Andrey Sabelnikov is a prominent system programming engineer and co-founder of the privacy-focused blockchain project Zano. He is most notable for his foundational work in developing the CryptoNote protocol, which underpins popular privacy cryptocurrencies like Monero. His career trajectory highlights significant contributions to the fields of computer security and blockchain technology, marking him as a key influencer in the landscape of digital privacy advancements. ^[1]​

Education

Andrey Sabelnikov studied computer science at Saint Petersburg State University of Aerospace Instrumentation, where he earned a master's degree between 2000 and 2003. Prior to that, he attended a technical college from 1995 to 1999.^[2]​

Career

Andrey Sabelnikov began his software engineering career at AXIOS, where he worked as a developer between 2002 and 2005, contributing to the design and development of Windows-based software systems and application infrastructure. He later joined Agnitum, serving as a senior system developer and subsequently as a project manager from 2005 to 2008, where he worked on network security technologies, protocol analysis, software architecture, and product development.

From 2008 to 2011, Sabelnikov was Lead Research Engineer at Returnil, overseeing research and development related to artificial intelligence, data analysis systems, database architecture, and server-side infrastructure. ^{[1] [4]}

Between 2012 and 2014, he served as Senior Lead Developer of the CryptoNote project, where he developed the reference implementation of the CryptoNote protocol, including its networking architecture, wallet software, and blockchain core. The implementation later served as the foundation for several privacy-focused cryptocurrencies, including Monero. ^[5]

In 2014, Sabelnikov founded Boolberry, a cryptocurrency project based on the CryptoNote protocol. He contributed to the development of features such as signature pruning, privacy enhancements, and alternative proof-of-work mechanisms, while maintaining the project after its launch.

Since 2017, he has been a co-founder of Zano, a privacy-oriented blockchain platform. At Zano, he has led the redesign of the project's architecture, helped establish its development team, and contributed to the creation of a hybrid proof-of-work/proof-of-stake consensus model, multisignature functionality, blockchain-based escrow mechanisms, and other core protocol features. He has also overseen testing, infrastructure development, and the integration of services built on top of the Zano blockchain. ^{[2] [3] [6] [5]}

Media Appearances

In October 2024, Andrey Sabelnikov and Pavel Nikienkov appeared on the Bitcoin Takeover Podcast (Season 15, Episode 60), where they discussed the Zano blockchain, its privacy architecture, and the project's approach to private token creation and transactions. The interview explored how Zano's privacy mechanisms compare with those used by other privacy-focused cryptocurrencies, including Monero.