Webflow

Senior Platform Engineer, Infrastructure

Webflow United States Full-time 1 hour ago
Technology & IT

$186,500 - $255,000 USD yearly

As a Senior Platform Engineer, Infrastructure, you'll...

  • Design and maintain foundational shared services — VPCs, DNS, PKI, and secrets management — that other teams and self-service pathways depend on
  • Own the cloud landing zone: multi-region connectivity, account/resource structure, tagging standards, and cost-efficient scaling
  • Build and maintain Infrastructure as Code pipelines (Terraform, Pulumi, or Ansible) so infrastructure changes are automated, tested, and repeatable
  • Design self-service pathways for code hosting (templated repo creation with standards baked in — visibility, branch protection, CI hooks) so builders can get set up without platform team involvement
  • Design self-service deployment pathways — a small set of golden-path hosting patterns (e.g., static sites, lightweight services, scheduled jobs) that provision automatically into the governed landing zone
  • Build the guardrails that make self-service safe: policy-as-code, tagging enforcement, cost controls, and security baselines
  • Develop foundational observability infrastructure — logging, metrics, and tracing — giving builders and application teams at-a-glance visibility into system health
  • Partner with SRE on platform reliability: availability, resilience, and performance of the underlying infrastructure
  • Manage cloud vendor and tooling relationships at the engineering level, flagging risk and cost issues early

Requirements:

  • 5+ years in platform, infrastructure, or cloud engineering, with demonstrated ownership of production cloud environments
  • Hands-on experience with a major cloud provider (AWS, Azure, or GCP), including multi-account architecture
  • Strong Infrastructure as Code experience (Terraform, Pulumi, or Ansible)
  • Experience with GitOps-style delivery pipelines (GitHub Actions or similar)
  • Solid grounding in networking and security fundamentals (VPC design, DNS, PKI, secrets management)
  • Experience with observability tooling (e.g., Datadog, Prometheus, Grafana)
  • Familiarity with cloud cost management (FinOps) practices
  • Strong cross-functional collaboration and partnership skills with SREs, security, and developer productivity
  • Nice to have: experience supporting non-engineering builders (e.g., citizen developers, AI-assisted tooling users) with infrastructure they can self-serve

You'll thrive as a Senior Platform Engineer, Infrastructure if you:

  • Prefer building the paved road over paving one request at a time
  • Default to designing safe systems rather than approving individual exceptions
  • Are comfortable being the sole owner and expert on critical infrastructure, with no direct reports and no safety net
  • Can design for two audiences at once: engineers and non-technical builders
  • Treat security and cost as design constraints, not cleanup work
  • Get more done through good defaults and influence than through mandates
  • Care as much about adoption as uptime
  • Are comfortable defining a new discipline rather than inheriting an established one
  • Stay curious and open to growth — demonstrating a proactive embrace of AI, and actively building and applying fluency in emerging technologies to elevate how we work, drive faster outcomes, and expand collective impact.
Apply now
United States
Full-time
$186,500 - $255,000 USD yearly
1 hour ago

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