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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.

1314 essays
TECHNOLOGY Spec-DrivenDevelopment forRetail. Prompts are not specs. Spec-drivendevelopment gives AI coding tools the… 01 Assess 02 Design 03 Ship 04 Operate
Insights · Jul 31, 2026

Spec-Driven Development for Retail

Prompts are not specs. Spec-driven development gives AI coding tools the persistent context and quality bars that make retail features last, so AI-assisted storefront code holds up beyond the demo.

14 min read
TECHNOLOGY Synthetic TestData for Fintech. Synthetic Test Data helps fintech teamsgenerate privacy-safe and controllable… SYNTHETICTEST DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
Insights · Jul 31, 2026

Synthetic Test Data for Fintech

Synthetic Test Data helps fintech teams generate privacy-safe and controllable data that represents real rules, distributions, relationships, and edge cases closely enough to support trustworthy…

15 min read
TECHNOLOGY Synthetic TestData forHealthcare. Synthetic Test Data helps healthcareteams generate privacy-safe and… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
Insights · Jul 31, 2026

Synthetic Test Data for Healthcare

Synthetic Test Data helps healthcare teams generate privacy-safe and controllable data that represents real rules, distributions, relationships, and edge cases closely enough to support…

15 min read
TECHNOLOGY Test AutomationStrategy forEnergy. In energy, automating everything is amaintenance trap, but under-testing grid… 01 Assess 02 Design 03 Ship 04 Operate
Insights · Jul 31, 2026

Test Automation Strategy for Energy

In energy, automating everything is a maintenance trap, but under-testing grid and telemetry logic is an operational risk. A strategy decides what to automate, where, and what safety coverage is…

20 min read
TECHNOLOGY Test DataManagement forFintech. Test Data Management helps fintech teamsprovide controlled, representative… PEOPLE PROCESS PLATFORM PRACTICE TEST DATA
Insights · Jul 31, 2026

Test Data Management for Fintech

Test Data Management helps fintech teams provide controlled, representative, compliant, and repeatable data states so tests produce trustworthy evidence at delivery speed. Learn the 2026 operating…

15 min read
TECHNOLOGY Test DataManagement forHealthcare. Test Data Management helps healthcareteams provide controlled… ARCHITECTURE SECURITY RELIABILITY COST TEST DATA
Insights · Jul 31, 2026

Test Data Management for Healthcare

Test Data Management helps healthcare teams provide controlled, representative, compliant, and repeatable data states so tests produce trustworthy evidence at delivery speed. Learn the 2026…

15 min read
TECHNOLOGY Test Data Managementfor Technology &SaaS. Test Data Management helps SaaS teamsprovide controlled, representative… 01 Discover 02 Prototype 03 Harden 04 Roll out
Insights · Jul 31, 2026

Test Data Management for Technology & SaaS

Test Data Management helps SaaS teams provide controlled, representative, compliant, and repeatable data states so tests produce trustworthy evidence at delivery speed. Learn the 2026 operating…

15 min read
TECHNOLOGY The Test Pyramid in2026 for Technology& SaaS. The test pyramid still holds, butAI-generated tests, better tooling, and… STRATEGY DELIVERY GOVERNANCE SCALE TESTPYRAMID
Insights · Jul 31, 2026

The Test Pyramid in 2026 for Technology & SaaS

The test pyramid still holds, but AI-generated tests, better tooling, and integration testing have reshaped it. What the pyramid means now, and why inverting it into end-to-end still fails.

20 min read
TECHNOLOGY Testing AIApplications forFintech. AI features in fintech areprobabilistic, so pass/fail tests do not… TESTING AI DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
Insights · Jul 31, 2026

Testing AI Applications for Fintech

AI features in fintech are probabilistic, so pass/fail tests do not fit, and a confidently wrong output can move money or breach compliance. Testing means evaluating quality on distributions and…

16 min read
TECHNOLOGY Testing AIApplications forHealthcare. AI features in healthcare areprobabilistic, so pass/fail tests do not… TESTING AI DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
Insights · Jul 31, 2026

Testing AI Applications for Healthcare

AI features in healthcare are probabilistic, so pass/fail tests do not fit, and a confidently wrong output can reach a patient. Testing means evaluating quality on distributions and guarding…

15 min read
TECHNOLOGY TestOps forTechnology & SaaS. TestOps helps SaaS teams operate testingas a reliable delivery system with owned… PLAN BUILD MEASURE IMPROVE TESTOPS
Insights · Jul 31, 2026

TestOps for Technology & SaaS

TestOps helps SaaS teams operate testing as a reliable delivery system with owned environments, data, execution, results, maintenance, and continuous improvement. Learn the 2026 operating model,…

20 min read
TECHNOLOGY Visual RegressionTesting forHospitality. Visual Regression Testing helpshospitality teams detect unintended… 01 Assess 02 Design 03 Ship 04 Operate
Insights · Jul 31, 2026

Visual Regression Testing for Hospitality

Visual Regression Testing helps hospitality teams detect unintended changes in rendered interfaces while keeping baselines, contexts, and review focused on customer-visible risk. Learn the 2026…

15 min read
TECHNOLOGY Visual RegressionTesting forRetail. Visual Regression Testing helps retailteams detect unintended changes in… FOUNDATIONS IMPLEMENTATION OPTIMIZATION IMPACT
Insights · Jul 31, 2026

Visual Regression Testing for Retail

Visual Regression Testing helps retail teams detect unintended changes in rendered interfaces while keeping baselines, contexts, and review focused on customer-visible risk. Learn the 2026…

15 min read
TECHNOLOGY Self-HealingTests for Retail. Self-healing tests auto-adapt tostorefront UI churn so they stop… 01 Level 1 02 Level 2 03 Level 3 04 Level 4 SELF HEALING
Insights · Jul 31, 2026

Self-Healing Tests for Retail

Self-healing tests auto-adapt to storefront UI churn so they stop breaking on every tweak. Useful for cutting maintenance, dangerous when healing hides a broken checkout. How to use them safely.

19 min read
TECHNOLOGY Self-HealingTests forTechnology & SaaS. Self-healing tests auto-adapt to UIchanges so they stop breaking on every… MODEL DEPLOY MONITOR ITERATE SELF
Insights · Jul 31, 2026

Self-Healing Tests for Technology & SaaS

Self-healing tests auto-adapt to UI changes so they stop breaking on every selector tweak. Useful for cutting maintenance, dangerous when healing hides a real regression. How to use them safely.

17 min read
TECHNOLOGY AutonomousTesting forRetail. Autonomous testing for a storefront is aspectrum, not a switch. Generation and… PLAN BUILD MEASURE IMPROVE AUTONOMOUS
Insights · Jul 31, 2026

Autonomous Testing for Retail

Autonomous testing for a storefront is a spectrum, not a switch. Generation and execution mature faster than judging a failed checkout. Knowing the levels keeps you from shipping on unsafe green…

17 min read
TECHNOLOGY AI TestGeneration forHealthcare. AI can generate tests fast, but inhealthcare volume is not coverage. Tests… 01 Ad hoc 02 Managed 03 Defined 04 Optimized AI TEST
Insights · Jul 31, 2026

AI Test Generation for Healthcare

AI can generate tests fast, but in healthcare volume is not coverage. Tests that pass without checking clinical correctness or PHI handling give dangerous false confidence. How to make them verify…

20 min read
TECHNOLOGY AI TestGeneration forTechnology & SaaS. AI can generate tests fast, but volumeis not coverage. Tests that pass without… FOUNDATIONS IMPLEMENTATION OPTIMIZATION IMPACT
Insights · Jul 31, 2026

AI Test Generation for Technology & SaaS

AI can generate tests fast, but volume is not coverage. Tests that pass without asserting anything meaningful give false confidence. How to make AI-generated tests actually verify behavior.

17 min read
TECHNOLOGY AutonomousTesting forTechnology & SaaS. Autonomous testing is a spectrum, not aswitch. Testing that generates, runs… PEOPLE PROCESS PLATFORM PRACTICE AUTONOMOUSTESTING
Insights · Jul 31, 2026

Autonomous Testing for Technology & SaaS

Autonomous testing is a spectrum, not a switch. Testing that generates, runs, maintains, and triages itself arrives in levels. Knowing the maturity levels keeps you from over-trusting or…

16 min read
TECHNOLOGY Agentic Testingfor Fintech. Agentic testing uses AI agents thatexplore and reason about tests instead… ASSESS ADOPT OPTIMIZE GOVERN
Insights · Jul 31, 2026

Agentic Testing for Fintech

Agentic testing uses AI agents that explore and reason about tests instead of replaying scripts. In fintech it promises coverage and less maintenance, but money-moving flows demand tight oversight.

16 min read
TECHNOLOGY Agentic Testingfor Technology &SaaS. Agentic testing uses AI agents thatexplore, reason, and adapt tests rather… 100% EFFORT MIX Strategy 32% Engineering 26% Governance 24% Enablement 18%
Insights · Jul 31, 2026

Agentic Testing for Technology & SaaS

Agentic testing uses AI agents that explore, reason, and adapt tests rather than replay fixed scripts. Promising for coverage and maintenance, but it needs oversight. What it is and where it fits.

15 min read
TECHNOLOGY From QA to QualityEngineering forHealthcare. In healthcare, QA as an end-phase gatecannot keep pace with delivery and… QA QUALITY DO Start from metricsShip incrementallyAutomate the guardrails AVOID Big-bang rolloutsSkipping discoveryManual, ad-hoc checks
Insights · Jul 31, 2026

From QA to Quality Engineering for Healthcare

In healthcare, QA as an end-phase gate cannot keep pace with delivery and cannot alone guarantee the patient-safety correctness the domain demands. Quality engineering builds safety and quality in…

16 min read
TECHNOLOGY Golden Paths:PlatformEngineering's CoreProduct. A golden path is a paved, supported,opinionated route for building and… 01 Discover 02 Prototype 03 Harden 04 Roll out
Insights · Jul 30, 2026

Golden Paths: Platform Engineering's Core Product

A golden path is a paved, supported, opinionated route for building and shipping software that most teams should take by default. It is platform engineering's core product, not documentation. What…

17 min read
TECHNOLOGY QA to QualityEngineering forFintech. In fintech, QA as an end-phase gatecannot keep pace with delivery and… PLAN BUILD MEASURE IMPROVE QA
Insights · Jul 27, 2026

QA to Quality Engineering for Fintech

In fintech, QA as an end-phase gate cannot keep pace with delivery and cannot alone guarantee the correctness money movement demands. Quality engineering builds quality and compliance in throughout.

16 min read
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