ebay API

This is a urgent project, and bidders are REQUIRED to have previous experience with ebay API. Bidders are accepting this project in fixed cost and escrow payment. We are a media seller on ebay. Looking for a programmer able to help us on pricing our products on ebay. This application should has the following features, * Price manually, automatically or mixed mode * Set minimum, maximum and fixed prices on a per item basis * Set global minimum price * Use cost based pricing to ensure a certain percentage profit - no more losses! * Set prices based on all offers, offers with the same condition, offers with same or better condition * Be the lowest price or exclude the lowest X sellers * Match prices or set your price to be an amount below the current lowest * Exclude specific sellers,(Eg sellers with low feedback) * Price Watch prevents dramatic changes in prices due to other sellers setting very low or very high prices * View other seller quantities * Auto-Pricer automatically reprices and ftp uploads to our backend system( not ebay)every hour or a configurable time period ------------------------------------------------------------------------------ Develop an API for eBay's data call: GetCategories Required: (1) Dynamic Variable Table: A SQL or MySQL table that stores all variables needed for the following dynamic API Request. (2) Request script: A Request script using input variables stored in table (1) to obtain all available fields. (3) Category Numbers Table: A Response parser that stores all returned data, from script (2), into a SQL or MySQL database (separate table from (1)). (4) GUI: A basic web page used to test API call and storage of data. (5) Source code to be included. You need to know: - the eBay API - how to properly design a SQL database table and interface with it ------------------------------------------------------------------------------ Bidders should able to sign NDA and the coding of this project is own by us. Please let us know if you need further clarification. Thank you! Employer Questions: (1) Your previous experience on ebay and amazon API (2) Please provide your cost and delivery date. (3) How long bidders can provide guarantee on their work?