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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
ARTIFICIAL INTELLIGENCE Recommendation SystemArchitecture: Relevanceat Request Time. Recommendation System Architecture helpsenterprise leaders connect candidate… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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Recommendation System Architecture: Relevance at Request Time

Recommendation System Architecture helps enterprise leaders connect candidate generation, ranking, feature freshness, latency budgets, and fallback design to relevance delivered inside a request. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PRODUCT ENGINEERING Engineering teamtopologies UnderAudit. Engineering team topologies Under Audithelps CTO / VP Engineering leaders test… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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Engineering team topologies Under Audit

Engineering team topologies 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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PLATFORM ENGINEERING Model servingarchitectureUnder Audit. Model serving architecture Under Audithelps VP Engineering / Head of… 01 Discover 02 Prototype 03 Harden 04 Roll out
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Model serving architecture Under Audit

Model serving architecture 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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APPLIED AI A Buyer's Guide toFinOps for AIworkloads. A Buyer's Guide to FinOps for AIworkloads helps VP Engineering / Head of… 01 Assess 02 Design 03 Ship 04 Operate
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A Buyer's Guide to FinOps for AI workloads

A Buyer's Guide to FinOps for AI workloads helps VP Engineering / Head of Infrastructure leaders connect cost visibility, unit economics, ownership model, capacity controls, and optimisation cadence to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI What Small languagemodels in productionActually Costs. What Small language models in productionActually Costs helps leaders see the… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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What Small language models in production Actually Costs

What Small language models in production Actually Costs helps leaders see the engineering, control, change, and risk costs behind the first implementation. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING Load testingagentic systemsUnder Audit. Load testing agentic systems Under Audithelps teams connect evidence, controls… DESIGN SHIP OBSERVE REFINE LOAD
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Load testing agentic systems Under Audit

Load testing agentic systems 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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APPLIED AI Multimodal documentprocessing UnderAudit. Multimodal document processing UnderAudit helps AI leaders connect image… PLAN BUILD MEASURE IMPROVE MULTIMODAL
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Multimodal document processing Under Audit

Multimodal document processing Under Audit helps AI leaders connect image, text, layout, structured, and document evidence to traceable document extraction. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI What Rerankingmodels ActuallyCosts. What Reranking models Actually Costshelps leaders see the engineering… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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What Reranking models Actually Costs

What Reranking models Actually Costs helps leaders see the engineering, control, change, and risk costs behind the first implementation at enterprise scale. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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AI GOVERNANCE Data residency andsovereignty UnderAudit. Data residency and sovereignty UnderAudit helps enterprise leaders connect… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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Data residency and sovereignty Under Audit

Data residency and sovereignty Under Audit helps enterprise leaders connect independent verification, vendor attestation limits, flow evidence, access logs, and subprocessor proof to residency claims that hold under testing. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY Enterprise AI Agents:From Impressive Demo toBoring Reliability. Enterprise AI Agents helps leadersconnect task scoping, failure handling… MODEL DEPLOY MONITOR ITERATE ENTERPRISE
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Enterprise AI Agents: From Impressive Demo to Boring Reliability

Enterprise AI Agents helps leaders connect task scoping, failure handling, permission boundaries, evaluation, and operational ownership to agents that run unattended without producing surprises. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY FinOps Guardrailsfor Retail. Retail spend is seasonal, so annual costtargets hide the real problem: capacity… ASSESS ADOPT OPTIMIZE GOVERN
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FinOps Guardrails for Retail

Retail spend is seasonal, so annual cost targets hide the real problem: capacity provisioned for peak that never comes back down. Make scale-down a guardrail, not an intention.

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TECHNOLOGY Sustainable Cloudfor Technology &SaaS. Sustainable Cloud helps SaaS engineeringteams connect utilisation, workload… 01 Ad hoc 02 Managed 03 Defined 04 Optimized SUSTAINABLE CLOUD
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Sustainable Cloud for Technology & SaaS

Sustainable Cloud helps SaaS engineering teams connect utilisation, workload placement, customer commitments, measurement credibility, and cost alignment to sustainability claims that appear in enterprise procurement. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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CLOUD & DEVOPS Change datacapture UnderAudit. Change data capture Under Audit helpsdata leaders connect ordering, deletes… PEOPLE PROCESS PLATFORM PRACTICE CHANGE DATA
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Change data capture Under Audit

Change data capture Under Audit helps data leaders connect ordering, deletes, replays, schemas, and lag to defensible data change propagation in production. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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QUALITY ENGINEERING Test automation forAI-written codeUnder Audit. Test automation for AI-written codeUnder Audit helps teams connect… ASSESS ADOPT OPTIMIZE GOVERN
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Test automation for AI-written code Under Audit

Test automation for AI-written code 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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APPLIED AI A Buyer's Guide toStructured outputenforcement. A Buyer's Guide to Structured outputenforcement helps engineering leaders… ASSESS ADOPT OPTIMIZE GOVERN
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A Buyer's Guide to Structured output enforcement

A Buyer's Guide to Structured output enforcement helps engineering leaders connect schemas, constraints, validation, refusals, and retries to safe workflows. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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PRODUCT ENGINEERING A Buyer's Guide toBuild versus buydecisions. A Buyer's Guide to Build versus buydecisions helps CTO / Head of AI leaders… A BUYER'S/ BUYDECISIONS A Buyer's Best fit for your caseSimpler to operateLower switching cost buy decisions Added complexityHeavier toolingSteeper learning curve
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A Buyer's Guide to Build versus buy decisions

A Buyer's Guide to Build versus buy decisions helps CTO / Head of AI leaders connect strategic control, integration depth, operating burden, switching cost, and time-to-value 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 toRed-teaming AIproducts. A Buyer's Guide to Red-teaming AIproducts helps CISO / VP Security… 01 Scope 02 Build 03 Launch 04 Iterate
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A Buyer's Guide to Red-teaming AI products

A Buyer's Guide to Red-teaming AI products helps CISO / VP Security leaders connect threat model, attack scenarios, system boundaries, control verification, and remediation and retest to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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APPLIED AI WhatHuman-in-the-loopapproval gatesActually Costs. What Human-in-the-loop approval gatesActually Costs shows the engineering… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
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What Human-in-the-loop approval gates Actually Costs

What Human-in-the-loop approval gates Actually Costs shows 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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PRODUCT ENGINEERING Strangler-figmigration UnderAudit. Strangler-fig migration Under Audithelps CTO / VP Engineering leaders test… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
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Strangler-fig migration Under Audit

Strangler-fig migration 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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PLATFORM ENGINEERING Golden paths forAI teams UnderAudit. Golden paths for AI teams Under Audithelps VP Engineering / Head of… GOLDENPATHS DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
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Golden paths for AI teams Under Audit

Golden paths for AI teams 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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APPLIED AI A Buyer's Guideto Multi-agenthandoffs. A Buyer's Guide to Multi-agent handoffshelps engineering leaders connect… PEOPLE PROCESS PLATFORM PRACTICE BUYER MULTI
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A Buyer's Guide to Multi-agent handoffs

A Buyer's Guide to Multi-agent handoffs helps engineering leaders connect context fidelity across hops, summarisation loss, hop count limits, structured transfer, and end-to-end evaluation to handoffs that do not degrade with each pass. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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TECHNOLOGY AI Data Catalogsfor Fintech. AI Data Catalogs help fintech teamsconnect automated harvesting… AI DATA DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
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AI Data Catalogs for Fintech

AI Data Catalogs help fintech teams connect automated harvesting, classification of regulated fields, review workflows, certified definitions, and audit expectations to the metadata a regulator will eventually inspect. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

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AI GOVERNANCE What Dataexfiltration throughagents ActuallyCosts. What Data exfiltration through agentsActually Costs shows the engineering… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
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What Data exfiltration through agents Actually Costs

What Data exfiltration through agents Actually Costs shows 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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INSIGHTS New AI Expertblog. this one is the ai expert blogs whichIll be testing NEW AIEXPERT NEWAIEXPERT
Insights ·

New AI Expert blog

this one is the ai expert blogs which Ill be testing

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