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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.

1395 essays
TECHNOLOGY SaaS TCO: Risk,Velocity, and AIEconomics. Public SaaS gross margins dropped to60-70%. 84% of companies see 6%+ margin… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
Insights · May 19, 2026

SaaS TCO: Risk, Velocity, and AI Economics

Public SaaS gross margins dropped to 60-70%. 84% of companies see 6%+ margin erosion from AI costs. Replit's gross margin went negative before recovering. Here's the new math.

5 min read
TECHNOLOGY AI DevelopmentServices: Realvs. Hype. GitHub Copilot generates 46% of code.Productivity gains take 11 weeks to… AIDEVELOPMENT/ HYPE AI Development Best fit for your caseSimpler to operateLower switching cost Hype Added complexityHeavier toolingSteeper learning curve
Insights · May 19, 2026

AI Development Services: Real vs. Hype

GitHub Copilot generates 46% of code. Productivity gains take 11 weeks to materialize. 29% of generated Python has security issues. The honest math behind the AI dev hype.

7 min read
TECHNOLOGY Human-in-the-LoopArchitectures forEnterprise Agentic AI. Most HITL deployments burn out reviewersin 90 days. The architectures that don't… MODEL DEPLOY MONITOR ITERATE HUMAN
Insights · May 18, 2026

Human-in-the-Loop Architectures for Enterprise Agentic AI

Most HITL deployments burn out reviewers in 90 days. The architectures that don't are designed around attention budgets, not engineering convenience. Here's the pattern.

9 min read
TECHNOLOGY Building a Data PlatformThat AI Teams ActuallyWant to Use. Wakefield Research found 71% of AIengineers say their data platform slows… BUILDINGDATA DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
Insights · May 18, 2026

Building a Data Platform That AI Teams Actually Want to Use

Wakefield Research found 71% of AI engineers say their data platform slows them down. The gap is in self-service. Here are the four friction points that determine whether AI teams use your…

7 min read
TECHNOLOGY How to Evaluate an AIImplementation Partner:A CTO's Field Guide (NotProcurement's). BCG found 74% of AI investments don'tproduce tangible value. Most of that… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
Insights · May 18, 2026

How to Evaluate an AI Implementation Partner: A CTO's Field Guide (Not Procurement's)

BCG found 74% of AI investments don't produce tangible value. Most of that loss is paid to the wrong partner. Here's how to test which kind you're hiring.

11 min read
TECHNOLOGY LLM Ops for CTOs:What Your Team NeedsBeyond the Model. Your team can deploy an LLM in a week.Operating one for two years is a… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
Insights · May 18, 2026

LLM Ops for CTOs: What Your Team Needs Beyond the Model

Your team can deploy an LLM in a week. Operating one for two years is a different discipline. Here's what CTOs need to build beyond the model.

9 min read
TECHNOLOGY AI in Real Estate:Beyond Valuation - Ops,Leasing, and Maintenance. Learn AI in Real Estate beyond valuationin 2026: ops, leasing, maintenance use… 01 Discover 02 Prototype 03 Harden 04 Roll out
Insights · May 15, 2026

AI in Real Estate: Beyond Valuation - Ops, Leasing, and Maintenance

Learn AI in Real Estate beyond valuation in 2026: ops, leasing, maintenance use cases and the operating model behind production AI in property tech.

12 min read
TECHNOLOGY AI in Real Estate:Beyond Valuation - Ops,Leasing, and Maintenance. Learn AI in Real Estate beyond valuationin 2026: ops, leasing, maintenance use… 01 Scope 02 Build 03 Launch 04 Iterate
Insights · May 15, 2026

AI in Real Estate: Beyond Valuation - Ops, Leasing, and Maintenance

Learn AI in Real Estate beyond valuation in 2026: ops, leasing, maintenance use cases and the operating model behind production AI in property tech.

12 min read
TECHNOLOGY AI Cost Optimization inHealthcare: Model andInfra Levers. Learn AI Cost Optimization in Healthcarein 2026: model and infrastructure… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
Insights · May 15, 2026

AI Cost Optimization in Healthcare: Model and Infra Levers

Learn AI Cost Optimization in Healthcare in 2026: model and infrastructure levers, cost shape, and the operating cadence behind sustained savings.

13 min read
TECHNOLOGY Data Pipelines forReal-time ClaimsProcessing. Learn Data Pipelines for real-timeclaims processing in 2026: architecture… MODEL DEPLOY MONITOR ITERATE DATA
Insights · May 15, 2026

Data Pipelines for Real-time Claims Processing

Learn Data Pipelines for real-time claims processing in 2026: architecture, latency budgets, and the operating model behind reliable claims data.

13 min read
TECHNOLOGY AI Model Reliability inClinical DecisionSupport for 2026. Learn AI Model Reliability in ClinicalDecision Support in 2026: drift, eval… FOUNDATIONS IMPLEMENTATION OPTIMIZATION IMPACT
Insights · May 15, 2026

AI Model Reliability in Clinical Decision Support for 2026

Learn AI Model Reliability in Clinical Decision Support in 2026: drift, eval, HITL, and the operating model that holds up in clinical settings.

13 min read
TECHNOLOGY Patient DataObservability: SilentFailures and How toCatch Them. Learn Patient Data Observability in2026: catching silent failures in EHR… 100% EFFORT MIX Build 32% Integrate 26% Secure 24% Operate 18%
Insights · May 15, 2026

Patient Data Observability: Silent Failures and How to Catch Them

Learn Patient Data Observability in 2026: catching silent failures in EHR, claims, and device data before they affect clinical decisions.

12 min read
TECHNOLOGY Cloud Architecture forHealthcare: HIPAA,HITRUST, and Real-time. Learn Cloud Architecture for Healthcarein 2026: HIPAA boundaries, HITRUST… DISCOVERY DESIGN DELIVERY SCALE
Insights · May 15, 2026

Cloud Architecture for Healthcare: HIPAA, HITRUST, and Real-time

Learn Cloud Architecture for Healthcare in 2026: HIPAA boundaries, HITRUST controls, real-time patterns, and the operating model behind defensible cloud.

12 min read
TECHNOLOGY Agentic AI for ClinicalWorkflows: Promise,Risks, and Guardrails. Learn Agentic AI for clinical workflowsin 2026: where it pays off, the… PLAN BUILD MEASURE IMPROVE AGENTIC
Insights · May 15, 2026

Agentic AI for Clinical Workflows: Promise, Risks, and Guardrails

Learn Agentic AI for clinical workflows in 2026: where it pays off, the patient-safety risks, and the guardrails that pass clinical and regulator review.

13 min read
TECHNOLOGY AI Governance inHealthcare: From FDA toInternal Risk Controls. Learn AI Governance in Healthcare in2026: FDA expectations, internal risk… PEOPLE PROCESS PLATFORM PRACTICE AIGOVERNANCE
Insights · May 15, 2026

AI Governance in Healthcare: From FDA to Internal Risk Controls

Learn AI Governance in Healthcare in 2026: FDA expectations, internal risk controls, and the operating model behind defensible AI in clinical settings.

12 min read
TECHNOLOGY Data Engineering forHealthcare: UnifyingEHR, Claims, and DeviceData. Learn Data Engineering for Healthcare in2026: unifying EHR, claims, and device… DISCOVERY DESIGN DELIVERY SCALE
Insights · May 15, 2026

Data Engineering for Healthcare: Unifying EHR, Claims, and Device Data

Learn Data Engineering for Healthcare in 2026: unifying EHR, claims, and device data with HIPAA-compliant patterns and operating discipline.

12 min read
TECHNOLOGY AWS Well-ArchitectedFramework in 2026: WhereTeams Still Fall Short. Learn the AWS Well-Architected Frameworkin 2026: where teams still fall short on… 01 Discover 02 Prototype 03 Harden 04 Roll out
Insights · May 15, 2026

AWS Well-Architected Framework in 2026: Where Teams Still Fall Short

Learn the AWS Well-Architected Framework in 2026: where teams still fall short on the six pillars, and the operating model behind real adherence.

12 min read
TECHNOLOGY AWS DevOps Pipelines:CodePipeline vs.3rd-Party at EnterpriseScale. Learn AWS DevOps Pipelines in 2026:CodePipeline vs. third-party tooling at… AWS DEVOPS/3RD-PARTY AWS DevOps Best fit for your caseSimpler to operateLower switching cost 3rd-Party Added complexityHeavier toolingSteeper learning curve
Insights · May 15, 2026

AWS DevOps Pipelines: CodePipeline vs. 3rd-Party at Enterprise Scale

Learn AWS DevOps Pipelines in 2026: CodePipeline vs. third-party tooling at enterprise scale, the tradeoffs, and how to pick.

12 min read
TECHNOLOGY SageMaker for EnterpriseML: What It Does Well(and What It Doesn't). Learn what SageMaker does well forEnterprise ML in 2026 (and what it… PLAN BUILD MEASURE IMPROVE SAGEMAKER
Insights · May 15, 2026

SageMaker for Enterprise ML: What It Does Well (and What It Doesn't)

Learn what SageMaker does well for Enterprise ML in 2026 (and what it doesn't): use cases, anti-patterns, and the operating model behind production ML on AWS.

12 min read
TECHNOLOGY S3 Data Lake Design:Partitioning, Tiering,and Cost Control atScale. Learn S3 Data Lake design in 2026:partitioning, tiering, lifecycle… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
Insights · May 15, 2026

S3 Data Lake Design: Partitioning, Tiering, and Cost Control at Scale

Learn S3 Data Lake design in 2026: partitioning, tiering, lifecycle policies, and the cost control patterns that hold up at petabyte scale.

12 min read
TECHNOLOGY Agentic AI forLeasing, Showings,and Tenant Ops. Learn Agentic AI for real estateleasing, showings, and tenant operations… 01 Discover 02 Prototype 03 Harden 04 Roll out
Insights · May 15, 2026

Agentic AI for Leasing, Showings, and Tenant Ops

Learn Agentic AI for real estate leasing, showings, and tenant operations in 2026: workflow patterns, controls, and the operating model behind safe deployment.

13 min read
TECHNOLOGY Cloud Architecture forReal Estate SaaS: TenantScale + Performance. Learn Cloud Architecture for Real EstateSaaS in 2026: multi-tenant patterns… FOUNDATIONS IMPLEMENTATION OPTIMIZATION IMPACT
Insights · May 15, 2026

Cloud Architecture for Real Estate SaaS: Tenant Scale + Performance

Learn Cloud Architecture for Real Estate SaaS in 2026: multi-tenant patterns, performance design, and the operating model behind reliable property tech.

13 min read
TECHNOLOGY AWS for PropTech:Reference Architecturesfor Common Workloads. Learn AWS reference architectures forPropTech in 2026: common workloads, cost… AWSPROPTECH DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
Insights · May 15, 2026

AWS for PropTech: Reference Architectures for Common Workloads

Learn AWS reference architectures for PropTech in 2026: common workloads, cost shape, and the operating model behind reliable property tech on AWS.

12 min read
TECHNOLOGY AI Optimization for RealEstate Search andRecommendations. Learn AI Optimization for Real Estatesearch and recommendations in 2026… STRATEGY DELIVERY GOVERNANCE SCALE AIOPTIMIZATION
Insights · May 15, 2026

AI Optimization for Real Estate Search and Recommendations

Learn AI Optimization for Real Estate search and recommendations in 2026: model selection, retrieval tuning, cost levers, and the operating cadence.

13 min read
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