Igor Sbitnev is a Senior Software Engineer with 11 years of experience specializing in JavaScript across front-end (React), back-end (Node.js), desktop (Electron/NW.js) and mobile platforms. He combines hands-on algorithmic and performance optimization skills with practical DevOps experience, having built CI/CD and production environments from Jenkins and SonarQube to Webpack and PM2 on Linux. Igor has led teams and architectures as CTO and lead developer, delivering secure desktop apps, CMS refactors for finance, and full-stack systems for startups and enterprises. At Guidewire and Brainly he has driven type-safety, modern React rewrites, and domain-specific tooling for analytics. Outside work he builds high-performance systems like a WebGL voxel engine, demonstrating deep interest in systems programming and 3D engines. Based in Krakow, he brings a rare breadth of JS expertise across many runtime environments and a talent for squeezing performance from each.
11 years of coding experience
6 years of employment as a software developer
Engineer's Degree, Computer Software Engineering, Engineer's Degree, Computer Software Engineering at Belgorod Shukhov State Technology University
Contributions:7 reviews, 249 commits, 50 PRs in 3 years 6 months
gamewebgljavascriptgame-developmentthreejs
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Igor Sbitnev - Senior Software Engineer at Guidewire Software