Roblox currently has 62 active job listings related to artificial intelligence. The company's hiring is heavily concentrated in roles focused on agents, which account for 45% of its AI positions. Engineering is the primary function for these roles, with the vast majority of hiring occurring in the United States. Roblox is actively seeking expertise in areas such as model serving, agent orchestration, and inference infrastructure.
Currently tracking 44 active AI roles, down 24% versus the prior 4 weeks. Primary focus: Agent · Engineering. Salary range $162k–$458k (avg $290k).
Roblox currently has 48 active AI-related roles in our index. The most common open titles are: Design Engineer, Director of Engineering - AI for Roblox Studio, Director of Engineering, Economy ML, Distinguished Engineer, Machine Learning Systems – Economy, Engineering Manager, Home Infrastructure. Most positions are in Engineering and Research.
Roblox's active AI hiring is concentrated in: agents (50%), application (13%), serving infrastructure (13%). These categories follow a seven-stage AI lifecycle: data, pre-training, post-training, serving infrastructure, agents, evaluation, and application.
Roblox is hiring AI talent in: United States (47 roles), India (1 role).
Job postings at Roblox most frequently reference: model serving, inference infra, agent orchestration, multimodal, recommender systems.
In the past 30 days, Roblox has posted 6 new AI-related roles. That is a -54% change versus the prior 30 days (13 → 6).
| Title | Stage | AI score |
|---|---|---|
| Senior Machine Learning Engineering Manager Senior Engineering Manager for Safety AI Systems at Roblox, leading a team to develop innovative AI solutions for multimodal content safety. The role involves overseeing machine learning systems, constructing multimodal model architectures, improving data quality, training pipelines, and model performance for real-time content understanding and moderation using large vision language models across various data types (avatars, images, videos, audios, text, code/data). The goal is to detect and mitigate abusive behavior at scale to ensure a safe and inclusive platform. | ShipPost-train | 9 |
| Principal Machine Learning Engineer, Engineering Acceleration Principal ML Engineer to architect the Reasoning Layer and design systems for AI agents to navigate a billion-line codebase. Focus on AI workload optimization, synthetic data generation, and agent evaluations. Requires expertise beyond basic fine-tuning, focusing on RLCF and Domain-Specific Distillation for code-specific optimization and continuous learning loops. |
| AgentData |
| 9 |
| Principal/Senior Machine Learning Scientist - Search and Discovery Roblox is seeking experienced machine learning researchers to innovate on LLMs, VLMs, and other large models for user understanding, content understanding, recommendation, and agentic search. The role involves designing and implementing ML solutions for agentic search and discovery systems, large-scale recommendation models, and LLMs/VLMs for visual and natural language understanding. The position requires a practical approach to integrate research into products and experience with transformer-based model training, inference, and product integration. | AgentServe | 9 |
| Principal Machine Learning Engineer, Embodied AI and Smart NPCs Principal ML Engineer focused on Embodied AI and Behavioral Agents for Roblox's 3D gaming platform. The role involves research and development of agents with human-like movement and strategic reasoning, leveraging Imitation Learning, Reinforcement Learning, Computer Vision, Computer Graphics, Robotics, and Agentic Reasoning. The goal is to create generalizable agents that can perceive 3D environments, understand game rules, plan long-term strategies, and execute complex physics-based actions, impacting millions of users in real-time gaming environments. | AgentData | 9 |
| Director of Engineering - AI for Roblox Studio Director of Engineering for Studio Assistant at Roblox, focusing on evolving Roblox Studio into an AI-Native IDE by building and scaling agentic AI systems. The role involves owning technical direction, leading engineering teams, and driving alignment across various departments to deliver production-grade AI-powered creation tools. | Agent | 9 |
| [2026] Senior Machine Learning Engineer, Multimodal AI, Computer Vision and Graphics - PhD Early Career Roblox is seeking a Senior Machine Learning Engineer with a PhD to work on multimodal AI, focusing on computer vision and graphics. The role involves building and deploying foundation models for content understanding, creation, search, recommendations, and safety systems. This includes developing models for visual and 3D content, facial age estimation, and fraud detection, with a strong emphasis on applied research and production impact. | Post-trainAgent | 9 |
| [2026] Applied Scientist - PhD Intern Roblox is seeking a PhD Intern to conduct cutting-edge research in AI, machine learning, and 3D technologies. The intern will drive projects from ideation to experimentation, production, or publication, focusing on areas like generative modeling, multimodal technologies, agentic AI, foundational models, and NLP. The role involves translating research into production-ready features and enhancing user experience, safety, and creativity on the Roblox platform. | Post-trainAgent | 9 |
| Director of Engineering, Economy ML Director of Engineering, Economy ML at Roblox. This role leads and scales a fast-growing ML organization focused on recommendation systems, ML infrastructure, search, content intelligence, and Generative AI applications within the Roblox Economy. The position involves defining strategy, building and scaling the team, partnering across departments, leading investments in next-generation ML systems, and establishing scalable ML development practices. | AgentServe | 8 |
| Senior Machine Learning Engineer, GenAI Data Senior Machine Learning Engineer focused on building and scaling the data infrastructure for generative AI models (VideoGen, 3DGen) at Roblox. This role involves high-scale data orchestration, synthetic data generation, bridging research to production, building evaluation frameworks, and optimizing inference APIs. The primary focus is on the data pipelines and infrastructure (L0) that feed foundation models, with a secondary focus on the evaluation frameworks (L5) for datasets and models. | DataEval Gate | 8 |
| Principal Model Optimization Engineer Roblox is seeking a Principal Model Optimization Engineer to optimize machine learning models for performance on GPU architectures, focusing on both training and inference workflows. This role involves low-level performance profiling, contributing to best practices and tooling, and collaborating with cross-functional teams to integrate optimized models into production. The ideal candidate has significant experience debugging GPUs and is proficient in advanced tools like CUDA, Triton, and TensorRT, with expertise in LLM optimization techniques such as speculative decoding and quantization. | ServePost-train | 8 |
| Senior Data Scientist - Machine Intelligence (Creator Services) Senior Data Scientist on the Creator Services team at Roblox, focusing on Machine Intelligence. This role involves bridging engineering infrastructure and ML applications, transforming unstructured data (text, images, video) into actionable insights and user-facing products. The position is a "zero-to-one" environment, requiring the creation of new data formats and analytical frameworks to drive creator success and platform sustainability through ML. Responsibilities include leading ML-driven transformation, modeling unstructured data, owning data workflows end-to-end, designing causal frameworks for experiments, and translating technical wins into business value. | Post-trainAgent | 8 |
| [2026] Senior Machine Learning Engineer, Account Identity - PhD Early Career Senior Machine Learning Engineer focused on building facial age estimation and real-time liveness checks for account identity and security. The role involves developing deepfake detection and 3D facial embeddings to combat fraud and identity spoofing, requiring expertise in computer vision and large-scale ML systems. | AgentData | 8 |
| Principal Machine Learning Engineer, Content Safety Principal ML Engineer focused on Content Safety at Roblox, defining and leading the technical strategy and execution for large-scale ML systems to proactively detect and mitigate violative UGC content. The role involves end-to-end product development, including data construction, auto-labeling pipelines, and shipping solutions, with a significant portion of time (30-40%) dedicated to backend and integration work. Requires expertise in Computer Vision and/or Vision-Language Models, scalable ML inference services, and robust data pipelines. | ShipServe | 8 |
| Senior Machine Learning Engineer, Economy Senior Machine Learning Engineer on the Economy ML team at Roblox, responsible for building and iterating on deep learning models for ranking, recommendation, pricing, and content understanding across the platform's economic surfaces. This role involves owning the full ML lifecycle, from data exploration to production deployment, and designing experiments to optimize key business metrics. The engineer will also contribute to the team's technical direction and mentor other engineers. | AgentServe | 8 |
| Principal Machine Learning Engineer, Alt Defense Roblox is seeking a Principal Machine Learning Engineer to lead the technical vision for their Alternate Account Detection platform. This role involves architecting and building high-scale ML systems, specifically using Graph Neural Networks and advanced clustering techniques, to detect and prevent bad actors from rejoining the platform in near real-time. The engineer will also drive the ML roadmap, mentor other engineers, and focus on adversarial approaches to stay ahead of sophisticated actors. | Agent | 8 |
| [2026] Senior Machine Learning Engineer, AI Platform - PhD Early Career Senior Machine Learning Engineer on the AI Platform team at Roblox, focusing on building cutting-edge systems for AI at scale. The role involves pioneering next-generation AI tooling, building core platform components like Serving Layer, Model Registry, and Pipeline Orchestrator, and designing great developer experiences to enhance efficiency, cost, and usability of ML. The position supports billions of inferences daily and aims to establish Roblox as the standard for 3D foundational models. | ServeAgent | 8 |
| [2026] Senior Machine Learning Engineer, Recommendation Systems - PhD Early Career Senior Machine Learning Engineer focused on Recommendation Systems at Roblox. The role involves designing and implementing large-scale recommendation systems using deep learning, generative AI, and LLMs for discovery across experiences, avatars, and creator content. It bridges research and production, impacting hundreds of millions of users. | AgentServe | 8 |
| Distinguished Engineer, Machine Learning Systems – Economy Distinguished Engineer/Technical Director to lead ML systems strategy and technical direction, focusing on large-scale recommendations, infrastructure, and Generative AI applications for Roblox's economy. The role involves building systems for retrieval, ranking, generative modeling, and LLM-powered personalization at massive scale, requiring deep systems thinking and hands-on ML expertise. | AgentServe | 8 |
| Senior Machine Learning - Avatar, Core AI Senior ML Engineer focused on deploying and optimizing Generative AI models for on-device, low-compute environments within Roblox's platform. This role involves developing ML models, establishing deployment pipelines, and optimizing architecture for various computing devices. | ServePost-train | 8 |
| Engineering Manager, Observability Infrastructure Engineering Manager to lead the next generation of AI-powered observability platforms, building intelligent systems to revolutionize CI/CD, testing, and DevOps workflows. The role involves defining vision, strategy, and roadmap, leading and mentoring a team, and driving initiatives to improve developer productivity and platform reliability. | Eval GateAgent | 7 |
| Machine Learning Scientist Machine Learning Scientist at Roblox focused on developing and building large-scale forecasting and user outcome modeling systems, including batch prediction infrastructure and ETL/ML pipelines. Requires experience with time series modeling and foundational time series models. | Data | 7 |
| Scientist / Senior Scientist, Ads Systems Roblox is seeking a Scientist/Senior Scientist for their Ads Systems team. This role focuses on designing and leading offline model evaluation, contributing to ML feature and model improvements for ads, building evaluation and simulation models, and leading experimental design and analysis. The position is crucial for innovating advertising systems and operations within a new strategic area for Roblox. | Eval GateAgent | 7 |
| Principal Software Engineer - Asset Safety Principal Software Engineer on the Asset Safety team at Roblox, responsible for building and scaling distributed systems that power asset moderation for billions of user-generated assets. The role involves developing innovative detection approaches, scaling ML pipelines, and delivering end-to-end safety products in a rapidly evolving, adversarial landscape. This is a highly technical leadership role focused on ensuring safety and civility across various content types like images, avatars, and 3D content. | AgentServe | 7 |
| Senior Engineering Manager, Search and Discovery Senior Engineering Manager for Search and Discovery ML team at Roblox, leading architects of exploration for one of the world's largest immersive platforms. Responsible for core algorithms connecting over 120 million daily active users with millions of 3D experiences, items, and social connections. This role directly determines the growth, retention, and satisfaction of the Roblox community, moving beyond traditional recommendation systems into multimodal, agentic, and generative discovery. | AgentServe | 7 |
| Senior Product Manager, AI Content & Communications Safety Senior Product Manager for AI Content & Communications Safety at Roblox. This role involves leading safety features that automate content reviews using AI across various modalities (image, text, audio, video, 3D, code). The focus is on combating malicious actors and ensuring platform safety and civility, particularly for a younger user base. The role requires experience in building and deploying large-scale, real-time AI solutions and understanding Trust & Safety dynamics in user-generated content environments. | Agent | 7 |
| Machine Learning Engineering Manager, Critical Harms Roblox is seeking an Engineering Manager for their Critical Harms team, focusing on identifying and addressing high-risk problems like predatory behavior, child endangerment, extremism, and fraud using machine learning and scalable systems. The role involves leading a team, shaping roadmaps, and partnering with various stakeholders to develop innovative safety solutions in a complex, adversarial environment. | Agent | 7 |
| Senior Design Engineer Senior Design Engineer on the Design Acceleration team, focused on building scalable systems, AI integrations, and custom tooling to empower designers and engineers. This role involves architecting backend services and APIs that connect design tools to AI models, developing agentic workflows for UI generation, building CI/CD pipelines for designers, and designing data architecture for design systems and AI data sources. The goal is to create internal tools, plugins, and web apps for design linting, code generation, and automated compliance, serving as a technical bridge between engineering, AI research, and product design. | AgentServe | 7 |
| Senior / Principal Data Scientist - Discovery Senior/Principal Data Scientist to lead ML solutions and ranking frameworks for Roblox's discovery canvases (Home, Search, Matchmaking, Notifications), focusing on long-term ecosystem health and user retention in a large-scale UGC content platform and two-sided marketplace. | Ship | 7 |
| Principal AI/ML Engineer, Reliability Principal AI/ML Engineer focused on leveraging ML to improve the reliability of the Roblox platform by detecting issues proactively and reducing incident resolution time. This involves building data pipelines, anomaly detection systems, reasoning layers for root cause analysis, and time-series models for capacity prediction. | AgentData | 7 |
| Senior Engineering Manager - Risk & Fraud Senior Engineering Manager for Roblox's Payments - Risk team, leading the vision and execution for core risk services that facilitate fiat monetary transactions. The role involves architecting and maintaining low-latency engines for real-time risk and fraud decisioning, building infrastructure for automated chargeback and dispute management using machine learning, developing systemic controls for AML and compliance, and owning data pipelines and simulation environments for risk models. This is a leadership role focused on protecting a multi-billion dollar economy and ensuring financial safety. | AgentData | 7 |
| [2026] Senior Machine Learning Engineer, Engine Optimization - PhD Early Career Senior Machine Learning Engineer focused on real-time engine optimization for Roblox's platform. The role involves analyzing massive-scale telemetry, designing ML models for predictive resource allocation and content delivery, building adaptive control systems, and integrating ML solutions into the core gameplay engine. The goal is to replace heuristic logic with data-driven decision-making to improve stability, visual quality, and responsiveness across billions of global play sessions. | ServeData | 7 |
| Principal Data Scientist - Safety Roblox is seeking a Principal Data Scientist to focus on content safety and moderation. This role involves establishing and monitoring prevalence measurement methodologies, developing ground truth datasets for harmful content, conducting exploratory analysis on threat landscapes, designing and analyzing experiments for safety features, and leveraging causal inference to measure effectiveness. The scientist will collaborate with Product, Engineering, Legal, Policy, and Compliance teams, and partner with ML and Data Engineering teams to ensure statistically sound frameworks. The ideal candidate has extensive experience in data science, scripting languages, big data tools, and a background in safety or moderation systems for content platforms. | Eval GateData | 7 |
| Technical Director - Data Science (Discovery) Roblox is seeking senior data scientists with expertise in machine learning to join their Discovery Experience team. The role focuses on improving end-to-end consumer journeys on Roblox by leveraging data science toolkits including analytics, experimentation, forecasting, and ML solutions. Responsibilities include developing ML solutions for discovery canvases, applying causal inference, and designing/implementing experiments. Experience with recommendation systems and content platforms is required. | Ship | 7 |
| Senior Machine Learning Engineer, Ads Senior Machine Learning Engineer at Roblox focused on building ML solutions for ad ranking and personalized advertising experiences. The role involves designing and implementing large-scale recommendation models and driving the development of an ML-driven advertising platform from its early stages. Experience with transformer models, training, and inference is a plus. | AgentServe | 7 |