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Integrant started in june 2007 and is the freelance company of Sijtsche Smeman. Our core experience is software development using all aspects of Java / J2EE in combination with database modelling and and data migration. Below you will find a summary of our most recent projects.

Here you can download the CV of Sijtsche Smeman in PDF format.
CV Sijtsche Smeman

ING Bank

Centraal Justitieel Incassobureau
I have been working on Java web applications with Spring Boot, AngularJS and Angular that integrate with various backends via SOAP, REST and JMS.

TKP Pensioen

Development on existing webapplication for employers to maintain the pension details of their employees. Besides a web interface the application also contains file processing and reporting. I also have experience as Scrum Master in a DevOps team.

Rob's Kinderzweefmolen
Website for Rob's Kinderzweefmolen, responsive, so suitable for tablet and mobile phone.

Friesland Bank

Development of adapters and webservices for the integration process of several payment channes with a new core banking system for the MIBOPS project. I have gained experience with different payment methods like iDeal, SEPA and electronic banking. Keywords: high volume processing and development of SOA services.
Also modification of existing .NET frontend application with the use of webservices.

Group 2000

Design and development of new J2EE modules with Axis webservices and EJB 2.0. Configuration of SSL certificates for Axis SSL connection. Messaging with JMS queues. Deployment on Weblogic 8.1. and data modeling in Oracle 10g database. Besides writing the design and UML diagrams also testdocumentation had to be written.

VTS Politie
Modification of several Struts applications in the frontend with Struts JSP tags, JSTL and AJAX as well as in the backend. The applications use Toplink and an Oracle database. Because of the confidential character of these applications no more information about the functional aspects can be provided.

Heidinga Accountants BV
Extension of the open source CRM application OpenCustomer by writing a planning module.

Friesland Bank
TMS SEPA is a newly built J2EE application that handles international payments in the new SEPA XML format for the Friesland Bank. This application runs batch processing and validation of XML files containing payment instructions and forwards the correct payments to the backend. In a later phase of the project a .NET application has been built to facilitate the auditing process. The project was done in an iterative way using RUP.

Stoffeerderij Jan Ziengs
Extension of the open source CRM application OpenCustomer by writing a project management module with a flexible ordering fax.