> Markdown version of [/jobs/ext/4598161-nosql-backend-engineer-mongodb-hybrid-valladolid](https://www.wearedevelopers.com/jobs/ext/4598161-nosql-backend-engineer-mongodb-hybrid-valladolid). 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). --- # NoSQL Backend Engineer - MongoDB, Hybrid (Valladolid) - **Company:** PSS Tecnologías de la Información - **Location:** Valladolid, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Data Integrity, MongoDB, NoSQL, Performance Tuning, Backend, Data Analytics, Api Design - **Published:** November 6, 2026 - **Apply:** https://www.jobleads.com/es/job/nosql-backend-engineer-mongodb-hybrid-valladolid--valladolid--e3be45a9798fa91c467bd2a2bc6bf48fe ## About the Role A proactive, detail-driven approach, data integrity, and performance optimization are essential in a growth-focused environment. Join a collaborative team in Valladolid with a flexible hybrid model blending in-office and remote work, contributing to cutting-edge ## Description Our client, a data analytics leader in Valladolid, seeks an experienced Backend Developer focusing on NoSQL databases. You will design, implement, and maintain scalable backend systems with strong API development and server-side logic. A proactive, detail-driven approach, data integrity, and performance optimization are essential in a growth-focused environment. Join a collaborative team in Valladolid with a flexible hybrid model blending in-office and remote work, contributing to cutting-edge