Luccas S.
Front-end UX Engineer

Skills

Node.js

Java

Javascript

Amazon Aws

React

Luccas is available for hire

Hire Luccas S.

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Bio

Software Engineer with over four years of experience specializing in web solutions and user experience. Holds a comprehensive understanding of SDKs, backend development, and cloud computing. Professional background includes work on e-commerce platforms, internal systems, and customized products such as Know Your Business (KYB) and Know Your Customer (KYC) solutions. Demonstrated ability to collaborate effectively within distributed teams across multiple time zones, using English as the primary language of communication.

Front-End Developer
5/1/2022 - Present

Led research initiatives to enhance User Interfaces for color-blind individuals within the onboarding product, successfully collecting over 2000 user data points and increasing monthly data collection rates by 25%. Implemented observability and software monitoring with AWS CloudWatch, Sentry, and Slack, significantly reducing perceived system downtime from 10 minutes to 5 seconds. Developed customized onboardings using Lerna monorepo with React and TypeScript, and created an internal React library to serve as the company-wide design system.

Applied unit and integration testing to React applications utilizing Jest and Cypress. Published libraries to the NPM package repository. Managed code deployments across both vertical and horizontal teams using Git workflows and tags. Employed AWS resources including CloudWatch, CloudFront, and Lambdas to support various projects. Integrated Tailwind and Sass for daily project development.

Worked effectively in a multicultural team environment, using English as the primary mode of communication. Coordinated meetings with product managers, technical leaders, and stakeholders across Brazil, England, and Ireland.
Developer
7/1/2020 - 5/1/2022

Developed proficiency in utilizing Turborepo within e-commerce applications built in React, resulting in a 50% reduction in deployment time. Migrated a high-traffic web application (over 10,000 accesses per month) in React from an unstructured componentization model to an atomic design componentization standard. Guided junior developers through pair programming sessions, clarifying business rules and providing structured development guidance. Proposed and implemented engineering solutions involving Redux, TypeScript, and the useSWR library, in addition to utilizing Styled-components and Sass for enhanced styling. Implemented a robust caching strategy using SWR to manage applications with a substantial volume of data. Mentored interns in the company's Grow internship program, leading a team through the final approval project TCC.
Intern
4/1/2020 - 7/1/2020

Participated in an intensive internship program centered on full-stack software development, involving extensive hours of coding practice and theoretical learning. Acquired proficiency in Git for version control. Developed a strong foundation in Object-Oriented Programming (OOP) and Functional Programming paradigms. Gained expertise in SQL and Oracle databases, honing skills in database management and manipulation. Enhanced front-end development capabilities through the use of HTML, CSS, and JavaScript. Strengthened back-end development knowledge using Java and the Spring Boot Framework, with a particular focus on developing APIs within a monolithic architecture. In addition to technical proficiencies, the internship fostered essential soft skills including teamwork, resilience, empathy, and adaptability.