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Alexandre Alvarenga

Wordpress Developer

Professional Goal


Wordpress Developer

Hello, my name is Alexandre, i am from Brazil, I am a WordPress Developer with 6+ years of experience building custom themes and plugins, both from scratch and using Elementor. I hold a bachelor degree in Information Systems and am fluent in English, allowing me to collaborate effectively on both local and international projects.


I specialize in creating high-performance, SEO-optimized websites aligned with Google Web Vitals, applying modern development best practices and tools like Semrush. I’ve developed complete plugins (CRUD, database integrations, custom dashboards), event calendar tools, and API integrations using REST and SOAP.


Key Achievements:

  • Reduced operational costs by 90% by developing an API-based customer service request system.
  • Improved security and site speed by removing unnecessary plugins and optimizing custom themes.
  • Enhanced SEO, accessibility, and responsiveness, significantly increasing traffic and mobile usability.
  • At Tokio Marine, contributed to traffic growth from 1 million to nearly 5 million monthly visits by improving SEO, site speed, and overall performance.
  • I’m committed to clear communication, attention to detail, and consistent delivery, always with respect, professionalism, and strong remote-work discipline.

My main skill set includes:

  • Backend: PHP, WordPress (custom themes & plugins), REST and SOAP APIs
  • Frontend: HTML, CSS (Bootstrap 3, 4, 5 / Sass / Tailwind), JavaScript (React, jQuery)
  • Tools & environments: Gulp, XAMPP, Nginx, Git (GitHub/GitLab), Cloudflare
  • Design & prototyping: Figma

I enjoy creating customized solutions that truly deliver value, and I'm always looking to learn new technologies and improve my delivery. If you'd like to chat or are interested in projects, feel free to contact me.

Education background


ir para graduacao sistemas de informacao

Degree

Information Systems

  • University - Uninove

  • Completed - Dec/2015

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English

Level C1

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Technologist

Information Technology

  • Barueri Technological Institute

  • Conpleted - Jun/2011

Work Experiences


  • Company: Almaviva Solutions S.A. / Prodesp - Government of the state of São Paulo
  • Ocupation: Wordpress Developer
  • Period: 06/2022 - 10/2025
  • Activities:

    I created WordPress themes from scratch using pure code with PHP, JavaScript, CSS, Bootstrap, Git, and GitHub, working with Elementor. I developed several plugins implementing CRUD (Create, Read, Update, Delete) functionalities, displaying data in the admin panel connected to the database. I also built tools such as an event calendar and other custom plugins. Additionally, I worked with API consumption using REST and SOAP.

    I developed customized WordPress plugins according to client requirements, including Event Calendar plugins and tools to create, read, update, and modify information in the admin panel while managing and connecting to the database.

    I created a form that consumed a SOAP API to redirect customer service requests, reducing operational costs by 90% (saving thousands of dollars monthly).

    I improved site security by removing 10 external plugins and customizing themes. I cleaned unnecessary plugin tables from the database, improved page speed, and reduced excess CSS and JavaScript.

    I improved SEO, increasing site traffic and enhancing accessibility.

    I improved the site's responsiveness, making it easier to view on mobile devices.

    I created multiple pages using Elementor.

    I increased security by preventing XSS attacks, changing default URLs, removing unnecessary comments, and deleting unused user accounts.

  • Sites: compras.sp.gov.br desenvolvimentoeconomico.sp.gov.br www.procon.sp.gov.br rota.sp.gov.br www.prodesp.sp.gov.br www.sggd.sp.gov.br
  • Company: RGR Tecnologia da Informação LTDA / Tokio Marine Insurance Company
  • Ocupation: Wordpress developer
  • Period: 10/2020 to 06/2022
  • Activities:

    I was responsible for maintaining and evolving the Tokio Marine institutional website. When I joined the company, the site averaged around 1 million visits per month. Through a combination of SEO improvements and performance optimization, I increased traffic by approximately 5x, reaching nearly 5 million visits per month.

    I led SEO enhancements using SEMrush, Google best practices, and structured data, while also improving page speed, accessibility, and responsiveness, significantly enhancing the mobile experience.

    On the technical side, I maintained and developed features using PHP, JavaScript, HTML, CSS, Bootstrap 3, and jQuery, creating reusable components to improve scalability and maintainability.

    I strengthened the site’s security and performance by removing over 25 external plugins, customizing themes, and cleaning unnecessary plugin tables from the database—resulting in faster load times and a more secure environment.

    Additionally, I:

    Developed custom WordPress plugins tailored to client requirements, with a strong focus on accessibility standards (WCAG) and OWASP guidelines

    Built custom WordPress themes, optimizing assets by minifying CSS, Sass, and JavaScript using Gulp

    Used Git, GitHub, and GitLab for version control

    Worked with servers such as XAMPP and Nginx

    Managed MySQL databases, organizing data and removing unnecessary records

    Integrated and consumed REST APIs

  • Sites: www.tokiomarine.com.br/ Blog tokio Marine
  • Company: InfoBruJac Informática Ltda
  • Ocupation: Junior WordPress/PHP Analist Full stack
  • Period: 02/2020 a 10/2020
  • Activities:

    I worked as a freelancer for small businesses and a marketing agency.

    I performed maintenance on over 30 websites during that time.

  • Sites: www.michelliduje.com.br srodonto24hs.com Operah

Technologies


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Wordpress


ir para plugins wordpress

Plugins WP


ir para php

PHP


ir para html

HTML


ir para css

CSS


ir para bootstrap 3, bootstrap 4, bootstrap 5

Bootstrap 3, 4 e 5


ir para tailwind css

Tailwind CSS


ir para sass

SASS


ir para javascript

Javascript


ir para react js

React Js


ir para jquery

Jquery


ir para gulp

Gulp


ir para xampp

Xampp


ir para git

Git


ir para github

GitHub


ir para gitlab

GitLab


ir para seo

SEO


ir para semrush

Semrush


ir para mysql

MySql


ir para restful api

RESTful API


ir para soap api

SOAP API


Courses


ir para certificado wordpress do zero ao profissional
ir para certificado wordpress do zero ao profissional ir para certificado bootstrap ir para certificado php 8 ir para certificado git ir para certificado wordpress plugin ir para certificado wordpress seo ir para certificado wordpress ir para certificado php ir para certificado bootstrap 5 ir para certificado seo do zero ao avançado ir para certificado figma ir para certificado elementor ir para certificado elementor ir para certificado tailwind