Senior Infrastructure Engineer

Buffer
Anywhere
Workplace: RemoteFull timeUSD 164,595 - 212,744 annuallyFunction: DevOps, Cloud & InfrastructureSkills: ["Proactive","Follow-through","Turning ambiguity into proofs of concept","Thriving in remote/asynchronous work","Systems thinking"]

Own reliability and modernization of a distributed production platform that powers every Buffer engineer’s releases and supports millions of creators. Improve CI/CD and progressive delivery with Argo Rollouts, evolve developer tooling and per-PR build environments, and reduce operational toil using AI. Drive platform lifecycle upgrades across AWS, EKS, Kubernetes, Helm, and Terraform-managed infrastructure while improving observability and platform economics with Datadog and AWS rightsizing.

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FursaFursa
Buffer
Buffer
1 month ago

Senior Infrastructure Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 6 hours agoStatus: Live
Reposted: similar role first listed 1 month ago

Job Summary

Own reliability and modernization of a distributed production platform that powers every Buffer engineer’s releases and supports millions of creators. Improve CI/CD and progressive delivery with Argo Rollouts, evolve developer tooling and per-PR build environments, and reduce operational toil using AI. Drive platform lifecycle upgrades across AWS, EKS, Kubernetes, Helm, and Terraform-managed infrastructure while improving observability and platform economics with Datadog and AWS rightsizing.
Location: Anywhere
Workplace: Remote
Employment Type: Full time
Job Function: DevOps, Cloud & Infrastructure
Seniority: Mid level

Key Responsibilities

  • •Own day-to-day reliability of the production platform, keeping EKS, ArgoCD, and AWS components reliable and tuning autoscaling; participate in distributed on-call.
  • •Implement progressive delivery with Argo Rollouts and safe rollback paths, making deployments trustworthy for engineering teams.
  • •Build developer tools as products by evolving the local development environment (BIBEs) and CLI tooling; measure adoption and iterate with users.
  • •Reduce operational toil using AI to automate low-risk workflows end-to-end, speeding up humans rather than changing infrastructure directly.
  • •Keep the stack current by driving lifecycle upgrades (Node.js, Python, Kubernetes, EKS, Helm, Terraform surface area) and owning infra-side security vulnerabilities.
Travel: Low travel

Pay and Benefits

Salary: USD 164,595 - 212,744 annually
Equity and Bonus:Equity

Key Requirements

  • •Have senior experience as an Infrastructure Engineer, SRE, “DevOps” engineer, or adjacent role.
  • •Operate production Kubernetes at scale on a managed offering (GKE, EKS, AKS), including maintaining Helm charts and autoscaling primitives (KEDA and cluster autoscaler).
  • •Have AWS depth across IAM, EC2, S3, SQS, ECR, and ALBs; experience with Cloudflare (WAF, Workers) and GCP (BigQuery) is a plus.
  • •Strong Terraform skills, defaulting to modules and keeping code adaptable, readable, and self-contained.
  • •Run production CI/CD with GitHub Actions (or equivalent) and GitOps via ArgoCD, including authoring pipelines and Helm configuration for safe canary/progressive delivery rollbacks.
Experience:SaaSDistributed systemsSocial media
Skills:ProactiveFollow-throughTurning ambiguity into proofs of conceptThriving in remote/asynchronous workSystems thinking
Tech Stack:AWSGCPCloudflareEC2EKSS3SQSSNSECRIAMALBBigQueryKubernetesHelmKEDAArgoCDArgo RolloutsGitHub ActionsTerraformDatadog

Company Brief

Buffer
Buffer provides a social media management platform to schedule, publish, and analyze posts across multiple social networks, serving individual creators and businesses with publishing, analytics, and team collaboration tools.
Industry: Enterprise Software
Company Size: Medium (51 to 250 employees)
Revenue: USD 10M to 25M
Growth: Established Company
Funding: Series A
Headquarters: San Francisco, United States
Founded: 2010
Glassdoor
Glassdoor: 3.8
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