> Markdown version of [/jobs/ext/4644081-remote-senior-backend-engineer-scalable-systems](https://www.wearedevelopers.com/jobs/ext/4644081-remote-senior-backend-engineer-scalable-systems). 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). --- # Remote Senior Backend Engineer - Scalable Systems - **Company:** Chainlink Labs - **Location:** Meira, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** NoSQL, Backend, Containerization, Front End Software Development, Api Design - **Published:** November 9, 2026 - **Apply:** https://www.jobleads.com/es/job/remote-senior-backend-engineer-scalable-systems--meira--ee61ecdb74e7e33c6af150a2873823ed5 ## About the Role The role requires 5+ years in backend development, strong API design, and experience with relational and NoSQL databases, cloud platforms, and containerization. ## Description Chainlink Labs is seeking a Senior Software Engineer (Backend) to join a fully remote engineering team. You will design, develop, and maintain scalable backend systems powering innovative products, collaborating with product managers and frontend engineers across time zones. The role requires 5+ years in backend development, strong API design, and experience with relational and NoSQL databases, cloud platforms, and containerization.