Doogal Simpson (@doogal) | Hashnode Toggle Sidebar Feed Pro Search Theme Sign in MoreDarkshift - a dark factory for softwareBug0 - The AI-native e2e QA regression testingThe foreword by Hashnode - official blog from the Hashnode teamPassmark - The open-source AI framework for regression testingHashnode gql skill - let your AI agent publish to your Hashnode blogHackathonsChangelogBrand@hashnode on XHashnode on LinkedInSupport - [email protected] of ConductTermsPrivacySitemap Search Hashnode Search posts, tags, users, and pages @doogal Doogal Simpson @doogal·Joined December 2025 "hey doogal, what is .... ?" Share About Nothing here yet. Available for Nothing here yet. Doogal Simpson's blogs Doogal Simpson's Dev Blogdoogal.dev128 posts About Nothing here yet. Available for Nothing here yet. Doogal Simpson's blogs Doogal Simpson's Dev Blogdoogal.dev128 posts ArticlesComments Recently published DSDoogal Simpsonindoogal.dev·3h ago · 5 min read Managing AI Agents Like Junior Developers TL;DR: Effectively directing AI agents isn't about memorizing magic prompt templates; it is about applying engineering management skills. LLMs behave like enthusiastic junior developers who confidentl 00 DSDoogal Simpsonindoogal.dev·1d ago · 5 min read Software Estimation: Why It Fails and How to Fix It TL;DR: Software estimation fails because uncertainty increases with unfamiliar tasks. While frameworks like story points, t-shirt sizing, and hours exist to abstract this complexity, accurate estimati 00 DSDoogal Simpsonindoogal.dev·3d ago · 6 min read Graph Databases for Real-Time Fraud Detection Quick Answer: Graph analytics detects fraud by mapping connections between seemingly unrelated entities—like people, addresses, and transactions—into a unified network. Unlike traditional relational d 10 DSDoogal Simpsonindoogal.dev·4d ago · 5 min read How Defensive UI Design Prevents Production Outages When a system failure occurs, firing the operator who triggered it does absolutely nothing to prevent the next incident. Real reliability comes from building fault-tolerant user interfaces and process 00 DSDoogal Simpsonindoogal.dev·4d ago · 4 min read Why Exponential Math Breaks Software Scaling TL;DR Humans struggle to intuitively grasp exponential growth and probability, like the 1-in-33-million odds of flipping 25 consecutive heads. While the gambling industry exploits this cognitive gap f 00 Load more