109 English-speaking jobs in Cologne

Senior Ruby on Rails Engineer needed for an AI technology company. This hands-on role involves designing, building, and scaling backend applications. Requires 5+ years of experience and comfort with NSFW content.

NET) - Dresden - €105,000 (m/f/d)1 week ago Be among the first 25 applicantsOptimus Search has partnered with a pioneering health-tech company that is transforming healthcare through advanced digital solutions. With over 30 years of industry experience, the company has established itself as a trusted leader in medical software and data analytics, impacting millions of lives globally.

Introduction: Flink, the leading online supermarket, is experiencing rapid growth and is now operational in all major cities across Germany. Our delivery hubs are strategically located in densely populated urban areas, facilitating swift deliveries with our fleet of electric bikes. We are currently seeking enthusiastic riders to join our dynamic team in your city!

Build and shape the Marketplace Data Analytics & Operational Excellence capability. Develop a multidisciplinary team, create data vision, and turn insights into scalable improvements using SQL, Power BI, Python, and AI tools.

Experienced Salesforce Product Owner needed for freelance contract. Consult on service architecture transition, defect containment, and operational standards across SFSC, SFMC, and BSS/OSS layers.

Thesis research on operator fatigue assessment for adaptive automation in Air Traffic Control. Tasks include literature review on fatigue detection, analyzing objective/subjective measures, and potentially implementing machine learning models.

Weekend Student Job supporting automated logistics equipment. Tasks include supplying consumables and first-level troubleshooting for machines like carton erectors. Requires basic technical understanding and ability to follow SOPs.

Own AI/GenAI product direction, translating expertise into validated use cases. Define outcomes, lead cross-functional execution, and manage senior stakeholders. Requires 7+ years of product leadership experience.

Manage small to medium development projects end-to-end. Requires a technical degree and at least 2 years of project management experience, ideally in high-tech or semiconductor manufacturing.

Senior Expert drives electrical power system engineering and develops mathematical solvers for grid models. This role involves shaping models for asymmetric grid structures and evolving backend, frontend, and data workflows. Requires deep electrical engineering knowledge and 5+ years of programming experience in Python.

Underwrite risks in Property, Energy, and Engineering lines, structuring non-proportional reinsurance solutions. Develop facultative program concepts and manage client relationships while contributing to portfolio growth. Requires relevant degree and strong analytical skills.

HIMA Group seeks a Sr. Manager Mechatronics to join their global team providing safety-related automation solutions for process and rail industries. This role involves contributing to the development of reliable and sustainable safety technology.

Guest Service Experts deliver memorable dining experiences by setting tables, serving guests, and maintaining cleanliness. This role requires following policies, upholding quality standards, and performing physical tasks.

Senior Inhouse Consultant for Dynamics D365FO. Build clean, maintainable internal solutions by challenging requirements and leveraging D365FO standard functionality. Requires D365 Finance & Operations experience and strong stakeholder management.

Consultant Energy Utilities helps energy providers digitalize sales, networks, and services. This role translates business concepts into implementable solutions, guides transformation programs, and mentors delivery teams on CRM, billing, and data platforms.

Lead high-impact client engagements to shape and scale battery programs across the value chain. Advise on battery pack architecture, industrialize gigafactories, and guide executive decisions on pack strategies. Requires 5+ years of senior management experience in battery industries.

Applied Operations Research Engineer to build decision infrastructure for industrial organizations. Translate real customer problems into models and develop the engine that runs complex combinatorial optimization.

Solutions Architect role requiring client-facing technical representation and development team leadership. Responsibilities include technical architecture, CI/CD pipeline definition, and ensuring non-functional requirements are met. Java, Spring, SOA, and Micro-Services knowledge is required.

Software Engineer with 5+ years of data focus to ensure football data accuracy. Build and run Python data processing services, validate data quality, and become a football data expert. Strong SQL and data modeling skills required.

Workday Product Owner to drive strategy, governance, and continuous improvement for the global Workday platform. This role bridges HR, business stakeholders, IT, and partners, owning the roadmap, backlog, and budget for HR technology.