Qureos Mentor

Roblox

Roblox is a platform that reimagines the way people come together virtually, allowing users to share immersive experiences. With a mission to connect a billion people with optimism and civility, Roblox enables millions of developers and creators to build their own multiplayer experiences using Roblox Studio. The platform is particularly popular among audiences under 18, fostering a global community where users can learn, work, play, and socialize.

<div>San Mateo, CA, United StatesEarly CareerID: 6400</div>
<br><p></p><div><div><div><p>Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences&ndash; all created by our global community of developers and creators.
</p><p>At Roblox, we&rsquo;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.<b> </b>We&rsquo;re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
</p><p>A career at Roblox means you&rsquo;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.</p></div><p><b>
Team</b></p>
<ul>
<li><b>Creator Services Machine Intelligence Team</b>: The Machine Intelligence team is building an NPC system that can (1) play any Roblox game and (2) perform real-time inference efficiently enough to support deployment to all Roblox players.
</li><li><b>ML Platform Team</b>: The Foundation AI Group is on a mission to establish Roblox as the standard for 3D foundational models (3DFMs), democratizing creation by making it simple for anyone to generate high-quality, immersive 3D experiences using AI. The AI Platform team is a foundational part of this vision, supporting hundreds of ML use cases and billions of inferences daily across Discovery, Safety, Engine, and more. We are seeking exceptional PhD new graduates to drive innovation across three critical areas: <b>AI Platform, Distributed Inference Systems.</b></li>
</ul>
<p><b>What You Will Do</b></p>
<p>
As a Senior Machine Learning Engineer, you will be a key contributor to building the cutting-edge systems that power AI at Roblox.
</p><p><b>Creator Services Machine Intelligence Team</b></p>
<ul>
<li><b>Develop Scale Data Pipelines:</b> Design, build and maintain robust data pipelines to collect complex 3D game states and real-time player actions across the platform.</li>
<li><b>Train Novel Architectures:</b> Solve the feature extraction across games for NPC model in a general and scalable way and drive model training speed for novel, sophisticated deep learning architectures.</li>
<li><b>Optimize Real-Time Inference:</b> Engineer high-performance model inference solutions to support the seamless deployment of 10s to 100s of autonomous NPCs in real-time environments.</li>
</ul>
<p><b>ML Platform Team</b></p>
<p><b>
Track 1: AI Platform Projects</b></p>
<ul>
<li>Pioneer next-generation AI tooling to enhance the efficiency, cost, and usability of ML@Roblox.</li>
<li>Build and maintain core platform components: Serving Layer, Model Registry, Pipeline Orchestrator, and Training/Inference control planes.</li>
<li>Design great developer experiences (paved-road templates, tooling, visualizations) to reduce time-to-production and ensure foundational AI systems are scalable and reliable.</li>
</ul>
<p><b>Track 2: Distributed Inference &amp; Systems Optimization</b></p>
<ul>
<li>Architect and implement scalable distributed inference systems for efficiently serving LLMs and Large Recommender Models at massive scale.</li>
<li>Optimize our inference engine to serve millions of QPS at low latency.</li>
<li>Conduct deep, low-level performance analysis and optimize ML models (using techniques like continuous batching, speculative decoding, and quantization) and systems on GPU architectures to maintain peak performance and stability.</li>
</ul>
<p><b>You Have</b></p>
<ul>
<li>Possessing or pursuing a Ph.D. in Computer Science, Computer Engineering, Mathematics, Statistics, or a related technical field, with a thesis aligned to Roblox&rsquo;s research areas.</li>
<li>Built end-to-end ML pipelines and managed model inference and deployment.</li>
<li>Experience with novel datasets, and building real-world agentic applications.</li>
<li>Scaled high-performance, high-availability architectures.</li>
<li>Handled<b> </b>infrastructure using Kubernetes and major cloud providers (AWS, Azure, or GCP).</li>
</ul><div><div><div><p>
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 <b>this page</b>.</p></div><div>
Annual Salary Range</div><div>
$196,750&mdash;$243,290 USD</div></div></div><div><p>
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).</p>
<p>
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 to candidates with qualifying disabilities or religious beliefs during the recruiting process.</p>
<p>
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.</p></div></div></div>

[2026] Senior Machine Learning Engineer (Systems), Embodied AI/NPCs, ML Platform - PhD Early Career

<div>Gurugram, Haryana, IndiaEngineeringID: 6413</div>
<br><p></p><div><div><div><p>Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences&ndash; all created by our global community of developers and creators.
</p><p>At Roblox, we&rsquo;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.<b> </b>We&rsquo;re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
</p><p>A career at Roblox means you&rsquo;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.</p></div><h2 class="jobSectionHeader"><b>
About Team</b></h2>
<p>
The Roblox Operating System (ROS) serves as our core productivity engine, defining the organizational workflows that power Roblox. By leveraging a unified toolset, ROS influences talent strategy, operational planning, knowledge discovery, and global scalability.</p>
<p>
Our Observability and AI Intelligence (OA) pod within ROS manages the foundational data infrastructure for ROS, providing the telemetry, search, and governance frameworks essential for intelligent product experiences. We lead initiatives in AI observability and data privacy, building the connector systems that ensure reliable, data-driven insights across our entire ecosystem.</p>
<p>
As a Senior Engineer within this newly established India-based team, you will define how we operationalize and productize data for ROS. You will work alongside global stakeholders to architect critical systems that drive technical excellence and company-wide impact.</p><h2 class="jobSectionHeader"><br>
<b>
About the Role</b></h2>
<p>
We are looking for a Senior Software Engineer to join our engineering team in India. This is a backend-focused full-stack role &mdash; roughly 80% backend and 20% frontend &mdash; for someone who can design and build scalable services and APIs while also contributing to user-facing applications when needed.</p>
<p>
You will take ownership of significant projects end to end, lead technical design on complex systems, and help shape architecture decisions across the stack. You will work with modern backend technologies, integrate with frontend applications, and explore new tools &mdash; including AI &mdash; to improve development efficiency and product capabilities.</p>
<h2 class="jobSectionHeader"><b>
You will</b></h2>
<ul><li>Lead the technical design and implementation of complex backend systems, services, and APIs</li>
<li>Build robust, scalable, and maintainable server-side applications and data flows</li>
<li>Take end-to-end ownership of significant projects, from design through deployment and iteration</li>
<li>Contribute to technical discussions and architecture decisions, with primary focus on backend systems</li>
<li>Architect and build high-performance RESTful/GraphQL APIs and complex backend business logic</li>
<li>Work with databases, caching, messaging, and other backend infrastructure as needed</li>
<li>Ensure reliability, performance, security, and observability in production systems</li>
<li>Uphold high engineering standards through code quality, reviews, testing, and best practices</li>
<li>Explore and apply new tools and approaches &mdash; including AI &mdash; to improve development workflows and product capabilities</li>
<li>Develop and maintain observability frameworks specifically for the AI stack to monitor, trace, and optimize AI service performance.</li>
</ul><h2 class="jobSectionHeader"><b>You have:</b></h2>
<ul><li>4+ years of experience building complex, high-performance software systems, with strong backend focus</li>
<li>3+ years of in-depth experience with modern backend technologies and frameworks</li>
<li>Proven experience with API design, database modeling, and service-oriented architecture</li>
<li>Solid understanding of:</li>
<li><ul><li>Backend performance optimization and scalability</li>
<li>Security best practices and authentication/authorization patterns</li>
<li>Testing, CI/CD, and production debugging</li>
</ul></li><li>Working knowledge of frontend development &mdash; able to contribute to UI features and collaborate effectively with frontend engineers (~20% of the role)</li>
<li>Familiarity with frontend concepts, web technologies, and API integration patterns</li>
<li>1+ year of experience leading significant projects or modules</li>
<li>Bachelor&rsquo;s degree in Computer Science, Computer Engineering, or a related technical field (or equivalent practical experience)</li>
</ul>
<h3 class="jobSectionHeader"><br>
<b>You Are:</b></h3>
<ul><li>User-centric &mdash; you build systems that serve real product and user needs</li>
<li>Creative problem-solver &mdash; you break down complex problems and deliver practical solutions</li>
<li>Versatile and adaptable &mdash; comfortable working across backend systems and occasional frontend work</li>
<li>Strong collaborator and communicator &mdash; effective in technical discussions, code reviews, and cross-functional work</li>
<li>Innovative &mdash; curious about modern engineering practices and better ways to build</li>
<li>AI-forward &mdash; interest in using AI to improve development workflows and product capabilities</li>
</ul>
<p></p><h2 class="jobSectionHeader"><b>Nice to Have</b></h2>
<ul><li>Experience with cloud platforms (AWS, GCP, or Azure)</li>
<li>Experience with microservices, event-driven architecture, or distributed systems</li>
<li>Familiarity with modern frontend frameworks (React, Vue, Angular, or similar)</li>
<li>Experience with containerization (Docker, Kubernetes)</li>
<li>Exposure to monitoring, logging, and observability tools</li>
<li>Experience mentoring junior or mid-level engineers</li></ul><p></p><div><p><br>
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).</p>
<p>
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 to candidates with qualifying disabilities or religious beliefs during the recruiting process.</p>
<p>
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.</p></div></div></div>

Senior Software Engineer

<div>San Mateo, CA, United StatesEngineeringID: 5488</div>
<br><p></p><div><div><div><p>Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences&ndash; all created by our global community of developers and creators.
</p><p>At Roblox, we&rsquo;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.<b> </b>We&rsquo;re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
</p><p>A career at Roblox means you&rsquo;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.</p></div><p>
The Consumer App Foundation team is looking for a Senior Software Engineer to improve Roblox performance across our supported platforms. Our platform is used by over 150M people daily. You will work primarily in cross-platform C++ Roblox game engine code, partnering with teams across the company to identify bottlenecks, ship measurable improvements, and prevent regressions over time.</p>
<p>
</p><p>Our team is responsible for the end-to-end performance of the Roblox client on Android, iOS, macOS, Windows, Xbox, Playstation and TV. We tackle the platform&rsquo;s most difficult technical constraints, ranging from speed and responsiveness to efficiency and stability, to ensure a high-performance experience across all of our devices and platforms.</p>
<p>
</p><p><b>You will:</b></p>
<ul>
<li>Own the end-to-end performance of the Roblox client across all platforms directly moving the needle on our key metrics: TTI, app size, battery usage and more.</li>
<li>Build the benchmarking, profiling, and telemetry systems required to catch regressions early and continue scaling our application even further.</li>
<li>Collaborate closely with stakeholders across Engineering, Product, and Design to evaluate technical tradeoffs, align on company-wide priorities, and execute smooth rollout plans.</li>
<li>Drive deep technical impact by diving into complex, unfamiliar codebases, taking ambitious projects from greenfield MVP to production-grade, and mentoring peers on performance best practices.</li>
</ul>
<p></p><p><b>You have:</b></p>
<ul>
<li>3+ years of experience writing high-quality, performant C++ code in large, complex codebases</li>
<li>A proven track record of building reliable measurement, monitoring, or regression prevention systems.</li>
<li>The ability to autonomously navigate complex, ambiguous systems and deliver stable, production-grade software.</li>
<li>Exceptional communication skills to discuss technical trade-offs with both engineering peers and cross-functional partners.</li>
</ul>
<p></p><p><b>Bonus:</b></p>
<ul>
<li>Hands-on experience with on-device profiling (iOS and/or Android) to find and measure optimization opportunities.</li>
</ul><div><div><div><p>
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 <b>this page</b>.</p></div><div>
Annual Salary Range</div><div>
$195,780&mdash;$242,100 USD</div></div></div><div><p>
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).</p>
<p>
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 to candidates with qualifying disabilities or religious beliefs during the recruiting process.</p>
<p>
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.</p></div></div></div>

Senior Software Engineer (C++)

<div><div><p>Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences&ndash; all created by our global community of developers and creators.</p>
<p>
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.<b> </b>We're on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.</p>
<p>
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.</p></div><p><b>
What You'll Do:</b></p>
<p>
As a Senior Software Engineer on the Creator Business team, you will help drive a healthy and ever-growing creator economy at Roblox. Our mission is to help Creators efficiently operationalize their revenue so they can invest in and grow their business. The team works on complex areas such as monetization analytics, revenue reporting, payouts, and taxes, requiring penny-perfect accuracy and zero defects.</p>
<p>
We are looking for someone who can work with product managers and data science on end-to-end requirements to develop and maintain a scalable, secure, and reliable platform for our creators to thrive. As we are responsible for a large portion of the company's revenue, you will drive projects with high impact and visibility.</p>
<p><b>
You will:</b></p>
<ul>
<li>Develop remarkable products and systems that will delight our users</li>
<li>Work with the product, data science, and design to help refine requirements</li>
<li>Contribute to or drive the overall end to end system design</li>
<li>Have the opportunity to push the boundaries of what's next for the company</li>
<li>Help recruit future talent for the team</li>
</ul>
<p><b>You Have:</b></p>
<ul>
<li>5+ years of experience developing consumer-facing products</li>
<li>Proficiency in building and scaling data pipelines</li>
<li>Experience with distributed systems, API design, and microservices architecture</li>
<li>Bachelor's degree in Computer Science, Computer Engineering, or a similar technical field</li>
</ul><div><p>
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).</p>
<p>
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 to candidates with qualifying disabilities or religious beliefs during the recruiting process.</p>
<p>
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.</p></div></div>

Senior Software Engineer - Creator Business

<div>San Mateo, CA, United StatesEngineeringID: 6354</div>
<br><p></p><div><div><div><p>Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences&ndash; all created by our global community of developers and creators.
</p><p>At Roblox, we&rsquo;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.<b> </b>We&rsquo;re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there.
</p><p>A career at Roblox means you&rsquo;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.</p></div><p>
From the early days, simulated physics has been the foundation of the way users build in Roblox. Our physics engine enables dynamic environments with emergent behavior making games more immersive and exciting.</p>
<p>
The Physics team develops Roblox's proprietary distributed physics engine. Our team implements the mathematical models behind our dynamic simulation engine, and ships engine APIs and tools that developers use every day. These models incorporate rigid body dynamics arising from external forces, collisions, and constraints while optimizing for real-time performance. We work on integrating the low level physics solver into the rest of the engine for online gameplay across multiple platforms. You will report to the Physics Environment Engineering Manager.</p>
<h2 class="jobSectionHeader"><b>
You Will:</b></h2>
<ul><li><b>Innovate and implement powerful physics features</b> that empower Roblox developers to create immersive and dynamic experiences.</li>
<li><b>Drive innovation through research and rapid prototyping</b>, translating new ideas into practical solutions that stand the test of time.</li>
<li><b>Optimize and enhance the robustness and performance</b> of the physics engine and its integrations, ensuring a seamless user experience.</li>
<li><b>Collaborate with internal teams and external developers</b>, providing expert support and guidance to improve feature utilization and resolve technical challenges.</li>
</ul><h2 class="jobSectionHeader"><b>You Have:</b></h2>
<ul><li><b>Extensive C++ Development:</b> 8+ years of professional experience writing high-performance, optimized C++ code (2+ years if with an advanced degree).</li>
<li><b>Performance Engineering:</b> Demonstrated ability to use multithreading and SIMD optimization techniques to enhance application efficiency with knowledge of modern computer architecture and its impact on software performance.</li>
<li><b>Physics and Numerical Methods Experience:</b> Practical experience applying numerical methods to solve problems in real-time physics simulation.</li>
<li><b>Real-Time Physics Expertise:</b> Proven experience developing and deploying real-time and online multiplayer physics simulations.</li>
<li><b>Physics SDK Familiarity:</b> Hands-on experience integrating and applying physics SDKs such as PhysX, Havok, and Bullet.</li>
<li><b>Educational Background:</b> Bachelor's or advanced degree in Computer Science, Mathematics, Physics, Engineering, or equivalent demonstrated experience.</li>
</ul><div><div><div><p>
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 <b>this page</b>.</p></div><div>
Annual Salary Range</div><div>
$295,250&mdash;$345,040 USD</div></div></div><div><p>
Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).</p>
<p>
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 to candidates with qualifying disabilities or religious beliefs during the recruiting process.</p>
<p>
For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.</p></div></div></div>

Principal Software Engineer, Physics