Senior Platform Engineer, Developer Experience

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Senior Platform Engineer, Developer Experience in Canada new

Rootly
Full time
Email

Canada
10/29/2026
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Toronto

Responsibilities

Instrument the delivery pipeline from merge through production and track metrics such as build time, lead time, deploy frequency, and change failure rate.
Reduce merge-to-production lead time as the engineering organization and codebase grow.
Diagnose and fix flaky tests and build tooling that detects new flakiness.
Own CI pipelines, deploy trains, smoke gates, and rollback processes.
Improve staging environments, including ephemeral or shared environments, to reduce testing bottlenecks.
Improve local development and onboarding so new engineers can ship quickly.
Communicate progress, technical tradeoffs, and developer experience outcomes to product teams and leadership.

Requirements

5+ years of experience building software in production, including significant experience with modern CI/CD, build systems, or developer tooling.
Hands-on experience running and optimizing CI pipelines for a large codebase.
Experience diagnosing and resolving test flakiness and test infrastructure issues.
A developer experience mindset focused on treating engineers as customers and measuring tool effectiveness.
Comfort working in a large Rails monolith and infrastructure.
Ability to write production-grade software, explain tradeoffs clearly, execute independently, influence others, and teach.
Preferred experience with CI systems at scale, deploy trains, merge queues, test parallelization, test selection for Ruby or RSpec suites, and ephemeral or shared staging environments.
Preferred experience with Ruby and Go.

Benefits

Competitive compensation and early equity at a venture-backed company.
Comprehensive medical, dental, and vision coverage.
Three weeks of vacation, unlimited sick and mental health days, and a company-wide end-of-year shutdown.
$500 home office setup stipend.
Unlimited token usage and access to AI tools.
Newly created vacancy with the possibility of hiring more than one person.
Accommodations are available on request during the recruitment process.

Salary: Competitive

Rootly

Rootly builds an AI-native incident management platform for SRE and DevOps teams, integrated with Slack and Microsoft Teams to coordinate on-call response, resolution, and retrospectives. It sells B2B SaaS subscriptions used by companies such as NVIDIA, Figma, Canva, and Squarespace. The privatel...

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