Sarah Christoff

📍 Italy, EU linkedin.com/schristoff github.com/schristoff youtube.com/@schristoff

// community involvement

Podcasts & Public Talks FOSDEM, KubeCon, DevOpDays, and more!
Zarf Lead & Maintainer OpenSSF
Technical Advisor TAG Application Delivery · CNCF
Porter Lead & Maintainer Cloud Native Computing Foundation

// work experience

Software Engineer Oct. 2025 – Jan. 2026
Nscale · Remote, Contract
  • Designed and implemented CRDs & OpenAPI schema for Nscale's first external storage backend, connecting with VAST to provision file storage for customers.
Software Engineer Jan. 2025 – Jul. 2025
Edera · Remote, Contract
  • Engineered testing strategies (smoke, end-to-end, unit) and implemented integrations inside Kubernetes environments (AWS) running Edera Protect — a Rust-based hypervisor manager — using Terraform and GitHub Actions, increasing release confidence.
  • Implemented and led biweekly and monthly release rotation, mentoring engineers and debugging release issues.
Software Engineer Mar. 2024 – Jan. 2025
Defense Unicorns · Remote
  • Designed, implemented, and migrated a web server framework in Rust (tokio) reducing binary size to under 1MB and minimizing complexity of a container image registry injector.
  • Refactored user-facing legacy code to create a simplified and unified API for users of Zarf as a package.
  • Led a team of four engineers in Go best practices, implementing design documentation for impactful features and raising project-wide readability standards.
Software Engineer Jan. 2022 – Mar. 2024
Microsoft · Remote
  • Core maintainer of open source Go projects: Open Service Mesh (Service Mesh) and Porter (OCI artifact creator).
  • Researched, designed, and implemented Porter dependencies feature, leveraging the OCI specification for parent/child relationships between Porter bundles.
  • Led community meetings, organized maintainer backlog, ran workshops, and gave multiple conference talks.
Software Engineer Feb. 2019 – Aug. 2021
HashiCorp · Remote
  • Core maintainer of Go-based products: Consul (Service Mesh), Boundary (AuthN/AuthZ), Serf (Service Orchestration), Memberlist (Gossip Protocol), and Raft (Consensus Protocol).
  • Designed and implemented high-impact features including replacing the logger across the entirety of Consul in production, adding JWT support, and building load testing infrastructure.
  • Authored RFC and delivered event-based logging in Boundary, setting the standard package for telemetry and metrics throughout the product.

// skills & certifications

Go UNIX / Linux Git SSH Docker Kubernetes AWS Azure GCP Terraform Netlify CI / CD TDD RAFT Nomad CNCF Service Mesh IAM Infrastructure as Code