Lucas Vieira

Programmer

Founder

Briefer· Summer 2023🇧🇷 Santa Catarina, Brazil

in LinkedIn 𝕏 @commadangle

2025Programming· Resend

Founder · since 2022

Company

Resend

Role

Programming

current

Stage

—

no public source

Raised

—

no public source

Based

—

Founder / co-founder — the company's markEmployee / research role

Source: LinkedIn work history

Profile coverage5 of 7 · missing posts, contact

Briefer

The collaborative data platform.

Summer 2023

Experience

Career

Resend
Programming · 2025 – Present
2025
Briefer (YC S23)
Founder
Founder & CTO (YC S23) · São Paulo, Brazil · 2022 – 2025
2022
Yalo
Senior Software Engineer · 2022 – 2023
2022
Joga
Head Of Technology · Florianópolis, Santa Catarina · 2017 – 2022
2017
Diffia
Software Developer · 2017 – 2018
2017
Chaordic
Software Developer · Florianópolis, Santa Catarina · 2016 – 2017
2016
Chaordic
Developer Intern · 2014 – 2016
2014

Bio

Lucas, is a software engineer and open-source enthusiast with a decade of experience, actively contributes to numerous open source projects. He used to maintain Chai.js, a popular JavaScript testing framework with 7.8k+ GitHub stars. As the former Head of Technology at Joga, he built a product from scratch, used by thousands in dozens of countries. Now, Lucas is the CTO of Ergomake, developing a product for developers to deploy preview environments for any stack.