Dave Nguyen

Senior Software Engineer
Founder of Trussary - Security review for your project

[Dave Nguyen @davenguyenswe]

Hey guys, I’m curious — what techniques or services are you using to sync testimonials or reviews from X to your website?

Would love to hear what you’re using and how you handle it!

[Dave Nguyen @davenguyenswe]

Connected all

[Dave Nguyen @davenguyenswe]

Hey @𝕏 Algorithm
👋 Help me connect with people who are passionate about:
🤖AI
📷Agencies
📷MarketingFinance
📷Ecom
Say hi and let’s connect ! 📦

[Dave Nguyen @davenguyenswe]

@Guronnimo Connected

[Dave Nguyen @davenguyenswe]

@itskamrankhan Connected

[Dave Nguyen @davenguyenswe]

@BecerraTimmy What industry are you in Timmy?

[Dave Nguyen @davenguyenswe]

Today switching the topics from SAAS to software architecture a little bit :
🚀 Microservices Are Not the Holy Grail — and DDD Is Hard
Adopt microservices, they said, and you’ll get every "-ility" imaginable: scalability, availability, deployability, testability, ... etc
🎭 That’s mostly an illusion.
Every one of those "-ility" words comes with a hidden cost sharing the same suffix: fragility, volatility, vulnerability, and fallibility, ... etc
💥 Chase scalability? You inherit the volatility of a network you don't control.
💥 Chase deployability? You inherit the fragility of dozens of moving parts failing independently.
💥 Chase availability? You inherit the vulnerability of a massive attack surface and cross-team sync issues.
When service boundaries are wrong, the whole architecture becomes a liability—technical, financial, and organizational.
⚠️ The Hidden Trap: Getting Boundaries Wrong
Microservices usually come bundled with Domain-Driven Design (DDD). But defining domain boundaries is hard, and most teams get it wrong early on.
When boundaries are wrong:
1️⃣ Cross-cutting changes become daily occurrences.
2️⃣ Code that should change together lives in different services.
3️⃣ Developer productivity plunges off a cliff.
🏛️ The Traditional Monolith Isn't Innocent Either
Traditional monoliths bring their own well-known pain: tight coupling, merge-conflict hell, all-or-nothing deployments, and zero failure isolation. One bad module takes down the whole platform.
These exact flaws drove the industry toward microservices in the first place.
⚖️ The Real Dilemma
Microservices: Too hard to get right early on.
Traditional Monoliths: Fail to meet modern system demands (or engineering egos).
💡 The Pragmatic Middle: The Modular Monolith
The answer for most teams is the Modular Monolith. It gives you the architectural clarity of microservices with the operational sanity of a single deployment.
Instead of layering by technical role (controller, service, repository), group code by DDD bounded contexts within the monolith, communicating via events.
This lets you validate domain boundaries in production before paying the distributed systems tax. When a module genuinely needs to scale independently, extracting it into a microservice becomes a clean, low-risk operation.
💬 What’s your experience? Have you tried modular monoliths, or gone straight to microservices? Let’s discuss below! 👇
(In my next post, I’ll share my practical approach for migrating modules from a modular monolith into standalone services.) 📌

[Dave Nguyen @davenguyenswe]

@TCCardoza How was the incidents ? Did you forget to git ingore it ?

[Dave Nguyen @davenguyenswe]

Serious question for anyone running coding agents in 2026:

Where do your API keys actually live while an agent is running?

No judgment. I want the real answer, not the blog-post answer. 🧵

[Dave Nguyen @davenguyenswe]

@Shafaque08 @X Let’s connect

[Dave Nguyen @davenguyenswe]

@JulieFrench_ Let’s connect

[Dave Nguyen @davenguyenswe]

Drop your answer

[Dave Nguyen @davenguyenswe]

@brian_millot Let’s connect

[Dave Nguyen @davenguyenswe]

Hey founders !

I’m looking to connect with people building in:

🍽️ SaaS
🚀 Tech
📲 Automation
🧠 AI tools
📱 Product Development
🔥 Web APP
💻 Devs

[Dave Nguyen @davenguyenswe]

@Jadu100x Just free for this moment

[Dave Nguyen @davenguyenswe]

If you are vibe coding, answer these 3 questions:
1. Can anyone read your API keys?
2. Is your database open to anyone who asks?
3. Does the server check who's asking?
Checkout full safety checklist at: https://t.co/LjcIAsxSqe
Trussary - Built with AI , now make it safe.

[Dave Nguyen @davenguyenswe]

@nikhilx22 @X I have built https://t.co/nKnVzOyQha . We provide security audit from Senior SWEs for your project . DM and we can help you.

[Dave Nguyen @davenguyenswe]

@VPO_GLOBAL That’s an honor . I have sent the DM. Please check it out.

[Dave Nguyen @davenguyenswe]

Security audit for your website from Senior SWEs!
Claim your review for 0$ at https://t.co/nKnVzOyQha
Click claim button , enter form and we will contact you back.
#vibecode #aibuilder #security

[Dave Nguyen @davenguyenswe]

@heyyyyyieeee Let’s connect

[Dave Nguyen @davenguyenswe]

@saboorscales @X Let’s connect