Steel
Technology
MemberofTechnicalStaff-Infrastructure
Neural analysis suggests this role is
optimal for Mid candidates.
“Member of Technical Staff - Infrastructure at Steel. Skills: Distributed systems, Cloud infrastructure. Design high-performance systems. Build high-performance systems”
Industry & Context.
Performance optimization
Work in-person
What They're Looking For.
Must Have
4+ years writing code, Experience building distributed systems, Experience operating distributed systems, Cloud infrastructure skills, Knowledge of OS foundations, Linux kernel knowledge, File systems knowledge, Containers knowledge
Nice to Have
Rust experience is a plus
What You'll Do.
Design high-performance systems
Build high-performance systems
Maintain high-performance systems
Build VM snapshotting
Restore full browser state
Performance engineer Sessions API
Orchestrate browser sessions
Work with task queues
Work with orchestration systems
Ship observability stack
Full Job Description
ABOUT STEEL Steel is building open-source browser infrastructure for AI agents and apps. We make it easy for developers to ship AI products that interact with the web using our Sessions API https://docs.steel.dev/overview/sessions-api/overview. With over 7,000 GitHub stars, dozens of paying customers, and millions of sessions served monthly, we grew our platform 50x in 2025 purely through word-of-mouth and our open-source community. Backed by world-class investors, we're building a small, highly motivated, and talent-dense team that's shaping the future of how humans interact with the internet. More on the problems we're solving: https://docs.steel.dev/overview/intro-to-steel Public referral bonus: Introduce us to a candidate who joins Steel, and we'll send you $10,000 THE ROLE We are looking for strong engineers with experience and interest in designing, building, and maintaining the high-performance systems that make up our platform. SAMPLE PROJECTS INCLUDE... - Building VM snapshotting that restores full browser state in under a second - Staring at kernel traces to performance engineer our Sessions API - Orchestrating millions of browser sessions across regions with sub-second cold starts - Working with VMs, proxies, caches, task queues, and orchestration systems - Shipping the observability and CI/CD stack from scratch REQUIREMENTS: - 4+ years writing high-quality, production code - Experience building and operating high-performance, large-scale distributed systems (battle scars welcome) - Strong cloud infrastructure skills (AWS, GCP) - Strong knowledge of OS foundations - Linux kernel, file systems, containers, etc - Track record in performance optimization (we love a good "shaved 5ms" story) - Able to work in-person from our Toronto office - Rust experience is a plus, not a requirement APPLYING If there appears to be a fit, we'll reach to schedule 2-3 short technicals. After, we'll schedule an onsite in our office, where you'll work on a small project, discuss
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