freelance English-speaking jobs in Mannheim

As a Project Engineer Energy Storage, you will design and optimize Battery Energy Storage Systems (BESS) across Europe. You will ensure compliance with technical and safety standards, lead projects from concept to commissioning, and collaborate with teams to evaluate technical and commercial feasibility.

The Career Center Coordinator manages administrative processes, supports internship follow-up, and communicates with students and partners. The role requires 2+ years of administrative experience, strong organizational skills, proficiency in MS Office, and fluency in French and English.

Yanolja Go Global seeks a German-speaking Contracting Manager to develop and maintain hotel partnerships in Germany and Scandinavia. The role involves negotiating contracts, identifying new partners, and collaborating with internal teams. Requires fluency in German and English, 2+ years of hotel contracting experience, and a strong commercial mindset.

Full Stack Engineer will improve the federated GraphQL API, build backend services using Node.js and TypeScript, and work on frontend platform features. Experience with serverless AWS, Node.js/TypeScript, and GraphQL is required.

Global Quality Manager ALPLAinject will standardize and harmonize quality assurance processes for injection molding across all regions. This role defines quality standards, KPIs, and systems, drives a Zero Defect Mindset, and strengthens customer partnerships.

Software Engineer to design, develop, and implement software applications. Collaborate with product managers and stakeholders to understand requirements. Troubleshoot, debug, and resolve technical issues. Bachelor's degree in Computer Science, Engineering, or related field required.

Lead and develop a software development team in Energy Trading. Manage a team of 20 employees, responsible for personnel management and strategic personnel planning. Supervise employees, identify strengths and development areas, and promote a collaborative and agile work environment.

Experienced systems engineers are needed to build and lead operations and development teams for the European Sovereign Cloud (ESC). Responsibilities include overseeing the launch of ESC in 2025, collaborating with global AWS teams, and ensuring the availability, reliability, latency, performance, and efficiency of ESC services.

The Service Delivery Supervisor leads service operations across the DACH region, managing a team of Field Service Engineers and ensuring outstanding customer support. This role coordinates service delivery activities, provides technical support, and collaborates with cross-functional teams to maintain service standards.

Intern supports global procurement by evaluating offers, conducting market analyses, and preparing bid comparisons. Assists with global procurement projects, framework agreement negotiations, and supplier visits. Prepares reports and contributes to management documents. Requires enrollment in industrial engineering, mechanical engineering, business administration, or a related field.

Company Description Footprint Intelligence is an all-in-one AI sustainability solution. We help organizations streamline CSRD reporting, measure GHG emissions, and design decarbonization strategies. Our platform automates data collection, conducts assessments, and delivers smart visualizations for accurate analysis.

Build and operate cloud-native platforms (Kubernetes, service mesh, cloud services). Automate infrastructure using Terraform, Pulumi, or similar tools. Operate and enhance platform architecture. Integrate logging, monitoring, tracing, and security-by-design.

Design, develop, and deploy scalable AI and machine learning solutions on Azure. Utilize Azure Cognitive Services, Machine Learning Studio, and data tools. Collaborate with teams to integrate models into applications and workflows.

As a Working Student Content Management System, you will develop communication strategies, documentation, and training concepts. You will manage the Learning Management System (LMS) and contribute to the design and documentation of learning experiences.

The Commercial Marketing / Sales Forecast and Demand Planning Specialist will develop and maintain demand forecasts, collaborate with cross-functional teams, and ensure demand and supply balance to support revenue targets.

The Max Planck Institute for Intelligent Systems seeks a Lab Manager to support, coordinate, and manage departmental activities. Responsibilities include coordinating workflows, leading recruitment, organizing events, and maintaining online platforms. A Bachelor's degree or equivalent experience is required, along with proficiency in English and German.

International Sales Auditor conducts monthly sales & marketing revisions of PM subsidiaries worldwide. Provides suggestions for process improvements, trains new Sales Directors, and identifies risks and opportunities. Requires proficiency in Microsoft Office Suite, fluency in English, and strong analytical and communication skills. Experience in direct sales/network marketing is advantageous.

Develop and refine forecasting models using Python and statistical techniques. Analyze data, identify trends, and communicate findings to stakeholders.

The Senior Tech Management Lead Drug Product develops strategy and manages technology transfer of manufacturing processes for solid and/or parenteral drug products.

Lead commercial performance of a growing onshore wind and solar portfolio in Germany. Manage commercial operations, PPAs, and reporting. Mentor junior asset managers. Requires 4+ years' experience in renewables commercial asset management and fluency in German and English.