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Celtel Top-up

Released: 2006

Client: Celtel (MRM Worldwide)
URL: No longer available
Role: Tech lead and back end developer
Key technologies used: Barclay’s EPDQ payment processing, Celtel’s mVoucher service, .NET 2.0, Codesmith, MS SQL 2000, third-party currency feed, Enterprise Library

Celtel Top-up provided users of the African mobile phone service to top-up PAYG phones on-online.  With the ability to operate with a number of top-up systems in the local markets in Africa, secure payment processing through Barclays EPDQ in a variety of different currencies.

June Bug

Client: Courtney’s Candles (contractor)
URL: (private login required) /
Role: Sole developer
Key technologies used: XSD, XML, .NET 3.5 SQL 2005, Amazon Seller Central Services, Yahoo Stores

Courtney’s Candles approached me to synchronise their entire product catalogue from their Yahoo store with a new store on  Working closely with Amazon in the US I developed June Bug, which is a system to allow downloading and editing of store data, before automatically republishing it to Amazon via their SOAP interfaces.