Information
Software Development skills
System Engineering skills
Tooling
About me
15+ years server administrator experience in Linux and Windows Server environments with a multitude of different technologies and applications.
7+ years software development experience with Objective-C, Java, Laravel PHP, Python, C, Swift, Shell
scripting, Javascript, etc.
I have built and run a webhosting and a VPN service: Joostwebhost & WifiMask VPN.
Relevant experience
Projects as a freelancer:
• Operationeel Beheer LMW at Rijkswaterstaat.
• Custom Laravel PHP webdevelopment for a webshop.
• WooCommerce custom PHP webdevelopment for a webshop.
• IT consulting for a VJ company with a focus on storage and networking solutions.
• App development of a Linphone based VoIP app (iOS & Android) for a Dutch VoIP provider.
• Solve a reconnecting bug in a VPN app (iOS & macOS) for a Dutch non-profit
organisation.
• Web development for several clients based on TailwindCSS, Javascript, NodeJS and PHP.
WifiMask VPN is a fast VPN and ad/malware blocker.
Creating WifiMask VPN involved building the Linux server based
infrastructure, iOS & macOS app development, front-end & back-end web development.
Through building WifiMask VPN I obtained in-depth knowledge of many different technologies including
cryptography, app development, security, fire-walling, load-balancing/failover, automation, monitoring,
alerting, logging, webservers, databases, networking and frontend & backend web development.
Joostwebhost sells webhosting, email hosting & domainnames.
Over the years I've implemented many different technologies to keep the
customers websites online and fast at all times.
I have gained experience with webservers, databases, caching, automation, migrations,
monitoring,
alerting, logging, web development, cryptography, networking, fire-walling, security and
load-balancing/failover.
CloudVPS is a leading cloud provider in the Netherlands with a focus on Linux & Windows VPS servers.
I was employee #12, which means I got and took lots of opportunities and responsibilities, I've
experienced an exponential learning curve and it was a great stepping stone to starting my own business.
I was tasked with building, maintaining and supporting Linux and Windows server & network configurations
and got familiar with many different technologies including virtualization, load-balancing/failover,
monitoring, alerting, logging, firewalling, security, webservers, databases, networking, hardware &
datacenter infrastructure.
Through Sogeti I was subcontracted to several clients from a wide range of industries. I got to experience many different technologies within many different environments & teams and took on helpdesk support, test engineering and system administrator roles.