Website Maintainance, Debugging & Updates

We are looking for a developer to help us with website maintenance, debugging and updates/improvements. We need someone who is good with PHP and code igniter. We need someone who is available when we need something fixed quickly. You also must have great coding skills. Currently we need the following (so base your bid on these): 1. 3 small updates on our system. a). Make the orders in the client's account more organized to help a client quickly see which order is which. b). Make it easy for writers to easily see a messages (revision requests, order acceptance messages,etc). c). Make a minor update on the system to to make it possible for clients to place bulk orders with different word counts. d). Minor changes to button names,etc If you are very busy and can't make changes when we need them don't bid. You also must do the project within stipulated deadlines. We are looking for bargain rates/prices since this is a long term job for the right person.