Igor Pasieczny
Senior Software Engineer at Xolvio
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolIgor Pasieczny is a Senior Software Engineer with 11 years of experience focused on JavaScript and TypeScript systems, currently building high-performance analytics infrastructure in Warsaw. He has a strong track record designing scalable, event-sourced backends and data flows for large-volume applications, including ClickHouse integrations and tooling that auto-generates tRPC and OpenAPI endpoints. Igor combines hands-on full-stack development with infrastructure and CI/CD automation, having shaped GraphQL platform stability at Wayfair and led cloud deployments and performance optimizations. His background in finance and marketing gives him pragmatic product sensibilities and communication strengths that help align technical solutions with business needs. Colleagues rely on him for solving tricky performance bottlenecks and for mentoring engineers through complex architectural trade-offs.
11 years of coding experience
11 years of employment as a software developer
Master's degree, Accounting and Finance, Master's degree, Accounting and Finance at SGH Warsaw School of Economics
Polish, English, German
Github Skills (38)
brave-browser8
browser8
chromium8
brave8
linux8
windows8
android7
firefox7
macos7
tingodb6
testing5
electron5
mongodb-driver4
npm-package4
office-js4
Programming languages (3)
Github contributions (5)
iksinski/checking-resources
Jul 2015 - Jun 2016
Contributions:2 pushes, 1 branch in 11 months
iksinski/mongodb-adapter
Oct 2020 - Dec 2020
MongoDB adapter for jugglingdb
Contributions:1 push, 8 branches in 1 month
mongodbadapter
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