Sergei Varibrus is a Blockchain and Machine Learning engineer with 11 years of experience building backend systems, smart contracts, and open-source tooling that make cutting-edge tech accessible and affordable. He has shipped production-grade Solidity contracts and scalable backends for web3 gaming at Playfix and designed Rust/Substreams pipelines to surface profitable trading patterns from on-chain data. Sergei also created llm-deploy, an open-source utility that democratizes LLM hosting on low-cost cloud providers like Vast.ai, reflecting his focus on cost-efficient ML deployment. Comfortable across Go, Python, Rust and Solidity, he blends rigorous computational math training with hands-on engineering to optimize performance and gas costs. Based in Chiang Mai, he favors high-impact, low-cost solutions—automating content generation and deployment workflows to lower barriers for teams and researchers.
11 years of coding experience
2 years of employment as a software developer
Master's degree, Computational and Applied Mathematics, Master's degree, Computational and Applied Mathematics at Southern Federal University (former Rostov State University)
Contributions:22 commits, 8 pushes, 1 branch in 11 days
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Sergei Varibrus - Open Source And Personal Projects Developer