backend developer English-speaking jobs in Essen

Leads group for clinical trials and development programs in functional gastrointestinal and gastrointestinal motility disorders. Responsible for clinical development strategy and scientific integrity of trials. Collaborates with cross-functional teams and stakeholders.

As a Commis de Cuisine, you will prepare food for restaurant, bar, and banquet areas according to recipes and guidelines. You will also prepare mise-en-place, maintain hygiene, and handle kitchen utensils.

Leads strategic partnerships with software companies to optimize products with Ubuntu and Canonical software. Develops joint product roadmaps, go-to-market plans, and content. Drives Ubuntu adoption within partner accounts and advocates for its benefits.

Service Technician (m/f/d) for Wind Turbines in Velen. You will carry out on-site servicing and maintenance of wind turbines, repair turbines, and resolve faults. You will analyze error messages, identify causes, and document work digitally.

Customer service representative needed for full-time position. Processes customer emails, provides telephone and written communication, offers expert advice, and solves customer problems. Requires good German and Bulgarian language skills and proficiency in Microsoft Office.

As a Data Scientist on the AI Search team, you will develop and implement algorithms to enhance hotel search ranking and relevance across 35+ languages and 55 countries. You will analyze large datasets, design scalable search architectures, and collaborate with cross-functional teams to improve user experience.

Lead the design, development, and optimization of innovative low-voltage cable accessories (up to 1 kV) with a team of three.

Develop and deploy category strategy to drive growth for iconic breakfast brands. Analyze shopper trends, retail audit reports, and customer sell-out data to identify opportunities. Recommend and execute optimized pack price architecture and promotional plans. Partner with marketing, sales, and finance to optimize budget allocation and track spending. Lead the commercial planning process and ensure compliance with Nestlé codes.

SAP MM Retail Consultant required for long-term contract with a global brand. Deliver SAP MM full life cycle implementations and rollout projects across Germany and Switzerland. Strong SAP MM functional consultancy and solution design experience needed.

Founding Engineer to join a small team building a European cloud platform on bare metal hardware. Design, operate, and improve the full stack: compute, Kubernetes, storage, and networking. Write Go and Rust code, mentor a junior engineer, and own production infrastructure.

The Project Management Officer will support BAMF in designing, developing, and implementing projects. Responsibilities include conducting stakeholder analyses, developing project plans, managing risks, and coordinating project activities.

Optical Engineer to develop advanced optical systems for printing machines. Designs created in Zemax and transferred to SolidWorks. Collaborates with R&D team, mechanics, electronics, and firmware. Requires Master's degree in optics, photonics, or applied physics and 10+ years of experience.

Sales Representative fluent in German and English to promote energy audit services and drive sales growth in the German-speaking market.

Freelance SAP Retail Solution Architect needed for a large-scale S/4HANA transformation program in the fashion/apparel sector. Focus on end-to-end solution design across supply chain and master data.

Trade Compliance Expert (m/f/d) will ensure Advantest meets import and export compliance regulations. Provides support and guidance to Advantest sites on international import/export compliance management, licenses, training, auditing, and process improvements.

Senior Account Executive will lead growth across EMEA, acquiring new corporate clients in the air, rail, and cruise industries. Responsibilities include developing a sales pipeline, building strategic partnerships, and consulting with potential customers on HRS Crew and Workforce Solutions.

As a Workplace/Occupational Safety Specialist, you will maintain and develop safety protocols at two Neuenburg locations. You will advise employees and management on safety matters, conduct trainings and audits, and implement safety projects to prevent accidents.

Assist hardware development for 5G applications. Support RF measurements, performance evaluation, and test automation. Enrolled student in electrical engineering with RF knowledge and programming skills.

The Administrative Specialist & Executive Support provides high-level administrative, operational, and HR support to the Tübingen management team. This role coordinates calendars, meetings, travel, and office operations, serving as a key liaison between Germany and the US. The successful candidate will manage data, support internal communication, and assist with HR processes.

Manage outsourced payroll for France, ensuring accuracy, compliance, and timely payments. Requires 4+ years of experience in multinational payroll, French native fluency, and proficiency in relevant software.