@marioarce

Mario Alberto Arce

@marioarceSan José, Costa RicaJoined June 2026

AWS Cloud Architect | Serverless & Event-Driven Systems | Enterprise Modernization (Monolith → Microservices) | .NET & API Architecture

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Mario Alberto Arce's blogs

PowerCSharppowercsharp.hashnode.dev7 posts

The Cache Family

One `ICacheService` contract, two swappable backends — an in-memory LRU cache (BitFaster) and a disk-backed cache that survives process restarts — switchable through configuration, safe-off by default.

6 min readpowercsharp.hashnode.dev

Sep 2

The Features Framework

A feature flag library answers one question: is this feature enabled? It doesn't answer the question that actually matters in a real application: what happens to dependency injection when the feature is *not* enabled? That gap is where `PowerCSharp.Features` came from.

5 min readpowercsharp.hashnode.dev

Aug 21

Foundation: Core, Extensions, Utilities, Helpers, Compatibility

Twenty Years of the Same Five Bugs

7 min readpowercsharp.hashnode.dev

Aug 18

Why I Built a Feature Module Engine — and Why Feature Flag Libraries Weren't Enough

A feature flag library tells you whether a feature is on or off. A feature module engine tells you what to do about it.

7 min readpowercsharp.hashnode.dev

Jul 14

100+ Extension Methods: When Breadth Is a Design Decision, Not a Mistake

The danger of extension method libraries is not the methods — it's the lack of discipline. Here is how I designed 100+ methods that still have a coherent API surface.

5 min readpowercsharp.hashnode.dev

Jul 3

Mario Alberto Arce

About

Available for

Mario Alberto Arce's blogs

The Cache Family

The Features Framework

Foundation: Core, Extensions, Utilities, Helpers, Compatibility

Why I Built a Feature Module Engine — and Why Feature Flag Libraries Weren't Enough

100+ Extension Methods: When Breadth Is a Design Decision, Not a Mistake

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Mario Alberto Arce

About

Available for

Mario Alberto Arce's blogs

The Cache Family

The Features Framework

Foundation: Core, Extensions, Utilities, Helpers, Compatibility

Why I Built a Feature Module Engine — and Why Feature Flag Libraries Weren't Enough

100+ Extension Methods: When Breadth Is a Design Decision, Not a Mistake