Senior Machine Learning Engineer, Discovery - PhD New Grad

2 Months ago • All levels • Research Development • $192,890 PA - $255,200 PA

Job Summary

Job Description

Roblox is seeking a Senior Machine Learning Engineer with a PhD for its Discovery team. This role focuses on connecting users with relevant experiences, content, and creators by improving search and discovery surfaces like the homepage and experience details pages. The engineer will develop cutting-edge machine learning models for recommendation systems, search, image/video, and text understanding, applying advanced techniques in LLMs and multimodal learning. The goal is to drive growth through enhanced user engagement and retention by redesigning primary search and discovery systems. This is a challenging role involving the application of AI to solve complex problems at scale in a collaborative environment.
Must have:
  • Pursuing or holding a PhD in Computer Science, Computer Engineering, Data Science, or similar.
  • Proficiency in Go, Python, C++, or C#.
  • Expertise in recommendation systems, information retrieval, text/image/video understanding, or GenAI.
  • Strong background in LLMs and multimodal learning.
  • Experience with end-to-end ML pipelines.
  • Published peer-reviewed articles in top-tier AI venues.
Perks:
  • Equity compensation
  • Benefits package

Job Details

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 Discovery team at Roblox plays a critical role in connecting our community to the experiences, content, and creators they love. As the Discovery Core Product team, we work closely with infrastructure teams to power major search and discovery surfaces such as the homepage, experience details page, charts, and search.

Our mission is to drive Roblox’s top-line growth by improving user engagement, retention, and ecosystem diversity. Over the next few years, we aim to completely redesign Roblox’s primary search and discovery surfaces to elevate the user experience. As part of the Discovery Core Product team—a blend of product and applied research expertise—this role involves tackling some of the most challenging problems in search, discovery, and content understanding.

You Will:

  • Develop cutting-edge machine learning models for recommendation systems, search systems, image/video understanding, and text understanding.
  • Apply advanced techniques in LLMs and multimodal learning to improve content and user understanding.
  • Create end-to-end solutions to enhance search and discovery across key surfaces like the homepage, search, and experience details page.
  • Ensure the scalability, reliability, and extensibility of our machine learning systems.

You Have:

  • Possess or pursuing a Ph.D. in Computer Science, Computer Engineering, Data Science, or a similar technical degree.
  • Proficiency in one or more programming languages such as Go, Python, C++, or C#
  • Expertise in one or more of the following areas: recommendation systems, information retrieval, text/image/video understanding, or GenAI/foundation models.
  • Strong background in advanced techniques such as LLMs, multimodal learning, and other state-of-the-art machine learning methods.
  • Experience building and working on end-to-end ML pipelines, including data processing, modeling, and production deployment.
  • Published and presented peer-reviewed articles in top-tier venues, such as NeurIPS, ICML, ICLR, ACL, EMNLP, CVPR, ICCV, KDD, WWW and RecSys.

You may redact age, date of birth, and dates of attendance/graduation from your resume if you prefer.

For 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 as described on this page.

Annual Salary Range
$192,890$255,200 USD

Roles 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).

Roblox 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.

Similar Jobs

Riot Games - Principal Software Engineer, Gameplay Networking SME

Riot Games

Los Angeles, California, United States (On-Site)
6 Months ago
Rolls-Royce - Control System Senior Software Engineer

Rolls-Royce

Indianapolis, Indiana, United States (Hybrid)
2 Months ago
Shield AI - Computer Vision Engineer (C++) (Vision)

Shield AI

Melbourne, Victoria, Australia (On-Site)
3 Weeks ago
bad robot games - Senior Technical Artist

bad robot games

(Remote)
3 Months ago
NVIDIA - Senior Networking Security Research Architect

NVIDIA

Tel Aviv-Yafo, Tel Aviv District, Israel (On-Site)
7 Months ago
good job games - AI Solutions Specialist

good job games

Istanbul, İstanbul, Türkiye (On-Site)
1 Month ago
Apple - User Land Security Researcher

Apple

Cupertino, California, United States (On-Site)
2 Months ago
HCL Tech - AI Program Management

HCL Tech

Brazil (Remote)
3 Months ago
Nice - AI Advocate

Nice

Atlanta, Georgia, United States (Hybrid)
2 Months ago

Get notifed when new similar jobs are uploaded

Similar Skill Jobs

Suki - Enterprise Customer Success Manager

Suki

(Remote)
3 Months ago
bytedance - NLP Researcher - 2025 Start

bytedance

Singapore (On-Site)
9 Months ago
Epic Games - SDET

Epic Games

London, England, United Kingdom (On-Site)
4 Months ago
2K - Senior Systems Designer

2K

San Mateo, California, United States (Hybrid)
3 Weeks ago
Ansys - Senior R&D Engineer (ECAD)

Ansys

Austin, Texas, United States (On-Site)
3 Weeks ago
Nightfall AI - Endpoint Engineer

Nightfall AI

Bengaluru, Karnataka, India (On-Site)
3 Months ago
Shield AI - Engineer II, Software Certifiability (R3553)

Shield AI

San Diego, California, United States (On-Site)
3 Weeks ago
Qualcomm - IoT Multimedia Customer Engineer for Windows IBV/IHV

Qualcomm

Taipei City, Taiwan (On-Site)
2 Months ago
Next Level Business Services - C++ Developer

Next Level Business Services

Milwaukee, Wisconsin, United States (On-Site)
10 Months ago
Qualcomm - Graphics Performance Modelling Senior Engineer

Qualcomm

Bengaluru, Karnataka, India (On-Site)
2 Months ago

Get notifed when new similar jobs are uploaded

Jobs in San Mateo, California, United States

AECOM - Senior Construction Manager/Resident Engineer

AECOM

Dallas, Texas, United States (On-Site)
2 Months ago
Pragma - People Operations Coordinator

Pragma

Culver City, California, United States (Hybrid)
4 Months ago
Apple - Architecture Engineering Program Manager (Mac, iPad, Home)

Apple

Cupertino, California, United States (On-Site)
1 Month ago
Actian - Professional Services Senior Consultant

Actian

United States (Remote)
4 Months ago
Pinterest - Sr. iOS Engineer, Ad Formats

Pinterest

San Francisco, California, United States (Remote)
3 Weeks ago
Roblox - Senior Software Engineer, Virtual Economy Optimization

Roblox

San Mateo, California, United States (On-Site)
2 Months ago
SBM Management - Chief Marketing Officer

SBM Management

Sacramento, California, United States (On-Site)
3 Weeks ago
Adtran - Treasury Analyst

Adtran

Huntsville, Alabama, United States (On-Site)
3 Months ago
DraftKings - Corporate Counsel, Commercial Transactions

DraftKings

United States (Remote)
3 Weeks ago
Daily Wire - Graphic Designer

Daily Wire

Nashville, Tennessee, United States (On-Site)
1 Month ago

Get notifed when new similar jobs are uploaded

Research Development Jobs

bytedance - Student Researcher (Doubao (Seed) - Foundation Model - Generative AI)

bytedance

Seattle, Washington, United States (On-Site)
4 Months ago
Morning Star - Senior Software Development Engineer, ML Operations

Morning Star

Mumbai, Maharashtra, India (Hybrid)
2 Months ago
Unisys - Technical Lead - AI/ML

Unisys

Bengaluru, Karnataka, India (On-Site)
3 Months ago
WebTech Corporation - Senior Director, AI & Data Architecture

WebTech Corporation

Bengaluru, Karnataka, India (On-Site)
2 Months ago
Apple - MacOS Machine Learning Engineer

Apple

Seattle, Washington, United States (On-Site)
2 Months ago
Aledade - Senior AI Technical Solutions Manager

Aledade

United States (Remote)
2 Months ago
Apple - AIML - iOS/macOS Engineer, Evaluation

Apple

Santa Clara, California, United States (On-Site)
1 Month ago
Vigaet - Market Research and Sales Intern

Vigaet

(Remote)
8 Months ago
dun bradstreet - Market Research Intern

dun bradstreet

Navi Mumbai, Maharashtra, India (On-Site)
5 Months ago
Sonar Source - VP of Engineering - Data & AI

Sonar Source

Geneva, Geneva, Switzerland (On-Site)
3 Weeks ago

Get notifed when new similar jobs are uploaded

About The Company

San Mateo, California, United States (On-Site)

San Mateo, California, United States (On-Site)

San Mateo, California, United States (Hybrid)

San Mateo, California, United States (Hybrid)

San Mateo, California, United States (Remote)

San Mateo, California, United States (On-Site)

San Mateo, California, United States (Hybrid)

San Mateo, California, United States (Hybrid)

View All Jobs

Get notified when new jobs are added by Roblox

Level Up Your Career in Game Development!

Transform Your Passion into Profession with Our Comprehensive Courses for Aspiring Game Developers.

Job Common Plug