freelance English-speaking jobs in Bielefeld

Develop and maintain business-critical backend services in Golang for a leading finance and banking client.

Manage tech transfer projects in the pharmaceutical industry, collaborating with internal and external stakeholders to ensure successful project delivery.

Senior Vice President will lead the Services Business Unit, responsible for EPC, Project Execution, and Operations & Maintenance for large-scale hydrogen infrastructure. This role includes full P&L responsibility, building a scalable services business model, and leading two profit centers: Operations & Maintenance and Engineering & Project Management.

The Ocean Transport Monitoring Specialist oversees end-to-end ocean shipment performance, ensuring timely and efficient delivery. Responsibilities include monitoring transport milestones, optimizing shipment management systems, and resolving issues with stakeholders.

Provides technical, administrative, and operational leadership for daily operations and assigned tasks within the Special Operations Tactical Operations Center Europe (TOC-E). Supervises personnel, manages the tactical operations center, and monitors/synchronizes current operations to support client priorities.

Senior Supply Chain Analyst will work directly with clients to identify optimization and simulation solutions to improve performance. Responsibilities include analyzing model structure, inputs, outputs, and results, validating data structures, and collaborating with a team to deliver results. Requires proven experience creating solutions, developing supply chain models, and translating analytical outputs into actionable insights.

Working Student (m/f/d) - Prestige Care & Styling will co-develop and support product research and development. Responsibilities include executing formulation experiments, stability studies, and product lab tests. The role requires enrollment in a Bachelor's or Master's program in chemistry, cosmetic sciences, or a related discipline.

Execute end-to-end go-to-market strategies across customer segments and channels. Build and optimize the GTM flywheel, including outbound, inbound, ABM, LinkedIn content, paid acquisition, and sales workflows.

Experienced Field Marketing Senior Manager to drive sales-aligned go-to-market initiatives across DACH, Eastern Europe, and Benelux. Lead country-specific marketing plans, partner with sales leadership, and manage a team of Field Marketers.

Experienced Tendering Specialist needed for permanent, full-time position in Berlin, Düsseldorf, or Munich. Collaborate on service phases 6 and 7 of high-rise construction projects, prepare bill of quantities, and evaluate tender proposals. Requires a degree in Architecture, Civil Engineering, or a related field and several years of experience in HOAI service phases 3, 6, and 7, including public construction projects.

JD.com seeks a Food Customs Clearance Specialist to manage import and export declarations, handle customs documents, coordinate logistics, and liaise with customs authorities. The role involves research on customs policies and regulations, managing service providers, and ensuring compliance with customs laws.

Lead the development and execution of paid search and app marketing strategies across Google Shopping, Search, UAC, ASA, YouTube, and Bing. Manage campaigns end-to-end, from planning and bidding to optimization and reporting. Build and manage a team to scale paid search efforts in new European markets.

Project Manager to lead development of automotive infotainment systems from concept to launch. Manage project scope, timelines, budgets, and deliverables using agile or hybrid methodologies. Coordinate cross-functional teams and leverage AI tools for enhanced planning, reporting, and risk management.

Senior Recruiter to join Korn Ferry's RPO client partnership. Builds and develops client relationships through sourcing, screening, evaluating, and marketing candidates. Manages the full recruitment cycle and develops sourcing strategies. Requires significant recruitment experience, fluency in German and English, and excellent stakeholder management skills.

Lead IT service delivery and helpdesk operations across the DACH region, ensuring high-quality support and user satisfaction. Monitor, analyze, and report on KPIs and SLAs; manage escalations and drive continuous service improvement. Act as primary IT liaison for regional stakeholders and coordinate with global teams and vendors.

Manages technical and commercial offer lifecycle for large power transformers. Prepares offers, coordinates with Engineering, Manufacturing, and Supply Chain, and engages with customers and sales teams. Oversees large projects, coaches junior team members, and improves offer management processes.

Experienced R&D Manager to lead and develop a multidisciplinary engineering team in a regulated medical device environment. Responsibilities include leading a team, overseeing product improvements, and supporting product portfolio strategy.

Office Manager for a European defense tech start-up specializing in electronic warfare and precision localization. Manage daily office operations, coordinate internal processes, and support management and teams with scheduling, travel, and meeting preparation.

Manager Global Digital Solution Commercialization (f/m/d) DEU-Heidenheim. This hands-on commercial role focuses on bringing digital healthcare solutions to market, supporting customer implementations, and driving adoption. Responsibilities include shaping go-to-market strategies, collaborating with sales teams, gathering customer feedback, and working across teams to ensure successful launches.

Product Manager to lead discovery, development, and execution of strategic features and process automation for a B2B2C Private Markets platform. Define product roadmap, design user experiences, and analyze product metrics.