Systems In Practice
Follow concrete operating tensions through decisions, controls, failure paths, and repair.
precon · case-study
An external file arriving in storage is evidence that something was observed. It is not evidence that the file is the current, relevant, or authoritative document for an operational workflow. In preconstruction, confusing those two events…
platform · case-study
An operational workflow regularly encounters missing mappings, ambiguous identities, incomplete evidence, and provider mismatches. Those are not all software defects, and they are not all reasons to stop an entire run. They are often work…
data · case-study
LKCI currently uses one Postgres database, but it does not treat that physical fact as permission to blur responsibility. Lakehouse schemas hold ingestion, canonicalization, historical truth, enrichment, and analytical publication.…
platform · case-study
The interesting design question for an engineering agent is not whether it can read a page, write a draft, or suggest a change. It is how that capability enters the operating system around it. LKCI's answer is deliberately ordinary:…
geo · case-study
A map is good at making patterns visible. It is poor at preserving the exact decision that follows from those patterns. LKCI's geo system treats spatial analysis as an operating workflow: source data becomes canonical parcel and feature…
platform · architecture
The platform layers separate runtime surfaces, capability services, shared contracts, external adapters, deterministic pipelines, executable jobs, and durable documentation.
platform · architecture
The monorepo gives LKCI one place to evolve operational data, automation, review, integrations, UI, infrastructure, and documentation together.
data · architecture
LKCI currently uses one Postgres database for multiple responsibilities, but the architecture treats those responsibilities as separate from the start.
data · architecture
Future database, service, and deployment splits are easier when current code already respects conceptual boundaries.