Summary
Overview
Work History
Education
Skills
Languages
Timeline
AdministrativeAssistant
Alefe Jamarino

Alefe Jamarino

Summary

QA Analyst that became an Frontend Engineer, 3 years building with Angular, RxJs, Sass & Jasmine. Led company-wide system refresh for better performance & accessibility.

Overview

4
4
years of professional experience

Work History

Frontend Software Engineer II

Granito Pagamentos
02.2023 - Current
  • Was a key piece of the complete refactoring of our company's internal portal, used by all departments. I spearheaded the adoption of modern technologies like HTML5, SASS, Angular 14, TypeScript, and a SCRUM development methodology. This resulted in a significant performance boost, enhanced user experience, improved accessibility, and increased productivity for daily users.
  • It improved the performance of the website, the user experience, the accessibility and the productivity of those who worked with the application everyday.
  • Championed a rigorous testing approach by implementing Jasmine and Karma frameworks. This resulted in a stellar 87% code coverage for our first production release, ensuring exceptional quality and minimizing future bugs.
  • Developed interactive report pages utilizing Angular Charts. These reports provide real-time data visualization and facilitate data-driven decision making for all users.
  • Ensured seamless integration of our company's Design System into the web application by leveraging the Angular Material library. This fostered design consistency, improved maintainability, and enhanced the overall user interface.

Frontend Software Engineer I

Granito Pagamentos
01.2022 - 02.2023
  • Maintained our company's two critical portals: the internal one and the client portal serving over 300,000 users. This ensured smooth operation and minimized downtime for both internal and external stakeholders. Used Angular 5 + Bootstrap in both
  • Was active in the development of web applications using HTML, CSS, TypeScript, and Angular 5. These applications empowered a massive client base of over 300,000 users to streamline their operations with terminals and account management.
  • Leveraged my expertise in HTML, CSS, TypeScript, and Angular to significantly improve the stock section and payment link functionalities of the internal portal. This resulted in enhanced operational efficiency and user experience for internal staff.

Quality Assurance Analyst

Granito Pagamentos
11.2020 - 01.2022
  • Worked assuring the quality and testing POS, Web Applications and Mobile apps.
  • End to end testing in the CRM application used for a base larger than 1.5K people.
  • Tested new features that impacted more than 300K people that use our client app daily.
  • Rigorously tested our stock application, integrating real-time location tracking for all deployed POS devices.
  • It was my first contact with web development and Angular framework.

Education

Systems Analysis And Development - Technologies

UNINTER
São Paulo, Brazil
11.2025

Skills

  • Front-End Development
  • Typescript (Javascript)
  • Angular
  • RxJs
  • Angular Material
  • Design System
  • Sass
  • Unit Testing with Jasmine
  • Communication
  • Easy Learning
  • Love for programming
  • Strong Opinion

Languages

English
Advanced (C1)
Portuguese
Bilingual or Proficient (C2)

Timeline

Frontend Software Engineer II

Granito Pagamentos
02.2023 - Current

Frontend Software Engineer I

Granito Pagamentos
01.2022 - 02.2023

Quality Assurance Analyst

Granito Pagamentos
11.2020 - 01.2022

Systems Analysis And Development - Technologies

UNINTER

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Alefe Jamarino