Data Platform

Vor 3 Tagen


Cologne, Deutschland Circonomit Vollzeit

At Circonomit, we follow the mission to build the strategic twin of organizations. By transforming operational data into clear impact models, we revolutionize how resources are managed. As a Data Platform Engineer, you will work side-by-side with our CTO and bridge the gap between raw infrastructure and semantic reasoning, architecting the data lineage and metadata models that serve as the foundation for our mathematical computation engine. Join our nerdy, fast-paced team to build the semantic structures that make our mission possible.What you’ll buildArchitect and build the high-performance backbone of our data platformFocus on distributed computing stability and building effective caching strategies for large-scale operationsDesign ETL pipelines and architect resilient caching for complex dependency resolutionsExtensive practical experience with ELT/ETL processes, data integration platforms, and related tools such as Apache Spark, Apache Flink, Python/ScalaEstablish data lineage and metadata modeling infrastructure that serves as stable foundation and common platform for both semantic interpretation and mathematical computationIntegrate and extend our data platform with graph-based reasoning capabilities, leveraging knowledge graph APIs and git-based workflows to enable collaborative data modeling Partner closely with our CTO and product team to drive the architectural vision of our semantic engineRequirements5+ years of experience building data platforms, data infrastructure, or backend systems with focus on data-intensive operations, preferably in a startup or fast-paced environmentGitHub or portfolio showcasing your data engineering capabilities, demonstrating work on distributed systems, orchestration frameworks, or complex data pipelinesDeep expertise in Python for production data systems and proficiency in TypeScript for building data APIs and integration layersA proactive, curious, and independent working style with a strong sense of ownership and a bias for actionHands-on experience with cloud infrastructure (AWS, Cloudflare, or similar) Familiarity with graph databases, semantic modeling, or knowledge graphs (Neo4j, JanusGraph, RDF/OWL, or similar)Experience with data operating systems and Graph APIs, along with a strong adherence to Git-based workflows is a significant plusEnglish and German proficiency at C1 level or higherAlready living in or willing to relocate to Cologne, GermanyBenefitsYou join as part of the core team to shape the technical foundation and story of our company We empower you with ownership and decision-making authority to build, test, and lead starting day oneWe ensure you have skin in the game by offering both a competitive salary and a significant equity packageWe fully cover your Urban Sports Club membership because we believe that high performance relies on active recoveryYou have the space to learn and progress quickly, encouraged by the contagious curiosity and ambition of our teamCan't wait to chat“Hustle the day, analyse at night, reinforce something outstanding” Period.Erik & Dana



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