student English-speaking jobs in Gelsenkirchen

Treasury Manager (m/f/d) Liquidity, FX and Working Capital Optimization will manage collateral usage, oversee liquidity and funding costs, and prepare short- and medium-term working capital and cash flow forecasts. The role involves optimizing working capital structures, driving process automation, and collaborating with stakeholders to improve cash flow efficiency.

SAP Vertex Consultant to design, configure, and implement tax solutions integrated with SAP. Lead projects, analyze business requirements, and configure tax determination for various SAP modules. Support system audits, compliance activities, and global template rollouts.

Leads Medical and Scientific Affairs activities for rare disease diagnosis and management, focusing on bone and endocrinology. Expert in genetics, bone, and endocrinology, supporting data generation, real-world evidence activities, and scientific publications. Requires an MD or DO with 10+ years of experience in medical affairs or clinical research.

Tutor students in nutrition, covering topics like balanced diets, macronutrients, and meal planning. Must have a background in nutrition, dietetics, health sciences, or a related field.

Develop and execute commercial strategy to achieve above market growth. Manage sales activities for OEM accounts, including goal setting and performance monitoring. Collaborate with global teams and Innovation Team to identify growth opportunities and customer solutions. Lead and motivate a sales team, demonstrating strong leadership and value selling skills.

Lead and develop a field sales team in Northern Germany, driving regional business growth for industrial automation solutions. Provide technical sales support, build customer relationships, and execute sales strategies.

Senior Project Developer leads origination and early-stage development of solar, BESS, onshore wind, and data center projects in Germany. Manages zoning and permitting, builds relationships with stakeholders, and supports grid connection strategy. Requires 2-7 years of experience in renewable energy project development and fluency in German.

Part-time Aushilfe (m/f/x) supporting customer satisfaction, staff productivity, and operational routines. Responsibilities include product presentation, stock management, and assisting with beauty classes. Experience in retail, customer service, and the beauty industry is preferred.

The Head of Risk Management leads the evolution of the risk management framework, ensuring resilience and profitability in a dynamic energy market. This role builds and leads a team of 13 professionals, shaping risk management as a key driver of business success. The Head of Risk Management ensures robust assessment and monitoring of market, credit, liquidity, and operational risks across all commodities, products, and portfolios.

As Head of Office to the Chief Officer, Health, you will act as a trusted advisor, driving governance, coordination, and execution of strategic initiatives across a complex international environment. You will lead cross-functional projects, provide executive advisory, and represent the Chief Officer in selected forums.

Experienced software development team lead develops technical concepts and supports agile teams. Analyzes requirements, leads and coaches development teams, conducts code and architecture reviews, identifies vulnerabilities, and collaborates with stakeholders. Requires a degree in Computer Science, Software Engineering, or a comparable field and several years of leadership experience in software development.

Data Engineer responsible for designing, building, and optimizing data workflows. Collaborates with stakeholders to deliver data solutions and ensure data integrity. Requires 3+ years of experience, strong Python skills, and expertise in cloud services, data modeling, and orchestration tools.

Drive sales growth and execute strategies within the retail business for a leading provider of garden containers and accessories. Responsibilities include lead generation, relationship management, market analysis, and reporting. Requires previous sales experience in the lawn and garden industry, fluency in German and English, and a strong network of contacts.

Leads a team of engineers responsible for ensuring quality, reliability, and manufacturability of PCB and PCA products throughout the product lifecycle. Manages supplier quality strategies, drives supplier performance, and collaborates with Engineering, R&D, and Manufacturing Partners. Develops and implements quality strategies, leads root cause investigations, and manages risk mitigation programs.

Quality Management and Continuous Improvement Process (CIP) Engineer responsible for quality management, handling quality incidents, and implementing corrective actions. Requires a degree in Industrial Engineering, Mechanical Engineering, or a comparable field, and solid knowledge of quality management and CIP processes.

Design new and rework existing game features for Goodgame Empire and Empire: Four Kingdoms. Propose improvements aligned with game vision, player feedback, and business goals. Create pitch presentations, wireframes, and documentation. Utilize AI tools and adapt successful game mechanics.

Field Application Engineer drives demand creation by leveraging technical expertise to champion return on engineering investment. Partners with sales team, providing technical support and consulting. Manages supplier and customer expectations, builds relationships, and participates in strategic branch meetings.

Mobile Locker seeks a student Hotline Agent to provide phone support to customers regarding locker usage, payments, and technical issues.

Twin Harbour Interactive seeks passionate individuals with expertise in development, design, data, marketing, or product. Strong communication skills in English and a proactive attitude are required.

As Applied AI/ML Lead Engineer, you will design, build, and operate AI/ML systems for DAiNA's precision-oncology platform. You will develop and maintain retrieval-augmented generation (RAG) architectures for molecular data interpretation, clinical reporting, and decision support workflows.