> Markdown version of [/jobs/ext/1610021-mid-data-engineer](https://www.wearedevelopers.com/jobs/ext/1610021-mid-data-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Mid Data Engineer - **Company:** Joppy - **Location:** Barcelona, Spain - **Salary:** €35,000.0 - €50,000.0 - **Contract:** Permanent contract - **Skills:** Continuous Integration, Extract Transform Load (ETL), Data Systems, Python (Programming Language), Backend, Data Pipelines, Docker - **Published:** July 13, 2026 - **Apply:** https://www.jobleads.com/es/job/ec22e904befd2ebc63a9c4e94d052011b ## About the Role Responsibilities include writing Python, implementing tests, and using CI/CD with Docker to deliver robust data solutions. English and Spanish proficiency required; hybrid work with a Barcelona office is available. ## Description Joppy is seeking a skilled Mid-Level Data Engineer for a TOP Startup client to design, build, and optimize data pipelines and backend services, ensuring clean, reliable data across the organization. You will work on scalable ETL/ELT pipelines and collaborate on database schemas.