student English-speaking jobs in Gelsenkirchen

Inside Sales Representative will proactively engage used car dealers through outbound calling to generate potential buyers and build a strong buyer network. Responsibilities include identifying customer needs, qualifying potential buyers, and managing leads.

Lead multiple software development teams, fostering innovation and collaboration. Establish AI-native engineering practices, leveraging Claude Code and similar tools, to drive productivity gains. Ensure adherence to quality, security, and regulatory standards. Synchronize product requirements with business objectives and communicate progress to executive management.

Drive growth for Intelligence Center X, a low-code and process automation platform, by identifying and qualifying leads, developing opportunities, and engaging with C-level stakeholders. Showcase the platform's value in enabling data-driven decision-making and automated workflows. Lead the entire sales cycle, from uncovering opportunities to closing deals.

Postdoctoral position in cardiometabolic imaging at the Center for CARDiovascular Research in DIABetes (CARDDIAB). Focus on developing standardized processes for hyperpolarized 13C MRI, including data analysis software and conducting studies in animal models and potentially humans. Requires a PhD in a relevant field, experience with HP13C MRI, and programming skills in Matlab/Python.

Sales Development Representative will prospect, qualify, and generate new opportunities for Arctic Wolf in Germany. Responsibilities include following up on leads, building a strong pipeline, and partnering with senior sales executives. The ideal candidate has 1-2 years of experience in sales, business development, or a related field and is fluent in German and English.

Interim Tax Director to lead and manage a tax team, providing guidance and direction on compliance and advisory matters. Requires 15+ years of tax experience, including 10 years in Big 4 or equivalent, with expertise in corporate tax, transfer pricing, M&A, and complex audits.

Provides onsite and remote technical support for end users, including desktops, laptops, peripherals, and mobile devices. Troubleshoots and resolves hardware and software issues. Assists with workstation deployments, device imaging, and equipment setup. Maintains accurate ticket documentation and inventory of IT equipment. Performs regular checks and basic troubleshooting of AV equipment. Follows documented processes and standard operating procedures. Communicates effectively with users to understand issues and set clear service expectations.

Research Associate to conduct experimental and numerical studies on bubble dynamics in pool scrubbing. Tasks include designing experiments, performing simulations, and analyzing bubble size distributions.

The European Mid-Market team is seeking a Manager/Associate Director to originate, analyze, and execute investments in the German market. The role involves deal sourcing, financial modeling, due diligence, and portfolio management. The ideal candidate will have 8+ years of relevant experience in private equity or asset management with a focus on mezzanine and equity deals. Fluency in German and English is required.

Freelance Customer Experience Evaluators are needed to provide feedback on luxury brands across various industries. Evaluations may involve in-store visits, online purchases, or appointments. Applicants should be existing luxury brand customers and have no prior experience working for luxury retail brands.

Working Student Communications (f/m/d) supports the Executive Communications team with research, content creation, and event planning. Tasks include preparing speeches, conducting research on political and economic topics, and assisting with social media and administrative duties.

The European XFEL is seeking a researcher to work on a European-wide optics and metrology project. The role involves coordinating tasks related to the systematic study of contamination of X-ray optics, applying cleanroom technologies to recover them, and establishing physical characterization processes.

The Senior Auditor supports the Internal Audit unit in enhancing and protecting organizational value by providing independent audit services. Responsibilities include conducting risk-based audits, analyzing business processes, identifying risks, and communicating audit results to senior management.

Leads and transforms a best-in-class supplier quality function across Carrier Climate Solutions Europe. Accountable for end-to-end supplier performance, driving quality, delivery, and cost improvements. Manages supplier development programs, critical escalations, and establishes standardized processes. Drives digitalization and continuous improvement within SQ&D.

Guest Relations Trainer to design and deliver training for guest-facing teams, focusing on communication, service excellence, and problem-solving.

As a hands-on technical leader, you will safeguard the products and services of the World project. You will embed security into the development lifecycle, lead secure architecture reviews, and implement automated security guardrails. You will also perform code and infrastructure reviews, manage vulnerability processes, and mature the Secure SDLC and bug bounty programs.

Develop and execute go-to-market strategies for AI-powered product offerings. Define product positioning, messaging, and buyer personas. Create sales enablement assets and own website optimization. Build and scale digital content and campaigns across channels.

Lead product development for Freecash, the engagement engine for mobile game studios. Own end-to-end outcomes, from hypothesis to metrics and results. Prioritize ruthlessly and execute from ideation to launch. Bring a founder-like mindset, data-driven approach, and experience building consumer-facing apps.

Leads strategy and roadmap for enterprise eHealth portfolio, including cloud and platform solutions. Manages full product lifecycle from concept to end of life. Builds and scales B2B software products, preferably in eHealth or healthcare IT.

International Sales Representative will acquire new customers, establish international sales, and support existing customers. Responsibilities include market observation, promotion initiatives, sales negotiations, and trade fair participation. Requires a commercial background, strong customer focus, negotiation skills, and experience in the medical technology industry. Fluency in German and English is essential.