Job DescriptionIntegral Ad Science (IAS) is a leading global media measurement and optimization platform that delivers the industry's most actionable data to drive superior results for the world's largest advertisers, publishers, and media platforms. IAS's software provides comprehensive and enriched data that ensures ads are seen by real people in safe and suitable environments, while improving return on ad spend for advertisers and yield for publishers. Our mission is to be the global benchmark for trust and transparency in digital media quality. For more information, visit integralads.com.We are seeking a Senior Software Engineer to join our Engineering team working on IAS's core Signal 3 Platform-the foundation of our B2B offerings that powers products and partner integrations across the digital ecosystem. This team is revamping our core architecture, building modern, scalable API backend services, and driving our evolution toward cloud-native applications.What you'll get to doDesign, build, and maintain Java-based applications and RESTful APIs that power IAS's core Signal platform - including UI integration where needed to support new capabilitiesScale applications and architectures to handle billions of transactions and records efficiently and reliablyLead the entire software lifecycle - from design and hands-on coding to testing, deployment, and observabilityBuild and deploy cloud-native applications leveraging AWS (or equivalent cloud platforms like GCP/Azure)Collaborate closely with product and data teams to embed new capabilities and signal intelligence into our applicationsWork on backend systems and, optionally, data pipelines (Python experience a plus) You should apply if you have most of this5+ years of hands-on Java development experienceStrong experience with Spring Framework and Spring BootSolid understanding of cloud platforms (preferably AWS) and how to design, deploy, and operate scalable cloud-based applicationsKnowledge of core AWS services (S3, DynamoDB, Lambda, EKS) or equivalent GCP/Azure componentsStrong grasp of designing for performance, scalability, reliability, and observabilityExposure to frontend technologies (e.g., React) for UI integration or collaboration with UI engineering teamsExperience building API backend services and integrating with distributed systemsExcellent communication and collaboration skills Bonus pointsExperience with Python, especially for data pipelines or automationFamiliarity with Databricks, Spark, or Delta tablesKnowledge of SQL and database fundamentalsExperience with messaging or streaming frameworks (Kinesis, Kafka, SQS, etc.)Understanding of Linux command line tools and DevOps conceptsIAS Pay Transparency The annualized base salary ranges for the primary location, and any additional locations are listed below. Our pay ranges are based on the work location. As part of IAS compensation package, we offer a comprehensive benefits package that includes paid time off, health insurance (medical, dental, vision) as well as PPO, HSA and FSA options and 401k with employer matching contributions. All full-time employee roles include competitive compensation and are eligible for an annual bonus and/or other incentive plans. Each candidate's compensation package is based on multiple factors, but not limited to, geography, experience, skills, job duties, and business need.Primary Location US - New York, NYPrimary Location Base Pay Range$108,500.00 - $186,000.00 AnnualAdditional Locations US - Chicago, ILAdditional Locations Pay Range 103,600.00 - 177,600.00 USD AnnualAbout Integral Ad ScienceIntegral Ad Science (IAS) is a leading global media measurement and optimization platform that delivers the industry's most actionable data to drive superior results for the world's largest advertisers, publishers, and media platforms. IAS's software provides comprehensive and enriched data that ensures ads are seen by real people in safe and suitable environments, while improving return on ad spend for advertisers and yield for publishers. Our mission is to be the global benchmark for trust and transparency in digital media quality. For more information, visit integralads.com.Equal Opportunity EmployerIAS is an equal opportunity employer, committed to our diversity and inclusiveness. We will consider all qualified applicants without regard to race, color, nationality, gender, gender identity or expression, sexual orientation, religion, disability or age. We strongly encourage women, people of color, members of the LGBTQIA community, people with disabilities and veterans to apply.California Applicant Pre-Collection NoticeWe collect personal information (PI) from you in connection with your application for employment or engagement with IAS, including the following categories of PI identifiers, personal records, commercial information, professional or employment or engagement information, non-public education records, and inferences drawn from your PI. We collect your PI for