Principal Software Engineer, Notifications

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators.At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.The Notifications Team is building Roblox's next generation notifications platform to allow our teams and developers to easily build respectful and helpful notification experiences for our users.These notifications include Push, In-App/In-Experience, Messages, Email, and SMS - basically any way a user is contacted both on-platform and off-platform. The mission of our team is to connect the right user, to the right content, at the right time. Whether it's a new update from a user's favorite experience, or a friend invitation to co-play, we make sure that the notifications that are being delivered are what the user wants to see, and when they should receive it.We are also building what we call our Core Pipeline, making sure that we can deliver notifications of all types to our users. Soon we'll add more functionality such as scheduling and ranking (using ML models) to make sure that the right users are getting the right notifications and using advanced AI for personalized notifications and to combat spam!You Will:

Lead the backend development for our Notifications teamBuild functionality to grow millions of users through our delivery channels, ensuring that our platform is scalable and providing the best possible user experience.Report into the Engineering Manager on the Notifications TeamYou Have:

10+ years of software development experienceExperience in compiled languages such as C# or JavaExperience with API design patterns, server-side architecture/designProvided mentorship to other engineersLed large technically complex projectsCross-team collaboration on projects and collaborated between product managers and engineeringParticipated in system design review groups such as an Architectural review committeeFull Stack experience with stronger preference on the backendNice to Have:

Familiarity with A/B TestingExperience with notifications such as Mobile Push Notifications, Web Notifications, Email or SMS notificationsExperience in machine learningExperience in Android / iOS developmentExperience working with big data, data pipelines, and data analyticsFor roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below. The actual base pay is dependent upon a variety of job-related factors such as professional background, training, work experience, location, business needs and market demand. Therefore, in some circumstances, the actual salary could fall outside of this expected range. This pay range is subject to change and may be modified in the future. All full-time employees are also eligible for equity compensation and for benefits.Annual Salary Range$331,640 — $383,910 USDRoles that are based in our San Mateo, CA Headquarters are in-office Tuesday, Wednesday, and Thursday, with optional in-office on Monday and Friday (unless otherwise noted).You’ll Love:Industry-leading compensation packageExcellent medical, dental, and vision coverageA rewarding 401k programFlexible vacation policy (varies by exemption status)Roflex - Flexible and supportive work policyRoblox Admin badge for your avatarAt Roblox HQ:Free catered lunches five times a week and several fully stocked kitchens with unlimited snacksOnsite fitness center and fitness program creditAnnual CalTrain Go PassRoblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations for all candidates during the interview process.

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