Senior Backend Engineer

Lookout is a cybersecurity company that makes it possible for individuals and enterprises to be both mobile and secure. With 100 million mobile sensors fueling a dataset of virtually all the mobile code in the world, the Lookout Security Cloud can identify connections that would otherwise go unseen -- predicting and stopping mobile attacks before they do harm. The world’s leading mobile network operators, including AT&T, Deutsche Telekom, EE, KDDI, Orange, Sprint, T-Mobile and Telstra, have selected Lookout as its preferred mobile security solution. Lookout is also partnered with such enterprise leaders as Microsoft, AirWatch, Ingram Micro and MobileIron. Headquartered in San Francisco, Lookout has offices in Amsterdam, Boston, London, Sydney, Tokyo, Toronto and Washington, D.C. To learn more, visit


  • Contribute to building the distributed services driving Lookout product offerings
  • Work on the full lifecycle of software projects, including specification, design, implementation, and maintenance.
  • Develop scalable, robust and maintainable services using Scala and/or Java that can scale to hundreds of millions of users
  • Collaborate across teams and sites to develop solutions with broad impact across the company
  • Maintain existing services and fix bugs as required
  • Participate in code and design reviews
  • Be part of the Level 2 on-call rotation


Languages & Tools/Technology Stacks

  • 3-5+ years of overall development experience
  • 2+ years experience with developing with a statically typed language language, preferably Scala, but including Java, C#, C++, or similar language.
  • 2+ years of “full lifecycle” software development, encompassing design, implementation, delivery, and maintenance
  • 2+ years of experience with Agile development practices

Desirable Experience

  • Functional programming in Scala
  • “Web” technologies, including HTTP(S), HTML, JavaScript, etc…, and web application security
  • Experience with SQL databases such as MySQL & Postgres or “NoSQL” databases such as Cassandra, MongoDB or DynamoDB.
  • Architecting and developing services for the Cloud (e.g, AWS, GCP, Azure)
  • Background in DevOps, especially in AWS

Verified open
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