable for complex, multi-site Research, Industrial, and NPI Programs. Responsibilities include building program blueprints, managing risks, and driving programs to completion within budget and quality standards.

Construction Manager Mechanical oversees complex EPC projects in data centers, focusing on mechanical systems. Responsibilities include scheduling, subcontractor coordination, quality assurance, and EHS compliance. Requires construction or engineering background and German language skills.

Drive projects to bring transparency and value to digital business processes. This role requires analytical skills, experience with SQL/Python, and fluency in German and English.

Lead the RevOrg Data Analytics team, owning strategic and operational revenue analytics. Drive data-driven decisions across Sales, Marketing, and CS by building scalable frameworks and ensuring data quality. Requires 5-7+ years in B2B SaaS analytics.

Senior Enterprise Architect designs business and solution architectures in the automotive environment. This role focuses on strategic development, stakeholder management, and ensuring project consistency from theory to operation.

Lead research to develop PFAS-free sealing and insulation materials for aerospace. This role translates scientific discoveries into market-ready products, focusing on technology transfer and industry collaboration.

Regional Sales Manager for Public Sector requires 10+ years of enterprise sales experience, focusing on cybersecurity in Germany. Must navigate public procurement, SASE/Zero Trust, and meet revenue targets across federal, state, and local government entities.

Lead Product Technology Management, defining strategic direction and managing technical specifications for the product portfolio. Ensure global regulatory compliance (MDR, FDA) while driving innovation and optimizing the portfolio. Requires 15+ years in MedTech product management.

Thesis research on point-cloud assisted indoor augmented reality tracking. Investigate fusing 3D scanning with precision tracking for millimeter-level AR accuracy in industrial settings. Requires C++ knowledge and interest in Realtime Computer Graphics.

Secondary school seeks a Mathematics Teacher for full or part-time roles. Responsibilities include designing IB curriculum lessons, preparing students for IB exams, and integrating digital media. Requires a relevant degree and teaching certification.

Lead the KION GenAI Platform and its applications while managing a dedicated team. Responsibilities include strategic roadmap ownership, ensuring scalable service operation, and driving GenAI use case delivery. Requires 7+ years in AI/ML and strong technical leadership.

Manage dynamic digital project teams to craft technology-driven business strategies for clients. Lead digital transformation using Big Data, GenAI, and cloud solutions. Requires experience in tech/digital strategy and fluency in German and English.

Senior Management Consultant specializing in SAP sourcing for ECC to S/4HANA transitions. Lead sourcing strategies, manage RfX processes, and assess SI implementation capabilities and commercial risks. Requires 5-8 years in consulting or SAP advisory.

Working Student in Accounting processes accounts payable transactions and validates invoices in Navision. This role supports Excel reporting, optimizes accounting processes, and communicates with suppliers and internal stakeholders.