Sergey Nazarov
Founder at devdad.ru
Russia
Summary
🤩
Rockstar🎓
Top SchoolSergey Nazarov is a founder and seasoned technology leader with 12 years in IT, combining hands-on backend engineering and people leadership across finance, retail, and startup environments. He has led teams of up to 25 engineers, built backend strategy and CI/CD practices, and delivered measurable savings—over 30 million roubles quarterly—by eliminating critical technical debt. A mentor who runs Java and C# programs for 200+ students and placed 50 candidates into jobs in 2025, he actively partners with HR to pipeline reliable hires. Technically fluent in distributed systems, observability (OpenTelemetry), and microservices, he contributed reliability fixes and unit tests to the Waves blockchain node on GitHub. Sergey’s background blends product-focused delivery (remote banking, digital card issuance) with infrastructure work (Nomad/Consul, Kubernetes) and a knack for introducing automated testing and AI pilots to accelerate delivery. Based in Russia, he pairs pragmatic engineering with talent development to turn complex architectures into operational, auditable systems.
12 years of coding experience
6 years of employment as a software developer
Master's degree Computer Software Engineering, Master's degree Computer Software Engineering at Moscow State Institute of Radio Engineering, Electronics and Automation (Technical University) 
Русский, Английский
Github Skills (6)
blockchain10
scala10
error-handling9
testing8
refactoring7
git6
Programming languages (13)
Github contributions (5)
wavesplatform/Waves
Jan 2017 - Jan 2023
⛓️ Reference Waves Blockchain Node (client) implementation on Scala
Role in this project:
Back-end Developer
Back-end DeveloperContributions:20 releases, 323 reviews, 944 commits in 6 years 1 month
Contributions summary:Sergey fixed bugs related to rebasing, fixed compile errors, and added version validation and unit tests.
The commits show a focus on improving the internal structure of the Waves blockchain node, and adding functionality.
The user has made changes across multiple files, and focused on improving the reliability of the project.
blockchain-nodecryptographyblockchain-platformblockchainwaves
wavesplatform/curve25519-java
Jan 2020 - Oct 2023
Pure Java and JNI backed Curve25519 implementation.
Contributions:5 PRs, 78 pushes, 3 branches in 3 years 8 months
cryptographypure-javacryptobackedcurve25519
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