Integral Ad Science (IAS) is seeking a full-stack developer to join our Viewability Measurement team in NYC. The ideal candidate has experience with highly performant, raw Javascript as well as back-end distributed systems. You will be working with the product owner and the development team to design, build, test and maintain systems that are a central part of our ad verification products. 

About the Team:

Our team specializes in developing solutions to complex measurement and verification challenges for ads across multiple browsers in desktop and mobile environments. We build the core measurement libraries that are the bedrock of our products and our technology reaches over a billion people across the globe. We're an agile shop and our products are constantly evolving to meet market demands that change in days and weeks rather than months or years. We practice test driven development, automate as much as possible, use continuous integration, and can push code to production daily. Our team is cross functional and close-knit with highly talented and collaborative individuals who take on multiple roles depending on the needs of the team, yet still have their individual specializations.

What you’ll do:

  • Work within a fast paced, agile, cross-functional team to enhance our advertising verification and optimization platform, which processes several billion impressions per day
  • Develop production quality solutions on tight deadlines
  • Support writing of automated component, unit, performance tests
  • Support high level documentation

Who you are and What you have:

  • A degree in Computer Sciences or equivalent experience
  • 2+ years previous development experience in low-level, object oriented Javascript
  • 2+ years working in an agile team (Scrum or Kanban)
  • 2+ years writing automated test suites at varying scopes (unit / component / functional)
  • 2+ years working with automated build systems (grunt / gulp)
  • Experience working in an acceptance test driven development environment
  • Good knowledge of SQL and databases like MySql
  • Must be comfortable working with an IDE such as IntelliJ
  • Must be comfortable working with a version control system, preferably Git
  • Must be comfortable troubleshooting and debugging production Javascript issues
  • Must be comfortable writing cross browser compatible JS
  • Experience working with HTML / CSS

What puts you over the top:

  • Ad Tech experience
  • NodeJs, Python, Jasmine, Java, Tomcat, Hadoop, Hive
  • Experience in using web debugging tools such as Charles Proxy

About Integral Ad Science:

Integral Ad Science (IAS) is a global technology and data company that builds verification, optimization, and analytics solutions to empower the advertising industry to effectively influence consumers everywhere, on every device. We solve the most pressing problems for brands, agencies, publishers, and technology companies by verifying that every impression has the opportunity to be effective, optimizing towards opportunities to consistently improve results, and analyzing digital’s impact on consumer actions. Built on data science and engineering, IAS is headquartered in New York with global operations in ten countries. Our growth and innovation have been recognized in Inc. 500, Crain’s Fast 50, Forbes America’s Most Promising Companies, and I-COM’s Smart Data Marketing Technology Company. IAS was also named to Crain’s Best Places to Work in NYC for three years running, Great Companies to Work For in NYS, and AdAge's list of Best Places to Work in the US.

Equal Opportunity Employer:

IAS 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.

To learn more about us, please visit or

Attention agency/3rd party recruiters: IAS does not accept any unsolicited resumes or candidate profiles. If you are interested in becoming an IAS recruiting partner, please send an email