Experience

Onguard

• Netherlands
• Software Development
• 1 - 100 Employee

• • Mar 2017 - Present

  - Responsible for maintaining coherence across the entire product suite, conducting technical investigations, and proposing future development initiatives.- Spearheaded a project to implement IdentityServer for single sign-on (SSO) and API authentication, in collaboration with the outsourced team in Romania.- Conducted technical investigations that led to the decision to adopt the OutSystems Low-Code platform for redeveloping a legacy application.- Participating in the development of Outstanding24, providing architectural guidance and expertise to elevate the application's architecture and performance.- Contributing to the Visma Product Development and Architecture Board, sharing insights and expertise to drive innovation and ensure the continuous improvement of the internal Visma Development procedures. Show less

• • Aug 2003 - Mar 2017

  - Contributed to Azure development initiatives and played a key role in rewriting the OnGuard software using Silverlight, enhancing functionality and user experience.- Traveled extensively throughout Europe, providing on-site troubleshooting and support for software issues, ensuring customer satisfaction and timely resolution.- Managed communication and collaboration with an outsourced development team based in Serbia.

• • Feb 1997 - Aug 2003

  - Actively participated in the management team, providing strategic direction and overseeing the complete rewrite of the OnGuard software using .NET framework with SqlServer and Oracle Databases.- Guided the development process, ensuring adherence to best practices, performance optimization, and seamless integration with existing systems.

• • Jan 1993 - Feb 1997

  - Developer of SAGem (Subsidie Administratie Systeem Gemeenten) Application in Progress.- Developer of OnGuard Credit Management Application in VB6 and Sybase.



Protestantse Gemeente 'De Graankorrel'

• 's-Graveland, North Holland, Netherlands

• Organist

  • Apr 1993 - Present



Triple P Information Engineering

• Zaandam, North Holland, Netherlands

• Programmer

  • Jun 1988 - Dec 1992

  - Developed and maintained COBOL applications on the WANG PACE platform - Migrated PACE applications to the Progress platform - Developed and maintained COBOL applications on the WANG PACE platform - Migrated PACE applications to the Progress platform



Computer Consultancy & Software

• Amstelveen, North Holland, Netherlands

• Programmer

  • May 1987 - Jun 1988

  - Developed and maintained administrative software applications for PCs, primarily using the Pascal programming language. - Led a small development team consisting of myself and one colleague. - Developed and maintained administrative software applications for PCs, primarily using the Pascal programming language. - Led a small development team consisting of myself and one colleague.



Abn Bank

• United States
• Software Development
• 1 - 100 Employee

• Programmer

  • Mar 1984 - May 1987

  - System Operator and COBOL Programmer for Wang Mainframe Systems - APL Programmer for IBM Mainframe Systems - System Operator and COBOL Programmer for Wang Mainframe Systems - APL Programmer for IBM Mainframe Systems