Leonardo Venturini - Senior Software Engineer at River

Leonardo Venturini

Senior Software Engineer at River

Mato Grosso do Sul, Brazil

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Summary

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Rockstar

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Top School

Leonardo Venturini is a Senior Software Engineer with nine years of experience building high-performance, real-time web applications and developer tools from Brazil. He has led engineering teams and major releases—most recently guiding Meteor 3 optimizations that halved CPU/memory use and boosted concurrent connections by over 50%—and now builds user-facing fintech experiences with Elixir and LiveView at a Bitcoin-focused company. Comfortable across the stack, he has shipped front-end React apps with authentication and testing, migrated Node.js Fiber-dependent code to modern async hooks, and implemented nuanced dynamic-import and fetch-origin behaviors in the Meteor platform. He combines hands-on optimization and architecture work with mentorship and roadmap leadership, and his background in both software engineering and business administration helps him balance technical trade-offs with product impact. An unusual detail: he moved an ERP inventory system to achieve a 1400% improvement in database write performance, showing a knack for dramatic, measurable gains.

9 years of coding experience

6 years of employment as a software developer

Bachelor's degree Software Engineering, Bachelor's degree Software Engineering at Centro Universitário da Grande Dourados

English, Portuguese, Italian

Stackoverflow

Stats

31reputation

478reached

0answers

1question

Github Skills (19)

asynchronous10

javascript10

async10

testing10

fullstack-development10

user-interface10

full-stack10

mongodb-database10

front-end-development10

meteor10

mongodb10

react10

clientside9

authentication9

user-authentication9

Programming languages (5)

TypeScriptJavaCoffeeScriptJavaScriptPython

Github contributions (5)

meteor/simple-todos-react

Dec 2019 - Feb 2020

A repository that follows the React tutorial step-by-step

Role in this project:

Full-stack Developer

Contributions:120 commits, 60 pushes, 5 branches in 2 months

Contributions summary:Leonardo primarily contributed to the front-end development of a React-based to-do application, implementing UI components and user interactions. They integrated the application with a backend, including a MongoDB database, and added features such as task creation, marking tasks as complete, and deleting tasks. Furthermore, the user incorporated user authentication, added styling and implemented testing using a Javascript framework.

reactjsreact

meteor/meteor

Jun 2020 - Jul 2020

Meteor, the JavaScript App Platform

Role in this project:

Back-end Developer

Contributions:112 reviews, 3 commits, 95 PRs in 18 days

Contributions summary:Leonardo focused on enhancing the dynamic import functionality of the Meteor framework. They added features to use dynamic origins on fetch requests and to disable location origin on iframes. They also implemented feedback, improved environment variable handling, and incorporated async/await versions for test implementations. The majority of the commits centered around modifying client-side JavaScript code within the dynamic-import package and improving associated testing procedures.

app-platformmeteorjavascriptframeworktoolkit

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