Fullstack developer

called storm.io. Responsible for architecture, design and implementation of Storm Connect, a new
integration platform with the goal to significantly reduce the number of writes and increase
throughput, while at the same time severely limiting the memory requirements. In order to aid
agility in implementation I laid the groundwork doing unit/integration test that involved database
operations instead of only mocks. Further, I also designed and implemented a new system for
storing and serving images/videos, with CDN-support and ability to do various operations such as
resizing, alignment and padding.
Techniques : C#, Azure, MassTransit, TSQL/MSSQL, EF6, WCF, SQLite

management of automated road toll systems. I planned and implemented a framework for
retrofitting automated testing (NHibernate, SQLite). Responsible for troubleshooting, analysis
and implementation of fixes for performance issues with the goal of increasing the amount of
monitored tolling stations ten-fold on the same hardware. Responsible for technical design for
new GUI with substantial speedups.
Techniques : Javascript, AngularJS, C#, WCF, ASP.NET, Oracle PL/SQL, NHibernate, Scrum

Consulting as a developer and later on technical lead / architect, in a small team (3-4 people) with
a Scrum-based / agile development process. The company has a heterogeneous operating
environment (Linux, Windows, Solaris, MSSQL, MySQL) and development environment
(.NET/C# and Linux/Python).
Techniques : C#, WCF, ASP MVC.NET, Javascript, MS MQ, MySQL, Sphinx, Ubuntu,
NHibernate, ActiveMQ, Kestrel, Python, Nagios, Cacti, Munin.

Some of the projects I've been involved in:
* Involved in the development of a distributed search engine for full text search in a
database of over 100 million documents.
* Shared the responsibility of architecture of Channels, a product for real-time monitoring
of feeds and keywords.




* Responsible for introducing a new queuing system for nearly all products / data flows,
including market research, performance testing and subsequence implementation. ()
* Responsible for development of a system for collecting statistics from a Javascriptwidget
that gets > 200 M impressions per month.
* Responsible for implementation of a system for monitoring (Nagios) and graphing (Cacti
and Munin), at the hardware, OS and service levels.

Took part in design and implementation of op5 Log Server, a centralized syslog server. I was
responsible for the GUI part of the application. I developed a new overview map and various
GUI-related improvements to op5 Monitor. I was also responsible for newly developed and
maintenance of plugins for op5 Monitor. My work included consulting surrounding op5 Monitor.
Techniques : Java, XML, PHP, C, MySQL, Perl, Bash, Nagios, SNMP.

Customer facing support. I developed scripts for monitoring of SIP-traffic. My work also
included configuration and programming of open source PBX software.
Techniques: SIP, IP, DNS, firewall, Python, MySQL, Linux, Asterisk, Python, PHP.

Maintenance and development of payroll related systems for Win32-platform. Main responsible
for three larger green field projects: development of DBMS agnostic backend (Oracle, MS SQL),
integration of web services for SMS communication and development of new module for web
GUI.
Techniques : Delphi, Paradox, Interbase, Oracle, MS SQL, Oracle.