Senior Real-time Java Developer

Senior Real-time Java Developer

Location: Remote

Our client is a digital media company headquartered in NYC that’s looking to grow the engineering team supporting our Exchange team by adding developers.

Some major projects the Exchange team is currently working on: continuing to scale our core exchange platform, honing the intelligence of our optimization, cutting feedback time for business intelligence, and aggressive automation. Currently, we:

  • handles millions of transactions per second, hundreds of billions of times each day
  • evaluates, selects, and optimizes ad-serving based on advanced statistics and machine-learning
  • returns responses collected from dozens of parties in milliseconds
  • constantly evolves to meet market demands that change in days and weeks, not months/years
  • factors thousands of data-points in every serving decision

 

What we value as a team:

  • Code built for Performance and Scale
  • Solid engineering practices (e.g. design patterns, automated testing, fault-tolerant systems, KISS)
  • Leveraging Open Source
  • Agile development and tight interaction with business/operations
  • Automated testing
  • Developers who can navigate around a Linux box
  • Passion, technical expertise, and personal accomplishment
  • Rolling up your sleeves and getting things done

Requirements: 

  • Excellent problem solving and critical thinking
  • Experience in Programmatic Advertising using Real-Time Bidding
  • Mastery of algorithms, data structures and performance
  • Experience in performance optimization (CPU, Memory, IO) and high-scale (up to 80K req per second per server)
  • Experience with open source projects and tools (e.g. apache projects, maven, Spring, tomcat/glassfish)
  • Experience with Agile, tight interaction with business and operations (DevOps)
  • Experience with automated testing (TDD, Mocking, Unit/Functional/Integration)
  • Expert Knowledge of Internet technologies/and protocols
  • Expert knowledge of the Java language, platform, ecosystem and underlying concepts and constructs
  • Knowledge of common design patterns (IoC, GoF – not J2EE Pattern Library)

 

Some tools we use:

  • GIT, Maven, TeamCity, JIRA, Confluence, Crucible, Intellij, Redis
  • Some practices we’ve adopted: TDD/unit-testing, continuous integration, code-reviews, Scrum
  • Things we’re working on: cloud-computing, event-driven IO, self-healing systems, analytic databases
  • We like open source: Spring, Hadoop, Jetty, Linux, Memcache
  • Developers get fast boxes, with multiple monitors, and can choose Windows or Linux
  • We keep a library of technical books (several hundred) and haven’t had problems buying additions

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