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oscarmmi/README.md

πŸ‘‹ Hi, I'm Oscar MuΓ±oz

I'm a Senior Web Developer and Systems Engineer with more than 9 years of professional experience, passionate about building scalable, user-focused web applications.
I’m bilingual (Spanish & English) and have worked with clients and companies in Colombia, Spain, and the United States.

Currently, I work as a Freelance Senior Web Developer, specializing in customizing themes and plugins for international clients and optimizing web performance. Previously, I worked at Codistry and have extensive experience leading development teams using PHP, MySQL, React, and WordPress.


πŸ’Ό Recent Experience

πŸ’» Freelancer (Jun 2025 – Present) β€” Senior Web Developer

  • Customize WordPress themes and plugins for international clients.
  • Optimize web performance and functionality to ensure high-speed user experiences.
  • Utilize PHP, MySQL, and JavaScript to deliver tailored web solutions.

πŸš€ Codistry (Dec 2023 – Jun 2025) β€” Senior Web Developer

  • Developed custom web apps using PHP (vanilla & WordPress), MySQL, and React.
  • Created WordPress themes and plugins for international clients.
  • Ensured fast performance and responsiveness across various devices and platforms.

🧩 DevBase (Dec 2022 – Nov 2023) β€” Backend Engineer

  • Built RESTful APIs with Laravel, handled migrations, and optimized database queries.
  • Conducted unit and integration testing (TDD), and managed backend performance.
  • Focused on maintainability and scalability of products.

πŸ—οΈ Marval S.A. (Jan 2022 – Nov 2022) β€” Web Developer

  • Designed data pipelines using SQL Server, Oracle DB, and JDE Edwards.
  • Created robust stored procedures and automated reporting solutions.

🧠 Technologies I Use & Love

Languages & Frameworks:
PHP, JavaScript, Laravel, Symfony, Vue.js, React, jQuery, C#, .NET, HTML5, CSS3

Databases:
MySQL, PostgreSQL, SQL Server, MariaDB, Oracle

Frontend:
Bootstrap, Vuetify, Tailwind CSS, BootstrapVue

CMS & eCommerce:
WordPress, Shopify, WooCommerce

Tools & Other Skills:
Git, REST APIs, Docker, Agile/Scrum, Data Integration, Debugging, Testing (TDD)


🌱 Currently Learning

  • Advanced Laravel ecosystem
  • Vue 3 Composition API
  • SQL performance optimization techniques

πŸ’¬ Ask Me About

Laravel | Vue.js | PHP | MySQL | SQL Server | WordPress | React | JavaScript


πŸ“„ Resume & Contact

πŸ“„ View My Resume (PDF)
πŸ“§ [email protected]
πŸ”— LinkedIn - Oscar Javier MuΓ±oz Marciales
🌐 Portfolio - artechsano.pro
πŸ’» GitHub - @oscarmmi


πŸ“Š GitHub Stats

πŸ“Š My GitHub Stats](https://github.com/oscarmmi/github-readme-stats)

πŸ† Top Languages](https://github.com/oscarmmi/github-readme-stats)

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