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Datadog

Senior Software Engineer - REDAPL Graph Engine

Posted on 18 August 2026

About the role

💼 What you will do

• Help take REDAPL, Datadog's Referential Data Platform, to the next level as a Senior Software Engineer. • Work on the main platform for tracking customers' infrastructure resources and relationships, powering products such as Cloud Security Posture Management, Resource Catalog, Cloud Cost Management, and Service Catalog. • Handle a platform that ingests more than 4.5 million updates per second. • Drive, lead, and collaborate on projects both inside and outside the platform, contributing to key technical decisions across data ingestion, processing, and query pipelines. • Work remotely from France, Germany, Italy, Spain, Switzerland, or the United Kingdom.

📋 Job Requirements

• Hold a BS, MS, or PhD in Computer Science, Engineering, or a related scientific field, or have equivalent experience. • Have worked extensively with multiple types of data stores. • Have contributed to initiatives in a platform or infrastructure-focused environment for several years. • Have led impactful technical initiatives where performance, cost efficiency, ease of use, and resilience are first-order concerns. • Have significant back-end engineering experience, including building and operating distributed systems at high scale.

🌟 Nice-to-have

• Have experience with graph databases such as Neo4j, Memgraph, JanusGraph, ArangoDB, Amazon Neptune, or PuppyGraph. • Have production-grade experience with Apache Iceberg. • Have a solid grasp of query planning, ideally through contributions to production-grade query engines or related projects such as Trino, Calcite, Substrait, or DataFusion. • Demonstrate this through open-source contributions or PMC membership on relevant projects.

🎯 Responsibilities

• Build a query engine that supports efficient relationship traversals for the most demanding workloads. • Contribute to the design of and drive high-priority, high-visibility projects that 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 prioritising engineering-led initiatives in short- and long-term planning and roadmaps. • Collaborate with internal product teams to understand their requirements and plan for their product growth as they integrate with and depend on REDAPL.

About Datadog

😃 What Datadog offers

• Build tools for software engineers and use those same tools to accelerate your own development. • Have significant influence on product direction and impact on the business. • Work with skilled, knowledgeable, and kind teammates who are happy to teach and learn. • Receive competitive global benefits, which vary based on country and nature of employment. • Access continuous professional development.

💖 What makes Datadog unique

Datadog is an observability and security platform built for the AI era, giving businesses unified visibility across the technology stack so they can manage complexity at scale. It brings applications, infrastructure, data, models, and security together in one place and uses AI to detect and resolve issues before they reach customers. Fortune 500 companies and high-growth AI leaders rely on Datadog to move faster with clarity and confidence.

This position is no longer available, but we have other great opportunities!

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