VWO, Natuur en Techniek, Natuur en Gezondheid, CKV3, Latijn, Filosofie @
Pieter Nieuwland College
Derk has a natural talent for computers and internet applications. He learned his first programming language at the age of 9 and hasn't stopped since. Over the last years Derk has been active as (lead) developer in various large software projects, setting up a digital document enrichment pipeline for a large dutch publishing company, designing and optimizing
Derk has a natural talent for computers and internet applications. He learned his first programming language at the age of 9 and hasn't stopped since. Over the last years Derk has been active as (lead) developer in various large software projects, setting up a digital document enrichment pipeline for a large dutch publishing company, designing and optimizing the infrastructure for a high-speed advertisement delivery network and building social web dashboards for automated KPI data collection, visualization and community comparison.
Derk reads and writes computer code as a natural language and is a strong supporter of open source software, web standards and test-driven development (TDD). His utilization of these techniques result in robust, modular, fast and high-quality software.
- iOS development
- Android development
- Data visualisation
- Source-to-source compilation
- Async programming
- ES6, FRP, Flux From June 2012 to Present (3 years 7 months) Software Architect @ - High concurrency JSON API's
- Web development
- Software architecture From February 2012 to Present (3 years 11 months) Lead Developer @ - Creating scalable, reusable application components
- Modelling applications architecture (UML 2.0)
- Mobile development (PhoneGap) From December 2011 to February 2012 (3 months) CTO @ - Building and managing the IT infrastructure
- Managing IT projects
- Server cluster management
- Infrastructure monitoring
- Technical consultancy
- Building high throughput applications (rails, node.js, redis, couchDB) From September 2010 to December 2011 (1 year 4 months) Lead Developer @ - Optimizing PHP/MySQL code
- Optimizing server performance
- Setting up clusters (webapp, database) From May 2010 to September 2010 (5 months) Amsterdam Area, NetherlandsDeveloper @ - Ruby / Ruby on Rails development (http://www.kpilibrary.com) From March 2008 to June 2010 (2 years 4 months) Senior Developer @ - Writing in-house and commercial web applications using PHP, HTML, CSS and JS.
- Writing in-house applications and services using Java and Ruby.
- Creating PDF conversion processes using various programming languages and tools.
- Writing Flash PHP Backend integration systems From January 2004 to March 2008 (4 years 3 months) Chairman @ - Process optimization
- Recruiting new members
- Organizing excursions From June 2006 to November 2007 (1 year 6 months) System Administrator @ Easyway Telecom is a small internet and telephone cafe and telephone repair shop located in Amsterdam. As System and Network Administrator I created and maintained the company network. My work included:
- Creating the network infrastructure for a 10-20 computer network.
- Installing and maintaining a payment and internet gateway server (Windows, commercial software)
- Creating and maintaining administrative databases (Linux, MySQL)
- Isolating and securing public internet access computers (Windows, Linux, custom software)
- Creating and implementing an automated disk image backup and recovery system (open source software)
- Managing the repair computers, installing and maintaining many exotic USB devices, their drivers and various mobile phone firmwares. (Windows, open source software) From June 2002 to June 2006 (4 years 1 month)
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