Library Software Engineer - Rust

Requirements

• You have professional experience writing and deploying Rust code in production.
• You have significant experience building and maintaining native libraries (C/C++/Rust) that interoperate with other languages.
• You’re attentive to details and can build software with very low defect rates. You appreciate simplicity as a tool to accomplish this.
• Hands-on experience in software design and leading refactoring initiatives to improve the architecture of complex software libraries.
• You’re interested in an environment that values shipping early and iterating, and keeping processes to the minimum needed to ensure safety. You enjoy owning projects and can keep moving forward despite the occasional ambiguity or blocker.

What You'll Be Doing

• Work with our engineering teams and open-source maintainers to build shared capabilities that will be used in Datadog’s APM SDKs.
• Help shape the cross-language interoperability stack: from high-level FFI API design to data exchange and memory management patterns, ensuring consistent, high-performance integration of shared Rust components across multiple languages supported by Datadog’s APM product.
• Use profilers, debuggers, and other tools to optimize performance-critical code paths to minimize overhead in production APM environments.
• Contribute to building a vibrant Rust community within Datadog.

Perks and Benefits

• New hire stock equity (RSUs) and employee stock purchase plan (ESPP)
• Continuous professional development, product training, and career pathing
• Intradepartmental mentor and buddy program for in-house networking
• An inclusive company culture, ability to join our Community Guilds (Datadog employee resource groups)
• Access to Inclusion Talks, our Internal panel discussions
• Free, global mental health benefits for employees and dependents age 6+
• Competitive global benefits