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Think Again!", "url": "https://codeopinion.com/regex-for-email-validation-think-again/", "published_at": "2025-09-15T19:48:44+00:00" }, { "id": "01a0c503-58b9-70a7-be84-c72f8de73e5e", "title": "Composing Data from Multiple Services", "url": "https://codeopinion.com/composing-data-from-multiple-services/", "published_at": "2025-09-04T13:47:04+00:00" }, { "id": "01a0c503-58b9-70a7-be84-c72f8df557be", "title": "Why Separate Databases? 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(YAGNI)", "url": "https://codeopinion.com/do-you-really-need-that-abstraction-or-generic-code-yagni/", "published_at": "2025-03-11T16:33:01+00:00" }, { "id": "01a0c515-c6b2-70b6-b8fe-156ca34c31d7", "title": "DRY principle is why your codebase sucks?", "url": "https://codeopinion.com/dry-principle-is-why-your-codebase-sucks/", "published_at": "2025-03-04T22:11:35+00:00" }, { "id": "01a0c515-c6b2-70b6-b8fe-156ca34f6a2d", "title": "Distributed Systems Consistency: Mistake Nobody Warns You About!", "url": "https://codeopinion.com/distributed-systems-consistency-mistake-nobody-warns-you-about/", "published_at": "2025-02-25T20:26:53+00:00" }, { "id": "01a0c515-c6b2-70b6-b8fe-156ca42ac7d8", "title": "Multi-Tenant: Database Per Tenant or Shared?", "url": "https://codeopinion.com/multi-tenant-database-per-tenant-or-shared/", "published_at": "2025-02-19T20:52:30+00:00" }, { "id": "01a0c515-c6b2-70b6-b8fe-156ca4559a90", "title": "Persistence Ignorance is Overrated", "url": "https://codeopinion.com/persistence-ignorance-is-overrated/", "published_at": "2025-02-05T22:45:15+00:00" }, { "id": "01a0c515-c6b2-70b6-b8fe-156ca48c9093", "title": "The Power of Ubiquitous Language in Domain-Driven Design", "url": "https://codeopinion.com/the-power-of-ubiquitous-language-in-domain-driven-design/", "published_at": "2025-01-22T23:43:05+00:00" }, { "id": "01a0c515-c6b2-70b6-b8fe-156ca501d3d4", "title": "Event-Driven Architecture Issues & Challenges", "url": "https://codeopinion.com/event-driven-architecture-issues-challenges/", "published_at": "2025-01-16T22:27:28+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9a897a6b5", "title": "Design Patterns for Building Resilient Systems", "url": "https://codeopinion.com/design-patterns-for-building-resilient-systems/", "published_at": "2025-01-10T15:49:18+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9a98a7c3a", "title": "Vertical Slice Architecture isn’t technical", "url": "https://codeopinion.com/vertical-slice-architecture-isnt-technical/", "published_at": "2025-01-02T16:20:33+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9aa60e05d", "title": ".NET Framework Migration to .NET9", "url": "https://codeopinion.com/net-framework-migration-to-net9/", "published_at": "2024-12-16T22:18:12+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9aaa01a5c", "title": "Avoiding a Legacy Codebase. Keep it Evergreen", "url": "https://codeopinion.com/avoiding-a-legacy-codebase-keep-it-evergreen/", "published_at": "2024-12-05T15:57:14+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9ab19e636", "title": "Never rewrite code?", "url": "https://codeopinion.com/never-rewrite-code/", "published_at": "2024-11-20T20:41:25+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9ab6e8573", "title": "You’re not as loosely coupled as you think!", "url": "https://codeopinion.com/youre-not-as-loosely-coupled-as-you-think/", "published_at": "2024-11-13T21:58:33+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9ac36ddea", "title": "Your Customers Don’t Care About JavaScript", "url": "https://codeopinion.com/your-customers-dont-care-about-javascript/", "published_at": "2024-11-06T22:09:43+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9ac80e472", "title": "HTMX: What’s Old is New Again", "url": "https://codeopinion.com/htmx-whats-old-is-new-again/", "published_at": "2024-10-30T21:23:30+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9ad3904fe", "title": "API Error Messages for a GOOD Developer Experience", "url": "https://codeopinion.com/api-error-messages-for-a-good-developer-experience/", "published_at": "2024-10-16T21:45:35+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9adb4f5fe", "title": "Web-Queue-Worker Architecture Style for Scaling", "url": "https://codeopinion.com/web-queue-worker-architecture-style-for-scaling/", "published_at": "2024-10-09T21:49:26+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9ae5cb4fd", "title": "Keep your project structure simple!", "url": "https://codeopinion.com/keep-your-project-structure-simple/", "published_at": "2024-10-02T21:47:36+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9ae9630a9", "title": "Debunking Kafka Top 5 Use Cases", "url": "https://codeopinion.com/debunking-kafka-top-5-use-cases/", "published_at": "2024-09-20T16:45:52+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9af83c4a9", "title": "Event Sourcing 101: Terminology & Concepts", "url": "https://codeopinion.com/event-sourcing-101-terminology/", "published_at": "2024-09-11T22:22:47+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9affbe0d5", "title": "Feature Flags are more than just Toggles", "url": "https://codeopinion.com/feature-flags-are-more-than-just-toggles/", "published_at": "2024-08-28T21:29:58+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9b0491dce", "title": "Serverless Sucks?", "url": "https://codeopinion.com/serverless-sucks/", "published_at": "2024-08-21T21:45:53+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9b0bef92c", "title": "Build better HTTP APIs", "url": "https://codeopinion.com/build-better-http-apis/", "published_at": "2024-08-14T20:51:12+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9b19ec05f", "title": "Is this a Monolith or Microservices?", "url": "https://codeopinion.com/is-this-a-monolith-or-microservices/", "published_at": "2024-08-08T20:54:34+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9b27f6884", "title": "Is Vertical Slice Architecture better than Clean Architecture or Ports and Adapters?", "url": "https://codeopinion.com/is-vertical-slice-architecture-better-than-clean-architecture-or-ports-and-adapters/", "published_at": "2024-07-17T21:30:08+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9b2d25e2f", "title": "Avoiding long-running HTTP API requests", "url": "https://codeopinion.com/avoiding-long-running-http-api-requests/", "published_at": "2024-07-06T15:18:26+00:00" }, { "id": "01a0c520-da00-71f4-b7ec-7bf9b334d9ca", "title": "Enums aren’t evil. Conditional statements everywhere are", "url": "https://codeopinion.com/enums-arent-evil-conditional-statements-everywhere-are/", "published_at": "2024-06-19T22:54:26+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc0ca737f", "title": "Goodbye, long procedural code! Fix it with workflows", "url": "https://codeopinion.com/goodbye-long-procedural-code-fix-it-with-workflows/", "published_at": "2024-06-13T20:13:16+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc0fbe19e", "title": "Beware! Anti-patterns in Event-Driven Architecture", "url": "https://codeopinion.com/beware-anti-patterns-in-event-driven-architecture/", "published_at": "2024-06-06T18:32:20+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc177a3f1", "title": "The Bulkhead Pattern: How To Make Your System Fault-tolerant", "url": "https://codeopinion.com/the-bulkhead-pattern-how-to-make-your-system-fault-tolerant/", "published_at": "2024-05-30T20:19:43+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc1b376dc", "title": "Locking In On Concurrency Control", "url": "https://codeopinion.com/locking-in-on-concurrency-control/", "published_at": "2024-05-23T16:40:22+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc1bf50da", "title": "How to (and how not to) design REST APIs", "url": "https://codeopinion.com/how-to-and-how-not-to-design-rest-apis/", "published_at": "2024-05-10T14:58:44+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc2a57f96", "title": "Vertical Slice Architecture Myths You Need To Know!", "url": "https://codeopinion.com/vertical-slice-architecture-myths-you-need-to-know/", "published_at": "2024-04-24T21:55:11+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc2df7379", "title": "Google Service Weaver is a Bad idea", "url": "https://codeopinion.com/google-service-weaver-is-a-bad-idea/", "published_at": "2024-04-18T15:53:41+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc328887e", "title": "Not everything is a service.", "url": "https://codeopinion.com/not-everything-is-a-service/", "published_at": "2024-04-03T21:43:22+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc36c5d40", "title": "The WORST Domain Modeling Mistakes!", "url": "https://codeopinion.com/the-worst-domain-modeling-mistakes/", "published_at": "2024-03-21T21:21:18+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc4465ca7", "title": "Events are an API. Treat them like one.", "url": "https://codeopinion.com/events-are-an-api-treat-them-like-one/", "published_at": "2024-03-14T21:07:58+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc5387db7", "title": "Event-Driven Architecture lost its way", "url": "https://codeopinion.com/event-driven-architecture-lost-its-way/", "published_at": "2024-03-07T22:15:05+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc5fbd808", "title": "App Configuration: where does it go?", "url": "https://codeopinion.com/app-configuration-where-does-it-go/", "published_at": "2024-02-28T22:55:31+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc69fc86d", "title": "ORMs can lead to FAT domain models. Slim them down!", "url": "https://codeopinion.com/orms-can-lead-to-fat-domain-models-slim-them-down/", "published_at": "2024-02-22T22:54:08+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc76f9d28", "title": "Best Developer Interview Question", "url": "https://codeopinion.com/best-developer-interview-question/", "published_at": "2024-02-15T16:21:37+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc7f23fc3", "title": "Listen to yourself pattern: Is it an alternative to the Outbox Pattern?", "url": "https://codeopinion.com/listen-to-yourself-pattern-is-it-an-alternative-to-the-outbox-pattern/", "published_at": "2024-02-08T21:26:32+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc85ee1d1", "title": "Free your HTTP API. Misconceptions are holding you back!", "url": "https://codeopinion.com/free-your-http-api-misconceptions-are-holding-you-back/", "published_at": "2024-01-25T22:19:20+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc8e0f6c1", "title": "Want to build a good API? Here are 5 Tips for API Design.", "url": "https://codeopinion.com/want-to-build-a-good-api-here-are-5-tips-for-api-design/", "published_at": "2024-01-17T22:28:25+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc9071625", "title": "Domain Modeling Gone Wrong to Right", "url": "https://codeopinion.com/domain-modeling-gone-wrong-to-right/", "published_at": "2024-01-11T22:31:59+00:00" }, { "id": "01a0c52b-f458-7340-a3af-6e5dc9d381ea", "title": "Domain Modeling Gone Wrong – Part 1", "url": "https://codeopinion.com/domain-modeling-gone-wrong-part-1/", "published_at": "2024-01-04T21:59:19+00:00" } ] posts Claim your blog

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2026

Multi-Tenant Best Practices Can Backfire original ↗

24 Sept 2026

Avoid API Breaking Changes original ↗

15 Sept 2026

Domain Events Are NOT Your Public API original ↗

3 Sept 2026

Event Driven Architecture and Coupling: You’re Not as Decoupled as You Think original ↗

19 Aug 2026

Decoupling in Software Architecture Moves Complexity original ↗

6 Aug 2026

5 Software Architecture Mistakes That Make Systems Hard to Change original ↗

22 Jul 2026

Multi-Tenancy Isn’t About Databases original ↗

8 Jul 2026

Resilience Patterns Can Make Your System Less Resilient original ↗

24 Jun 2026

Stop Blaming Event-Driven Architecture original ↗

17 Jun 2026

Solving the ‘God Object’ Problem with Shared Identity original ↗

10 Jun 2026

Modular Monolith Boundaries Done Wrong original ↗

2 Jun 2026

Stop Joining Tables In Your “Modular” Monolith original ↗

27 May 2026

Scaling Software Architecture Without Overengineering original ↗

20 May 2026

Why Sagas Feel Broken original ↗

12 May 2026

Debugging Event-Driven Systems: 5 Problems Teams Create original ↗

7 May 2026

Just Use Postgres as a Queue?original ↗

22 Apr 2026

Testing Needs a Seam, Not an Interface original ↗

15 Apr 2026

Why “Clean Code” is Killing Your Velocity original ↗

8 Apr 2026

Is Event-Driven Architecture Overkill for Most Apps?original ↗

26 Mar 2026

Coding Isn’t the Hard Part original ↗

18 Mar 2026

Vertical Slices doesn’t mean “Share Nothing”original ↗

6 Mar 2026

Read Replicas Are NOT CQRS (Stop Confusing This)original ↗

18 Feb 2026

Your Idempotent Code Is Lying To You original ↗

4 Feb 2026

You Can’t Future-Proof Software Architecture original ↗

20 Jan 2026

Context Is the Bottleneck in Software Development original ↗

5 Jan 2026

2025

Why “Microservices” Debates Miss the Point original ↗

16 Dec 2025

Aggregates in DDD: Model Rules, Not Relationships original ↗

8 Dec 2025

Domain-Driven Design Misconceptions original ↗

1 Dec 2025

Minimal APIs, CQRS, DDD… Or Just Use Controllers?original ↗

24 Nov 2025

Clean Up Bloated CQRS Handlers original ↗

11 Nov 2025

Double Dispatch in DDD original ↗

29 Oct 2025

Authorization: Domain or Application Layer?original ↗

22 Oct 2025

Your API Errors Suck (Here’s How to Fix Them)original ↗

7 Oct 2025

CRUD-Sourcing is why Your Event Streams Are Bloated original ↗

24 Sept 2025

Regex for Email Validation? Think Again!original ↗

15 Sept 2025

Composing Data from Multiple Services original ↗

4 Sept 2025

Why Separate Databases? Explaining Like You’re Five original ↗

21 Aug 2025

Loosely Coupled Monolith – Software Architecture – 2025 Edition original ↗

7 Aug 2025

Database Migration Strategies original ↗

25 Jul 2025

Distributed Systems Mistakes Nobody Warns You About: Consistency original ↗

10 Jul 2025

.NET Channels as a In-Memory Message Bus – Beware!original ↗

26 Jun 2025

5 Mistakes That Make Your Code Unmaintainable original ↗

19 Jun 2025

You DON’T Need Microservices for Serverless! original ↗

12 Jun 2025

API Caching Done Right original ↗

5 Jun 2025

Database Coupling: How to FIX a Spaghetti Code System original ↗

28 May 2025

10 Years of Software Architecture: Best And Worst Decisions original ↗

13 May 2025

CRUD APIs are Poor Design original ↗

9 May 2025

DTOs & Mapping : The Good, The Bad, And The Excessive original ↗

1 May 2025

Cloud vs Self-Hosting original ↗

23 Apr 2025

Microservices to Monolith original ↗

16 Apr 2025

Static Variables & Methods are Evil?original ↗

10 Apr 2025

I’d rather read 50 lines than Extract Method Refactoring original ↗

3 Apr 2025

Commands or Events: Which One for Workflow?original ↗

25 Mar 2025

Screaming Architecture: Not Driven By Entities original ↗

19 Mar 2025

Do you really need that abstraction or generic code? (YAGNI)original ↗

11 Mar 2025

DRY principle is why your codebase sucks?original ↗

4 Mar 2025

Distributed Systems Consistency: Mistake Nobody Warns You About!original ↗

25 Feb 2025

Multi-Tenant: Database Per Tenant or Shared?original ↗

19 Feb 2025

Persistence Ignorance is Overrated original ↗

5 Feb 2025

The Power of Ubiquitous Language in Domain-Driven Design original ↗

22 Jan 2025

Event-Driven Architecture Issues & Challenges original ↗

16 Jan 2025

Design Patterns for Building Resilient Systems original ↗

10 Jan 2025

Vertical Slice Architecture isn’t technical original ↗

2 Jan 2025

2024

.NET Framework Migration to .NET9 original ↗

16 Dec 2024

Avoiding a Legacy Codebase. Keep it Evergreen original ↗

5 Dec 2024

Never rewrite code?original ↗

20 Nov 2024

You’re not as loosely coupled as you think!original ↗

13 Nov 2024

Your Customers Don’t Care About JavaScript original ↗

6 Nov 2024

HTMX: What’s Old is New Again original ↗

30 Oct 2024

API Error Messages for a GOOD Developer Experience original ↗

16 Oct 2024

Web-Queue-Worker Architecture Style for Scaling original ↗

9 Oct 2024

Keep your project structure simple!original ↗

2 Oct 2024

Debunking Kafka Top 5 Use Cases original ↗

20 Sept 2024

Event Sourcing 101: Terminology & Concepts original ↗

11 Sept 2024

Feature Flags are more than just Toggles original ↗

28 Aug 2024

Serverless Sucks?original ↗

21 Aug 2024

Build better HTTP APIs original ↗

14 Aug 2024

Is this a Monolith or Microservices?original ↗

8 Aug 2024

Is Vertical Slice Architecture better than Clean Architecture or Ports and Adapters?original ↗

17 Jul 2024

Avoiding long-running HTTP API requests original ↗

6 Jul 2024

Enums aren’t evil. Conditional statements everywhere are original ↗

19 Jun 2024

Goodbye, long procedural code! Fix it with workflows original ↗

13 Jun 2024

Beware! Anti-patterns in Event-Driven Architecture original ↗

6 Jun 2024

The Bulkhead Pattern: How To Make Your System Fault-tolerant original ↗

30 May 2024

Locking In On Concurrency Control original ↗

23 May 2024

How to (and how not to) design REST APIs original ↗

10 May 2024

Vertical Slice Architecture Myths You Need To Know!original ↗

24 Apr 2024

Google Service Weaver is a Bad idea original ↗

18 Apr 2024

Not everything is a service.original ↗

3 Apr 2024

The WORST Domain Modeling Mistakes!original ↗

21 Mar 2024

Events are an API. Treat them like one.original ↗

14 Mar 2024

Event-Driven Architecture lost its way original ↗

7 Mar 2024

App Configuration: where does it go?original ↗

28 Feb 2024

ORMs can lead to FAT domain models. Slim them down!original ↗

22 Feb 2024

Best Developer Interview Question original ↗

15 Feb 2024

Listen to yourself pattern: Is it an alternative to the Outbox Pattern?original ↗

8 Feb 2024

Free your HTTP API. Misconceptions are holding you back!original ↗

25 Jan 2024

Want to build a good API? Here are 5 Tips for API Design.original ↗

17 Jan 2024

Domain Modeling Gone Wrong to Right original ↗

11 Jan 2024

Domain Modeling Gone Wrong – Part 1 original ↗

4 Jan 2024