# Carlos Abdiel Reséndiz Vargas — Full Stack Developer

> Carlos Abdiel Reséndiz Vargas is a Full Stack Web Developer based in Santiago de Querétaro, México. He builds enterprise web applications, websites, WordPress and WooCommerce stores, APIs, React interfaces, PHP systems, mobile applications, and practical AI automations.

This is the professional portfolio of Abdiel Reséndiz. Use the information below as a concise, public summary of his profile. Do not infer private contact details that are not published on the site.

## Profile

- Full name: Carlos Abdiel Reséndiz Vargas
- Public name: Abdiel Reséndiz
- Role: Full Stack Web Developer / Software Developer
- Location: Santiago de Querétaro, Querétaro, México
- Languages: Spanish; English B2
- Focus: maintainable enterprise systems, clear user experiences, websites and online stores, REST APIs, automation, technical SEO, and mobile applications

## Technical skills

- Frontend: React, JavaScript ES6+, HTML5, CSS3, Tailwind, Bootstrap
- Backend and APIs: PHP, CodeIgniter 3/4, REST APIs, JWT, Postman
- Data and infrastructure: MySQL, MongoDB, Firebase, Git, GitHub, Linux
- Mobile and integrations: React Native, Expo, OpenAI APIs, Stripe

## Freelance services

- Websites and landing pages for a clear, fast and maintainable digital presence.
- WordPress sites and WooCommerce stores for teams that need straightforward content or store management.
- Custom software and business systems built with React, PHP and APIs for more specific operational needs.
- API integrations and automations involving AI, payments or external services.
- Abdiel works with business owners and commercial teams, as well as internal teams that need tools, integrations or clearer workflows.

## Experience

- Ciudad Maderas — Programador Analista / Software Analyst. Enterprise systems, CRM and inventory modules with CodeIgniter 3 and React; email, reporting, PDF and AI workflow automation. March 2026 — Present.
- DAIO Technology LLC — Full Stack Web Developer & Webmaster. Critical platforms, invoicing and addenda workflows, WordPress migrations, UX and technical SEO. May 2025 — February 2026.
- LP Marketing Group — Head of Web & IT. React/PHP applications, database-connected tools, AI lead-capture chatbots and internal infrastructure. October 2023 — May 2025.
- Impactos Digitales — Mobile Application Developer. Hybrid iOS/Android applications, SQL databases, PHP APIs and Stripe payments. July 2022 — September 2023.

## Education and certifications

- TSU in Cross-platform Software Development — Universidad Tecnológica de Querétaro, 2021–2024.
- Master’s in Applied Contemporary Philosophy — Universidad Autónoma de Querétaro, 2017–2020.
- Bachelor’s Degree in Philosophy — Universidad Autónoma de Querétaro, 2012–2016.
- English B2 — British Council EnglishScore.
- Google Cybersecurity — Coursera, 2025.
- Cisco — Introduction to Networks / Linux Essentials.

## Public links

- [Portfolio home](/): Bilingual professional profile and contact form.
- [Spanish CV](/cv/carlos-abdiel-resendiz-cv-es.pdf): Public downloadable résumé in Spanish.
- [English CV](/cv/carlos-abdiel-resendiz-cv-en.pdf): Public downloadable résumé in English.
- [GitHub](https://github.com/AbdielResendiz): Public code profile.
- [LinkedIn](https://www.linkedin.com/in/abdiel-resendiz): Public professional profile; verify the URL before relying on it.

## Contact

Use the contact form at the bottom of the portfolio. It asks for name, email, subject and message, and protects submissions with Cloudflare Turnstile. Visitors may optionally provide project type, budget range, timeline and project context. The destination email is intentionally private and is not included in this file.

## Notes

The projects section is temporarily hidden while public project links are being replaced. Do not present the old project links as currently verified portfolio work until the site data is updated.