jaugusto.dev

Software Engineer

Writing on software engineering, AI, architecture, and company building.

All of my long-form thoughts on building scalable systems, applying AI in real-world products, designing software architectures, and growing technology-driven companies.

May 20, 2026
The Hour After Deploy: Why Your Post-Release Validation Is Quietly Costing You More Than You Think
Every team validates a release. Most do it badly — fragmented, manual, dependent on the one engineer who "just knows" where to look. Here's how AI, skills, and MCPs can quietly rewrite that hour.
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May 14, 2026
Postmortems at Scale: Why Large Engineering Orgs Need AI-Assisted Incident Analysis
Postmortems are one of the most valuable feedback loops in software engineering, but they don't scale linearly with the size of the organization. Here's how AI with proper system context can change that.
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May 12, 2026
The Role of ADRs in Software Engineering Decisions
Your architectural decisions are quietly evaporating. The reasoning behind them dies the moment the meeting ends — and the next engineer will pay the price. Here's why ADRs aren't bureaucracy, they're the only memory your system has.
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May 10, 2026
Spec-Driven Development: A Practical Guide for Software Engineers Building With AI
AI agents can write code faster than you can review it — but only if they know what to build. Spec-Driven Development is the engineering discipline that closes the gap. Here's the theory, the workflow, and a complete worked example using Claude Code that you can adapt to any AI tool.
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April 17, 2026
Prompt Engineering: The Most Underrated Skill for Modern Software Engineers
AI tools are reshaping how software is built — but the engineers getting the most out of them share one skill most teams overlook. This article breaks down prompt engineering, why it matters in the market, and how mastering it can fundamentally change the way you work.
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August 21, 2025
Understanding Garbage Collection and Resource Management in C#
A clear and practical guide to how .NET garbage collection works, its limits with unmanaged resources, and why the Dispose pattern and finalizers are essential for building reliable and efficient C# applications.
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August 19, 2025
Understanding Memory Management in C#: Stack, Heap, Value Types, Reference Types, and Boxing/Unboxing
This article explains how memory management works in C# by exploring the stack and heap, value types, reference types, and the concept of boxing and unboxing. It breaks down how data is stored and managed, what happens during method calls, why garbage collection is important, and the performance impact of certain operations.
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June 19, 2025
Mastering Object-Oriented Programming in C#: Classes, Modifiers, and the Four Pillars
A developer's guide to object-oriented programming in C#, providing a structured approach to understanding classes, access modifiers, and the four pillars of OOP. Learn essential concepts with practical examples to elevate your C# development skills.
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December 23, 2024
Understanding Cache in C#: In-Memory and Distributed Cache
A concise guide to caching in C#, covering in-memory and distributed caching, their benefits, and when to use each for optimal performance and scalability.
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July 16, 2024
The CAP Theorem: Understanding the Behavior of Distributed Systems
The CAP Theorem states that a distributed system can only achieve two out of three characteristics: Consistency, Availability, and Partition Tolerance. In this article, we will explain what this means and provide practical examples.
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