--- title: "Juan Sebastián Mendoza (@JuanMendozaDev) | Hashnode" description: "Software Developer | JavaScript | React | FrontEnd Developer. Read the latest articles by Juan Sebastián Mendoza on Hashnode." url: "https://hashnode.com/@JuanMendozaDev" --- @JuanMendozaDev # Juan Sebastián Mendoza @JuanMendozaDev · Colombia · Joined August 2021 Software Developer | JavaScript | React | FrontEnd Developer [Website](https://juansebastianm.github.io/portfolio/) ### [Build a Full Stack CRUD App With GraphQL, MongoDB, NextJS, NextAuth, and TypeScript](https://blog.juanmendozadev.xyz/build-a-full-stack-crud-app-with-graphql-mongodb-nextjs-nextauth-and-typescript?utm_source=hashnode&utm_medium=feed) Building full-stack apps might sound scary and challenging, especially when working alone and not knowing which tools to use, where, and how to deploy the app 🤯. However, this article will teach you two things: the main one - basics of GraphQL, Mon... 75 min read · [blog.juanmendozadev.xyz](https://blog.juanmendozadev.xyz/build-a-full-stack-crud-app-with-graphql-mongodb-nextjs-nextauth-and-typescript?utm_source=hashnode&utm_medium=feed) [6](https://hashnode.com/posts/build-a-full-stack-crud-app-with-graphql-mongodb-nextjs-nextauth-and-typescript/64ba8f6d66001031b4b054bb) [Jul 21, 2023](https://hashnode.com/posts/build-a-full-stack-crud-app-with-graphql-mongodb-nextjs-nextauth-and-typescript/64ba8f6d66001031b4b054bb) ### [Detecting Changes in HTML Attributes with JavaScript Mutation Observer](https://blog.juanmendozadev.xyz/detecting-changes-in-html-attributes-with-javascript-mutation-observer?utm_source=hashnode&utm_medium=feed) Detecting mutations in the DOM tree can be quite challenging in vanilla JavaScript, but thankfully, there's a constructor that makes it easier. In this article, we'll dive into the basics of Mutation Observer by driving you through the solution for a... 6 min read · [blog.juanmendozadev.xyz](https://blog.juanmendozadev.xyz/detecting-changes-in-html-attributes-with-javascript-mutation-observer?utm_source=hashnode&utm_medium=feed) [May 6, 2023](https://hashnode.com/posts/detecting-changes-in-html-attributes-with-javascript-mutation-observer/6456e4cc04faac0e12c075c5) ### [Dealing with Debugging: 7 Techniques You Should Know](https://blog.juanmendozadev.xyz/dealing-with-debugging-7-techniques-you-should-know?utm_source=hashnode&utm_medium=feed) Debugging is one of the most important skills one can have and knowing techniques to do so effectively is key. As part of my experience, here are some techniques that have helped me a lot throughout my journey and will, for sure, boost yours :) CSS-r... 3 min read · [blog.juanmendozadev.xyz](https://blog.juanmendozadev.xyz/dealing-with-debugging-7-techniques-you-should-know?utm_source=hashnode&utm_medium=feed) [Feb 18, 2023](https://hashnode.com/posts/dealing-with-debugging-7-techniques-you-should-know/63f0235e08f2bb874997108d) ### [From College Dropout to My First Year as a Software Developer](https://blog.juanmendozadev.xyz/from-college-dropout-to-my-first-year-as-a-software-developer?utm_source=hashnode&utm_medium=feed) Not gonna lie, 2021 and 2022 have been two of the best years of my whole life, if not the best... Reflecting on how my programming journey started makes me feel proud of myself and my not-so-crazy decision of dropping out of college 1 semester away f... 9 min read · [blog.juanmendozadev.xyz](https://blog.juanmendozadev.xyz/from-college-dropout-to-my-first-year-as-a-software-developer?utm_source=hashnode&utm_medium=feed) [4](https://hashnode.com/posts/from-college-dropout-to-my-first-year-as-a-software-developer/63cfff0678a4198b1e02aeea) [Jan 24, 2023](https://hashnode.com/posts/from-college-dropout-to-my-first-year-as-a-software-developer/63cfff0678a4198b1e02aeea) ### [Dev Retro 2022 - My Journey As A Developer](https://blog.juanmendozadev.xyz/dev-retro-2022-my-journey-as-a-developer?utm_source=hashnode&utm_medium=feed) Hello, everyone! It's been quite a few months since I wrote my last article but here I am with a new one to reflect on my 2022 developer journey. New Year, New Job Yes... New year, new and first ever job. I started my job hunt in early January, appli... 6 min read · [blog.juanmendozadev.xyz](https://blog.juanmendozadev.xyz/dev-retro-2022-my-journey-as-a-developer?utm_source=hashnode&utm_medium=feed) [7](https://hashnode.com/posts/dev-retro-2022-my-journey-as-a-developer/63a4a9e97e26bbd0c823ec06) [Dec 22, 2022](https://hashnode.com/posts/dev-retro-2022-my-journey-as-a-developer/63a4a9e97e26bbd0c823ec06)