web developer English-speaking jobs in Mainz

Deliver groceries to customers efficiently by e-scooter or e-bike. Meet and exceed delivery targets while providing exceptional customer service.

The Max Planck Institute for Political and Social Science seeks a Postdoctoral Fellow to conduct research on the coexistence of violent orders and democracy. The project examines the relationship between political and economic institutions, political violence, and its consequences. The successful candidate will conduct quantitative and qualitative research, write academic articles, and contribute to the department's research environment.

Manage and develop a hardware test laboratory team, establishing infrastructure and system-level testing capabilities. Define, introduce, and maintain test strategies, methods, and concepts. Plan, coordinate, and execute hardware and system-level tests, including software. Evaluate, document, and release test results. Ensure compliance with internal processes, quality standards, and applicable norms. Act as the central interface between the test lab and various teams and stakeholders.

Customer Order Specialist manages customer orders for international clientele in aerospace and supply chain sectors. Processes, administers, and manages material orders, facilitates stock dispatch, and handles material sourcing. Resolves customer inquiries and escalates issues as needed.

As Prototype Engineer Apparel, you will create physical garment prototypes, collaborating with cross-functional teams from ideation to manufacturing. You will cut, sew, and embellish samples, ensuring feasibility for production.

Research Associate (75% position) with opportunity to pursue a PhD in Innovation Leadership. Focus on international market expansion strategies, particularly in India and global markets.

Lead and build a consulting team within Cognizant's Manufacturing Consulting practice in DACH. Manage and grow a customer base, develop innovative strategies, and deliver solutions for complex client situations. Requires domain experience in Manufacturing, proven consulting experience, and the ability to manage large complex programs. Fluency in English and German is essential.

Working student supports office and HR tasks, including administrative duties, event planning, and recruiting assistance. Must be studying business administration, economics, social sciences, or similar, have 16-20 hours per week availability, and possess strong communication and organizational skills.

Privatal seeks a Group CFO for a mid-market private equity fund in the healthcare service sector. The CFO will partner with the CEO to drive a business transformation and build a best-in-class finance function.

Develop, implement, and maintain advanced risk measurement methodologies for Interest Rate Risk in the Banking Book (IRRBB) and Credit Spread Risk in the Banking Book. Lead the design, implementation, and monitoring of pricing and valuation models for interest rate derivatives. Establish and maintain risk limits for IRRBB and associated derivatives.

Permanent W3 professorship in Integrative Neurobiology at OVGU and LIN. Successful candidate will establish a new research group focused on experimental and computational neuroscience or neuroengineering. Requires experience leading international research teams, securing funding, and supervising students. Expected to contribute to LIN's interdisciplinary research programs and develop innovative strategies to advance understanding of neural circuits and networks.

Project Engineer to design, plan, and execute renewable energy projects (solar, wind, hydroelectric). Requires a Master's degree in a relevant field and experience in renewable energy engineering.

As a Sales & Marketing Intern, you will support the planning and execution of marketing campaigns, create marketing materials, analyze market trends, and assist with event management. You will also maintain customer data, prepare reports, and collaborate with various departments.

Junior Sales Manager (m/f/d) needed to manage sales of Petrochemical products in the B2B market. Responsibilities include contract negotiations, customer relationship management, and sales strategy development. Requires a degree in business/economics, chemistry, or a related field, plus one year of sales experience. Excellent communication and teamwork skills are essential.

Experienced SAP S/4HANA consultant with a focus on Production Planning (PP) needed. Design, implement, and customize production processes. Ensure seamless integration across modules and support Fiori and mobile solutions. Collaborate with cross-functional teams and provide user training.

Coordinate laboratory activities, train lab members, and support ongoing research projects. Develop and lead an independent research project focused on chromatin organization during meiosis in C. elegans.

The Voyage Global Leadership Development Program is a full-time, paid program for recent university graduates. Participants will gain hands-on experience in hotel operations through rotations across various disciplines. The program is 12-18 months long and includes leadership training, mentorship, and opportunities to collaborate with other Voyage participants worldwide.

Support CEO with finance, operations, travel, PR, and sales activities. Manage day-to-day company operations, including HR, finance, admin, and internal processes. Assist with strategic topics like investor relations, board preparation, and hiring decisions.

Design, implement, and operate a modern reporting platform based on SAP BW/4HANA and SAP Analytics Cloud (SAC). Integrate data from SAP S/4HANA and other systems, establish data governance processes, and collaborate with stakeholders to understand reporting needs.

Lead development efforts for the AUGENTIC software platform "Qomitto". Balance strategic leadership with technical oversight, managing a team of 20 developers. Design and optimize the full software development life cycle, ensuring platform stability and quality. Drive the ScrumBan model, manage release cycles, and oversee code development and testing.