freelance English-speaking jobs in Bielefeld

PhD position focused on inverse design of microstructures for sustainable structural metals. Develop automated workflows for microstructure reconstruction, identify material parameters, and establish structure-property linkages. Implement inverse optimization frameworks to identify microstructures with desired properties. Collaborate with researchers on material manufacturing and characterization.

Support Clarios and customers during battery system development and vehicle integration. Analyze battery failures, lead issue resolution, and provide technical support.

Provides administrative support to workshop and service operations, ensuring customer requirements are met. Handles order processing, spares management, documentation, and shipment coordination. Collaborates with service engineers, coordinators, and the workshop team. Requires strong communication, organizational, and multi-tasking skills. Fluency in English is essential. Experience with SAP or Salesforce is advantageous.

Lead our Pharmacy Channel strategy in Germany, delivering market growth and executing the Go-to-Market Strategy.

Our purpose, to create a new connection between pleasure and responsibility and to help our customers and people in society to achieve this as well, is at the heart of our thinking and actions. To help shape this path, we are looking for a Director of Business Development to start as soon as possible. You can choose between our offices in Göttingen, Munich or Hamburg as your place of work.

Leads, mentors, and scales a high-performing marketing team across multiple channels and markets. Owns and optimizes the entire marketing funnel, from acquisition to retention. Drives strategic planning, OKRs, and transparent reporting. Monitors daily revenues, channel performance, and aligns with cross-functional teams.

Lead an established Dr. Wolff Group brand in Germany, developing the business unit strategically and driving profitable growth. Take full P&L responsibility, define and execute the brand strategy, and manage product portfolio and innovation pipeline.

The Manager Financial Control ensures compliance with financial control standards and the Lloyds Banking Group framework. This role is responsible for reviewing attestations, setting the financial control agenda, and managing stakeholder expectations.

Senior Accountant responsible for operative and strategic accounting, monthly reporting, financial statement preparation, audit support, and communication with tax authorities.

Experienced marketing leader needed to develop and execute marketing strategies for a leading food company. This role involves shaping product/menu strategy, managing campaigns, and leading a team. Strong communication, analytical, and leadership skills are required.

Senior Account Manager will shape and grow customer relationships using a data-driven approach with HubSpot. Requires 5+ years of experience in Account Management, Sales, or Customer Success with a strong commercial focus (ideally in SaaS or Tech). Strong communication and presentation skills in German and English are required. Fluency in French is a plus.

Interim CFO to drive change across a global €1bn manufacturing business. Responsibilities include finance function diagnosis, transformation program, improved MI, and supporting international growth via M&A.

Intern in Talent Management & Learning will support the identification and documentation of AI use cases in learning, leadership, and HR. Responsibilities include researching trends, contributing to meetings and workshops, and drafting learning materials.

PhD student conducting in vivo and in vitro experiments in cardiovascular biology. Requires a Master's degree in a relevant field and experience in molecular biology, biochemistry, and cell culture.

Senior Engineer responsible for architecting, deploying, and scaling AI-powered systems. Experience with Python, AWS, data modeling, and LLM fine-tuning required. Will build data pipelines, manage infrastructure, and collaborate with stakeholders.

Develop and execute social media and influencer marketing strategies for NORSAN Netherlands. Manage social media channels, plan and execute live events, and create marketing materials.

Support the development of strategic concepts and products in employer branding, university marketing, leadership, and talent management. Take responsibility for partial projects from planning to implementation. Contribute new ideas and develop tools to optimize global processes.

The Commercial Director Pharmacy Channel Germany will drive the success of the Pharmacy channel strategy. This role requires a highly motivated individual with a strong sales track record. Responsibilities include shaping and executing the Pharmacy Channel Vision and Strategy (Bricks and Mortar) for Germany, setting and delivering financial targets, managing people resources, and creating product activation aligned with portfolio prioritization.

Control System Engineer needed for substation control system commissioning, testing, and on-site support. Experience with SCADA, HMI, networks, cybersecurity, and IEC protocols required. Strong problem-solving and communication skills essential. Extensive travel (~160 days/year) is required.

Leads CRM initiatives across Merlin Entertainments' European attractions. Develops and executes data-driven strategies to enhance customer engagement, retention, and lifetime value. Collaborates with marketing, ecommerce, and digital teams to ensure personalized and relevant customer communications. Monitors campaign performance, optimizes strategies, and ensures compliance with data protection regulations.