Wageindicator Foundation: a Case Study

Huub Bouma

October 10, 2007

Introduction

• What is WageIndicator

• Organisation

• Questionnaire technique

• Web portals

• System architecture

What is WageIndicator

• Websites containing information about work and income

• Per country and per target

• Income questionnaire

• Salarycheck

Organisation

• WageIndicator Foundation

• goal: labor market transparency

mission statement:

”Share and compare wage information. Contribute to atransparent labor market. Provide free, accurate wage datathrough salary checks on national websites. Collect wage datathrough web surveys.”

People involved

• scientific research

• datamanagement

• content

• management

• marketing

• technique

Techniques overview

• Salary Survey

• Questionnaire Management System (QMS) for constructingthe survey

• WageIndicator web sites

Survey technique

• engine (socrates) built with java

• GPL license

• modelled after the w3c XForms standard

• engine reads XML models

Questionnaire Management System

• surveys are constructed with the QMS web application

• only available for the survey designers

• plone application

• Custom i18n layer

Web sites

• Simple Archetypes based product

• Very simple, but flexible enough

• skinning for partners

Architecture

• HA architecture (2 production environments)

• Websites behind Apache and Squid

• Remote deployment (scp + quickinstaller)

• Content only managed on acceptance environment

• Synchronizing (from ACC to PRD)

• future: real Plone HA clustering, and load balancing

Statistics

• 37 plone portals

• 20 countries

• 10 servers: India(2), USA(4) en the Netherlands(4)

number of unique visitors for loonwijzer.nl

• last month: 404,772

• day peak: 100,000