Logiciel Solutions Contact Us
Success Stories Tech News Investors Contact Us

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
APPLIED AI Reranking modelsUnder Audit. Reranking models Under Audit helps AIleaders connect candidate set, reranker… DISCOVERY DESIGN DELIVERY SCALE
Insights ·

Reranking models Under Audit

Reranking models Under Audit helps AI leaders connect candidate set, reranker model, cutoff policy, evaluation, and ranking to defensible evidence ranking. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
PLATFORM ENGINEERING Self-healinginfrastructureUnder Audit. Self-healing infrastructure Under Audithelps VP Engineering / Head of… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 SELF HEALING
Insights ·

Self-healing infrastructure Under Audit

Self-healing infrastructure 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.

↗
APPLIED AI Long-runningagent workflowsUnder Audit. Long-running agent workflows Under Audithelps AI leaders connect durable… MODEL DEPLOY MONITOR ITERATE LONG
Insights ·

Long-running agent workflows Under Audit

Long-running agent workflows Under Audit helps AI leaders connect durable, version, event, resume control, and workflow to controlled long-duration execution. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
APPLIED AI Conversation statemanagement UnderAudit. Conversation state management UnderAudit helps AI leaders connect state… MODEL DEPLOY MONITOR ITERATE CONVERSAT…
Insights ·

Conversation state management Under Audit

Conversation state management Under Audit helps AI leaders connect state, scope, update, expiry and deletion, and state to reliable conversational state. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
TECHNOLOGY Delta Lake vsIceberg forEnergy. For long-lived energy estates, choosethe format on engine independence and… DELTA LAKE/ ICEBERG Delta Lake Best fit for your caseSimpler to operateLower switching cost Iceberg Added complexityHeavier toolingSteeper learning curve
Insights ·

Delta Lake vs Iceberg for Energy

For long-lived energy estates, choose the format on engine independence and exit cost. Your data will outlast the vendor relationship you are about to enter.

↗
TECHNOLOGY Cloud Waste forTechnology & SaaS. Cloud Waste helps SaaS engineering teamsconnect idle resource detection… 100% EFFORT MIX Planning 32% Delivery 26% Testing 24% Support 18%
Insights ·

Cloud Waste for Technology & SaaS

Cloud Waste helps SaaS engineering teams connect idle resource detection, attribution, lifecycle defaults, deletion authority, and team accountability to the third of the bill that does nothing. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
CLOUD & DEVOPS Edge inferenceUnder Audit. Edge inference Under Audit helpsengineering leaders connect devices… FOUNDATIONS IMPLEMENTATION OPTIMIZATION IMPACT
Insights ·

Edge inference Under Audit

Edge inference Under Audit helps engineering leaders connect devices, egress, updates, fallback, and evidence to defensible local inference in production. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
QUALITY ENGINEERING Chaos testing AIdependencies UnderAudit. Chaos testing AI dependencies UnderAudit helps teams connect evidence… 01 Assess 02 Design 03 Ship 04 Operate
Insights ·

Chaos testing AI dependencies Under Audit

Chaos testing AI dependencies 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.

↗
PRODUCT ENGINEERING Build versus buydecisions UnderAudit. Build versus buy decisions Under Audithelps CTO / VP Engineering leaders test… BUILD /BUYDECISIONS Build Best fit for your caseSimpler to operateLower switching cost buy decisions Added complexityHeavier toolingSteeper learning curve
Insights ·

Build versus buy decisions Under Audit

Build versus buy decisions 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.

↗
AI GOVERNANCE Third-party modelrisk Under Audit. A Buyer's Guide to Third-party modelrisk Under Audit helps Chief Risk… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
Insights ·

Third-party model risk Under Audit

A Buyer's Guide to Third-party model risk Under Audit helps Chief Risk Officer / CTO evaluate vendor due diligence, model change control, data handling, service resilience, exit planning. Learn the controls, buying criteria, implementation approach, pitfalls, and production signals.

↗
APPLIED AI FinOps for AIworkloads UnderAudit. FinOps for AI workloads Under Audithelps platform leaders connect usage… 01 Ad hoc 02 Managed 03 Defined 04 Optimized FINOPS AI
Insights ·

FinOps for AI workloads Under Audit

FinOps for AI workloads Under Audit helps platform leaders connect usage, units, budgets, routing, and evidence to defensible AI economics in production. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
TECHNOLOGY Streaming vsBatch for Retail. Inventory availability needs seconds.Merchandising analysis needs a nightly… STREAMING/ BATCH Streaming Best fit for your caseSimpler to operateLower switching cost Batch Added complexityHeavier toolingSteeper learning curve
Insights ·

Streaming vs Batch for Retail

Inventory availability needs seconds. Merchandising analysis needs a nightly run. Choose by decision deadline, and remember that streaming complexity has to survive peak.

↗
APPLIED AI Small languagemodels in productionUnder Audit. Small language models in productionUnder Audit helps AI leaders connect… STRATEGY DELIVERY GOVERNANCE SCALE SMALLLANGUAGE
Insights ·

Small language models in production Under Audit

Small language models in production Under Audit helps AI leaders connect tasks, routing, fallback, serving, and evidence to defensible model assignment. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
TECHNOLOGY AI IncidentManagement forFintech. AI Incident Management helps fintechengineering teams connect detection… AIINCIDENT DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
Insights ·

AI Incident Management for Fintech

AI Incident Management helps fintech engineering teams connect detection, regulatory notification timing, timeline evidence, customer impact assessment, and learning quality to incidents that carry reporting obligations. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
TECHNOLOGY Reverse ETL forHospitality. Reverse ETL puts guest insight into thesystems staff use at the desk. The risk… 01 Pilot 02 Team 03 Org 04 Scale REVERSE ETL
Insights ·

Reverse ETL for Hospitality

Reverse ETL puts guest insight into the systems staff use at the desk. The risk is that stale or wrong data reaches a person standing in front of a guest.

↗
PRODUCT ENGINEERING Roadmapsequencing for AIUnder Audit. Roadmap sequencing for AI Under Audithelps CTO / VP Product leaders test… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
Insights ·

Roadmap sequencing for AI Under Audit

Roadmap sequencing for AI 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.

↗
QUALITY ENGINEERING Contract testing formodel APIs UnderAudit. Contract testing for model APIs UnderAudit helps teams connect evidence… CONTRACTTESTING DO Define ownership earlyMeasure before scalingBuild for observability AVOID Unclear accountabilityPremature optimizationBlack-box systems
Insights ·

Contract testing for model APIs Under Audit

Contract testing for model APIs 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.

↗
QUALITY ENGINEERING A Buyer's Guideto Goldendatasets. A Buyer's Guide to Golden datasets helpsCTO / Head of AI leaders connect… DISCOVERY DESIGN DELIVERY SCALE
Insights ·

A Buyer's Guide to Golden datasets

A Buyer's Guide to Golden datasets helps CTO / Head of AI leaders connect use-case coverage, failure classes, label quality, versioning, and refresh policy to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
APPLIED AI What Hybrid searchfor retrievalActually Costs. What Hybrid search for retrievalActually Costs shows the engineering… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
Insights ·

What Hybrid search for retrieval Actually Costs

What Hybrid search for retrieval Actually Costs shows the engineering, control, change, and risk costs hidden beyond the headline price at enterprise scale. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
PLATFORM ENGINEERING A Buyer's Guide toRate limiting agenttraffic. A Buyer's Guide to Rate limiting agenttraffic helps VP Engineering / Head of… DISCOVERY DESIGN DELIVERY SCALE
Insights ·

A Buyer's Guide to Rate limiting agent traffic

A Buyer's Guide to Rate limiting agent traffic helps VP Engineering / Head of Infrastructure leaders connect identity and scope, action budgets, burst policy, retry awareness, and escalation and kill switches to reliable production outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
CLOUD & DEVOPS A Buyer's Guide toDisaster recoveryfor model services. A Buyer's Guide to Disaster recovery formodel services helps VP Engineering /… PEOPLE PROCESS PLATFORM PRACTICE BUYERDISASTER
Insights ·

A Buyer's Guide to Disaster recovery for model services

A Buyer's Guide to Disaster recovery for model services helps VP Engineering / Head of Infrastructure leaders connect recovery objectives, model and artefact replication, dependency recovery, traffic failover, and validation and failback to reliable operating outcomes. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
PLATFORM ENGINEERING Inferenceautoscaling UnderAudit. Inference autoscaling Under Audit helpsVP Engineering / Head of Infrastructure… ARCHITECTURE SECURITY RELIABILITY COST INFERENCEAUTOSCALING
Insights ·

Inference autoscaling Under Audit

Inference autoscaling 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.

↗
TECHNOLOGY Text-to-SQL ThatWorks for Retail. Text-to-SQL helps retail teams connectsemantic grounding, agreed metric… PLAN BUILD MEASURE IMPROVE TEXT
Insights ·

Text-to-SQL That Works for Retail

Text-to-SQL helps retail teams connect semantic grounding, agreed metric definitions, time period handling, guardrails, and query cost to the merchandising questions people ask hourly. Learn the 2026 operating model, components, pitfalls, signals, and implementation steps.

↗
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
Insights ·

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.

↗
No essays match your search.
Newsletter

Every build teaches us something. We write it down.

One long-form essay every other Wednesday. Written by the engineers shipping production AI for our clients, not by a content team. No promotional emails. Unsubscribe in one click.

8,400+ technology leaders subscribed
Open rate: 41% (industry average is 21%)
Read by CTOs at scaling proptech, payers, healthtech
No spam. No selling your address. One-click unsubscribe.