Working Student - AI Engineering (m/w/d)

redcare-pharmacy seeks a Data Engineer (m/f/d) to join the team in Cologne. The role centers on building and maintaining data architecture that supports healthcare services. Work in this position directly influences how the company uses data to improve customer experiences. Key responsibilities Design and develop data systems that meet business requirements Maintain and refine existing data architecture Support reliable and accessible data for teams throughout the company What we look for Professional experience in data architecture or data engineering Interest in applying data to improve healthcare outcomes Motivation to work collaboratively with others This position is based in Cologne.

Are you a passionate data engineer eager to innovate within the data products landscape?Join our dynamic data team at SoSafe, a leading cybersecurity startup in Europe, and help lay the groundwork for a data-driven future. Your expertise will be critical in enhancing our data infrastructure and converting raw data into actionable insights that fuel our products and foster business growth.Your impact will be felt through:Designing and maintaining robust data pipelines and platform components to support SoSafe's products, analytics, and AI initiatives.Creating efficient ingestion and serving workflows using AWS, Airflow, and event-driven architectures.Enhancing platform reliability by focusing on monitoring, alerting, CI/CD optimizations, access management, and infrastructure modifications (Terraform).Upholding existing architecture and standards while working to enhance data quality and developer experience.Collaborating with Analytics, Product Engineering, and ML teams to deliver dependable datasets, event schemas, and data contracts.Assisting internal teams by troubleshooting data pipelines, resolving data issues, and operationalizing new use cases.Engaging in code reviews and technical discussions, documenting solutions for sustainable maintainability.What makes you an ideal candidate:4+ years of hands-on experience in building and maintaining production data pipelines (AWS preferred).Proficient in Python and SQL, with experience using tools such as Airflow, dbt, and Kafka.Familiarity with infrastructure as code (Terraform), CI/CD practices, and managing data systems in a production environment.Comfort in working within a shared platform context: adhering to standards, managing operational tasks, and delivering in an incremental manner.Experience with data quality and fundamental observability practices.Capable of owning tasks from inception to completion — implementation, validation, and documentation.Excellent communication skills, collaborating effectively with engineers, analysts, and product partners.Motivated, reliable, and execution-oriented, with a desire to expand into broader platform responsibilities.Fluency in English is essential.

Join our dynamic team at redcare-pharmacy as a Data Engineer (m/f/d) in Cologne! We are seeking a skilled professional who is passionate about data and technology. You will play a crucial role in designing and implementing data solutions that drive our business forward.

Join redcare-pharmacy as a Data Analyst with a focus on Finance! In this pivotal role, you will leverage data analytics to drive financial strategies and optimize our operations. You will work closely with cross-functional teams, utilizing your analytical skills to transform raw data into actionable insights.

redcare-pharmacy seeks a Working Student in Data Analytics, focusing on Pricing, for its Cologne office. This position is designed for students eager to gain practical experience in data analysis while working closely with a supportive team. Key responsibilities Assist the team in evaluating pricing strategies and monitoring trends Help conduct market research on pricing and competitor activities Take part in data-driven decisions that shape pricing models What this role offers Hands-on experience with data analytics in a business environment Exposure to pricing models and market research methods Opportunities to strengthen analytical skills while learning from experienced colleagues

Join Trusted Shops, where we are dedicated to developing innovative SaaS solutions for over 40 million users and 30,000 businesses across Europe. Our product range includes the Trustbadge, buyer protection solutions, and the eTrusted Experience Feedback Platform. For 25 years, our mission has been to foster trust between individuals and businesses in the digital age.Our Product & Engineering Department comprises 15 cross-functional teams distributed across three product domains (Consumer, Business, and Platform), all working in an agile environment.We are looking for a skilled and inquisitive Senior Fullstack Software Engineer (f/m/d) to join our Platform Domain. If you thrive in dynamic settings, enjoy solving complex problems with code, and are driven to enhance the overall user experience, we want to hear from you.As part of our Trstd Login Team, you will help develop the next generation of secure and user-friendly authentication tools designed to build trust between users and companies.Your Responsibilities as a Senior Fullstack Software Engineer (f/m/d):Collaborate closely with an interdisciplinary product team of growth-oriented developers, product, and delivery experts to create reliable, scalable, and impactful solutions.Develop cross-platform web components, leveraging your deep expertise in leading eCommerce systems such as Shopware, PrestaShop, WooCommerce, Magento, and Shopify to ensure seamless integration and high performance across all environments.Implement secure system communication using OAuth2 and OIDC while embracing a technology-agnostic approach to tackle technical challenges. You will utilize stable, proven technologies under the principle of 'Choose Boring Technology'.Take ownership of your work from start to finish in a culture of 'You build it, you own it'—from developing new features to CI/CD deployments, monitoring, and infrastructure automation with Terraform and Infrastructure as Code (IaC).Why Join Trusted Shops?Personal Development: You will receive direct support for your professional growth...

Join our dynamic team at Lacroix Group as a Technical Sales Engineer in our internal sales department. In this pivotal role, you will leverage your technical expertise and sales acumen to drive our innovative solutions forward. You will collaborate closely with our engineering and sales teams to provide exceptional support to our customers while identifying new business opportunities.Your responsibilities will include:Engaging with clients to understand their technical requirements and offer tailored solutions.Assisting in the preparation of technical proposals and presentations.Working with cross-functional teams to ensure customer satisfaction and timely delivery of products.Providing insights on market trends and competitor activities.We are looking for a motivated individual who is passionate about technology and sales, and eager to make an impact within our organization.

Join our innovative team at redcare-pharmacy as a Senior Data Engineering Manager. In this pivotal role, you will lead the data engineering team to design, develop, and maintain scalable data solutions that drive business insights and enhance operational efficiency. Your expertise will be crucial in shaping our data strategy and ensuring our systems are robust and efficient.

Role overview Speechify seeks a Software Engineer specializing in Data Infrastructure & Acquisition for its Cologne office. The role centers on developing and maintaining scalable data systems that underpin Speechify’s products and services. What you will do Design and build data infrastructure that can support business growth and new product features. Collaborate with engineering, product, and other teams to improve data acquisition and usage. Identify and implement ways to make data processes more efficient and dependable. Location This position is based in Cologne, Germany.

Join our dynamic team at redcare-pharmacy as a Senior MLOps Engineer! In this pivotal role, you will leverage your expertise in machine learning operations to streamline and enhance our AI-driven pharmacy solutions. You will collaborate with data scientists, software engineers, and product managers to implement scalable and efficient MLOps processes.

Join our dynamic team as a DTS Field Engineer - Flying Doc and play a vital role in supporting our innovative solutions in the field. This position offers a unique opportunity to work with cutting-edge technology and collaborate with a talented team in a fast-paced environment.

Our client is a rapidly growing, agile company that provides high-quality project services for leading telecommunications providers across Europe. With a strong focus on fiber optic infrastructure (FTTH), the company is renowned for its operational excellence, data-driven project management, and close collaboration with prominent clients. Their service portfolio includes satellite tracking, telemetry, radar stations, and internet access.Are you ready to actively shape communication and build bridges between international teams?As a communicative and empathetic Project Manager (m/f/d), you will play a pivotal role in establishing and expanding key business relationships in the German telecommunications market. Utilize your extensive experience in project management – ideally in sales (door-to-door sales, direct B2C sales) – and actively contribute to the telecommunications environment.Your exceptional communication skills will enable you to act confidently and reliably even in challenging situations.Your ResponsibilitiesAct as the central interface to key major clientsEnsure clear communication with internal and external stakeholdersIndependently manage complex client projectsTake responsibility for data management and analysis (CRM Salesforce)Design and optimize processes with a solution-oriented approachProactively manage conflicts and foster sustainable customer loyalty

Join resilientco as a Creative Designer (f/m/d) and play a pivotal role in shaping innovative design solutions. Collaborate with a dynamic team to bring ideas to life, enhance user experiences, and contribute to our mission of delivering outstanding design.

Join our dynamic team at Accor as an Assistant Housekeeper in Cologne, where you'll play a vital role in maintaining our high standards of cleanliness and guest satisfaction. Your attention to detail and commitment to excellence will help create a welcoming environment for our guests.

At FlixTrain, we provide secure job opportunities with above-average pay and attractive additional benefits. You will work in a dynamic international environment, directly contributing to the shift towards sustainable mobility.As a Train Conductor at FlixTrain, you will ensure safe and punctual train journeys from Cologne and assist on additional routes as needed. Your role is essential for a smooth passenger operation and a reliable travel experience.About the RoleIndependently conduct passenger train services, always compliant with regulations and safety standards.Operate our trains across the nationwide FlixTrain network.Communicate effectively with the control center, colleagues, and passengers.Ensure timely and economic operations.Perform preparatory and concluding tasks to ensure operational readiness.Support operations on weekends and holidays as part of flexible schedules.Actively contribute to positive and professional passenger communication.About YouValid train driver's license (Lokführerschein) and relevant certifications preferred.Strong communication skills and a customer-oriented mindset.Ability to work independently and in a team.Flexibility regarding working hours, including weekends and holidays.

Join our dynamic team at lacroix1 as a Software Test Engineer (m/w/d) in Cologne. In this role, you will be integral in ensuring the quality and performance of our software products. You will collaborate closely with developers to create comprehensive test plans and execute various testing methodologies, including manual and automated tests.Your contributions will directly impact the efficiency and reliability of our software, making this a pivotal role within our organization.

At Enpal, our mission is to ensure every rooftop has a solar system, every home is equipped with storage, and every garage houses an electric vehicle. We achieve this through a comprehensive solution for decentralized energy—offering everything from solar panels and battery storage to wall boxes, smart meters, and heat pumps. The core of our operations is our AI-powered platform, Enpal.One+, which intelligently connects thousands of systems and optimizes energy procurement and feeding back into the market.Are you ready to deliver solutions that are more than just promises and enhance the quality of life for thousands of households every day? What you create at Enpal will provide clean energy for tomorrow and fundamentally change how we utilize energy.

Role Overview redcare-pharmacy is looking for a Senior Category Manager to guide the direction of key product categories. This position is based in Cologne. What You Will Do Analyze market trends to identify opportunities and risks for assigned categories Develop strategic plans that support business goals and growth targets Execute initiatives to improve sales and customer satisfaction Work closely with cross-functional teams to refine product selection and pricing strategies Collaboration This role partners with teams across the business to ensure that category strategies align with customer needs and company objectives.

redcare-pharmacy seeks a Programmatic Campaign Manager (m/f/d) to join its team in Cologne. This role centers on planning, launching, and optimizing programmatic advertising campaigns to help achieve business targets and raise brand awareness. Role overview The Programmatic Campaign Manager develops and manages campaigns from initial strategy through to execution. Daily work includes tracking campaign performance, analyzing data, and refining tactics to improve results. Collaboration with colleagues from various departments ensures campaigns are aligned with broader objectives and deliverables. What you will do Design and oversee programmatic advertising campaigns, managing each stage from planning to rollout Monitor ongoing campaign metrics and adjust strategies based on data insights Coordinate with cross-functional teams to clarify goals and ensure consistent messaging Apply analytics to measure campaign impact and identify areas for improvement Requirements Background in digital marketing, especially programmatic advertising Strong analytical abilities and experience interpreting campaign data Comfort working with teams across different functions Interest in keeping up with trends in digital marketing Location This position is located in Cologne.