Platform Engineer

Websim
Websim

Software Engineering

New York, NY, USA

Posted on Jul 3, 2026
Mission Help build the YouTube of software — where people can create and evolve living apps. You'll create next-generation cloud platforms that match the demands of a new type of software. Role Develop platform foundations for highly evolvable software. Build efficient, safe, repeatable, forkable, fast infrastructure for hosting full stack realtime web applications. You might be a fit if you... Have built developer tools and/or maintained multiplayer online spaces. Grew up on the web and care deeply about internet culture. Use Websim and have strong opinions on how it could be better. Are excited about empowering people who aren't traditional developers to build software. Live in NY or are willing to relocate. Have built real-time sync engines, collaborative systems, and/or multiplayer game infrastructure. Are passionate about making powerful capabilities simple and evolvable.