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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.

1867 essays
PRODUCT ENGINEERING Onboarding engineersonto AI systemsUnder Audit. Onboarding engineers onto AI systemsUnder Audit helps CTO / VP Engineering… MODEL DEPLOY MONITOR ITERATE ONBOARDING
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Onboarding engineers onto AI systems Under Audit

Onboarding engineers onto AI systems Under Audit helps CTO / VP Engineering leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Data Productsfor Energy. In energy, a data product needs anowner, a contract, and a stated position… ASSESS ADOPT OPTIMIZE GOVERN
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Data Products for Energy

In energy, a data product needs an owner, a contract, and a stated position on gaps. Time-series data with silent holes is worse than data that admits what it does not know.

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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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AI GOVERNANCE Access control forembeddings UnderAudit. Access control for embeddings UnderAudit helps enterprise leaders connect… ACCESSCONTROL DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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Access control for embeddings Under Audit

Access control for embeddings Under Audit helps enterprise leaders connect live access testing, low-privilege user probes, deletion verification, permission currency, and derived-store scope to controls tested rather than described. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING A Buyer's Guide toSynthetic test datageneration. A Buyer's Guide to Synthetic test datageneration helps CTO / Head of AI… STRATEGY DELIVERY GOVERNANCE SCALE BUYERSYNTHETIC
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A Buyer's Guide to Synthetic test data generation

A Buyer's Guide to Synthetic test data generation helps CTO / Head of AI leaders connect use-case constraints, generation method, privacy controls, distribution checks, and validation and refresh to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING A Buyer's Guide toLLM-as-judgeevaluation. A Buyer's Guide to LLM-as-judgeevaluation helps CTO / Head of AI… BUYER LLM DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
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A Buyer's Guide to LLM-as-judge evaluation

A Buyer's Guide to LLM-as-judge evaluation helps CTO / Head of AI leaders connect rubric design, reference examples, judge model, calibration set, and agreement monitoring to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Reverse ETL forTechnology & SaaS. Reverse ETL turns warehouse models intoproduction dependencies for thirty teams… REVERSEETL DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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Reverse ETL for Technology & SaaS

Reverse ETL turns warehouse models into production dependencies for thirty teams at once. Contract the models, check before sending, and register who breaks when you refactor.

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AI GOVERNANCE Regulatoryreporting for AIUnder Audit. A Buyer's Guide to Regulatory reportingfor AI Under Audit helps Chief Risk… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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Regulatory reporting for AI Under Audit

A Buyer's Guide to Regulatory reporting for AI Under Audit helps Chief Risk Officer / AI Governance Lead evaluate model inventory, impact classification, evidence retention, reporting ownership, change history. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

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PRODUCT ENGINEERING Discovery sprintsUnder Audit. Discovery sprints Under Audit helps CTO/ VP Product leaders test controls… 01 Discover 02 Prototype 03 Harden 04 Roll out
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Discovery sprints Under Audit

Discovery sprints Under Audit helps CTO / VP Product leaders test controls, evidence, ownership, failure handling, and recovery. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY AIOps forFintech. AIOps helps fintech engineering teamsconnect alert correlation, noise… PLAN BUILD MEASURE IMPROVE AIOPS
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AIOps for Fintech

AIOps helps fintech engineering teams connect alert correlation, noise reduction, suppression auditability, transaction path sensitivity, and honest expectations to the operational load teams carry. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING Red-teaming AIproducts UnderAudit. Red-teaming AI products Under Audithelps security leaders connect evidence… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 RED TEAMING
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Red-teaming AI products Under Audit

Red-teaming AI products Under Audit helps security leaders connect evidence, controls, ownership, failure handling, and production decisions to measurable risk. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY AI Agents forInfrastructurefor Energy. Agents that act on infrastructure arearriving in energy engineering. What… AI AGENTS DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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AI Agents for Infrastructure for Energy

Agents that act on infrastructure are arriving in energy engineering. What makes them safe near regulated and operational systems is scope, permissions, and a blast-radius budget, not model quality.

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APPLIED AI What Agent-to-agentprotocols ActuallyCosts. What Agent-to-agent protocols ActuallyCosts shows leaders the engineering… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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What Agent-to-agent protocols Actually Costs

What Agent-to-agent protocols Actually Costs shows leaders the engineering, control, change, and risk costs hidden beyond the headline price in production. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guideto Chunkingstrategy. A Buyer's Guide to Chunking strategyhelps engineering leaders connect… DESIGN SHIP OBSERVE REFINE BUYER
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A Buyer's Guide to Chunking strategy

A Buyer's Guide to Chunking strategy helps engineering leaders connect severed qualifiers, answer-level evaluation, structural boundaries, overlap, and metadata to chunking measured on answers rather than retrieval scores. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Real-TimeCustomer Data forHospitality. Real-Time Customer Data helpshospitality teams connect arrival… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 REAL TIME
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Real-Time Customer Data for Hospitality

Real-Time Customer Data helps hospitality teams connect arrival signals, in-stay events, profile freshness, staff-facing latency, consent, and fallback behaviour to the guest moments staff must handle well. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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AI GOVERNANCE Model cards anddocumentation UnderAudit. A Buyer's Guide to Model cards anddocumentation Under Audit helps AI… DESIGN SHIP OBSERVE REFINE MODEL
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Model cards and documentation Under Audit

A Buyer's Guide to Model cards and documentation Under Audit helps AI Governance Lead / CTO evaluate model purpose, limitations, data provenance, evaluation results, version history, ownership. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

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APPLIED AI AI agentorchestrationUnder Audit. A Buyer's Guide to AI agentorchestration Under Audit helps CTO / VP… PLAN BUILD MEASURE IMPROVE AI
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AI agent orchestration Under Audit

A Buyer's Guide to AI agent orchestration Under Audit helps CTO / VP Engineering evaluate agent identity, workflow state, tool calls, policy enforcement, traceability. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

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AI GOVERNANCE AI audit trailsUnder Audit. AI audit trails Under Audit helpsenterprise leaders connect sample… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 AI AUDIT
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AI audit trails Under Audit

AI audit trails Under Audit helps enterprise leaders connect sample testing, decision-level retrieval, retention proof, completeness evidence, and control operation to trails that survive an auditor picking a case at random. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PRODUCT ENGINEERING Idempotency andretries UnderAudit. Idempotency and retries Under Audithelps VP Engineering / Head of… ARCHITECTURE SECURITY RELIABILITY COST IDEMPOTENCYRETRIES
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Idempotency and retries Under Audit

Idempotency and retries Under Audit helps VP Engineering / Head of Infrastructure leaders test controls, evidence, ownership, failure handling, and recovery. 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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PRODUCT ENGINEERING A Buyer's Guideto API-firstdesign. A Buyer's Guide to API-first designhelps VP Engineering / Head of… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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A Buyer's Guide to API-first design

A Buyer's Guide to API-first design helps VP Engineering / Head of Infrastructure leaders connect consumer use cases, contract design, versioning, error semantics, and governance and testing to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI A Buyer's Guide toAgent-to-agentprotocols. A Buyer's Guide to Agent-to-agentprotocols helps engineering leaders… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to Agent-to-agent protocols

A Buyer's Guide to Agent-to-agent protocols helps engineering leaders connect delegated authority, provenance, trust boundaries, message semantics, and accountability to interoperability that carries permission as well as content. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PRODUCT ENGINEERING A Buyer's Guide toTechnical debtportfolios. A Buyer's Guide to Technical debtportfolios helps CTO / Head of AI… 01 Pilot 02 Team 03 Org 04 Scale BUYER TECHNICAL
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A Buyer's Guide to Technical debt portfolios

A Buyer's Guide to Technical debt portfolios helps CTO / Head of AI leaders connect debt inventory, business impact, risk scoring, remediation options, and portfolio governance to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING Canary releases formodel updates UnderAudit. Canary releases for model updates UnderAudit helps teams connect evidence… CANARYRELEASES DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
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Canary releases for model updates Under Audit

Canary releases for model updates Under Audit helps teams connect evidence, controls, ownership, failure handling, and production decisions to measurable risk. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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