Bob Ulrich

Remote

• › Built a multi-agent system on Temporal + Mastra for 24/7 support case response and investigations driving overnight support for IST on AWS Bedrock + Claude with confidence-gated automation.
• › Three-layer token optimization cut LLM cost 44-57%: 70% redundant-call skip, MCP transformers compressing tool output 10-15x, per-run cost observability built from scratch.
• › Own deployment pipeline reliability for 300+ services across commercial + GovCloud (FedRAMP) with 99%+ deployment success on AWS (EKS, Lambda, Step Functions).
• › SLI/SLO standards with AI-calibrated thresholds; pipeline-failure classification fixed a 42% noise rate.
• › Designed evaluation methodology for AI code review at enterprise scale — calibrated against thousands of production PRs before reaching developers.

Phoenix, AZ

• › Promoted to Principal on Substrate Compute (10,000+ hypervisors).
• › Migrated tmux/scripts to Terraform IaC — 90% toil reduction, 75% fewer rollback incidents.

Seattle, WA

• › Managed 15,000+ hypervisors on VM Data Plane; cut on-call escalations 30%.
• › Operated QEMU/KVM + iSCSI at 99.9%+ availability.

Redmond, WA

• › Led Kubernetes migration: 50% faster deploys, 30% infra cost cut.
• › Built CI/CD pipeline — release cycle weeks to hours, 10x deploy frequency.
• › EFK logging stack cut MTTD 60%.

Redmond, WA

• › Ran consumer storage for hundreds of millions of users; contributed to Azure microservice migration.

Redmond, WA

• › 99.99% SLA for 100M+ MAUs on the 24x7 SRE team.
• › Cut catastrophic storage failures 67% in one year.
• › Farm-wide update time from days to hours (3x faster).

Redmond, WA

• › Migrated 4,000+ servers to hardware SSL offloading; 50% faster handshakes.