Senior Software Engineer, Backend

3+ months agoSan Mateo, CA

Every day, tens of millions of people from around the world come to Roblox to play, learn, work, and socialize in immersive digital experiences created by the community. Our vision is to build a platform that enables shared experiences among billions of users. This is what’s known as the metaverse: a persistent space where anyone can do just about anything they can imagine, from anywhere in the world and on any device. Join us and you’ll usher in a new category of human interaction while solving exceptional challenges that you won’t find anywhere else.

As a Senior Software Engineer you'll have the independence, opportunity, and the end-to-end responsibility for challenging, complex, important services within the Roblox ecosystem.

The Creator Marketplace Team empowers Roblox to be the best development platform for creating 3D social experiences, allowing our creators to publish compelling content within the Roblox ecosystem. This includes services around developer assets, an analytics platform for our creators and products allowing our creators to communicate with their audiences. You will create and own essential services in this cross-discipline team within the Roblox ecosystem.

Projects Include: 

  • Recommendation and Discovery
  • Personalization
  • Context-based search
  • Content understanding
    • Machine vision
    • Natural Language Processing
    • Collaborative filtering

You have:

  • 5+ years of experience working on distributed systems, backend, or data pipelines.
  • Working knowledge of C#, Java, Python; Programming practice in iterative test-driven development on object-oriented principles.
  • Product-minded with an interest in understanding the end-user


  • Experience with search ranking quality evaluation and experience with metric-driven search ranking tuning techniques and core ranking algorithms.
  • Experience working with data pipelines.
  • Experience with productizing ML models.
  • Experience with personalization.
  • Comfortable with big data frameworks such as map-reduce, spark, pig, hive

You Will:

  • Be a Search & Discovery Champion: you will gain experience in many search and discovery technologies, empowering you to understand the challenges of making discovery better by hypothesis, modeling, and experimentation.
  • Ensure that our systems can scale to meet the demands of our Imagination Platform to ensure our players have a seamless experience anywhere in the world.

You’ll Love: 

  • Industry-leading compensation package
  • Excellent medical, dental, and vision coverage
  • A rewarding 401k program
  • Flexible vacation policy
  • Roflex - Flexible and supportive work policy 
  • Roblox Admin badge for your avatar
  • At Roblox HQ: 
    • Free catered lunches
    • Onsite fitness center and fitness program credit
    • Annual CalTrain Go Pass
Client-provided location(s): San Mateo, CA, USA
Job ID: 3054747