Idempotency Explained for Junior Engineers
Idempotency can sound like an intimidating word when you first hear it. But in real production systems, it is one of the most practical concepts a junior engineer can learn. It matters in pa...
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Notes on product engineering, fintech systems, learning, and the decisions behind the work.
External API Integration Is Harder Than It Looks
External API integration often looks simple at first. You read the documentation, find the endpoint, build a request, send it, receive a response, and update your system. With AI coding tool...
AI Can Write Code, But You Still Own the Pull Request
AI coding tools have changed how quickly engineers can create pull requests. In the past, creating a PR usually meant reading the issue, exploring the codebase, deciding on an implementation...
From Vibe Coding to Production Engineering
AI has significantly lowered the barrier to building software. A few years ago, if you wanted to build an app or service, you had to learn a programming language, understand a framework, rea...
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What Changes, What Stays in AI-Assisted Software Development
I recently prepared a presentation for engineers and junior engineers about software development in the AI era. The topic was not simply “how to use AI tools.” Instead, I wanted to focus on...
