Andrei Stefan
Founder, CEO at Vitals
Bucharest, Romania
Summary
🤩
Rockstar🎓
Top SchoolAndrei Stefan is a serial founder and CEO with 7+ years of hands-on software leadership, currently scaling Vitals into a platform used by tens of thousands of online stores across 180+ countries. He combines product-led growth and technical depth—having built and led agencies since his teens and managed developer teams early in his career—to deliver measurable improvements in merchant performance and customer experience. Based in Bucharest, he pairs business acumen from a marketing and economics background with engineering contributions to open-source blockchain code (notably refactoring consensus-related components in the MultiversX Go implementation). Known for turning small teams into market-leading businesses, he balances strategic vision with practical code-level involvement and a proven track record of global impact.
7 years of coding experience
7 years of employment as a software developer
Academia de Studii Economice Bucuresti
English, Romanian, Hungarian, Italian, French
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (7)
golang10
decentralization10
go10
blockchain10
testing9
p2p8
cryptocurrency7
Programming languages (9)
Github contributions (5)
multiversx/mx-chain-go
Dec 2020 - May 2021
⚡ The official implementation of the MultiversX blockchain protocol, written in golang.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:64 reviews, 22 commits, 8 PRs in 4 months
Contributions summary:Andrei primarily focused on refactoring and updating code related to the MultiversX blockchain protocol. They replaced instances of "R/rounder" with "R/roundHandler" across various files, indicating modifications to the consensus mechanism. The commits also show changes in test files to align with the updated functionalities. Furthermore, the user was involved in resolving merge conflicts and fixing issues after a merge, showcasing their role in maintaining code integrity.
golangp2pblockchainblockchain-protocoldecentralized
stefanandy/E-commerceWebApi
Dec 2019 - Jan 2020
.NET Core web Api made with EF Core and MySql
Contributions:12 PRs, 13 pushes, 2 branches in 13 days
apimysqlweb-api-corenet-coreweb-api
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.