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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Ecosystem Database Engineer - **Company:** Work for CrateDB - **Location:** Germany (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Airflow, Advanced Message Queuing Protocol, C++ (Programming Language), Software Quality, Databases, Relational Databases, Software Debugging, DevOps, Github, Java Database Connectivity, Python (Programming Language), PostgreSQL, Message Queuing Telemetry Transport (MQTT), Open Source Technology, Message Oriented Middleware, SQLAlchemy, Tableau (Software), Management of Software Versions, ZeroMQ (Concurrent Programming Libraries), Rust (Programming Language), Test-Driven Development (TDD), Grafana, Swift (Programming Language), Pandas, Containerization, Kubernetes, Apache Flink, Dask, Apache Kafka, Free and Open-Source Software, Docker, Golang - **Published:** October 4, 2026 - **Apply:** https://www.adzuna.de/details/5908524969 ## About the Role * Applying craftsmanship (mfx) to continuously improve and take over responsibility for existing code bases * Knowledge about standards and protocols, and what they are used for. Not limited to - but we use - HTTP, PG Wire Protocol, Python DB API, and JDBC * Good knowledge of at least Python and Java, and preferably experience with additional languages like Rust, C++, Golang, Swift, or Zig * Experience with test driven development * Knowledge about versioning, packaging and shipping (in a polyglot software environment), and how software is operated in production environments * Comfortable working with relational databases and SQL * Strong debugging and problem-solving skills * Self-directed, hands-on engineer, who can dig through all the obstacles involved in driving specific development efforts forward, in a "Fullstack" manner, assuring software quality, documentation, and communication, to finally ship the software component at hand NICE TO HAVE * Existing Open Source contributions are valuable but not a requirement * Knowledge and/or experience with message bus systems like AMQP, Kafka, MQTT, or ZeroMQ, and their corresponding broker implementations * Knowledge and/or DevOps experience in containerized environments (Docker, K8s) ## Description In this position we are looking for a jack-of-all-trades database driver and ecosystems engineer, who would love to work together with the FLOSS community and our core team to support it on drivers and adapters for CrateDB, a distributed time-series database. You will be working directly with some of our founding engineers, mostly on projects managed on public GitHub. We need your help to develop and maintain drivers and adapters for CrateDB, and also contribute to 3rd party applications and frameworks to improve their integration capabilities with CrateDB, very close to other open source software projects like SQLAlchemy, pandas, Dask, Apache Kafka, Flink, Superset, Airflow and Grafana, just to name a few. You see that we are looking for someone who lives and breathes open source. WHAT YOU GET OUT OF THIS OPPORTUNITY * Join a leading VC funded tech company from the pre-B stage through the exit * Benefit from a welcoming and supportive working climate * Be part of an open collaborative culture with "Craties" from diverse backgrounds WHAT YOU'RE RESPONSIBLE FOR * Develop and maintain * Drivers for CrateDB (JDBC, Python/SQLAlchemy, etc.) * Connections to external tools (Grafana, Tableau, Airflow, etc.) * Internal administrative tools (crash CLI, Admin UI) * Improve PostgreSQL-compatibility of CrateDB and its ecosystem * Migration tools from/to other databases systems and storage formats * Write and maintain technical documentation like reference architectures, integration examples, etc. * Work and interact with your Open Source community and technical partners on joint projects * Support our Product Managers with technical requirements ## Related Videos - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [Coffee with Developers](https://www.wearedevelopers.com/videos/341-coffee-with-developers) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) - [Scoring 2000 Products per Request: Performance Pitfalls in Golang](https://www.wearedevelopers.com/videos/2073-scoring-2000-products-per-request-performance-pitfalls-in-golang) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [Résumé-Driven Development: How IT trends affect the job market for software developers](https://www.wearedevelopers.com/magazine/59-resume-driven-development-how-it-trends-affect-the-job-market-for-software-developers) - [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)