ichael Ouroumis

Recent Posts/ education

All javascript(27)performance(19)algorithms(8)nextjs(7)web-development(7)best-practices(6)functional-programming(5)seo(5)data-structures(4)frontend(4)optimization(4)async-await(3)education(1)+144 more tags

javascriptwebassembly
How I Built FreeAcademy's Interactive Code Playgrounds
Ever wondered how online coding platforms run code in your browser? I built 10+ interactive playgrounds for FreeAcademy using WebAssembly, sandboxed iframes, and some clever tricks. Here is how it all works.
January 17, 2026