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# Software Engineer

- **Company:** Datadog
- **Location:** Spain
- **Contract:** Permanent contract
- **Skills:** Apache HTTP Server, Cloud Computing Security, Data Infrastructure, Data Stores, Distributed Systems, Graph Database, Neo4j, Datadog, Data Ingestion, Information Technology, Build Tools
- **Published:** September 5, 2026
- **Apply:** https://startup.jobs/senior-software-engineer-redapl-graph-engine-datadog-7999473

## About the Role

* You have a BS/MS/PhD in a Computer Science, Engineering or related scientific field or equivalent experience
 * You have worked extensively with multiple types of data stores
 * You have contributed to initiatives in a platform or infrastructure-focused environment for several years
 * You have led impactful technical initiatives in an environment where performance, cost efficiency, ease of use, and resilience/operability are first-order concerns
 * You have significant back-end engineering experience and have built, and operated distributed systems to solve problems at a high scale

Bonus points:

 * You have experience working with Graph Databases such as Neo4j, Memgraph, JanusGraph, ArangoDB, Amazon Neptune or PuppyGraph.
 * You have production-grade experience with Apache Iceberg
 * You have a solid grasp of query planning or better yet - contributed to a production-grade query engines or related projects (e.g. Trino, Calcite, Substrait, DataFusion, etc) ideally demonstrated through open-source contributions or PMC membership on projects.

Datadog values people from all walks of life. We understand not everyone will meet all the above qualifications on day one. That's okay. If you're passionate about technology and want to grow your skills, we encourage you to apply.

## Description

As a Senior Engineer, you will drive, lead and collaborate on projects both inside and outside the platform. You can expect to contribute to key technical decisions relating to our data ingestion, processing, and query pipelines.

At Datadog, we place value in our office culture - the relationships and collaboration it builds and the creativity it brings to the table. We operate as a hybrid workplace to ensure our Datadogs can create a work-life harmony that best fits them.

What You'll Do:

 * Build a query engine that supports efficient relationship traversals for our most demanding workloads.
 * Contribute to design and drive high-priority, high-visibility projects to increase the platform's value, resilience, and scalability across multiple teams.
 * Lead and guide other engineers through architectural platform decisions
 * Identify potential system risks and trends in reliability and design solutions to address them
 * Provide input on prioritizing engineering-led initiatives in short- and long-term planning and roadmaps
 * Collaborate with internal product teams to understand their requirements and how we plan for their product growth as they integrate and depend on REDAPL


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