Steel

Technology

MemberofTechnicalStaff-Infrastructure

CA$125–175k ~AI est. Toronto, Ontario, Canada FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Mid candidates.

The Brief

“Member of Technical Staff - Infrastructure at Steel. Skills: Distributed systems, Cloud infrastructure. Design high-performance systems. Build high-performance systems”

Industry & Context.

Technology
Problems you'll solve

Performance optimization

Eligibility Requirements

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

Free ATS check

Applying for this Member of Technical Staff - Infrastructure role?

Most applicants get filtered before a human reads their resume. See if yours makes the cut.

How to Apply on Ashby

  • Ashby is a fast modern ATS — most applications take under 3 minutes.
  • The resume parser is strong; verify parsed experience dates and job titles.
  • Custom screening questions are often scored algorithmically — answer completely.
  • Location field affects geo-based screening; use your actual metro area.

ANONYMOUS · UNFILTERED

What do employees actually say about Steel?

Real rants from real employees. Read before you apply.

Read Company Rants →