Experienced C# programmer for a library that parses as fast as possible by vientos

Good morning! Looking for an experienced C# programmer to build a library in DotNET 4.0 client profile (no other version will work). I have this written already, but I’m sure it’s very inneficient and will like someone more experienced than myself to rewrite… (Budget: $10 – $30 USD, Jobs: .NET, ASP, C Programming, PHP, Software Architecture)