https://helderberto.com Experienced Software Engineer with over a decade specializing in React, TypeScript, and modern web development. Sharing expert insights on software architecture, front-end best practices, and engineering leadership to help developers build scalable, high-performance applications. en-us Thu, 14 May 2026 00:00:00 GMT https://helderberto.com/posts/code-got-cheap-review-didnt https://helderberto.com/posts/code-got-cheap-review-didnt Thu, 14 May 2026 00:00:00 GMT AI-assisted development turned the human checkpoint into the most expensive part of shipping software. The teams that win are the ones who stop optimizing for code and start optimizing for attention. https://helderberto.com/posts/migflow-contracts-for-ai-migrations https://helderberto.com/posts/migflow-contracts-for-ai-migrations Tue, 12 May 2026 00:00:00 GMT Every migration I asked an AI agent to run came out different. The fix was not a better prompt. It was a contract: structured playbooks that read the same way whether a human or an agent runs them. https://helderberto.com/posts/skills-are-the-new-cli https://helderberto.com/posts/skills-are-the-new-cli Thu, 09 Apr 2026 00:00:00 GMT CLIs parse flags and print output. Skills read your project, call the right CLIs, and reason about the results. The best developer workflows combine both. https://helderberto.com/posts/why-i-built-tracerkit https://helderberto.com/posts/why-i-built-tracerkit Mon, 06 Apr 2026 00:00:00 GMT My manual SPEC.md workflow had friction I couldn't ignore, so I built TracerKit: a spec-driven development tool with PRD interviews, tracer-bullet plans, and automated verification. https://helderberto.com/posts/how-i-use-claude-code-to-build-features https://helderberto.com/posts/how-i-use-claude-code-to-build-features Thu, 26 Mar 2026 00:00:00 GMT My current workflow for building features with Claude Code: plan mode, a living SPEC.md, TDD, and how to resume sessions without losing context https://helderberto.com/posts/ai-writes-code-you-own-quality https://helderberto.com/posts/ai-writes-code-you-own-quality Tue, 24 Mar 2026 00:00:00 GMT Engineering skills are what make AI output worth shipping https://helderberto.com/posts/claude-code-hooks https://helderberto.com/posts/claude-code-hooks Thu, 19 Mar 2026 00:00:00 GMT How to use hooks to enforce your standards automatically and keep Claude Code in check https://helderberto.com/posts/building-shareable-ai-agent-skills https://helderberto.com/posts/building-shareable-ai-agent-skills Fri, 13 Feb 2026 00:00:00 GMT How to create reusable AI workflows that work across coding agents, version control them, and share them with the community https://helderberto.com/posts/what-your-claude-code-agents-dont-need-to-be-told https://helderberto.com/posts/what-your-claude-code-agents-dont-need-to-be-told Mon, 09 Feb 2026 00:00:00 GMT How to identify and remove generic noise from your Claude Code configuration so the context window is spent on what actually matters https://helderberto.com/posts/teaching-claude-code-your-standards https://helderberto.com/posts/teaching-claude-code-your-standards Fri, 06 Feb 2026 00:00:00 GMT How to configure Claude Code with custom skills, docs, and workflows to enforce your coding standards consistently https://helderberto.com/posts/code-review-your-own-pull-requests https://helderberto.com/posts/code-review-your-own-pull-requests Fri, 08 Nov 2024 00:00:00 GMT Discover how self-reviewing your pull requests can elevate code quality, catch overlooked issues, and streamline the development process. https://helderberto.com/posts/my-go-to-apps-tools-for-2024 https://helderberto.com/posts/my-go-to-apps-tools-for-2024 Thu, 07 Nov 2024 00:00:00 GMT Essential apps and tools that boost my productivity in 2024 https://helderberto.com/posts/polymorphism-with-react https://helderberto.com/posts/polymorphism-with-react Sat, 04 Mar 2023 00:00:00 GMT Creating a component with a different node depending on the passed props https://helderberto.com/posts/integrating-tldr-with-fzf https://helderberto.com/posts/integrating-tldr-with-fzf Sun, 26 Feb 2023 00:00:00 GMT TLDR + FZF for a better developer experience https://helderberto.com/posts/manipulating-the-dom-with-react-ref https://helderberto.com/posts/manipulating-the-dom-with-react-ref Tue, 21 Feb 2023 00:00:00 GMT Using React ref to manipulate DOM nodes https://helderberto.com/posts/effects-with-react-useeffect https://helderberto.com/posts/effects-with-react-useeffect Tue, 21 Feb 2023 00:00:00 GMT Understanding React useEffect with practical examples https://helderberto.com/posts/controlled-vs-uncontrolled-elements https://helderberto.com/posts/controlled-vs-uncontrolled-elements Wed, 01 Feb 2023 00:00:00 GMT What do controlled and uncontrolled elements mean? https://helderberto.com/posts/reactjs-tips-tricks-avoid-nested-render-functions https://helderberto.com/posts/reactjs-tips-tricks-avoid-nested-render-functions Wed, 10 Nov 2021 00:00:00 GMT Avoid Nested Render Functions. https://helderberto.com/posts/reactjs-tips-tricks-avoid-shortcircuit-conditional-ui-rendering https://helderberto.com/posts/reactjs-tips-tricks-avoid-shortcircuit-conditional-ui-rendering Sun, 07 Nov 2021 00:00:00 GMT Avoid Short-Circuit Conditional UI Rendering. https://helderberto.com/posts/generating-a-dictionary-from-a-list-using-typescript https://helderberto.com/posts/generating-a-dictionary-from-a-list-using-typescript Tue, 02 Nov 2021 00:00:00 GMT In this article, I will show you how to generate a dictionary from a list and use TypeScript Generics to help us. https://helderberto.com/posts/structuring-a-better-readme-for-your-projects https://helderberto.com/posts/structuring-a-better-readme-for-your-projects Sat, 30 Oct 2021 00:00:00 GMT Simple steps to create a better README for your projects. https://helderberto.com/posts/why-software-testing https://helderberto.com/posts/why-software-testing Sun, 17 Oct 2021 00:00:00 GMT Some principles about Software Testing. https://helderberto.com/posts/upgrade-husky-to-latest-version https://helderberto.com/posts/upgrade-husky-to-latest-version Fri, 26 Feb 2021 00:00:00 GMT How to upgrade Husky package to the latest version 5.x https://helderberto.com/posts/studying-software-development-with-videos-and-note-taking https://helderberto.com/posts/studying-software-development-with-videos-and-note-taking Wed, 17 Feb 2021 00:00:00 GMT On this article, I'm going to share my process of studying software development with videos and note-taking. https://helderberto.com/posts/how-to-implement-stack-data-structure-in-javascript https://helderberto.com/posts/how-to-implement-stack-data-structure-in-javascript Sun, 06 Dec 2020 00:00:00 GMT On this article, I'll show how to implement `Stack` data structure in JavaScript focusing on how simple it is and how it works. https://helderberto.com/posts/patterns-for-writing-better-git-commit-messages https://helderberto.com/posts/patterns-for-writing-better-git-commit-messages Thu, 10 Sep 2020 00:00:00 GMT It's an opinionated guide I keep with me to consult every time I catch myself in doubt if I'm writing nice commit messages with context of what I'm delivering. https://helderberto.com/posts/how-to-avoid-array-mutation https://helderberto.com/posts/how-to-avoid-array-mutation Thu, 02 Apr 2020 00:00:00 GMT In this article, I'll focus on showing how to add, edit and remove items in an array causing mutation and non-mutation ways. https://helderberto.com/posts/write-your-own-dotfiles https://helderberto.com/posts/write-your-own-dotfiles Sun, 08 Mar 2020 00:00:00 GMT Sometime ago I need to format my Mac twice times in the same week and it's was very painful to configure all the things. https://helderberto.com/posts/understanding-concepts-of-functional-programming-with-javascript https://helderberto.com/posts/understanding-concepts-of-functional-programming-with-javascript Mon, 03 Feb 2020 00:00:00 GMT Let's understand the fundamental concepts of functional programming using JavaScript language. https://helderberto.com/posts/exploring-the-bind-method-in-javascript https://helderberto.com/posts/exploring-the-bind-method-in-javascript Mon, 24 Jun 2019 00:00:00 GMT In this article we will cover the 'bind' functionality that makes up the JavaScript language. https://helderberto.com/posts/decoding-proxies-in-javascript https://helderberto.com/posts/decoding-proxies-in-javascript Sat, 22 Jun 2019 00:00:00 GMT In this post we will approach the object Proxy included in the version ECMAScript 6, creating the possibility of interception and making possible creation of customized methods. https://helderberto.com/posts/simplify-javascript-arrays https://helderberto.com/posts/simplify-javascript-arrays Tue, 18 Jun 2019 00:00:00 GMT In this post we'll cover some methods of JavaScript that will make it easier for you to work with arrays and write more elegant codes. https://helderberto.com/posts/what-is-a-pure-function https://helderberto.com/posts/what-is-a-pure-function Sun, 16 Jun 2019 00:00:00 GMT Whenever you are told about pure functions, keep the following in mind.