Our developer has disappeared and we need some help in changing and adding a few things on our website (www.fincarosablanca.com)? Would like to have somebody in Costa Rica but it doesn't really matter.
Sorry to hear about your disappearing developer.
Stack Exchange as a Q&A site usually isn't the best place to find a developer, unless you'd like to post to Stack Overflow Jobs (https://stackoverflow.com/jobs).
For Craft specific developers, there are a couple of places you could look: