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Principal engineer building a new real-time communication platform (voice chat, 3D audio, broadcast) for Roblox’s 3D immersive experiences using C++ and distributed systems at massive scale.
Build and maintain detection systems, automate responses, and lead incident command for Roblox’s global security operations from London, ensuring 24/7 protection of players and platform.
Principal engineer building scalable data systems for Roblox’s virtual economy, powering search, recommendations, and monetization using ML infrastructure.
Data Analyst driving IP enforcement and legal compliance ops at Roblox by building KPIs, dashboards, and insights to protect creators and users.
Builds production-ready AI assistants, agents, and workflow automations for a Canadian asset manager, owning RAG pipelines, prompt engineering, code quality, and deployment through MLOps in a regulated financial environment (hybrid, 3 days/week in-office). Core stack: Python, agent frameworks like LangChain/LlamaIndex, and enterprise AI platforms such as Azure OpenAI.
A staff-level fullstack engineer at Okta's new AI Acceleration team in Toronto, owning 0-to-1 work on agent authorization and phishing-resistant access for AI agents and humans. Day to day: shaping product direction, making architectural decisions on distributed systems, and building with JavaScript/TypeScript, Java, AWS, and Vercel.
Machine Learning Engineer on Lyft's Safety and Customer Care team in Toronto, fine-tuning open-source LLMs (SFT, LoRA, RLHF/RLAIF/RLVR) and building LangGraph-based AI agents that handle rider/driver support and safety cases, including evaluation frameworks and production deployment at scale.
Leads validation, testing, and monitoring of production AI/ML models for Trinnex's smart water-management products: building automated test frameworks, tracking drift, assessing explainability, and writing validation reports. Stack includes Python, SQL, Git, geospatial tools, MLflow/pytest-style frameworks, and Docker/Kubernetes on GCP.
Lead ML research and engineering for embodied AI agents that play and create games on Roblox, using reinforcement and imitation learning to build real-time 3D gameplay agents.
Principal Engineer at Roblox designing and building core workflows in C++ for the game engine and Studio, enabling creators and AI agents to collaborate on 3D content at scale.
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…
Build and maintain Roblox’s service mesh (Istio/Envoy) to connect thousands of microservices across hybrid Kubernetes/Nomad environments and enable cloud bursting for billions of daily requests.
Principal Network Engineer designs and scales Roblox’s global backbone and edge networks to support millions of daily users and immersive 3D experiences.
Principal engineer designing core C++ data structures and frameworks for Roblox’s game engine, ensuring high performance across all supported devices.
Senior C++ engineer optimizing Roblox’s cross-platform game client for speed, battery, and app size across Android, iOS, consoles, and desktop.
Build and optimize the cross-platform C++ Roblox game engine to improve client performance across mobile, desktop, and console devices.
Design and deploy enterprise security solutions for Roblox’s corporate infrastructure, focusing on IAM, endpoint security, and compliance while collaborating with IT and engineering teams.
Principal Enterprise Security Engineer at Roblox designs and deploys corporate security architecture, IAM, endpoint and SaaS security, and zero-trust controls to protect the company’s infrastructure and enable secure operations.
Builds and optimizes a first-of-its-kind in-game ad system in C++ for Roblox’s 3D immersive platform, focusing on video formats and scalable performance.
Principal engineer leading distributed storage systems (Data Stores, Memory Stores) and cloud services for Roblox creators, ensuring 100% uptime and building observability dashboards.
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