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Matheus R

Front-End Developer

Americana, Brazil

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Core expertise

JavaScript7-8 years

TypeScript5-6 years

Next.js1-2 years

Work experience

Review their responsibilities and technical contributions. Expand each role for details.

Software Engineer - Frontend teamTether Data · San Francisco, California (Remote)Mar 2024 - Jun 2024

Led the frontend codebase to implement new features for the RevOps market, with a strong focus on React development.
Enabled users to deliver and orchestrate data from multiple GTM sources through a human-friendly user experience, working directly with ReactFlow.
Contributed to client acquisition by developing solutions that improved ARR, utilizing React, ReactFlow, MUI, Jotai, and Recoil, while collaborating closely with Rust backend services

RustJotaiReactRecoilMaterial UIReactFlow

Frontend Engineer - SEO Team of edX.orgAdapt Agency · United StatesOct 2022 - Jan 2024

Led initiatives to enhance SEO metrics, focusing on optimizing Core Web Vitals for edX.org, a globally recognized website ranked among the top 1000, with nearly 14 million monthly visits.
Implemented a holistic approach for both organic and paid strategies to attract and retain users, improving the discoverability of over 4,000 offerings and contributing to an impressive annual revenue of $75M. Utilized cutting-edge technologies such as React, Gatsby, Next.js, Contentful, SASS, Jest, and Cypress.
Empowered editors to publish more than 1,000 pages without requiring a mass hiring increase.
Supported multiple changes, implementations, and migrations of content and data using Contentful and GraphQL, significantly improving the website's speed, performance, and usability.
Worked with a wide range of tools, including SpeedCurve, HubSpot, Cloudflare, Google Analytics, Segment, Optimizely, and OneTrust, to streamline operations and enhance overall performance.

CypressSpeedCurveNext.jsSASSContentfulHubspotJestGoogle AnalyticsGatsbyReact

Software Engineer - EMEA Market TeamCI&T · Brazil (remote)Aug 2022 - Oct 2022

Implemented a CRO (Conversion Rate Optimization) plan for an international client within a large-scale codebase (mobile and web), with a strong emphasis on React for the frontend.
Focused on optimizing the European market experience, utilizing React, React Native, and Capacitor (Ionic).
Delivered more accurate data to the Data Analyst team, leading to improved sales through mobile apps.

ReactIonic React Native

Software Engineer - Fintech and Backoffice TeamiFood · Brazil (remote)Oct 2019 - Aug 2022

Bootstrapped, designed, and developed the first version of the iFood fintech digital account, with a primary focus on frontend development using React. Worked on a microfrontend architecture, leading the foundational stack for the digital account using React, Redux, StyledComponents, Storybook, Jest, AWS, and Figma. This project resulted in an increase of 236,000 new digital accounts for partner restaurants.
Developed the Credit Engine and Antifraud iFood fintech applications, which were crucial backoffice tools for managing rules, logic restrictions, and risk evaluations. These applications facilitated the delivery of over R$200 million (approximately $500,000 USD) in loans to restaurant partners. Collaborated directly with stakeholders to address their needs and propose new design solutions, covering both design and frontend development. Utilized TypeScript, React, MaterialUI, React-Query, and AWS with Clean Architecture.

ReduxClean ArchitectureJestTypeScriptAWSMaterial UIStorybookStyled ComponentsFigmaReact

Intern Support DeveloperCanuto · Brazil (remote)Jan 2017 - Apr 2017

Supported internal projects using HTML, CSS, JavaScript, and AngularJS

CSSAngular.jsHTMLJavaScript

Frontend DeveloperAUDAZ · BrazilMay 2017 - Aug 2019

Designed and maintained high-performance websites that competed in prestigious platforms such as AWWWARDS, CSS Design Awards, and FWA. Several projects received nominations and honorable mentions, significantly enhancing visibility for both client projects and Audaz.
Simultaneously supported multiple projects and campaigns, demonstrating proficiency in a diverse technology stack, including Git, HTML, CSS, JavaScript, Vue, SCSS, BEM, PHP, WordPress, Gulp, and SQL.

JavaScriptVueGitHTMLPHPSCSSSQLWordpressGulp.js

Software Developer - Contract for Infra TeamFedEx · Brazil (remote)Nov 2015 - Jan 2016

Developed a dashboard view to monitor internal FedEx systems for the IT team, utilizing HTML, CSS, JavaScript, and PHP.

JavaScriptCSSPHPHTML

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Professional background

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Matheus is a senior frontend software engineer with over 8 years of experience, specializing in modern technologies such as React, Next.js, Gatsby, Vue.js, and TypeScript. He has contributed to diverse sectors, including SaaS, RevOps, fintech, foodtech, educational platforms, and agencies, where his versatility and commitment have led to successful product launches. Matheus has a strong focus on frontend development, creating high-performance, user-friendly applications.

He is also experienced in optimizing SEO metrics and elevating design standards to industry-leading benchmarks, showcasing his passion for technologies like micro frontends and TypeScript.

With outstanding English and communication skills, Matheus excels in client interactions and team dynamics. His experience spans various company sizes and structures, highlighting his ability to adapt and thrive in different environments.

Technical expertise

JavaScriptTypeScriptNext.jsReact

Education

ETEC Polivalente, Americana

Informatics Technician

Jan 2012 - Jan 2015

Mackenzie University, São Paulo

System Analysis and Development

Jan 2016 - Jan 2019

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