Pavel Kokolemin
Software Engineer at SideSwap
Tbilisi, Georgia
Summary
👤
Senior🎓
Top SchoolPavel Kokolemin is a seasoned back-end software engineer with over 11 years in the industry and more than 7 years focused on C++, Rust and Linux-based systems. Based in Tbilisi, he brings hands-on experience across Go, TypeScript, React, Flutter, Qt and automation with Ansible, blending systems-level rigor with pragmatic full-stack touches. Pavel has contributed bug fixes and core improvements to the notable Bitcoin Armory project, sharpening UTXO selection, transaction weight calculation and memory management—evidence of deep familiarity with cryptocurrency wallet internals. Currently at SideSwap after a stint at Mintlayer, he combines academic training in applied mathematics and computer science with a track record of stabilizing and optimizing low-level, performance-sensitive code. Notably, he often focuses on subtle, correctness-critical areas like encoding, fee selection and WebSocket reliability that make distributed systems robust in production.
11 years of coding experience
1 year of employment as a software developer
Master's degree, Applied Mathematics and Computer Science, Master's degree, Applied Mathematics and Computer Science at Vologda State Pedagogical university
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (11)
debug10
bitcoin10
c-language10
base5810
bitcoins10
cprogramming-language10
encoding10
blockchain10
cryptography9
networking8
testing7
Programming languages (6)
Github contributions (5)
goatpig/BitcoinArmory
Jun 2019 - Apr 2020
Python-Based Bitcoin Software
Role in this project:
Back-end Developer
Back-end DeveloperContributions:15 commits, 21 PRs, 5 comments in 10 months
Contributions summary:Pavel contributed to bug fixes and improvements within the Bitcoin Armory project. Their work involved correcting errors in fee selection, resolving crashes in the WebSocket client, addressing potential memory leaks in LMDB, and fixing various other issues. The user also focused on enhancing code related to UTXO selection, transaction weight calculation, and Base58 encoding, indicating a focus on the core functionality of the Bitcoin wallet software.
pythonbitcoin
pavel-kokolemin/gdk
Oct 2021 - Jan 2025
Blockstream Green Development Kit
Contributions:12 pushes, 80 branches, 1 tag in 3 years 3 months
development-kitblockchainblockstream
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