freelance English-speaking jobs in Wuppertal

As a Tax Consultant, you will bridge tax expertise and product innovation, specializing in tax domains like income tax, VAT, or Pillar 2. You will translate tax requirements into product enhancements, analyze workflows, and collaborate with internal teams to shape the product roadmap.

Operations Support Agent ensures timely delivery of urgent packages, answers customer inquiries, investigates failed shipments, and collaborates with the team.

Mechanical Lead to manage mechanical site delivery on a large data center construction project. Responsibilities include installation, plant coordination, subcontractor management, quality control, and commissioning readiness.

Senior FP&A Analyst will drive financial planning and reporting processes, consolidate financial information, and provide insights to senior stakeholders. Responsibilities include managing financial planning cycles, preparing reports, and collaborating with branches to achieve financial targets.

Freelance German (DaF) teacher needed. Must have native-level German (C2+), at least 1 year of teaching experience, and a teaching qualification.

Manage and develop sales of products and services to achieve business targets. Build and maintain customer relationships, negotiate prices, and analyze market data.

Senior DevOps Engineer needed to design, implement, and improve global infrastructure and DevOps solutions. Responsibilities include supporting development teams, standardizing Ubuntu Pro, and managing Kubernetes and container platforms. Requires a degree in a related field, 5+ years of experience in DevOps, Linux administration, or enterprise infrastructure, and fluency in German and English.

Lead the setup and strategic planning of Joybuy's service communication and legal terms in German. Optimize and manage AI translation models, ensuring accuracy, idiomaticity, and brand tone consistency. Manage full project lifecycles, including schedule planning, resource coordination, and risk control. Establish quality evaluation methods for German shopping experience, considering cultural nuances.

As an IT Infrastructure & DevOps Engineer, you will ensure the reliability and uptime of production systems, automate infrastructure, and operate monitoring and observability tools. You will collaborate with SRE and DevOps colleagues to optimize infrastructure, contribute to self-service platforms, and participate in migrations and modernizations.

SAP S/4HANA Master Data Migration Expert will support global transformation initiatives, focusing on data transformation, migration design and optimization, and the successful deployment of global master data standards.

Provides first- and second-level IT support to employees, manages user accounts and access rights, and maintains the company's network and IT infrastructure. Supports IT projects and collaborates with production teams to ensure smooth operations.

Evaluate search results and AI-generated content for quality, relevance, accuracy, and usefulness. Conduct online research to verify information and apply rating guidelines consistently. Document edge cases and provide clear written feedback.

PM Group seeks experienced CQV experts to deliver Commissioning, Qualification, and Validation services across the full project lifecycle for BioPharma projects in Germany. Responsibilities include leading CQV strategy and execution, developing CQV documentation, and ensuring compliance with GMP standards.

Support process development and R&D efforts in leaching, kinetics, and mass transfer for battery material recovery. Analyze reaction mechanisms, optimize scaling parameters, and assess process efficiencies through experimentation and simulation.

Beam AI is seeking a Sales Development Representative to build the top of our pipeline. You will research target accounts, engage senior stakeholders, and qualify inbound leads. This role involves partnering with Account Executives and GTM Leads to create and progress strategic opportunities.

Sales Representative (m/w/d) for animal health, supporting veterinary practices and clinics in Dresden/Cottbus and surrounding areas.

Senior Security Engineer responsible for IAM strategy across Entra ID and Active Directory. Develops identity-centric detections, manages conditional access, and partners with teams to implement controls. Requires 5+ years of experience in IT security engineering with significant IAM responsibility and expertise in Entra ID, Active Directory, MFA, SSO protocols, and zero-trust architecture.

Clinical Research Associate / Senior Clinical Research Associate will conduct onsite and remote monitoring visits, perform CRF review and query resolution, and manage site communication. Experience in AMG studies, Phases II and/or III, and oncology, hematology, infectious, rare, or gastro-intestinal diseases is preferred. Full professional proficiency in German and English is required.

As a Sales Engineer, you will run live drone demos at customer sites, lead discovery conversations with utilities, and scope pilot projects. You will build and manage the sales funnel, provide customer insights to product development, and travel frequently across Europe.

Create conversion-focused copy for demand generation channels including paid ads, landing pages, and social campaigns. Translate complex technical topics into clear messaging for IT professionals. Experience with AI tools and a strong portfolio of diverse content are required.