*** Add new functionality (custom tracer for EVM stack trace, speed up) to Ethereum node (or Ethereum-like) source code. Improve benchmarks

*** NuPay blockchain core developer. Building cross platform blockchain from scratch. Design, implement and test core modules of the chain (db, consensus, p2p/rpc networking). Use python3 for testing purposes. (C++) *** ECHO blockchain core developer (company's product). Implement Ethereum and Bitcoin sidechain logic using SPV (Simplified Payment Verification) technology. Merkle proof implementation for Merkle Tree and Patricia Merkle Trie data structures. (C++) *** Develop embeded Ethereum multiclient miner for game console device on Go. *** Service for reward distribution for Blackfort Ethereum-fork network *** Develop decentralized applications (DApps) on TON Blockchain with Func (language for smart-contracts). Contribute to opensource TON Community and Ecosystem *** Write “Blockchain for babies” book in LaTeX for internal usage

*** Developed an internal project in Qt5 for generating BOM (list of elements on the board). It takes data from CAD and generates BOM in accordance with the proposed standards. *** Rewrote the math.h lib in C according to the MISRA-C standard. *** UDP - RTP logger for Linux in C. *** Automatic testing system implementation of ARC processors for Synopsys in C. Writing tests for timers and AUX registers.