Here is the full list of all 10 SinaRun achievements.
Beat the Dev time (any map, Singleplayer)
Finish a Classic Level (Singleplayer)
Reach 2000 MPH
Beat your personal time (any map, Singleplayer)
Finish an Experimental Level (Singleplayer)
Host a Multiplayer Lobby
Finish a Main Line Level (Singleplayer)
Finish the Tutorial
Die/Reset for the first time