Arien Kock
Verified Expert in Engineering
Software Developer
A true full-stack developer, Arien works on server infrastructure, deployments, and configuration management. He takes initiative in architectural decisions, and he believes strongly in testing and QA. He likes talking to non-technical people and tries to bridge the knowledge gap going both ways. He champions the Agile manifesto. Arien thinks software can be beautiful and elegant, and he wants to meet more like-minded people.
Portfolio
Experience
Availability
Preferred Environment
Amazon Web Services (AWS), Git, IntelliJ IDEA, Docker, Windows, Linux
The most amazing...
...solution I've built was a fully containerized CI pipeline with reproducible end-to-end tests and code quality reporting.
Work Experience
Java Expert
Elsevier
- Built an SSO integrated web-application using Dropwizard.
- Created an API for the UI as well as for public use.
- Tied it all together with Jenkins-driven automation.
- Set up infrastructure provisioning and deployment using Cloudformation and Codedeploy (AWS).
- Provided unit and browser testing (https://app.crossbrowsertesting.com/selenium) for automatic promotion of code builds.
Lead Java Developer and De Facto Software Architect
Symbaloo BV
- Developed and maintained a web application serving ~17k concurrent users and 22k requests per minute and still growing.
- Led a team of 4 Java developers and coordinated back-end development tasks.
- Introduced distributed transactions, a unified project build, automated deployments, and integration testing.
- Constantly juggled maintenance, improvements, and an endless stream of new functionality.
- Set up a new project with all the new toys (React, Redux, web sockets).
Senior Java Developer
ABN Amro
- Worked on the back-end of the system feeding the Tridion CMS.
- Gained a lot of experience with Scrum.
- Worked in a fast dynamic team.
Java Web Developer
Sonepar Nederland Information Services BV
- Learned the trade of Servlets, JSP, and Lucene in my first job.
- Used String.intern() to fit the whole product database in memory for huge performance gains.
- Gained knowledge about writing good SQL queries and stored procedures.
- Worked on a Swing desktop application deployed using Java Web Start.
Java Web Developer
Benelux Office for Intellectual Property
- Upgraded numerous legacy web applications.
- Developed internal tools for processing submissions from the Dutch Caribbean.
- Built an end-user search engine for registered designs, which is still in use today.
- Worked closely together with end-users.
- Fulfilled a highly independent role.
Experience
Benelux Design Register
Skills
Languages
Java, SQL, JavaScript, Clojure, Go, AspectJ
Frameworks
JPA, Spring Security, Hibernate, Spring MVC, Spring, Dropwizard, Mithril.js, OAuth 2, Quasar, JMH
Tools
Apache Maven, Jenkins, Ansible, Apache Solr, Flyway, IntelliJ IDEA, Tridion, Gulp, Webpack, Apache Tomcat, RabbitMQ, Subversion (SVN), Git, Cucumber, Jetty, Phabricator, JGiven
Storage
Spring Data, MySQL, Elasticsearch
Other
Freelancing, Portlets, WebSockets, OAuth, System Administration, SSH
Paradigms
Functional Programming, Concurrent Programming, Object-oriented Programming (OOP), Scrum
Platforms
Amazon EC2, Windows, IBM WebSphere, Java EE, Amazon Web Services (AWS), Linux, Docker
Libraries/APIs
MyBatis, JDBC, jQuery, PhantomJS, Node.js, Comsat, Facebook API
Education
M.Sc. Degree in Computer Science
University of Twente - Enschede, The Netherlands
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