Career Summary

Gordon Rappange is a full stack .net developer with more than fifteen years’ experience in software development and implementations. He worked for different IT contract agencies like CGI, BT Consulting and IMN. The last nine years he has been working as a freelance .net consultant. Because of the many roles that Gordon has successfully fulfilled, he is able to make a good contribution to a project in many ways. Great dedication, motivation and quality of delivered work are characteristics that belong to Gordon. Gordon is MCAD and MCSD certified and has recently dealt with Microsoft Windows Azure (cloud websites, services and mobile apps) and iOS app development. He keeps his knowledge up to date by attending various developer days such as SDN, Devnology, Microsoft TechDays, .net South community and is member of the Agile Meetup Breda.

Work Experience

Senior Software Developer

Amadeus Hospitality
2018 - 2020

Responsible for the development (front and backend) of new functionality in an existing SPA (single page app) Property Management System (Hospitality) hosted in Azure. Part of a scrum team of 10 people including 5 Sr. developers (2 QA and a PO).

Technologies used:

  • Azure DevOps
  • C#
  • Angular
  • Webpack
  • Sql Azure

Senior Software Developer

2016 - 2018

Responsible for the development of a workflow engine in an existing credit rating system and for the development of the data Warehouse for reporting. Worked in a scrum team of 12 people including seven experienced Sr. developers.


UX improvements and improved time consuming creation of risk models

Technologies used:

  • Vue/javascript
  • C#
  • SQL
  • SQL BI

Senior Software Developer

Abn Amro
2014 - 2016

In a team of four responsible for the development of the prepayment Module of Abn Commerical Finance. A Windows application that handles the handling of applications for asset based (invoices/stocks) loans. In addition, realized a connection to a new core system (Aquarius) through Web services.

Technologies used:

  • VB.NET
  • SqlServer
  • HPD – Aquarius (factoring ERP)

Senior Web Developer (scrum master)


Responsible of the development of a Gateway tool. This gateway tool (scheduled Windows application) imports accommodations, prices (including discounts), and inventories from vendors (hotels, apartments, camping’s, via XML links) to a central data warehouse of Sundio Group. The data is then exported to the back office system named Davinci. (

Technologies used:

  • jQuery
  • C#.NET
  • SQLServer

Senior Web Developer

Visma (Raet)

The current payroll system of the barge made suitable for administration and accountants offices (project). Especially backend development work in C# in a 3-tier architecture with links to various internal (self-service, file online) and external parties (Deloitte, POSTNL).

Technologies used:

  • jQuery
  • EAV database model
  • C#.NET
  • SQLServer

Skills & Tools


  • Angular
  • JavaScript
  • Node.js


  • C#
  • VB.NET
  • WordPress/Shopify


  • Azure DevOps
  • Code Review
  • Git
  • Unit Testing


  • Avans Hogeschool
    Hogere Informatica
  • Markenhage Scholengemeenschap


  • MCSD
    Microsoft Certified Solution Developer - 2006
  • MCAD
    Microsoft Certified Application Developer - 2006
  • MSRS/MSAS @ Computrain


  • Dutch (Native)
  • English (Professional)


  • Playing Guitar
  • Snowboarding
  • Cooking