Persona
Senior Software Engineer, Edge
$190K–$250K
San Francisco · Hybrid · Senior · Full-time · Posted Oct 9, 2026
About the job
Own and improve Persona’s edge networking and traffic layer, spanning Cloudflare, ingress, DNS, service mesh, observability, and global network expansion.
What you'll do
- Manage edge configuration, including routing, WAF policy, rate limiting, and certificates; evolve ingress and DNS for reliable, observable, self-service traffic.
- Build network-layer observability and extend networking into new regions.
- Help establish team practices and technical standards across the software development lifecycle, AI tooling, testing, and simulation.
What they ask for
- AI-native approach to building and shipping production services, including using AI to solve complex problems.
- Experience diagnosing production network-layer issues across proxies and load balancers.
- Hands-on experience managing infrastructure as code.
- Hands-on networking experience in several relevant areas, such as DNS, WAF, service mesh, Kubernetes ingress controllers, and network policies.
Nice to have
- Cloudflare (Workers, WAF, Access, or Tunnel), Istio or another multi-cluster service mesh, or GKE or another managed Kubernetes platform at scale.
- Ruby or Rails; interest in prototyping and experimenting.
Pay
$190K – $250K USD base salary
Tools
Cloudflare, DNS, WAF, Istio, Kubernetes, GKE, Ruby, Rails
AI focus
Use AI in production engineering, including rapid prototyping and agent harnesses with self-repairing feedback loops; help set team standards for AI tooling.
Model-written summary · the original posting is authoritative