freelance English-speaking jobs in Wuppertal

DKRZ seeks Software Engineers to develop and operate cutting-edge data services for climate model data. Responsibilities include designing, deploying, and maintaining containerized data services, collaborating on federated data catalogs, and implementing event-driven systems.

Own and manage financial operations, from daily tasks to strategic insights. Prepare investor reports, financial analyses, and ensure compliance. Improve bookkeeping, accounts payable/receivable, and customer invoicing.

Senior Event Technician responsible for commissioning, supervising, and shutting down technical systems and installations. Experience with lighting consoles (GrandMA), media servers, and troubleshooting complex technical issues required.

Remote Sales Professional will identify client needs, recommend insurance solutions, and generate leads. Must have an insurance license or willingness to obtain one.

Sales Engineer needed for a fast-growing HR tech company. 5+ years of pre-sales experience in B2B SaaS, ideally in HR tech. Proven ability to assess business needs and translate them into solutions. Fluency in German (C2 level) required. Responsibilities include preparing technical product demonstrations, advising customers on HR tech challenges, and working closely with sales teams.

Promote and sell HarfangLab's cybersecurity solutions across Germany, Austria, and Switzerland. Generate qualified pipeline, open new accounts, and support the regional sales strategy. Detect, qualify, and track opportunities, map target accounts, and prospect new clients. Leverage inbound leads and manage the first stages of the sales cycle. Collaborate with Pre-Sales, Marketing, and Partner teams.

Leads global Lean OpEx strategy and transformation initiatives across development centers and production sites. Manages global deployment, ensures alignment with QHS strategy, and drives change management. Establishes continuous improvement capabilities, develops standards, and delivers training programs. Identifies process optimization opportunities, standardizes approaches, and monitors KPIs.

Leads the Accounts Payable, Receivable, and Cross Services team within the Accounting Services division. Ensures operational excellence in accounting, prepares financial statements, and drives digitalization and automation initiatives. Manages accounts receivable, trade credit insurance, and collaborates with various internal departments. Requires a Bachelor's degree in business administration with a focus on accounting and strong SAP S/4HANA knowledge.

Drives Google's devices sales programs across major business partners in Germany. Manages Telesales strategy, incentive programs, and partner management for key call-center sites. Supports carrier partners with sales staff training, incentive management, and store merchandising. Executes new product introductions and coordinates with third-party vendors.

Working student to support office management and event execution at VI Loft. Responsibilities include maintaining office organization, running errands, and assisting with event preparation and on-site support. Requires clear communication, organizational skills, German and English fluency, and flexibility.

Senior Legal Counsel provides antitrust and competition law advice to support complex commercial activities. Experience in investigations, compliance, M&A, and commercial law is required.

Manages and calculates visual merchandising (VM) items for BOSS and HUGO brand lines, including store structure lists and merchandise density. Collaborates with Senior Global VM's and Space Allocation team. Manages VM products and POS storytelling. Acts as a point person for Global VM, interfacing with GSD, Brand Units, markets, and other Global VM team members.

Develop novel deep learning algorithms for audio processing. Train state-of-the-art models, experiment with new architectures and datasets, and contribute to team learning efforts. Bachelor's or master's degree in a technical field and at least 2 years of experience required. Strong Python skills and professional English proficiency are essential.

As a working student, you will support the HR Operations team with operational and administrative tasks, including managing student employees and participating in HR projects.

Lead SAP S/4HANA transformation programs for enterprise clients, acting as a trusted advisor on strategy and business transformation. Drive new consulting opportunities and manage engagements to ensure successful delivery.

This apprenticeship offers a chance to learn about all aspects of hotel management in a modern, open environment. Applicants should be interested in the hospitality industry, have a school-leaving certificate, and be computer literate.

Intern or student to update and cleanse CRM data (contacts and companies) in Salesforce. Responsibilities include data cleaning, validation, quality enhancement, and process improvement.

Designs FACTS plant layouts for SynCons, STATCOMs, and Storage systems, considering customer specifications, standards, and EHS requirements. Leads a global project team, coordinates interfaces between engineering disciplines, and ensures project objectives align with organizational goals.

Client Advisor for Diamonds Factory store in Frankfurt. Provide personalized consultations, guide customers through bespoke design, and deliver a luxurious shopping experience. Achieve sales targets and represent the brand professionally.

Senior System Engineer responsible for IT infrastructure operation, development, and optimization. Duties include system administration, network and security solutions, cloud solutions, monitoring, automation, storage clusters, backup strategies, containers, and databases. Requires several years of experience in system engineering, strong Windows Server or Linux administration skills, and knowledge of IT security tools, cloud web services, backup tools, scripting, and monitoring tools. Excellent German and English language skills are essential.