Datum
A network cloud you can take anywhere, backed by open source.
Senior Engineer – Auth
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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