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Field notes from production AI.

Long-form essays from the engineers shipping AI inside payers, hospitals, energy operators and proptech platforms. Written for technology leaders who care more about what runs in production than what trended last week.

All essays

Field notes, sorted by recency.

21 essays
DATA ENGINEERING A Buyer's Guideto Backfillstrategy. A Buyer's Guide to Backfill strategyhelps CDO / VP Data leaders connect… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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A Buyer's Guide to Backfill strategy

A Buyer's Guide to Backfill strategy helps CDO / VP Data leaders connect scope definition, source snapshot, compute isolation, publication strategy, and validation and rollback to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Entityresolution. A Buyer's Guide to Entity resolutionhelps CDO / VP Data leaders connect… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 BUYER ENTITY
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A Buyer's Guide to Entity resolution

A Buyer's Guide to Entity resolution helps CDO / VP Data leaders connect identity keys, match features, confidence policy, survivorship rules, and human review and reversibility to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toMaster datamanagement. A Buyer's Guide to Master datamanagement helps CDO / VP Data leaders… 01 Scope 02 Build 03 Launch 04 Iterate
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A Buyer's Guide to Master data management

A Buyer's Guide to Master data management helps CDO / VP Data leaders connect master entities, source authority, survivorship rules, stewardship workflow, and distribution and change history to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toPipelineobservability. A Buyer's Guide to Pipelineobservability helps CDO / VP Data… PLAN BUILD MEASURE IMPROVE BUYER
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A Buyer's Guide to Pipeline observability

A Buyer's Guide to Pipeline observability helps CDO / VP Data leaders connect freshness and volume, data quality signals, dependency graph, business impact mapping, and incident workflow to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Feature stores. A Buyer's Guide to Feature stores helpsCTO / Head of AI leaders connect feature… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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A Buyer's Guide to Feature stores

A Buyer's Guide to Feature stores helps CTO / Head of AI leaders connect feature definitions, offline computation, online serving, point-in-time retrieval, and ownership and monitoring to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Data contracts. A Buyer's Guide to Data contracts helpsCDO / VP Data leaders connect contract… ARCHITECTURE SECURITY RELIABILITY COST BUYER DATA
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A Buyer's Guide to Data contracts

A Buyer's Guide to Data contracts helps CDO / VP Data leaders connect contract scope, schema and semantics, quality expectations, change policy, and enforcement to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Data qualitySLAs. A Buyer's Guide to Data quality SLAshelps CDO / VP Data leaders connect… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 BUYER DATA
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A Buyer's Guide to Data quality SLAs

A Buyer's Guide to Data quality SLAs helps CDO / VP Data leaders connect critical data products, quality dimensions, thresholds and error budgets, ownership and escalation, and evidence and review to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toVector databaseselection. A Buyer's Guide to Vector databaseselection helps CTO / Head of AI leaders… BUYERVECTOR DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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A Buyer's Guide to Vector database selection

A Buyer's Guide to Vector database selection helps CTO / Head of AI leaders connect index and distance model, metadata filtering, update semantics, scale and tenancy, and operational controls to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Datacatalogues. A Buyer's Guide to Data catalogues helpsCDO / VP Data leaders connect asset… STRATEGY DELIVERY GOVERNANCE SCALE BUYER DATA
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A Buyer's Guide to Data catalogues

A Buyer's Guide to Data catalogues helps CDO / VP Data leaders connect asset discovery, business context, ownership, trust signals, and usage workflow to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toData mesh operatingmodels. A Buyer's Guide to Data mesh operatingmodels helps CDO / VP Data leaders… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to Data mesh operating models

A Buyer's Guide to Data mesh operating models helps CDO / VP Data leaders connect domain ownership, data product obligations, platform capabilities, federated governance, and operating metrics to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Change datacapture. A Buyer's Guide to Change data capturehelps CDO / VP Data leaders connect… PEOPLE PROCESS PLATFORM PRACTICE BUYERCHANGE
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A Buyer's Guide to Change data capture

A Buyer's Guide to Change data capture helps CDO / VP Data leaders connect source capture, event semantics, ordering and offsets, schema handling, and recovery and replay to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toCustomer 360architecture. A Buyer's Guide to Customer 360architecture helps CDO / VP Data leaders… 01 Pilot 02 Team 03 Org 04 Scale BUYER CUSTOMER
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A Buyer's Guide to Customer 360 architecture

A Buyer's Guide to Customer 360 architecture helps CDO / VP Data leaders connect identity model, source authority, event model, profile assembly, and activation controls to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Data lineage. A Buyer's Guide to Data lineage helpsCDO / VP Data leaders connect technical… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to Data lineage

A Buyer's Guide to Data lineage helps CDO / VP Data leaders connect technical dependency capture, column and field mapping, business context, ownership, and change and incident workflows to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Reverse ETL. A Buyer's Guide to Reverse ETL helps CDO/ VP Data leaders connect activation… 01 Ad hoc 02 Managed 03 Defined 04 Optimized BUYER REVERSE
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A Buyer's Guide to Reverse ETL

A Buyer's Guide to Reverse ETL helps CDO / VP Data leaders connect activation models, identity mapping, sync semantics, conflict policy, and monitoring and rollback to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toLakehouse tableformats. A Buyer's Guide to Lakehouse tableformats helps CDO / VP Data leaders… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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A Buyer's Guide to Lakehouse table formats

A Buyer's Guide to Lakehouse table formats helps CDO / VP Data leaders connect transaction model, schema evolution, partition and file management, engine interoperability, and governance and recovery to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toEmbedding lifecyclemanagement. A Buyer's Guide to Embedding lifecyclemanagement helps CTO / Head of AI… PLAN BUILD MEASURE IMPROVE BUYER
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A Buyer's Guide to Embedding lifecycle management

A Buyer's Guide to Embedding lifecycle management helps CTO / Head of AI leaders connect embedding model version, corpus segmentation, index versioning, re-embedding workflow, and migration validation to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toConsent andpreference data. A Buyer's Guide to Consent andpreference data helps CDO / VP Data… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to Consent and preference data

A Buyer's Guide to Consent and preference data helps CDO / VP Data leaders connect consent model, identity linkage, effective-time history, distribution controls, and audit evidence to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toStreaming versusbatch pipelines. A Buyer's Guide to Streaming versusbatch pipelines helps CDO / VP Data… A BUYER'S/ BATCHPIPELINES A Buyer's Best fit for your caseSimpler to operateLower switching cost batch pipelines Added complexityHeavier toolingSteeper learning curve
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A Buyer's Guide to Streaming versus batch pipelines

A Buyer's Guide to Streaming versus batch pipelines helps CDO / VP Data leaders connect decision latency, event ordering, state management, recovery model, and cost profile to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toAPI gateways formachine clients. A Buyer's Guide to API gateways formachine clients helps VP Engineering /… PEOPLE PROCESS PLATFORM PRACTICE BUYER API
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A Buyer's Guide to API gateways for machine clients

A Buyer's Guide to API gateways for machine clients helps VP Engineering / Head of Infrastructure leaders connect machine identity, policy enforcement, rate and budget controls, request observability, and fallback and revocation to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guideto Schemaevolution. A Buyer's Guide to Schema evolutionhelps CDO / VP Data leaders connect… 01 Pilot 02 Team 03 Org 04 Scale BUYER SCHEMA
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A Buyer's Guide to Schema evolution

A Buyer's Guide to Schema evolution helps CDO / VP Data leaders connect compatibility model, versioning, consumer discovery, deprecation policy, and migration evidence to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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DATA ENGINEERING A Buyer's Guide toPoint-in-timecorrectness. A Buyer's Guide to Point-in-timecorrectness helps CTO / Head of AI… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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A Buyer's Guide to Point-in-time correctness

A Buyer's Guide to Point-in-time correctness helps CTO / Head of AI leaders connect decision timestamp, source event time, availability time, historical joins, and validation and leakage tests to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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