Marcos Oliveira
Staff Software Engineer at VTEX
Brazil
Summary
👤
Senior🎓
Top SchoolMarcos Oliveira is a Staff Software Engineer with nine years of experience specializing in front-end architecture, developer experience, functional programming and design systems. Currently leading Checkout and FastCheckout efforts at VTEX, he designs extensible UI frameworks and performance-optimized checkout flows while acting as a technical reference across teams. He brings a strong practical background building mission-critical web and mobile products across health, finance, logistics, education and commerce, often combining TypeScript, React, GraphQL and ReScript. An active open-source maintainer and community organizer in the ReScript ecosystem, he publishes libraries like Ancestor UI, ReForm and ReSchema and runs the EcmaScript2077 ReScript course and Better Vim distribution in his spare time. Marcos is notable for blending product-focused UX thinking with rigorous functional patterns—helping teams ship DX-first platforms and no-code/customizable storefronts. Based in Brazil, he pairs hands-on coding and mentoring with cross-platform architecture work such as FastStore platform design.
9 years of coding experience
9 years of employment as a software developer
Software Development Technician, Information Technology, Software Development Technician, Information Technology at CEDUP Hermann Hering
Github Skills (194)
aprender10
html-editor10
ckeditor10
wysiwyg10
highlighting10
rescript10
prismic10
bucklescript10
alarm10
react-component10
prismjs10
highlightjs10
reasonml10
text-editing10
editing10
Programming languages (13)
Github contributions (5)
vmarcosp/todolist-reason-react
Nov 2018 - Jul 2019
:page_with_curl: TodoList app made with Reason + React
Contributions:20 commits, 17 pushes, 1 branch in 8 months
reacttodolistparcel-reasoncurlreason-react
vmarcosp/marcos.id
Dec 2022 - Jan 2023
A space to share my projects & thoughts :bulb:
Contributions:38 commits, 2 PRs, 76 pushes in 22 days
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