freelance English-speaking jobs in Bielefeld

Process Engineer (2-Year Fixed-Term Contract) will provide engineering support for vaccine manufacturing, optimize processes, and execute engineering projects.

Provide remote support to clients throughout their travel journey via email, chat, and phone. Assist with updates, inquiries, and ensure a seamless travel experience.

Senior Product Manager will develop the multi-year vision, strategy, and roadmap for Freshflow's retailer-focused and future solutions. Responsibilities include creating product specifications, managing implementation, and collaborating with teams to gather product insights and drive new features.

Planning Manager to oversee planning and scheduling activities for data center development projects in the UK/France/German regions. Focus on project compliance, oversight of planning and scheduling, collaboration, and reporting. Requires a Bachelor's degree, 5+ years of experience in planning and scheduling for large-scale infrastructure or data center projects, and proficiency in project management software.

Senior Cyber Security Architect responsible for group-wide technical cybersecurity architecture across cloud and on-premise environments. Develops best-practice guidelines, conducts security assessments, and drives the Secure Software Development Lifecycle.

Develops marketing strategies, creates content, and manages relationships with key influencers. Executes SEM campaigns, optimizes content for SEO, and collaborates with design and development teams.

Interim CFO for a mid-sized, private equity-backed financial services company in Central Germany. Full responsibility for finance, accounting, controlling, tax, treasury, and reporting. Strong PE experience and background in regulated German financial services required.

Senior Recruiting Manager will own the full recruiting lifecycle, from sourcing to closing, for a fast-growing FinTech in Berlin. Responsibilities include active sourcing, conducting structured interviews, and scaling recruiting processes. Several years of recruiting experience, strong active sourcing expertise, and German fluency are required.

Lead the planning and execution of the SAP S/4HANA transformation across multiple business units and regions. Coordinate readiness activities, testing, and cutover planning while managing external partners. Develop and maintain a clear SAP transformation roadmap and ensure transparent reporting.

Drive advisory revenue and lead a team to deliver client outcomes for a major account. Responsibilities include securing new business, leading complex engagements, and building executive relationships.

Project Manager to plan, execute, and manage substation projects within Germany's energy rollout. Lead interdisciplinary teams, coordinate with stakeholders, and ensure project adherence to quality, deadlines, and budget. Requires several years of project management experience, excellent communication and negotiation skills, and fluency in German.

The European Institute of Policy Research and Human Rights seeks Junior Research Fellows to develop research skills and contribute to policy-oriented publications. Fellows will learn a structured methodology for drafting a research paper in a chosen area and receive mentorship.

Workshop Manager needed to oversee setup and daily operations of a workshop supporting the build, integration, and testing of prototype and pre-production UAV systems.

The Global Sales Specialist supports Hyatt's hotel conversion and pre-opening activities, managing group leads and coordinating transient RFP processes. This role acts as a liaison between Global Sales teams and hotels, ensuring commercial readiness and driving revenue generation.

Develop and maintain a scalable web application using Golang for a proprietary engine generating personalized advertising promotions. Collaborate with a cross-functional team to implement new features, fix bugs, and ensure a mature product.

The Office Manager supports local data center operations, manages site administration and budget, and oversees implementation of internal policies. Collaborates with HR and IT teams, ensuring compliance and smooth operations. Supports the expansion of a new data center in Berlin.

Experienced Vice President of Professional Services needed to strengthen service delivery for a well-established SaaS business. Focus on operational performance, commercial discipline, and transparency in delivery, margins, and resourcing.

Experienced SAP MM / MDG Consultant needed for S/4 United transformation program. Design, configure, enhance, and support SAP solutions for Procurement, Logistics, and Master Data Governance.

Information Security Manager will coordinate an information security program, design and maintain ISMS, plan security audits, and improve IT risk management.

FPGA Engineer needed for embedded systems development in aerospace applications. Requires experience with PLD/FPGA technologies, embedded systems, and aerospace software development is a plus. Strong German language skills are essential.