Architecture & Patterns

System design, microservices vs monoliths, event-driven architectures, DDD, and resilient patterns.

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Inside Architecture & Patterns

System Design & Scalability Capacity planning, sharding, multi-region, and cost/perf trade-offs. Domain-Driven & Hexagonal Bounded contexts, ports/adapters, and maintainable system structure. Resilience & Caching Circuit breakers, retries/backoff, bulkheads, and caching strategies. API Design & Governance Naming, pagination, filtering, errors, versioning, and style guides at scale.

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dev.to > ahmed_sayed_01c0dad16b6a5 > beyond-a-basic-weather-app-architecture-resilience-in-react-4dk

Beyond a Basic Weather App: Architecture & Resilience in React

30+ min ago   (68+ words) A weather app is often seen as a simple tutorial project, but turning it into a resilient, production-ready system requires solving real-world frontend challenges. Here is how I architected my Weather Application with a focus on system reliability: ⚡ The Architecture…...


dev.to > mobilerings > mobiletopup-modeling-airtime-data-and-bundles-without-a-messy-product-schema-36p2

MobileTopUP: Modeling Airtime, Data, and Bundles Without a Messy Product Schema

11+ min ago   (603+ words) One of the easiest mistakes in a recharge platform is assuming that every product can be represented as: That works beautifully until the catalogue contains: At that point, amount is no longer a product model. It is one attribute among…...


dev.to > yvan_saf_ffc94f53/62/3480b1 > i-attacked-my-own-aws-api-four-times-then-fixed-it-and-wrote-down-everything-3a52

I Attacked My Own AWS API Four Times, Then Fixed It, and Wrote Down Everything

14+ min ago   (750+ words) A few months ago I got tired of hearing the same sentence in interviews and student forums: "we're on... Tagged with security, aws, cybersecurity, cloudsecurity....


dev.to > __f5cd865bec2 > your-first-aspnet-app-dependency-injection-741

Your first ASP.NET App: Dependency Injection

6+ min ago   (19+ words) Hello! In this tutorial we will build your own ASP.NET Service Dependency Injection!... Tagged with webdev, csharp, aspnet, tutorial....


dev.to > piotrstelmach > enterprise-rag-scaling-ai-with-granular-data-and-hybrid-access-control-198h

Enterprise RAG: Scaling AI with Granular Data and Hybrid Access Control

47+ min ago   (532+ words) In this article, I will dive into the architectural mindset required to build a production-grade RAG system that is high-performing, scalable, and secure by design. To move beyond experimental scripts, we must focus on two fundamental architectural pillars. Sending entire…...


dev.to > cortia > api-valid-interface-invalid-a-boundary-failure-in-title-generation-3926

API Valid, Interface Invalid: A Boundary Failure in Title Generation

35+ min ago   (309+ words) It started in the backlog: #2637/brand#16. Not a task name—just a truncated segment of checklist and prompt text welded into an issue title. It blended into the ticket flow at first, but pattern recognition kicked in. Then another: #2644/brand…...


dev.to > dionisioc > solid-without-the-acronym-its-just-cohesion-and-coupling-4e07

SOLID Without the Acronym: It's Just Cohesion and Coupling

54+ min ago   (1181+ words) SOLID isn't really five independent principles. It's mostly two long-standing software design ideas expressed in different ways. Every letter in SOLID is just a named consequence of one of those two forces. Here's the first cut: Once you see that,…...


dev.to > fulenn > building-a-browser-based-room-planner-with-codex-what-i-learned-lli

Building a browser-based room planner with Codex: what I learned

1+ hour, 14+ min ago   (157+ words) I'm building Small Room Solver, a free browser tool for trying furniture layouts before moving everything around. You draw your room, enter furniture measurements, move things around in 2D and open a 3D preview. No signup needed; edits stay in your browser…...


dev.to > mahirhir > a-six-line-edit-made-fifteen-units-stale-the-freshness-check-was-working-correctly-1en6

A six-line edit made fifteen units stale. The freshness check was working correctly.

1+ hour, 38+ min ago   (530+ words) Every unit of this project carries a record of its last verification, and each record pins the configuration it was checked against by hashing it. If the configuration changes, the pin no longer reproduces and the record goes stale, which…...


dev.to > anton_brilliantov > generation-and-operations-are-one-thing-ei9

Generation and Operations Are One Thing

1+ hour, 28+ min ago   (856+ words) Add a service and you get code, observability and deploy — or the platform drifts from reality. What it takes to keep 'declared' and 'actual' the same thing by construction, and what that costs. Tagged with platform, devops, go, architecture....