Member of Technical Staff (Site Reliability Engineer, Cloud Infrastructure)

Job summary

Responsibilities

Perplexity serves hundreds of millions of queries a month. Every answer, every Perplexity Computer task, and every enterprise deployment runs on production infrastructure owned by the Cloud Infrastructure team: a fleet of Kubernetes clusters across a multi-account AWS estate, private networks that…

• Own production at scale. Run the compute, networking, and storage foundation behind Perplexity's consumer, Computer, API, and enterprise products, and own its availability…
• Run our Kubernetes fleet. Operate and upgrade the EKS clusters that host web services, search, datastores, and secure sandboxes.
• Engineer the network. Design and operate VPC architectures, Transit Gateway and PrivateLink connectivity, load balancing, DNS, and egress across accounts, regions, and cloud…
• Keep data durable and fast. Own the storage layer (EBS, S3, DynamoDB, and the managed databases and caches our services depend on), including performance, durability, backups…
• Manage everything as code. Run infrastructure through Terraform and CI/CD. Build reusable modules and guardrails, and make every change reviewable, repeatable, and safe to roll…

What they're looking for

• Multi-region active-active or failover architectures, and disaster-recovery programs with real recovery targets.
• Proxies, service meshes, and kernel-level networking: Envoy, Istio, Cilium, or eBPF.
• GitOps and progressive delivery: Argo CD, Flux, or similar.
• Enterprise and compliance environments: single-tenant or BYOC deployments, KMS/BYOK, SOC 2 or similar controls.
• Running stateful systems in production: Postgres, Redis, or search engines like Vespa or Elasticsearch.

Tech stack

• Kubernetes
• AWS
• Terraform
• Python
• Go
• Rust
• PostgreSQL
• Elasticsearch