freelance English-speaking jobs in Mainz

Founders Associate Intern to support the development and validation of go-to-market strategies and build an AI-first sales organization. Tasks include identifying sales channels, automating workflows, and supporting client onboarding.

Master's Internship in Research & Development (R&D) for Sports Medicine. Students with a background in computer science, software engineering, or a related field are sought. Ideal candidates have experience developing AI/ML models and are proficient in Python, deep learning frameworks (TensorFlow or PyTorch), and computer vision libraries (e.g., OpenCV).

Support CEO with finance, operations, travel, PR, and sales activities. Manage day-to-day company operations, including HR, finance, admin, and internal processes. Assist with strategic topics like investor relations, board preparation, and hiring decisions.

Senior Digital ASIC Design Engineer will develop and implement digital modules and subsystems for Advantest's semiconductor testing solutions. Responsibilities include requirements gathering, architecture development, RTL coding, verification, and collaboration with cross-functional teams.

Designs, maintains, and evolves ML model benchmarking and validation infrastructure. Validates compiled models across diverse hardware platforms. Collaborates with engineers to diagnose and resolve failures. Builds scalable test pipelines and contributes to test cases and tooling.

Cloud Engineer needed for operation, monitoring, and development of Azure-based cloud services. Building, maintaining, and optimizing CI/CD pipelines. Enhancing cloud architecture, collaborating on technical issues, and supporting customers with cloud deployments. Requires a degree in computer science, business informatics, or a comparable field and technical knowledge in Microsoft Azure, CI/CD pipelines, container technologies, monitoring & logging, and REST APIs. Experience with SAP-related integration scenarios is a plus.

Drive brand strategy for corporate and global product brands, ensuring consistent application across markets and channels. Develop brand guidelines, frameworks, and guardrails, and oversee brand-compliant events and sponsorship partnerships.

Advisor for Small Arms Control & Weapons and Ammunition Management will conceptualize, plan, and implement measures to strengthen Weapons & Ammunition Management in African states. The role involves developing and conducting workshops and trainings, contributing to project activities, and developing new products and ideas.

Manages foreign exchange (FX) and short-term trading activities, ensuring economically optimized FX and financing product placement. Acts as the interface to external financial markets, overseeing deal execution with banking partners and contributing to scalable trading strategies. Consolidates and nets FX trading demands, applies market expertise, and enhances trading governance, analytics, and quant-based decision-making frameworks.

Leads global corporate strategy projects, defining and implementing company strategy. Drives strategic planning, identifies growth opportunities, and analyzes market trends. Collaborates with senior leadership and stakeholders to execute strategic initiatives. Requires a master's degree, MBA, or equivalent, and over four years of experience in strategy consulting or corporate strategy.

Design System Designer (m/f/d) will develop and maintain the company's Design System. Responsibilities include creating, evolving, and reviewing components and patterns, documenting design standards, and collaborating with developers. Requires 5+ years of product design experience, a portfolio showcasing Design System work, and proficiency in Figma, Storybook, and Supernova.

Design, implement, and operate a modern reporting platform based on SAP BW/4HANA and SAP Analytics Cloud (SAC). Integrate data from SAP S/4HANA and other systems, establish data governance processes, and collaborate with stakeholders to understand reporting needs.

The Cluster of Excellence 'CASA: Securing the Digital Society' seeks several PhD candidates (3 years) to address cybersecurity challenges posed by disruptive technologies. Applicants must have an above-average Master's degree in computer science, electrical engineering, mathematics, psychology, or a related field, fluent English, and basic knowledge of relevant research areas.

Experienced SAP S/4HANA consultant with a focus on Production Planning (PP) needed. Design, implement, and customize production processes. Ensure seamless integration across modules and support Fiori and mobile solutions. Collaborate with cross-functional teams and provide user training.

Coordinate laboratory activities, train lab members, and support ongoing research projects. Develop and lead an independent research project focused on chromatin organization during meiosis in C. elegans.

Privatal seeks a Group CFO for a mid-market private equity fund in the healthcare service sector. The CFO will partner with the CEO to drive a business transformation and build a best-in-class finance function.

Research Associate (75% position) with opportunity to pursue a PhD in Innovation Leadership. Focus on international market expansion strategies, particularly in India and global markets.

Junior Sales Manager (m/f/d) needed to manage sales of Petrochemical products in the B2B market. Responsibilities include contract negotiations, customer relationship management, and sales strategy development. Requires a degree in business/economics, chemistry, or a related field, plus one year of sales experience. Excellent communication and teamwork skills are essential.

Develop, optimize, and industrialize manufacturing processes for high-performance composite components. Transfer prototypes into stable pre-series and series production. Collaborate with R&D, quality, and production teams.

Provides technical advice and service assistance to customers and Authorized Service Facilities for Textron Aviation products. Maintains customer goodwill by addressing all issues concerning their aircraft. Documents field issues and fleet concerns for product improvement consideration. Researches and responds to customer inquiries regarding technical assistance, warranty, and service programs. Develops relationships with customers and participates in trade shows and technical events.