Front-End Developer - Guilherme Guain

Front-End Developer

Guilherme Guain

Since 2012 solving problems and creating web solutions.
React.jsTypeScriptNext.jsESLintJest
Guilherme Guain

Guilherme Emilio Guain Peixinho

Front-End Developer

Developer since 2012, with experience in React.js, Next.js, TypeScript, Node.js, Tailwind CSS, Styled Components, Git and Jest. I have experience working in agile environments, using Scrum, facilitating ceremonies and contributing to the organization and documentation of the project. I've worked in marketing for more than 10 years, where I acquired a great deal of knowledge in search engine optimization (SEO) and content management systems (CMS) such as WordPress and Strapi.

Throughout my career I also took on tasks in related areas, where I acquired knowledge in:

  • Design: Layout creation, image manipulation, use of tools like Figma, Photoshop and Illustrator. Knowledge of UX/UI.

  • SEO: Technical SEO, code optimization, headers and directives configuration, sitemap creation and use of tools like Semrush, Google Tag Manager, Google Analytics and Google Search Console.

  • DevOps: CI/CD, Git and Git Flow, standardization of settings, definition of environments, sense of urgency, adaptability and teamwork.

  • Infrastructure: Configuration of Linux servers (Debian/Ubuntu), configuration of web servers such as Apache and Nginx, creation of virtual machines and databases on Google Cloud, installation of various components, SSH connection configuration, firewall adjustment and opening of ports and configuration of SSL certificates.

Hard skills

HTML/CSS

JavaScript/React.js

TypeScript

Technical SEO

Design/Layout

Git

Soft skills

Communication

Teamwork

Problem-solving

Time Management

Critical Thinking

Decision Making

Techs & Tools

Primary

React.jsTypeScriptNext.jsESLintTailwind CSSGitJest

Secondary

PHPNode.jsMySQLWordPressGraphQLAMPPostman

Design

Languages

Portuguese

Speaking
Listening
Writing

English

Speaking
Listening
Writing

Data-driven SEO

Semrush

  • Keyword and competitor research and analysis

  • Monitoring and correction of errors identified by the audit

  • Performance and positioning monitoring

Google Tag Managger

  • Setup of tags, triggers and variables

  • Creation of triggers based on custom events

  • Configuration for communication between iframes

  • Capture of information through data layer

Google Analytics

  • Tag installation using Google Tag Manager

  • Setup of custom dimensions and metrics

  • GA4 Setup

  • Setup of filters and conversion goals

  • Use of data layer to get data

Experience

  • Front-End Developer

    07/2024 - atual

    Gobrax

    React.jsTypeScriptNext.jsESLintJest

    I'm responsible for supporting and maintaining a React.js application. My role involves fixing bugs, improving functionality and ensuring that the application works efficiently for users.

  • Full Stack Developer

    08/2018 - present

    Toxicologia Pardini

    React.jsTypeScriptNext.jsESLintWordPressPHPMySQLAMPJest

    I work on the development of various projects, I'm responsible for optimizing websites to improve their ranking in search engines, I solve technology and development problems and I constantly bring innovation.

  • Front-End Developer

    01/2023 - 04/2024

    Amo Promo

    React.jsTypeScriptNext.jsESLintJest

    During my time at Amo Promo, I worked as a Front-End Developer. My responsibilities included developing and enhancing web applications using React.js and Next.js. I contributed to the creation and maintenance of reusable component libraries, which helped to improve the efficiency and consistency of our development processes. In addition, I was involved in ensuring the reliability and quality of our code by writing unit tests with Jest.

  • Full Stack Developer

    08/2021 - 12/2023

    Inter-American Coalition

    WordPressPHPMySQLSassGulp

    Project developed with WordPress Multisite to unify the organization's websites, facilitating the maintenance and management of content. I was responsible for monitoring and maintaining the server, updating WordPress plugins and themes, and managing website content.

  • Full Stack Developer

    08/2018 - 04/2023

    Global Empregos

    WordPressPHPMySQLSassGulp

    I worked as a Full Stack Developer, playing a cross-functional role that included developing technology solutions, SEO optimization, and web server management. In this challenging position, I was responsible for creating an enhanced online experience for candidates and companies.

  • Full Stack Developer

    11/2019 - 04/2023

    Global Treina

    WordPressPHPMySQLSassGulp

    At Global Treina, I had the opportunity to play a crucial role in the development of a online learning platform, focused on vocational courses. As a full Stack developer, I was responsible for creating a high-quality, interactive learning experience for students, incorporating modern technologies and innovative solutions.

  • Full Stack Developer

    09/2020 - 10/2022

    Health Protection

    React.jsTypeScriptNext.jsESLintTailwind CSSReact Query

    The project was developed using Next.js with TypeScript and tools such as the Context API, Axios, Tailwind CSS, Chakra UI, ESLint, and React Query. For content management, we used Sanity CMS. My activities involved front-end development, API integration, component and page creation, maintenance and bug fixing, and also continuous deployment with Netlify and Vercel.

  • Full Stack Developer

    05/2013 - 08/2018

    360 Comunicação Digital

    WordPressPHPMySQL

    As a communication agency focused on positioning companies with digital marketing, I participated in the whole process, from the layout creation to the publication of the site in Wordpress. My activities involved structuring and customizing WordPress themes and plugins, performance optimization and SEO, landing page creation and API integration.

Projects

  • Entes
  • Vai de Promo
  • Sleepie
  • Health Protection
  • Toxicologia Pardini
  • Extra Consult
  • Trabalhista Cred
  • Inter-American Coalition
  • Global Empregos
  • ALADDiV
  • DeclareFacil
  • Empório das Arábias
  • RBAC 120
  • Sorriso da Vila
  • SLH Engenharia
  • Swell Engenharia
  • Espaço Manar
  • Zetaz

Education

  • Ignite Lab - Node.js, NestJS, Prisma, TypeScript and Jest

    Rocketseat

    12/2022 - 12/2022Online

  • React.js - Ignite

    Rocketseat

    07/2022 - 07/2022Online

  • GoStack - Node.js, React.js and React Native

    Rocketseat

    10/2020 - 03/2021Online

  • Nanodegree Front-end Web Developer

    Udacity

    11/2017 - 04/2018Online

  • HTML5, CSS3, JavaScript and Bootstrap

    Alura

    11/2017 - 02/2018Online

  • Programming logic and PHP

    Impacta

    10/2012 - 06/2014São Paulo, SP

  • Graphic Design Technician

    Alpha Channel

    05/2012 - 05/2013São Paulo, SP

Events

  • Codecon Summit 2024

    Codecon

    09/2024Joinville, SC

  • Hack Town 2024

    Hack Town

    08/2024Santa Rita do Sapucaí, MG

  • Gramado Summit 2024

    Gramado Summit

    04/2024Gramado, RS

  • DevLeaders Conference

    Alura

    08/2023São Paulo, SP

  • IA Experience

    Upper & StartSe

    04/2023São Paulo, SP

  • Assemble

    Rocketseat

    03/2023São Paulo, SP

  • Next.js Conf

    Vercel

    10/2022Online

  • SEO Summit

    Conversion

    09/2022Online

  • DoWhile 2020

    Rocketseat

    12/2020Online

  • Semrush Live

    Semrush

    10/2019São Paulo, SP

  • Google Cloud Summit

    Google

    12/2018São Paulo, SP

  • WordCamp São Paulo 2018

    Community

    10/2018São Paulo, SP

  • Google AMP Roadshow Brazil

    Google

    08/2018São Paulo, SP