Senior Software Engineer, Java Big Data Machine Learning

Senior Software Engineer, Optimization

AppNexus is looking for a Senior Software Engineer to help drive and scale our optimization systems. In this highly collaborative role, you will work closely with the data pipeline team, Product and Data Science. The ideal candidate will have interest in optimization, big data and reporting applications, and will have extensive knowledge of the required technologies.

About the job:

  • Design, develop and maintain fast and reliable customer facing solutions
  • Analyze and improve our software development life cycle processes
  • Contribute to the planning phase of project development and ensure timely delivery of asset to production
  • Build an understanding of the on-line advertising ecosystem and use your engineering expertise to build innovative solutions
  • Participate in the process of building our teams; including recruiting, interviewing, and onboarding
  • Serve as a mentor and guide for other team members


About your skills and experience:

  • BA/BS degree and 10+ years of experience OR MS degree and 7+ years of experience in software engineering (Degree in Computer Science or related field preferred)
  • Experience using either Java, Python or C++ with excellent, creative problem-solving abilities
  • Experience working with Big Data, machine learning systems; experience with Hadoop, Kafka and Spark preferred
  • Experience building REST APIs, web services and business applications that scale
  • Excellence at formulating, understanding, and solving complex, non-routine problems


More about you:

  • You are passionate about a culture of learning and teaching. You love challenging yourself to constantly improve, and sharing your knowledge to empower others
  • You like to take risks when looking for novel solutions to complex problems. If faced with roadblocks, you continue to reach higher to make greatness happen
  • You care about solving big, systemic problems. You look beyond the surface to understand root causes so that you can build long-term solutions for the whole ecosystem
  • You believe in not only serving customers, but also empowering them by providing knowledge and tools


AppNexus is proud to offer equal opportunity in all aspects of employment. We strive to foster a diverse, inclusive and engaging work environment. We welcome applications from all candidates and look forward to receiving yours! Our diversity in action:


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