FREZDEV
experience, portfolio and GitHub in one placeexperience, portfolio and GitHubprofile and GitHub

Professional profile

André Luiz Frezarini Dias da Silva

Web Developer · Mid-level IT Analyst

Web developer focused on front-end, interfaces and product maintenance. I currently work at Dentista Mais and bring a practical background in support and infrastructure.

São Paulo, Brazil
Universidade Cruzeiro do Sul
JavaScriptC#HTML5CSSFront-end development
GitHubLinkedInEmailWebsite
HTMLPowerShellCSSSassTypeScript
Latest projectFrezdev-public

Repositório público do FrezDev para rodar Github Pages

Updated on Sep 10, 2026 · HTML
Current roleDentista Mais
Core educationSystems Analysis and Development · Cruzeiro do Sul

Experience

Professional timeline.

DeveloperDentista Mais

Full-time

Jan 2026 - present · 5 months

Brazil · Hybrid

BI Assistant - SeniorGrupo Haganá

Full-time · 1 yr 5 mos

Sep 2025 - Jan 2026 · 5 months

São Paulo, Brazil

Mid-level IT AnalystGrupo Haganá

Full-time · 1 yr 5 mos

Sep 2024 - Sep 2025 · 1 yr 1 mo

On-site

  • Took on responsibility for training support teams, guiding new team members and improving ticket management.

Technical support · Active Directory · +10 more skills

Web developerWebNets

Full-time · 2 yrs 2 mos

Jun 2022 - Apr 2024 · 1 yr 11 mos

São Paulo, Brazil · Hybrid

  • Built and maintained complete websites, focused on creating intuitive interfaces, optimizing performance and integrating APIs.

HTML5 · JavaScript · +21 more skills

Junior Support AnalystWebNets

Full-time · 2 yrs 2 mos

Mar 2022 - Jun 2022 · 4 months

On-site

  • Trained clients to use the company's website management platform.
  • Ran web content migration and formatting projects using scraping techniques.

Email migration · Technical support · +7 more skills

Young Apprentice - Support AnalystGrupo Haganá

Apprentice

Aug 2021 - Mar 2022 · 8 months

São Paulo, Brazil · On-site

  • First hands-on experience maintaining desktop and laptop hardware and administering network users.

Computer maintenance · Technical support · +4 more skills

Education

Academic background and technical foundation.

Universidade Cruzeiro do Sul

Undergraduate degree, Systems Analysis and Development

Feb 2022 – Dec 2024

Foundation in software development, project management and programming logic.

ETEC - Escola Técnica Estadual de São Paulo

Technical diploma, Systems Analysis and Development

2020 – 2021
Public activity

GitHub integrated into the profile.

Repositories, events and the public calendar in the same layout as the page.

Public stack

Most frequent languages

Distribution of the languages that show up most across the public repositories.

Recent movement

Activity types

Most recent event types returned by the API.

Push4
Contribution calendar
Public contribution map for andrefrez02

Visual calendar based on the public GitHub history.

Recent feed

Most recent public events.

Push to andrefrez02/Frezdev-public

0 public commit(s).

Sep 10, 2026
Push to andrefrez02/Frezdev-public

0 public commit(s).

Sep 08, 2026
Push to andrefrez02/Frezdev-public

0 public commit(s).

Sep 08, 2026
Push to andrefrez02/Frezdev-public

0 public commit(s).

Aug 26, 2026

Featured repositories

List pulled from the public repositories endpoint.

Frezdev-publicPublic

Repositório público do FrezDev para rodar Github Pages

HTML★ 0
Updated on Sep 10, 2026
ping-me-claudePublic

Public GitHub repository.

PowerShell★ 0
Updated on Aug 11, 2026
TresCoracoesLayoutEstaticoPublic

Site desenvolvido por mim na Webnets, versão estática.

CSS★ 0
Updated on Jul 08, 2026
exemplo_frontendPublic

Public GitHub repository.

Sass★ 0
Updated on Jul 08, 2026
Tropa-Digital---ReactPublic

Public GitHub repository.

TypeScript★ 0
Updated on Jul 08, 2026
lightbound-publicPublic

Deploy público de Evernight Realm: Lightbound (frezdev). Gerado por Action a partir do repo privado.

HTML★ 0
Updated on Jul 01, 2026

Technical arsenal

Skills, tools and public stack in a single block.

Tools

Advanced

Figma, FileZilla FTP, Microsoft Office, Active Directory

Intermediate

Adobe, Video editing, Git, VPN, Power BI

Basic

Power Automate

Languages

Fluent Portuguese and advanced English

Technical skills

Advanced

HTML, CSS, JavaScript, Sass, Razor ASP.NET, MVC

Intermediate

C#, Node, API, JSON, PowerShell, Python, Selenium, React, MySQL

Basic

Java, T-SQL

c#css3html5javascriptmarkdownlatexPowerShellpythonbash scripttypescriptWindows TerminalfirebaseAWSvercel.NETadonisjsblazorbootstrap.Netnpmnode.jsreactreact nativeSASSsveltevue.jsvitetailwindcssfigmaCanvaAdobe XDAdobe Premiere PropandasnumpygitgithubESLintjiraNotionPortfoliopower biPostmanTrellosqlitemysqlsql serverMicrosoft SQL ServerAdobe IllustratorAdobe After Effectsadobe photoshopAdobe Acrobat ReaderAdobeGimp