As gaming hits draw tens of millions of simultaneous players, Roblox engineers make sure the internet’s youth never deal with buffering.

Like YouTube, Roblox started as an online stage for young creators. As the company grows toward 100 million active daily ...

Roblox Corp., the popular video-game platform, reported a larger-than-expected jump in active users for the first quarter, benefiting from efforts to attract new players and keep them using the ...