Alexander Karuzoo

Reduced production support tickets by 8% by improving frontend stability and usability (+33%), resulting in lower operational costs, using React and TypeScript
Actively participated in the maintenance team, fixing bugs and refactoring key parts of the system to improve stability and code quality
Configured and maintained test environments using Jest across multiple services, improving reliability

Collaborated on building the initial architecture using React, significantly improving fiscal proofing time from an average of 15 days to 30 seconds in over 90% of cases. Resolved system bugs to maintain high application performance and contributed to a financial app for managing contract and payment releases.

Member of the Maintenance Systems Team, specializing in internal tools development using Laravel PHP and HTML. Optimized support processes, successfully reducing average response time from 3 days to 2, and actively supported onboarding by mentoring new team members.

Main squad developer focused on developing new features and making connections with REST APIs. Built the interface with fidelity using ReactJS, Typescript, and AntDesign library, and built end-to-end tests using Cypress for main cases.

Assisted on analyzing and building new features and maintaining system features using a PHP framework. Member of a team that migrated the frontend from basic HTML/CSS to React.js, utilizing Redux, Material-UI templates, and React Hooks.

Studied Information Systems at Centro Universitário UNA. The curriculum covered various aspects of information technology and systems.