Senior Software Engineer focused on building reliable and scalable web systems.
My background is in frontend engineering, with a strong full-stack mindset across React, TypeScript, and Node.js.
I care about clean architecture, maintainability, performance, and reliable delivery. I enjoy building systems that behave predictably in production.
React · TypeScript · Node.js · Express · Redux Toolkit · React Query · AWS
Exploring: Next.js, NestJS
I also build and maintain a small open-source project, dfsync, where I explore request lifecycle, error handling, and reliability patterns in practice.
- Portfolio: https://oroman.dev
- LinkedIn: https://www.linkedin.com/in/onishchenko-roman/




