Senior Backend Engineer - Databases - Analytics | Spain | Remote

Overview

Build the database layer for an AI-native data intelligence platform, supporting analytics queries, freshly stored data, and agent-facing retrieval workflows. This senior role involves designing scalable, production-grade systems in a high-autonomy environment.

What you'll do

• Design and build ingestion, query planning, distributed query execution, and storage components.
• Define architecture for a multi-tenant database service.
• Build APIs and database interfaces for AI agents, tools, CLIs, and internal applications.
• Instrument services with metrics, logs, traces, alerts, and dashboards.
• Shape service boundaries, storage choices, API contracts, and deployment patterns.
• Operate database solutions and improve their reliability.

What you'll need

• Experience building production-grade, user-facing software systems.
• Experience with distributed systems, catalogs, table formats, and query engines.
• Mastery of a language such as Golang, C++, or Rust.
• Experience delivering software used by customers.
• Exposure to cloud-native environments such as AWS, GCP, or Azure.
• Experience using observability tools to troubleshoot system behavior.
• Familiarity with AI technologies and frameworks.

Nice to have

• Experience building distributed query engines.
• Experience building data warehouses or data lakes.
• Experience building tools for data engineering.

Details

• Remote opportunity for applicants located in Spain, Sweden, the UK, Ireland, or Germany.
• Base compensation in Spain is EUR 83,000–103,700 yearly.
• Work is primarily asynchronous and conducted in writing, with regular video meetings.