Stefan Koopmanschap

PHP software developer, architect, consultant and trainer.


Software Engineer

Help with upgrading old Symfony applications to the latest versions and upgrading PHP to 8.3. While doing that, refactoring applications.

2024-2024

Project Manager

Ensure smooth communication between iFresh development team and one of their customers

2024-2024

Software Engineer / Coach

Help the team develop customer projects, but also coach them on improving their software development process

2023-2024

Principal Engineer

Support the existing teams with their Domain-Driven Design approach

2022-2022

Software Engineer

Build a specific feature for a big CMS/E-commerce platform for one of Enrise's customers

2022-2022

Coach / Tech Lead

Coach people and help improve skills, all the while also helping with the PHP development

2022-2022

Software Engineer

Help build 2 internal API's, help the internal devs learn more about how to work with Symfony

2021-2022

Software Engineer

Being part of the project team working on the new Bakken.nl website and shop

2021-2021

Software Engineer

Assisting in implementing several different projects to ensure new products can be sold

2020-2021

Software Engineer

Helping with developing the mobility platform for a short while

2020-2020

Software Engineer / Architect

Helping in the migration of a legacy codebase to a modern and flexible new architecture.

2019-2020

Software Engineer / Architect

Initially hired to help with performance of transaction processing, eventually also helped with many other challenges such as migration to Docker and starting a big refactoring of the legacy application to a more service oriented architecture.

2017-2018

Software Engineer / Architect

Work on architecture and development of a new payment platform with fraude detection, refactoring an old legacy application.

2017-2017

Scrum master / analyst

Analyzing organization needs, writing user stories and being scrum master for the development team.

2017-2017

Software Engineer

Work on the complete re-work of Schiphol.nl with a focus on the B2B functionality.

2016-2016

Software Engineer

Upgrade existing application to new version of Laravel framework, refactoring codebase to extract business logic

2015-2015

Software Engineer

Develop a completely new technical platform that connects all services of Simpel.nl.

2015-2015

Software Engineer

Build a fully automated e-commerce site for a printer that prints on special materials.

2015-2015

Software Engineer

Refactor a big legacy application into smaller applications that work together. Help develop a new shop.

2013-2014

Software Engineer / Architect

blz1/NieuwZoet

Set up a REST API and website for a startup.

2013-2013

Software Engineer

Help build parts of a big REST API for a big publisher.

2012-2013