MTS 1 - Identity Engineer

Looking for a company that inspires passion, courage and imagination, where you can be part of the team shaping the future of global commerce? Want to shape how millions of people buy, sell, connect, and share around the world? If you’re interested in joining a purpose driven community that is dedicated to creating an ambitious and inclusive workplace, join eBay – a company you can be proud to be a part of.

NPD Identity Engineering Position Description

  • Deliver Identity and Personalization systems and services for the new products development (NPD) team at eBay

  • Create, evolve, and maintain designs, specifications, and code that integrates with other NPD engineering teams’ systems

    • Integrate with the eBay ShopBot chat system for conversational commerce

    • Integrate with the mobile / mobile web / web systems launching in new eBay markets (China, S. America)

    • Integrate and inter-operate with other NPD products and services as they evolve

  • Deliver data, services, software, and supporting systems (e.g. experimentation / analytics) that increase the conversion, efficiency, engagement, and delight of eBay customers

  • Improve the shop, share, browse, chat, search, and notification subsystems of NPD products and services

  • Surface new, useful, predictive features, behaviors, or data about current and prospective NPD buyers that improve our systems:

    • demographics data,

    • psychographics data,

    • behavior data & patterns,

    • social data

    • merchandise aspects

    • cohort, ensemble analysis

    • derived, deep-learned features

  • Develop predictive models that improve our click-through prediction and our conversion prediction (classifiers, online models, reinforcement learning models, deep learning models)

  • Engineer and ship the production versions of these models at high quality, availability, reliability, effectiveness

  • Measure and report experimentation, analytics, and offline analysis for these purposes

  • Collaborate with other NPD teams in an “open source” model of shared code repos similar to public Internet fork / pull-request open source collaboration

  • Communicate software design / architecture effectively; improve others’ designs and code with thoughtful, respectful comments and discussions in appropriate channels (slack, meetings, design docs, code repos)

  • Document the software effectively as measured by less maintenance effort needed for effective reuse of code

  • Research and scout others’ software, including internal and external open source for effective reuse, scope reduction and higher quality code delivery

  • Effectively engineer secure, reliable, scalable, flexible microservices in containers that adhere to NPD standards, requirements, conventions, and engineering practices

  • Continuously improve the quality and effectiveness of our software, our systems, and our engineering practices

  • As appropriate manage other engineers to accomplish these objectives

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eBay Inc. is an equal opportunity employer.  All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, veteran status, and disability, or other legally protected status.  If you are unable to submit an application because of incompatible assistive technology or a disability, please contact us at  We will make every effort to respond to your request for disability assistance as soon as possible.

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