Portfolio
Selected Work
Mission-critical platforms across NASA Earth science, disaster response, clinical genomics, and enterprise security.
01 — Projects
NASA · 2017–2025
NASA Earth Observatory
Flagship science communication platform serving 1.5M+ monthly visitors with satellite imagery and Earth science data. Rebuilt the publishing pipeline to unify editorial workflows across distributed content teams. Overhauled the delivery architecture for accessibility compliance and redesigned the information hierarchy for long-term scale.
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NASA · 2017–2025
Flood Mapping System
Operational satellite imagery processing system generating near real-time flood inundation maps during active disaster events globally. Automated the end-to-end pipeline from raw sensor acquisition through geospatial product generation, dissemination, and integration with international emergency management networks.
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NASA · 2017–2025
Direct Readout Laboratory
Scientific data processing hub ingesting multi-instrument sensor streams from polar-orbiting satellites in near real-time. Reformats and distributes Level-0 through Level-2 geophysical products to operational centers and research institutions across a global network of registered direct broadcast ground stations.
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NASA · 2017–2025
ESSCOR
Earth science data discovery portal unifying archival and near real-time remote sensing holdings into a searchable, standards-compliant catalog. Implemented granule-level access controls and standardized metadata schemas to streamline data ordering and delivery for researchers across government agencies and partner institutions.
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InformedDNA · 2016–2017
InformedDNA Platform
Clinical genomics workflow platform coordinating case management, genetic counseling routing, and billing reconciliation across distributed care teams. Unified fragmented operational processes into a governed system with role-based access, full audit trails, and automated documentation pipelines that cut per-case overhead by $30K annually.
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Verizon Business · 1999–2005
Finium
Enterprise managed security services platform unifying multi-tenant client operations across a national carrier network for a Fortune 500 provider. Automated provisioning, monitoring, and incident response orchestration drove a 10× growth in client engagements and contributed directly to a $105M acquisition.
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02 — Open Source
github.com/karlhillx ↗sim-rs
🚀 High-performance satellite orbit and telemetry simulation engine. Built with Rust and Tokio for scale-testing mission control pipelines and high-throughput data sinks
pipeguard
🛡️ Policy-as-code validator for Bitbucket Pipelines. Enforce CI/CD standards, deployment safety, and organizational consistency across repositories.
bb-run
★ 1🧪 Run Bitbucket Pipelines locally — execute your bitbucket-pipelines.yml faithfully in Docker or on your host, with parallel steps, fail-fast, and artifacts.
driftlens
🔍 The observability lens for configuration drift. Detect, classify, and score risky environment differences across .env, YAML, and JSON with policy-as-code.
drift-rs
🛰️ High-performance telemetry and simulation data sink for aerospace operations. Built in Rust for memory safety, ultra-low latency, and mission-critical reliability.
homebrew-tap
Homebrew tap for bb-run (run Bitbucket Pipelines locally)