AWS News Blog

Jeff Barr

Author: Jeff Barr

Jeff Barr is Chief Evangelist for AWS. He started this blog in 2004 and has been writing posts just about non-stop ever since.

Free ISBN Web Service

From The Programmable Web comes word of, a large database of  books indexed by ISBN. Of interest to developers is the fact that there is a complete (and free) REST API. Items in the site are organized (and accessible) via book, subject, category, author, and publisher index. Several (ok, many) ECS developers have asked […]

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AWS with PHP and Ajax

Ajax Magazine is running a multi-part series on the use of PHP and Ajax to create an AWS-powered application: Part 1 is already up. It creates a basic site with dynamic search functionality. Part 2 adds price  comparison across the 6 Amazon sites supported by ECS. Part 3 adds browsing functionality. Part 4 adds a […]

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Spring Conference Calendar

Time to update our speaking & conference calendar. Amazon will be speaking and/or exhibiting at each of the following conferences: March 7th – O’Reilly Etech, San Diego, California March 13-14th – Next Generation Web International Conference, Seoul Korea March 13th-17th – SD Expo, Santa Clara, California March 20-22nd – Microsoft Mix06, Las Vegas, Nevada March […]

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New Ways to Look at XSLT

Over at Ask Metafilter, a questioner asks “When you imagine XSLT transformations happening in your mind’s eye, what does it look like?” This is a very powerful question to ask, because ancient, procedurally oriented developers like me sometimes have trouble following the non-linear, pattern-driven processing that takes place when an XSLT template is applied to […]

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Kevin Daily offers a brief thought on REST vs. SOAP in the case of the Amazon Web Services. We are still seeing an 80% REST / 20% SOAP usage pattern. Kevin correctly notes that the ease with which developers can invoke an XSLT transformation as the concluding step in a REST request makes for easier […]

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Ask For Cents : New Mechanical Turk Application

Have you ever needed to get an answer to a question in a hurry, perhaps something that you can’t find in your favorite search engine? If so, you may want to tap into the internet-scale Mechanical Turk workforce using the new question asking system at Ask For Cents. To get an answer in a hurry, […]

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Valoony Shopping Guide

The Valoony Shopping Guide provides dynamic, no-refresh shopping  within the catalog. Changes to the search box, price slider, operating system, and other controls are immediately reflected on the display.

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AMZ Dashboard

The AMZ Dashboard is a  tool for monitoring sales, reviews, and prices for products on The program uses Flash-powered graphs to visualize all sorts of interesting info. The site has three main views. First is Summary (click on the image to see a larger view): Then Pricing: And finally Reviews: You can also create […]

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A Few Words on Technology Evangelism

As previously noted here, I am trying to hire some additional web services evangelists for positions in the US and Japan. I get asked about the job duties and responsibilities on a regular basis, so I took some time to write about them on my personal blog. Take a look at A Few Words on […]

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