11 min · intermediate · Prompt Engineering

Zero-shot CoT, few-shot CoT, self-consistency, and when reasoning traces hurt as much as they help — the technique that unlocked multi-step reasoning in LLMs.

Topics covered

• chain-of-thought
• CoT
• reasoning
• self-consistency
• prompt-engineering

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/prompt-engineering/chain-of-thought

15 min · intermediate · Frontend (React)

File conventions (page, layout, loading, error), async params, route groups, parallel and intercepting routes, Cache Components with use cache, and Proxy.

Topics covered

• nextjs-16
• app-router
• cache-components
• react-server-components
• frontend

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/frontend-react/app-router

11 min · intermediate · Prompt Engineering

The Thought → Action → Observation loop that lets LLMs use tools, verify intermediate steps, and self-correct — the pattern behind most modern AI agents.

Topics covered

• ReAct
• reasoning
• agents
• tool-use
• chain-of-thought
• prompt-engineering

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/prompt-engineering/react-prompting

13 min · intermediate · Frontend (React)

Query keys, staleTime vs gcTime, useSuspenseQuery, optimistic updates with rollback, and how to compose React Query with Next.js 16 Server Components.

Topics covered

• react
• tanstack-query
• react-query
• data-fetching
• frontend

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/frontend-react/react-query

13 min · intermediate · Prompt Engineering

Direct injection, indirect injection via retrieved content, jailbreaks, and the defence-in-depth architecture that keeps LLM applications secure.

Topics covered

• prompt-injection
• security
• jailbreak
• LLM-security
• red-teaming

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/prompt-engineering/prompt-injection

12 min · intermediate · Frontend (React)

Server data, URL state, local state, and global stores — when to use Zustand vs Jotai vs Context vs Redux, and why most state belongs nowhere near a global store.

Topics covered

• react
• state-management
• zustand
• jotai
• context
• frontend

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/frontend-react/state-management

12 min · intermediate · Prompt Engineering

JSON mode, tool schemas, parallel tool calls, and the architecture patterns that let LLMs interact reliably with external APIs and databases.

Topics covered

• function-calling
• tool-use
• structured-output
• JSON-mode
• agents

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/prompt-engineering/function-calling

14 min · intermediate · Frontend (React)

Server Components vs Client Components vs SSR — what runs where, how the boundary works, and the React 19 + Next.js 16 patterns for forms, mutations, and streaming.

Topics covered

• react
• react-server-components
• nextjs-16
• server-actions
• frontend

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/frontend-react/server-components

9 min · foundational · Prompt Engineering

Clear task framing, persona, output format, and constraints — how to get accurate results from a single well-crafted prompt with no examples.

Topics covered

• zero-shot
• prompt-engineering
• task-framing
• output-format

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/prompt-engineering/zero-shot

12 min · advanced · Frontend (React)

A working mental model for React Fiber — render vs commit phase, the Lane priority model, automatic batching, useTransition, and useDeferredValue.

Topics covered

• react
• fiber
• concurrent-rendering
• performance
• react-internals

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/frontend-react/fiber

10 min · foundational · Prompt Engineering

Selecting, ordering, and structuring input-output examples to reliably steer model behaviour — the most effective prompting technique for consistent formatted output.

Topics covered

• few-shot
• in-context-learning
• prompt-engineering
• examples
• ICL

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/prompt-engineering/few-shot

13 min · foundational · Frontend (React)

A 2026 hooks refresher under React 19 and the React Compiler — what to write, what to delete, and the use(), useActionState, and useFormStatus APIs that change everything.

Topics covered

• react
• hooks
• react-19
• react-compiler
• frontend

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/frontend-react/hooks

12 min · intermediate · DevOps & CI/CD

Latency, traffic, errors, and saturation — the four golden signals — plus SLIs, SLOs, error budgets, and the alerting philosophy that prevents alert fatigue.

Topics covered

• monitoring
• observability
• SLO
• SLI
• golden-signals
• alerting

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/devops-cicd/monitoring

11 min · foundational · DevOps & CI/CD

Trunk-based development, feature flags, short-lived branches, GitFlow trade-offs, and why high-performing teams converge on committing to main.

Topics covered

• git
• branching
• trunk-based
• GitFlow
• feature-flags
• release-management

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/devops-cicd/branching-strategies

13 min · intermediate · Backend (.NET / C#)

Production-shaped Minimal APIs with typed Results, route groups, endpoint filters, [FromKeyedServices], and the new built-in OpenAPI replacing Swashbuckle.

Topics covered

• csharp
• aspnet-core
• minimal-apis
• dotnet-9
• web-api
• openapi

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/minimal-apis

13 min · intermediate · DevOps & CI/CD

Trunk-based development, parallel testing, deployment gates, feature flags, and designing pipelines that keep deployment frequency high and failure rate low.

Topics covered

• ci-cd
• pipeline
• DORA
• quality-gates
• feature-flags
• trunk-based

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/devops-cicd/pipeline-design

14 min · advanced · Backend (.NET / C#)

The dependency rule applied pragmatically — solution layout, port-and-adapter wiring, NetArchTest enforcement, and when Vertical Slice Architecture is the better fit.

Topics covered

• csharp
• architecture
• clean-architecture
• ddd
• design-patterns

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/clean-architecture

14 min · intermediate · DevOps & CI/CD

Deployment strategies, readiness and liveness probes, resource requests and limits, Horizontal Pod Autoscaler, and PodDisruptionBudgets for zero-downtime releases.

Topics covered

• kubernetes
• k8s
• deployments
• HPA
• rolling-updates
• resource-limits

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/devops-cicd/k8s-deployments

12 min · intermediate · DevOps & CI/CD

Multi-stage builds that cut image size by 80%, non-root users, read-only filesystems, health checks, and Compose patterns for local development parity.

Topics covered

• docker
• containers
• multi-stage-builds
• compose
• security

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/devops-cicd/docker

15 min · advanced · Backend (.NET / C#)

CQRS as a folder discipline, command/query handlers without MediatR, vertical slice architecture, and when eventual consistency is overkill.

Topics covered

• csharp
• architecture
• cqrs
• ddd
• design-patterns
• dotnet-9

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/cqrs

13 min · intermediate · DevOps & CI/CD

Triggers, matrix builds, reusable workflows, composite actions, OIDC cloud authentication, and the patterns that keep CI pipelines fast and secure.

Topics covered

• github-actions
• ci-cd
• OIDC
• reusable-workflows
• automation

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/devops-cicd/github-actions

12 min · advanced · TypeScript Deep Dive

Mapped types, key remapping, template literal types, and combining them with conditional types to build transformation layers with zero runtime cost.

Topics covered

• typescript
• mapped-types
• template-literals
• key-remapping
• type-transforms

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/typescript/mapped-types

12 min · intermediate · Backend (.NET / C#)

Why generic IRepository over EF Core is usually an anti-pattern, when domain repositories earn their keep, and the specification pattern as a cleaner alternative.

Topics covered

• csharp
• architecture
• ef-core
• design-patterns
• ddd

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/repository-pattern

13 min · advanced · TypeScript Deep Dive

Conditional types, the infer keyword, distributive behaviour, and recursive types — the foundation of every advanced TypeScript utility.

Topics covered

• typescript
• conditional-types
• infer
• distributive
• recursive-types

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/typescript/conditional-types

14 min · intermediate · Backend (.NET / C#)

Bulk updates with ExecuteUpdateAsync, projection over Include, AsSplitQuery for cartesian explosion, auto-compiled models, and IDbContextFactory for parallel work.

Topics covered

• ef-core
• ef-core-9
• csharp
• aspnet-core
• performance
• sql

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/ef-core

12 min · intermediate · TypeScript Deep Dive

Parse API responses, form inputs, and env variables with Zod schemas that double as TypeScript types — no more manual type assertions at system boundaries.

Topics covered

• typescript
• zod
• validation
• schema
• parsing
• runtime-safety

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/typescript/zod

10 min · intermediate · TypeScript Deep Dive

typeof, instanceof, in, discriminated unions, custom type predicates, and assertion functions — the narrowing toolkit that keeps runtime errors out of production.

Topics covered

• typescript
• type-guards
• narrowing
• discriminated-unions
• type-predicates

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/typescript/type-guards

12 min · foundational · Backend (.NET / C#)

Lifetime selection, keyed services (.NET 8+), the BackgroundService scope pattern, and the four DI anti-patterns that cause production bugs.

Topics covered

• csharp
• dependency-injection
• aspnet-core
• dotnet-9
• architecture

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/dependency-injection

11 min · intermediate · TypeScript Deep Dive

Partial, Required, Pick, Omit, Record, Extract, Exclude, ReturnType — when to use each and how to compose them for real-world type transformations.

Topics covered

• typescript
• utility-types
• Partial
• Pick
• Omit
• Record

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/typescript/utility-types

14 min · intermediate · Backend (.NET / C#)

Modern async patterns for ASP.NET Core — context capture, the .NET 8 ConfigureAwaitOptions enum, .NET 9 Task.WhenEach, and the anti-patterns that cause production incidents.

Topics covered

• csharp
• async
• concurrency
• dotnet-9
• performance

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/async-await

12 min · intermediate · TypeScript Deep Dive

Type parameters, constraints, conditional inference, and the patterns that make generics actually useful in production TypeScript.

Topics covered

• typescript
• generics
• type-system
• constraints
• inference

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/typescript/generics-ts

13 min · intermediate · Backend (.NET / C#)

Practical LINQ for backend engineers — IEnumerable vs IQueryable, the .NET 9 CountBy/AggregateBy/Index additions, and EF Core translation pitfalls.

Topics covered

• csharp
• linq
• dotnet-9
• ef-core
• performance

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/linq

13 min · intermediate · Testing Engineering

Master test double patterns — distinguish stubs from mocks, use Vitest module mocking, implement MSW for HTTP, and avoid over-mocking that hides real bugs.

Topics covered

• mocking
• stubs
• spies
• test-doubles
• msw
• vitest

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/mocking-patterns-guide

12 min · intermediate · Backend (.NET / C#)

Type-safe abstractions without overhead — constraints, covariance/contravariance, INumber, and the .NET 9 "allows ref struct" anti-constraint.

Topics covered

• csharp
• generics
• dotnet-9
• language
• type-system

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/backend-dotnet/generics

14 min · intermediate · Testing Engineering

Design a scalable test architecture — apply the test pyramid and testing trophy, set meaningful coverage thresholds, and optimise CI pipeline execution time.

Topics covered

• test-architecture
• test-pyramid
• coverage
• ci-optimization
• testing-strategy

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/test-architecture-strategy

11 min · foundational · Testing Engineering

Use snapshot testing effectively — understand inline vs file snapshots, handle dynamic values, avoid snapshot bloat, and know when snapshots add real value.

Topics covered

• snapshot-testing
• jest
• vitest
• visual-regression
• testing-patterns

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/snapshot-testing-guide

15 min · intermediate · Testing Engineering

Implement consumer-driven contract testing with Pact and PactFlow — learn pact files, provider verification, can-i-deploy, and bidirectional contracts.

Topics covered

• contract-testing
• pact
• microservices
• consumer-driven
• pactflow

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/contract-testing-pact

14 min · intermediate · Testing Engineering

Apply the TDD cycle — Red-Green-Refactor — to drive better software design. Covers triangulation, outside-in TDD, BDD, and working with legacy code.

Topics covered

• tdd
• red-green-refactor
• bdd
• software-design
• legacy-code

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/test-driven-development-guide

15 min · intermediate · Testing Engineering

Write reliable end-to-end tests with Playwright — leverage auto-waiting, build Page Object Models, intercept network requests, and eliminate flakiness.

Topics covered

• e2e-testing
• playwright
• cypress
• page-objects
• flaky-tests

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/e2e-testing-playwright

14 min · intermediate · Testing Engineering

Build reliable integration tests using Testcontainers for real databases, WebApplicationFactory for ASP.NET Core, and supertest for Node.js APIs.

Topics covered

• integration-testing
• testcontainers
• supertest
• wiremock

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/integration-testing-guide

12 min · foundational · Testing Engineering

Master the foundational principles of unit testing — Arrange-Act-Assert, test isolation, deterministic tests, and test doubles with Vitest and xUnit.

Topics covered

• unit-testing
• vitest
• jest
• xunit
• test-doubles

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/testing-engineering/unit-testing-principles

14 min · intermediate · Security Engineering

STRIDE threat categories, data flow diagrams, trust boundaries, attack trees, DREAD scoring, PASTA methodology, and integrating threat modeling into the SDLC.

Topics covered

• threat-modeling
• stride
• security
• appsec
• sdlc

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/threat-modeling-for-developers

13 min · intermediate · Security Engineering

Vault patterns, dynamic secrets, automated rotation, git secret scanning, HashiCorp Vault, Azure Key Vault, envelope encryption, and incident response for leaked secrets.

Topics covered

• secrets-management
• vault
• security
• key-vault
• devops

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/secrets-management-best-practices

13 min · intermediate · Security Engineering

Supply chain attacks, CVE scoring, SBOMs, transitive vulnerabilities, lockfile integrity, dependency confusion, Sigstore, and tools like Snyk and Dependabot.

Topics covered

• dependency-scanning
• supply-chain
• sbom
• cve
• security

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/dependency-scanning-supply-chain

12 min · intermediate · Security Engineering

Static vs dynamic security testing, taint analysis, OWASP ZAP, Semgrep, integrating security gates into pull requests, and measuring programme effectiveness.

Topics covered

• sast
• dast
• security-testing
• cicd
• appsec

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/sast-dast-security-testing

13 min · intermediate · Security Engineering

Core principles of Zero Trust, microsegmentation, identity-centric security, BeyondCorp, continuous verification, and implementing Zero Trust in cloud environments.

Topics covered

• zero-trust
• security
• network-security
• identity
• cloud-security

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/zero-trust-architecture

15 min · intermediate · Security Engineering

OAuth 2.0 grant types, PKCE, OpenID Connect layers, access vs ID tokens, token introspection, and securing SPAs and APIs with modern auth flows.

Topics covered

• oauth2
• oidc
• authentication
• authorization
• security

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/oauth2-oidc-complete-guide

13 min · intermediate · Security Engineering

How JSON Web Tokens work, signing algorithms (HS256 vs RS256), common vulnerabilities (algorithm confusion, none attack), token storage, and refresh token patterns.

Topics covered

• jwt
• authentication
• security
• tokens
• oauth

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/jwt-authentication-deep-dive

14 min · foundational · Security Engineering

A practical guide to the OWASP Top 10 — injection, broken authentication, XSS, IDOR, security misconfigurations, and how to prevent each vulnerability class.

Topics covered

• owasp
• security
• web-security
• vulnerabilities
• appsec

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/security-engineering/owasp-top-10-guide

11 min · intermediate · Infrastructure as Code

Terraform workspaces vs separate state files, workspace-based environment promotion, and when to use workspaces vs directory-per-env.

Topics covered

• terraform
• workspaces
• iac
• environments
• infrastructure

👉 Read the full article on AI Wisdom →

Originally published at https://www.aiwisdom.dev/articles/infrastructure-as-code/terraform-workspaces