Stellenangebote für: - BASED IN KÖLN

Wir, die Radisson Hotel Group, sind ein Teil von Jin Jiang International, der zweitgrößten Hotelkette der Welt! Zu unserem Markenportfolio gehören Radisson Collection, Radisson Blu, Radisson, Radisson Red, Radisson Individuals, Park Plaza, Park Inn by Radisson, Country Inn & Suites und Prizeotel. Das Team der Radisson Hotel Group, Area Support Office brennt dafür Moment Makers zu sein - das bedeutet, wir arbeiten täglich an unvergesslichen Momenten, sowohl für unsere Gäste als auch für unsere Mi...

Axess Intelligence is seeking an enthusiastic and proactive Operations Manager Intern with a passion for community management, data acquisition, and internal project execution. This internship offers a dynamic environment with the potential to transition into a full-time role for the right candidate. You will work closely with cross-functional teams, ensuring operational excellence and driving initiatives that enhance our community engagement and data-driven strategies. Tasks Community Managemen...

We're looking for a creative storyteller who can turn blocks and biomes into rich, immersive experiences. If you love crafting dialogue, lore, and quests that make players feel something -- this is your canvas. This position starts as an unpaid volunteer role with the potential to develop into a paid contractor position. Tasks Create and maintain the lore foundation of the server Write immersive dialogue, quest texts, books, and item/tooltips that enrich player experience Work with game designer...

At Niologic, we are building the leading consultancy for Product Engineering for AI and Location Intelligence in Germany. Combining the megatrends AI and Location Intelligence, we want to strive for bringing the cutting-edge into production for our clients and make a difference in their daily lives. Contrary to current industry trends and backed by the trust of leading brands, we want to grow from an extraordinary 15 people team to a dream team of 50 players dedicated to retail and public securi...

BeatLoop is a brand-new Cologne-based Start-Up building an innovative app that helps dancers, teachers, and studios practice smarter - with looping, tempo control, and repetition tools. We are offering internships that provide not only hands-on experience in your field, but also a rare, behind-the-scenes look at how a tech startup is built and grows. Tasks Create engaging content and manage digital campaigns Develop and implement social media strategies Collaborate with the team at dance eve...

MOTHERSHIP - Europe's Leading Independent Creator Marketing & Media Agency for Gaming & Digital Entertainment For over a decade, we've been at the forefront of video game marketing across Europe & North America, working with the biggest gaming brands and creators in the industry. We are looking for an experienced and motivated Business Development Manager to join our team in the dynamic world of gaming. In this key role you will be responsible for developing and implementing growth strategies wh...

Imagine having a cross-system AI platform that makes all your knowledge accessible ... So that you don't have to imagine this, we have developed amber. amber is an AI-based, in-house search engine to make it easier for employees to access knowledge As a Staff Engineer at amber, you are more than just a developer. You are a technical leader who drives innovation and shapes the future of our products and engineering teams. In this role, you will work hands-on with complex software systems while de...

Der Bertrandt-Konzern bietet seit über 50 Jahren Entwicklungslösungen für die internationale Automobil- und Luftfahrtindustrie sowie die Branchen Maschinen- und Anlagenbau, Energie, Medizintechnik und Elektroindustrie in Europa, China und den USA. Insgesamt stehen unsere Mitarbeiterinnen und Mitarbeiter für tiefes Know-how, zukunftsfähige Projektlösungen und hohe Kundenorientierung. Senior Systemingenieur / Systems Engineer (m/w/d) Ort: Köln Was Sie erwartet: Gestalten Sie mit uns die Mobilität ...

Der Bertrandt-Konzern bietet seit über 50 Jahren Entwicklungslösungen für die internationale Automobil- und Luftfahrtindustrie sowie die Branchen Maschinen- und Anlagenbau, Energie, Medizintechnik und Elektroindustrie in Europa, China und den USA. Insgesamt stehen unsere Mitarbeiterinnen und Mitarbeiter für tiefes Know-how, zukunftsfähige Projektlösungen und hohe Kundenorientierung. Senior Systemingenieur / Systems Engineer (m/w/d) Ort: Köln Was Sie erwartet: Gestalten Sie mit uns die Mobilität ...

Dexter health is an AI-first healthtech startup. We build Dexter Mobile, a native app that removes admin work from nurses so they can focus on patient care. As Senior Product Designer (UI/UX) - Remote at dexter health, you own the UX and UI of Dexter Mobile. The product is live and used by thousands of nurses every day, and you will help us improve existing workflows while shipping new features fast. This is a remote role. Tasks As Senior Product Designer (UI/UX) - Remote, you will: Own end-to-e...

At Spellfusion, we strive to create captivating indie games by merging the tried and trusted with the innovative and new. We're looking for a writer based in Germany, and ideally enrolled as a university or college student to support our latest project, Nether Spirits. The internship will last three months, or longer if it's a mandatory internship. Nether Spirits is a rogue-like deckbuilder set in a mystical realm known as The Nether, a place where fractured souls fight tooth and nail to reach t...

At ilert, we help companies keep their always-on digital services resilient and responsive. Our AI-first platform powers IT teams with comprehensive incident management capabilities to detect, respond, and resolve incidents before customers ever notice. We've done the hardest part already: built something people love. Hundreds of customers have come on board through product-led growth and founder-led sales. Now it's time to take this to the next level and that's where you come in. Tasks Handle d...

JoinMyTrip is on the lookout for an enthusiastic and self-driven freelance Frontend Angular Developer (m/w/d) based in or around Cologne to build our new website. Let's be honest: we're not a hyper-scaling startup with a ping-pong table in every corner. Instead, we're a travel-tech company in the middle of a thoughtful relaunch, and we need someone who thrives on both freedom and responsibility. If you enjoy bringing beautiful Figma designs to life, love working independently (with a dash of sel...

About Arango About Arango At Arango, we believe the first generation of enterprise AI missed something essential: context. LLM models are powerful, but they didn't understand the context needed to deliver accurate answers. Arango provides a trusted data foundation for the next wave of Enterprise AI with graph-based Contextual AI -- transforming enterprise data into a System of Context that truly represents the business, so LLMs can deliver better outcomes with unlimited scale and cost efficiency...

Location: Hybrid - Cologne (Rheinauhafen) -- 3 days in the office, 2 remote (Tue + Thu) Team: Engineering · Reports to CTO Keep the world awake -- build reliability at scale ilert helps thousands of DevOps & IT teams detect, fix, and communicate incidents faster. Our platform is mission-critical: customers rely on us 24/7 to keep their always-on businesses running. As a Site Reliability Engineer at ilert, you'll own the reliability, performance, and scalability of our core platform across AWS, K...

Brussels/Remote | February - July 2026 | 38 hours per week Who we are ZOE, the Institute for Future-Fit Economies, is an independent think & do tank active in Germany and in Brussels. We are dedicated to policy-oriented research and evidence-driven advocacy for a future-fit economy. At the interface of politics, research, and civil society in the EU, we develop impulses for an economy that enables people to live well within planetary boundaries. We offer: A motivating working environment in a sm...

Join us to build a renewable and competitive Europe. Who We Are At Einklang, we believe in powering the world in harmony with sun and wind. Our mission is to empower European companies to compete globally by providing access to the cheapest electron, which we believe will always be a green one. We achieve this by combining intelligent battery storage and flexible energy supply through our orchestration layer, Einklang OS. Aufgaben Your Role As our Data Engineer for Storage & Optimization, you wi...

Are you interested in the healthcare industry and experienced in improving the automation of development processes? Do you want to contribute to impactful new projects? Then we have an exciting opportunity for you! LOWTeq GmbH is expanding its horizons. We have recently formed an AI team and embarked on a journey to integrate AI solutions into our well-established healthcare platform. With almost 40 employees, LOWTeq GmbH is one of the leading German manufacturers of Patient Data Management Syst...

DatAds is redefining how marketing and creative teams build winning ads. Our SaaS platform bridges the gap between performance marketers and creative teams by delivering visual ad insights, automated analytics, and AI-powered creative recommendations. The result: faster workflows, smarter decisions, and more high-performing ads - across Meta, TikTok, and YouTube. We're growing fast, with double-digit month-over-month expansion. Our customers include some of the most innovative eCommerce brands, ...

About us Optimus Search has partnered with one of Germany's leading product-based companies focused on energy efficiency and the reduction of CO₂ emissions, contributing to a more sustainable future. Due to significant success over the past five years, the company is currently in a phase of hyper-growth, offering a clear path for career advancement. They are now seeking Senior Fullstack .NET Developers to join newly formed teams responsible for modernising legacy systems and building a new softw...