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Hi there 👋

👨‍💻 Guilherme Fontanella

Front-end Developer / Full-stack developer


🌟 About Me

I am a passionate and dedicated Front-end Developer with extensive experience in developing robust and scalable web applications. I have a strong background in Angular and a keen interest in continuous learning and applying best practices in web development.


🏢 Professional Experience

Stefanini, Remote — Front-end Developer

September 2023 - Present

  • Developed a governance platform for a Telecom company.
  • Created an MVP to provide an updated view of all systems, technologies, and environments.
  • Designed reusable components and UI interfaces within the client's business team.
  • Wrote and executed unit tests using Jasmine and Karma.
  • Worked on a FinTech project, maintaining and migrating a financial management platform.
  • Migrated from AngularJS to Angular 12 and developed new functionalities.
  • Tech Stack: Angular 14, React (Next.JS), Java, Angular 12, AngularJS, Jasmine & Karma.

Growin Insights, Front-end Developer (Lisbon - Portugal)

August 2023 - April 2024

  • Integrated CHILI Editor, a third-party tool for managing image files and creating customized templates.
  • Developed new features and services for CHILI Editor.
  • Maintained legacy code by fixing bugs and adapting it to new tools.
  • Tech Stack: Angular 14, NodeJS, Express.

Capgemini, Remote — Custom Solutions Analyst IV

March 2022 - April 2023

  • Developed an MVP for a banking client to manage corporate customers.
  • Improved internal functionalities and developed new features.
  • Tech Stack: Angular 12+, AngularJS, Jasmine & Karma, AWS Cloud, UI-UX Design, Figma.

Drugovich Auto Parts, Remote — Front-end Consultant

April 2022 - October 2023

  • Developed a new ERP system.
  • Planned front-end architecture and designed the system.
  • Created reusable components and led the front-end team.
  • Tech Stack: Angular 12, AngularJS.

Squadra Digital, Remote — Front-end Developer

September 2021 - March 2022

  • Migrated technology from AngularJs to Angular 10+ for OI's B2B Portal (Custom ERP for Sales department).
  • Improved system functionalities using Micro Front-ends.
  • Tech Stack: Angular 10+.

NTT DATA, Remote — Front-end Developer

November 2020 - September 2021

  • Developed a new system for Bradesco's BRAIN project.
  • Worked on product management and customer journey parametrization.
  • Tech Stack: Angular, Micro Front-ends.

Agencia WEBI, On-site — Volunteer Intern

  • Assisted the development team in maintaining and evolving client systems and pages.
  • Tech Stack: Wordpress, PHP, Laravel.

💻 Tech Stack

  • Frontend: Angular (8, 10, 12, 14), Ionic, React, AngularJS, HTML5, SCSS, Typescript, Bootstrap, Angular Material, Ant Design, NG Zorro, PrimeNG.
  • Backend: NodeJS, Express.
  • Testing: Jasmine & Karma.
  • Tools: Azure, Jira, GIT.
  • Methodologies: Scrum, Kanban.
  • Databases: SQL, MongoDB, PostgreSQL.

📚 Education

Universidade DOM BOSCO — Technologist July 2019 - December 2022

  • Analysis and Systems Development

🏅 Additional Courses

  • Best Angular Practices - 2023
  • Angular Web App Testing with Jasmine and Karma – 2022
  • Best Angular Practices in Form Architecture - 2021
  • Java Polymorphism, Understanding Inheritance and Interfaces - 2020
  • React with Typescript - 2023
  • Node.js: Handling Searches, Filters, Pagination, and Errors in an API - 2023
  • Node.js: REST API with Express and MongoDB - 2023
  • Clean Architecture: Patterns, Practices, and Principles - 2023

🌐 Languages

  • English: Fluent

🔗 Connect with Me

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