Roblox

<div><p><span>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. </span></p>
<p><span>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.</span><strong> </strong><span>We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. </span></p>
<p><span>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.</span></p></div><p><strong>Who We Are:</strong></p>
<p>Roblox is powered by microservices. Application Networking connects and secures Roblox’s services. We build ingress gateways that route traffic from the edge data centers to the core data centers, and service mesh to facilitate inter-service communications in the core data centers. We are forming a new Kubernetes networking team for a high performance computer that we are building for machine learning (ML) inference and training workloads. We are looking for accomplished engineers to set the foundation of this work.</p>
<p><strong>You will:</strong></p>
<ul>
<li>Bootstrap the Kubernetes networking domain within Roblox</li>
<li>Contribute to the technical strategy and the execution to build large scale infrastructure systems</li>
<li>Work with foundational AI and infrastructure teams to deliver Roblox’s next generation infrastructure</li>
<li>Keep up-to-date with the latest ML and infrastructure trends and apply the best practices</li>
<li>Write and review high quality design and code</li>
<li>Mentor and grow engineers on the team</li>
</ul>
<p><strong>You Are: </strong></p>
<ul>
<li>An experienced engineer building large-scale systems that influence the whole company with 5+ years of professional experience</li>
<li>An expert in Kubernetes networking</li>
<li>Familiar with Cilium and eBPF</li>
<li>An excellent communicator who works well within and across teams</li>
<li>A strong problem solver with on-call experiences for critical infrastructure systems</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 <strong><a href="https://careers.roblox.com/total-rewards" rel="noopener noreferrer ugc" target="_blank">this page</a></strong>.</p></div><div>Annual Salary Range</div><div><span>$243,290</span><span>—</span><span>$295,250 USD</span></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>

Senior Software Engineer, Kubernetes Networking

<div><p><span>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. </span></p>
<p><span>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.</span><strong> </strong><span>We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. </span></p>
<p><span>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.</span></p></div><p><strong>The Creator Service NPC team</strong> is the heartbeat behind our worldwide gaming experiences. We aim to build the best NPC tools for creators. Our product covers play testing, in game NPC as well as digital players. We are using technologies from LLM, Imitation Learning, Reinforcement Learning, Behavior Trees, Statement Machines. As a <strong>Senior Software Engineer</strong>, you will design and build highly scalable systems to help creators to continuously deliver experiences that feel native and seamless. You will help us to build and maintain data pipelines, visualisation, feature transformation, annotation tools and work on inference set ups within and on top of our game engine.</p>
<p>Join us if you thrive on cross‑functional collaboration, care about building the smartest NPCs and digital players, and want to shape how millions of players experience our worlds, and everywhere in between.   </p>
<p>You Will:</p>
<ul>
<li>Tackle and solve challenging full-stack problems that touch the client, game engine, backend services and machine learning models.</li>
<li>Own product areas and projects from technical design, execution, launch, and quick iteration based on feedback.</li>
<li>Work closely with product, design, and partner teams to maintain high execution quality and pace.</li>
<li>Proactively gather community feedback and respond swiftly to their needs, ensuring our products evolve to deliver exceptional value.</li>
</ul>
<p>You Have:</p>
<ul>
<li><strong>Experience:</strong> You have 5+ years of experience and you’ve designed and led implementation on highly scalable and reliable distributed backend systems. You have hands-on experience in microservices. You have hands-on experience with game engines.</li>
<li><strong>Knowledge:</strong> You are proficient in one or more programming languages (C#, Lua, C++, Go, Python or similar programming language). Deep understanding of C++ is a plus, familiarity with game engines is a plus, familiarity with machine learning is a plus.</li>
<li><strong>Curiosity:</strong> You are curious and passionate about industry trends and new technologies, you are able to apply them to practical problems innovatively. </li>
<li><strong>Strong Teamwork:</strong> You are able to drive cross-functional projects and collaborate with teams to deliver the most curated technical solution.</li>
<li><strong>Long-term Mindset:</strong> You are willing to take the long-term to build the system, and your design choices and technical solutions are usually still optimal multiple years into the future.</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 <strong><a href="https://careers.roblox.com/total-rewards" rel="noopener noreferrer ugc" target="_blank">this page</a></strong>.</p></div><div>Annual Salary Range</div><div><span>$196,750</span><span>—</span><span>$243,290 USD</span></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>

Senior Software Engineer - NPC Behavior 

<div><p><span>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. </span></p>
<p><span>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.</span><strong> </strong><span>We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. </span></p>
<p><span>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.</span></p></div><p><strong>Why Data Science &amp; Analytics?</strong></p>
<p>The Data Science &amp; Analytics organization’s mission is to increase our speed, frequency, and acumen of making decisions at scale by instilling a data-influenced approach to building products. We cover a wide area of the data spectrum including analytical data engineering, product analytics, experimentation, causal inference, statistical modeling, and machine learning. Aligned and partnering with product verticals, we use this extensive tool belt to discover new opportunities and unmet use cases, influence and shape the product roadmap and prioritization, build data products, and measure impact on our community of players and developers.</p>
<p><strong>Why Social at Roblox?</strong></p>
<p>Roblox is a highly social platform hosting billions of user connections, and we are actively building a diverse suite of social products to nurture engaging experiences. In this role, you will partner with our Social Connections team to identify opportunities for growing user connections, facilitating co-experiences, and enhancing social content discovery.</p>
<p>You will leverage your technical expertise and analytical skills to design experiments, formulate product strategies, and conduct research to gain deeper insights into the Roblox social network, utilizing the latest AI capabilities. Additionally, you will contribute to communications, social sharing, and community features while collaborating with cross-functional verticals such as Discovery, Safety, and Creator. This role reports directly to Senior Data Science leadership and involves close collaboration with our Director of Product and Senior Engineering/Design leadership.</p>
<p><strong>You Will:</strong></p>
<ul>
<li>Design, execute, and analyze A/B tests to measure the impact of new features and inform product decisions.</li>
<li>Architect and build robust data pipelines to support analytics, reporting, and modeling needs.</li>
<li>Conduct deep-dive analyses to understand user behavior, identify opportunities for growth, and solve ambiguous business problems.</li>
<li>Contribute to the team's science roadmap by identifying key areas for analysis and experimentation.</li>
</ul>
<p><strong>You Have:</strong></p>
<ul>
<li>Possess or pursuing a PhD or equivalent in Data Science, Biostatistics, Mathematics or a related field, OR a Master’s degree with 2+ years of experience</li>
<li>Expertise in SQL and experience using scripting languages for data analysis (e.g., Python, R).</li>
<li>Proficiency in developing data pipelines and working with big data technologies (e.g., Spark, Hive, Airflow).</li>
<li>Strong experience in experimental design (A/B testing), casual inference and other statistical techniques.</li>
<li>A proven track record of translating complex data into actionable insights and communicating them to stakeholders.</li>
<li>Experience in working with LLM / Agentic flows is a plus.</li>
</ul>
<p>Apply now to be considered for anticipated positions.</p>
<p>You may redact age, date of birth, and dates of attendance/graduation from your resume if you prefer.</p><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 <strong><a href="https://careers.roblox.com/total-rewards" rel="noopener noreferrer ugc" target="_blank">this page</a></strong>.</p></div><div>Annual Salary Range</div><div><span>$185,860</span><span>—</span><span>$221,380 USD</span></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>

[2026] Data Scientist, Social 

<div><p><span>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. </span></p>
<p><span>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.</span><strong> </strong><span>We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. </span></p>
<p><span>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.</span></p></div><p><strong>Why Reliability?</strong></p>
<p>Roblox serves over 100 million people every day across a platform that is constantly evolving — and behind every experience is infrastructure that has to work, every time, at massive scale.  The Reliability team at Roblox operates at the depth and breadth of the Roblox stack.  Availability of the platform is a key company goal.  We are hiring our first Senior Machine Learning engineer within our team.  </p>
<p>As a Senior Machine Learning Engineer within Reliability,  you will help set the direction for how machine learning systems/practices can be leveraged to improve the reliability of the overall Roblox platform.  You will own the architectural and execution roadmap of leveraging massive data across  - logs, traces, metrics, production changes, to proactively detect issues before they become real problems (MTTD) and/or reduce time to resolve incidents (MTTR).  You will have the opportunity to cross functionally collaborate with other similar teams at Roblox to define best practices and software.</p>
<p><strong>You will:</strong></p>
<ul>
<li>Help define the roadmap for leveraging Machine Learning Engineering to improve Production Systems Reliability at Roblox.</li>
<li>Improve realtime anomaly detection capabilities by leveraging various state of the art ML techniques, thereby directly contributing to improving Mean Time to Detect Production issues.</li>
<li>Develop methods to build pipelines to consume various streams of data (metrics, logs, traces, change management systems etc.).</li>
<li>Build a reasoning layer that interacts with the streams of data to find possible root causes of problems happening in production.</li>
<li>Build time-series models to predict capacity exhaustion and seasonal traffic spikes to drive automated scaling</li>
</ul>
<p><strong>You have:</strong></p>
<ul>
<li>Beyond off the shelf:  We are looking for an expert who has knowledge of various modeling techniques, ability to to go deep and fine tune models to fit our use cases.</li>
<li>Ability to propose and architect the infrastructure that allows us to implement systems that learn from user and/or automated feedback.</li>
<li>Good distributed systems fundamentals and understanding of large scale high throughput systems</li>
</ul>
<p><strong>You are:</strong></p>
<ul>
<li>Comfortable with Ambiguity: You thrive in undefined or open-ended problem spaces, providing structure, clarity, and decisive direction to your teams.</li>
<li>A Pragmatic Builder: You are scrappy and impact-oriented. You view undefined data and messy systems as opportunities to build structure rather than blockers to progress.</li>
<li>An Executive Communicator: Highly effective at communicating complex technical concepts to both engineering teams and non-technical executive leadership.</li>
<li>Data &amp; System Oriented: You understand that robust data and systems are the foundation of any production application, and you design infrastructure for scale, correctness, and reliability.</li>
<li>Curious &amp; Creative: You enjoy tackling hard problems, exploring new technologies, and driving continuous improvements in both systems and workflows.</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 <strong><a href="https://careers.roblox.com/total-rewards" rel="noopener noreferrer ugc" target="_blank">this page</a></strong>.</p></div><div>Annual Salary Range</div><div><span>$196,750</span><span>—</span><span>$243,290 USD</span></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>

Senior Machine Learning Engineer, Reliability 

<div><p><span>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. </span></p>
<p><span>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.</span><strong> </strong><span>We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. </span></p>
<p><span>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.</span></p></div><p>As a Distinguished Machine Learning Engineer/Technical Director in the Safety organization at Roblox, you will drive the overall technical vision and execution for all machine learning initiatives focused on maintaining the safety and civility of our users. Our industry-leading safety features ensure Roblox remains a safe and inclusive environment for our community to express themselves creatively and share experiences without fear. The Safety org is the reason why Roblox is the safest place on the internet, protecting users You will provide technical leadership on AI/ML efforts for Trust and Safety as the Roblox platform scales to serve different age groups and geographic locations.</p>
<h2>You Will:</h2>
<ul>
<li>Own the technical direction and implementation of machine learning solutions for safety-related systems</li>
<li>Lead and mentor other engineers, fostering a culture of technical excellence and inclusivity</li>
<li>Break down long-term product requirements into iterative deliverable stages, ensuring continuous improvement</li>
<li>Craft and build large-scale machine learning models with billions of parameters, ensuring production-readiness</li>
<li>Facilitate challenging technical decisions across multiple teams, demonstrating empathy and finding common understanding</li>
<li>Collaborate with cross-functional teams to define and prioritize the machine learning roadmap</li>
</ul>
<h2>You Have:</h2>
<ul>
<li>10+ years of experience delivering and improving large-scale machine learning systems</li>
<li>Proven expertise in creating and launching machine learning models from scratch</li>
<li>Ability to handle data problems, train models with large datasets, and ensure system reliability at scale</li>
<li>Experience with distributed systems, data architecture, and model extraction</li>
<li>Strong programming skills and willingness to be hands-on as necessary</li>
<li>Prior experience in a leadership role with a technical focus, including mentoring engineering teams</li>
</ul>
<h2>You Are:</h2>
<ul>
<li>A creative and strategic problem-solver, able to simplify complex issues while integrating fresh ideas</li>
<li>Committed to fostering a diverse and inclusive workplace where everyone feels valued and supported</li>
<li>Passionate about maintaining deep technical expertise while meeting end-user needs</li>
<li>Knowledgeable about cutting-edge ML technologies, including LLMs</li>
<li>Experienced in NLP or computer vision (preferred)</li>
<li>Familiar with maintaining and evolving safety systems at scale (preferred)</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 <strong><a href="https://careers.roblox.com/total-rewards" rel="noopener noreferrer ugc" target="_blank">this page</a></strong>.</p></div><div>Annual Salary Range</div><div><span>$399,420</span><span>—</span><span>$457,970 USD</span></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>

Roblox

Open jobs at Roblox

Senior Software Engineer, Kubernetes Networking

Senior Software Engineer - NPC Behavior

[2026] Data Scientist, Social

Senior Machine Learning Engineer, Reliability

Distinguished Machine Learning Engineer - Safety

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