Rostislav G.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 5, 2026.

I have worked on prominent machine learning startups in Millitary-tech. I have experience in building flash loan arbitrage robots on various Ethereum forks including Binance Smart Chain (Binance Chain). Tech Skills: Neural Network Architectures, Python3, Solidity/Vyper, Web3.js, Geth, Truffle, AWS, OpenZeppelin, Alchemy, JavaScript, Blockchain, Node.js, Vue/React/React Native, AngularJS, JQuery, C/C++, Linux, Objective-C, C#, MongoDB, MySQL, algorithms, neural networks (Python-based, C-based), Unreal Engine, Unity, IPFS, TCP/IP, Solidity, Truffle, EVM, and many other cutting-edge technologies. ML: Applied Mathematics; Neural Network Architectures; Physics; Data Modeling and Evaluation; Advanced Signal Processing Techniques. DevOps: Docker, AWS, Cloudflare, Nginx. Version control systems: Git, Perforce. Platforms: Mac OS X, Linux, Windows I am in constant learning and improvement. Interpersonal skills: decision-making, situation-awareness, work ethic, collaboration, sales, management, self-development.