Lev Lymarenko
Back End Developer at Blockscout
Serbia
Summary
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Rockstar🎓
Top SchoolLev Lymarenko is a back-end and blockchain developer with 7 years of experience, currently contributing Rust microservices to the open-source Blockscout project while based in Serbia. He specializes in Rust (Actix, Rocket, Diesel), Python backends (Django, FastAPI, SQLAlchemy), Solidity, and has practical full-stack experience with JS/React for blockchain tooling. His work includes foundational HTTP server implementations, contract verification flows integrated with Sourcify, and a Sol2UML visualizer for Blockscout’s explorer—showing a blend of low-level systems thinking and developer-facing UX improvements. Comfortable across crypto exchanges, payment systems, and e-commerce backends, he pairs asynchronous, production-ready architectures with a playful love of coding and memes.
7 years of coding experience
1 year of employment as a software developer
Bachelor's degree, Bachelor's degree at Innopolis University
Stackoverflow
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0reached
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Github Skills (19)
javascript10
solidity10
back-end-development10
apidoc10
elixir10
actix-web10
http-server10
api10
rust10
web-development10
json-serialization10
blockchain9
explore9
ethereum9
file-explorer9
Programming languages (12)
Github contributions (5)
blockscout/blockscout-rs
May 2022 - Jan 2023
Microservices for blockscout indexer
Role in this project:
Back-end Developer
Back-end DeveloperContributions:32 releases, 744 reviews, 310 commits in 8 months
Contributions summary:Lev's initial commit message indicates the implementation of an HTTP server, forming the foundation of the project. Subsequent commits reveal the creation of various API endpoints for contract verification, utilizing multiple verification methods. The user implemented the core logic for these verification handlers and routes, including source code verification, and integrating external tools like Sourcify. Furthermore, the user restructured the project, adding the config module and implementing cron jobs for version refreshing.
rust
blockscout/blockscout
Sep 2022 - Nov 2022
Blockchain explorer for Ethereum based network and a tool for inspecting and analyzing EVM based blockchains.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:8 reviews, 23 commits, 5 PRs in 2 months
Contributions summary:Lev primarily focused on enhancing the BlockScout web interface. Their work included adding a Sol2UML diagram viewer to visualize contract code, which involved creating new controller, template, and JavaScript components. Furthermore, they addressed image viewer bugs, improved the Sol2UML button layout, and implemented async loading for the contract visualization feature. The user also fixed various minor bugs and adjusted code formatting.
analyzingetherscanethereumblockchainelixir
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