Library Software Engineer - Java

Job descriptionAbout Datadog:We're on a mission to build the best platform in the world for engineers to understand and scale their systems, applications, and teams. We build highly scalable systems that process trillions of data points every day to provide real time alerts, visualizations, log aggregations, and application traces for tens of thousands of companies. Our engineering culture values pragmatism, honesty, and simplicity to solve hard problems the right way.The Team:The APM Team at Datadog provides mission critical application health and performance monitoring for customers of all sizes and industries. We’re taking a new approach to APM with distributed tracing, profiling and seamless integration with Datadog’s Infrastructure and Logs products.The Opportunity:We are looking for an expert java developer who can help push our JVM tracing and profiling tools to the next level. Come and join us to build amazing open-source software!You Will:Write open-source code that instruments thousands of java applications around the worldDrive our open-source java projects and engage with the community to find and fix the most important challengesJoin a great team building software the right wayRequirements:Your knowledge of JVM is deep and you’ve been in direct contact with JVM internals You’re knowledgeable about JIT optimization techniques, you’ve wrestled different garbage collector algorithms, fixed race conditions and you know the acronyms BCI and ASMYou’ve written piles of clean, correct, well-tested, performant, idiomatic java codeYou’re experienced with tools to collect diagnostic and profiling data (e.g. JFR and JMC)You’re experienced with performance optimization of applications, frameworks and librariesYou want to work in a fast, high growth startup environment that respects its engineers and customersBonus Points:You know another language that runs on the JVM, like Scala or ClojureYou have significant experience with python, Go, Javascript, Ruby or PHPYou have experience with java EEYou have experience with multiple programming models for concurrency, such as Akka#LI-VG1About Datadog: Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve complexity in the cloud age by enabling digital transformation, cloud migration, and infrastructure monitoring of our customers’ entire technology stacks. Built by engineers, for engineers, Datadog is used by organizations of all sizes across a wide range of industries. Together, we champion professional development, diversity of thought, innovation, and work excellence to empower continuous growth. Join the pack and become part of a collaborative, pragmatic, and thoughtful people-first community where we solve tough problems, take smart risks, and celebrate one another. Learn more about #DatadogLife on Instagram, LinkedIn and Datadog Learning Center. Equal Opportunity at Datadog:Datadog is an Affirmative Action and Equal Opportunity Employer and is proud to offer equal employment opportunity to everyone regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status, and more. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements.Your Privacy:Any information you submit to Datadog as part of your application will be processed in accordance with Datadog’s Applicant and Candidate Privacy Notice.