Datum

A network cloud you can take anywhere, backed by open source.

Senior Engineer – Auth

Full-stack EngineerSoftware EngineerFull TimeRemoteTeam 11-50Since 2024Company SiteLinkedIn

Location

United States

Posted

16 days ago

Salary

Not specified

Bachelor Degree5 yrs expEnglishAWSAzureCloudDistributed SystemsFluxGoogle Cloud PlatformKubernetesTerraform

Job Description

• Design, implement, and run Datum's core authentication and authorization stack • Build customer-facing solutions to help our alt-cloud ecosystem thrive • Scale the management, monitoring, and metering of every actor in our system, human or not • Partner with leadership to advance projects with key customers, partners, and suppliers • Design distributed solutions that scale from startup to hyperscale usage patterns • Implement intelligent traffic routing, load balancing, and failover • Build observability, monitoring, and diagnostic tools for complex environments • Optimize control plane performance for AI workloads and high-bandwidth applications with our network team • Drive technical networking decisions in collaboration with our open-source community • Review and mentor contributions from external developers on networking components • Maintain high code quality standards and documentation for network APIs • Represent Datum at conferences and in technical working groups • Design networking solutions that integrate seamlessly with Kubernetes and AI patterns • Build network policies and security frameworks for multi-tenant cloud environments • Implement service mesh integration and east-west traffic optimization • Ensure compatibility with major cloud provider networking services (AWS, GCP, Azure)

Job Requirements

  • Strong working knowledge of OAuth in complex production environments with multiple IdPs, including social and commercial (AWS IAM, Azure Entra, GCP, Auth0, Okta, etc.)
  • Strong working knowledge of authorization (ABAC, RBAC, PBAC) and its ecosystem (Zanzibar, SpiceDB, OpenFGA, Cedar)
  • Experience with Workload Identity Federation and/or SPIFFE and opinions about where the puck is going
  • 5+ years of running large-scale production systems on Kubernetes or similar, with security as a first principle
  • Strong experience with distributed systems design, security, auth, consensus algorithms, async reconciliation, and fault tolerance
  • Enough familiarity with Kubernetes patterns and APIs that you can speak custom resources and admission controllers
  • Strong experience with infrastructure as code (Flux, Terraform, Pulumi) for provisioning
  • Familiarity with SRv6, edge computing, or modern network routing would be a huge plus
  • Track record of contributing to or maintaining networking-focused open-source projects
  • Experience mentoring engineers and driving technical decision-making in teams
  • Understanding of open-source governance, community building, and public development
  • Passion for building networking tools that other developers and operators love to use

Benefits

  • Open source leadership opportunities
  • Significant public development work
  • Engaging with community through GitHub issues, RFCs, and technical discussions
  • Speaking at networking conferences and writing technical blog posts
  • Collaborating with external contributors, cloud providers, and other partners
  • Maintaining high standards for code quality, performance, and documentation

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