Sr. Software Engineer (Java)

At adMarketplace, we create best of breed advertising technology using cutting-edge microservice architectures with millisecond response time and crunch through terabytes of data every day. The ideal candidate is motivated designing for massive scale, developing for low latency and has strong interest in engineering mission-critical systems to make automated algorithmic real-time decisions. Our team uses cutting edge software, including Akka, Java 8, Scala, Python, Kafka, Spark, NoSQL and more., Hands-on design, development, and maintenance of the following mission-critical systems

• 24/7 low latency large-scale distributed Ad Serving and Click Tracking platforms
• Robust, high-volume real-time algorithmic Ad Pricing
• Real-time Conversion Tracking platform Work closely with other engineering teams to integrate different system components with mission-critical systems Take and drive engineering projects from start to completion

BS in Engineering, Computer Science or related discipline Must have 5+ years strong hands-on industry-related development experience using Java/Java8 with Spring or another dependency injection framework and/or Akka Ability to design complete systems by collaborating with multiple teams and understanding testing, hardware and deployment methodologies Experience delivering and maintaining low latency, scalable systems Strong knowledge of algorithmic complexity/simplicity tradeoffs, effective use of data structures and SQL Good understanding of low latency messaging and asynchronous design patterns Experience working in a Linux environment Ability to initiate and drive projects to completion with minimal guidance Excellent documentation, communication, and troubleshooting skills Preferred, but not required:

• Python and/or Scala development experience
• Akka framework / Akka Actors Java development experience
• Understanding of basic machine learning algorithms

• Apache Solr or Elasticsearch experience Is a plus:

• Digital advertising industry experience
• Experience with AWS, RabbitMQ, MySQL, Vertica, and Aerospike
• Experience with scikit-learn or other machine learning libraries
• Experience working in an agile software development team using Jira
• Experience with Continuous Integration and Delivery