Kristian Arlt, Developer in Vienna, Austria

Kristian Arlt

Software Developer

Vienna, Austria
Toptal Member Since
July 9, 2015

Kristian is a software engineer and tech enthusiast, starting back in 2001 as a designer and moving on to coding, becoming a UX expert along the way. He's a full-stack developer with work experience ranging from startups, creative agencies, and heavy data analytical corporations to investment banking. He's an easygoing team player who enjoys a challenge.

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Flatlanders s.r.o
Adobe AIR, HTML5, Spring, Java, MySQL
Spring, Java, Angular
MongoDB, SQL, Node.js, Angular, AngularJS


Vienna, Austria



Preferred Environment

Sublime Text, IntelliJ, OS X

The most amazing...

...application I've built is a next-gen POS system deployed in numerous restaurants across the country.

Work Experience

2011 - PRESENT


Flatlanders s.r.o
  • Create a next-gen point of sale system with warehouse management completely from scratch. The state-of-the art client application focused on touch devices.
  • Build HTML5 reports using JAX-RS RESTful services.
  • Execute a low-level Java implementation of POS printers, fingerprint readers, and weight scales; Swing apps and Spring POJOs. The app has been ported to tablets and mobile devices.
Technologies: Adobe AIR, HTML5, Spring, Java, MySQL
2018 - 2018

Tech Consultant

  • Hired to help out in a project where the deadline was getting rather close.
  • Managed to finish the project on time and deliver a fully working product.
  • Set Agile processes in place as the state-owned agency is still catching up with the latest software lifecycle methodologies.
  • Introduced automated testing in a CI environment.
Technologies: Spring, Java, Angular
2015 - 2018

Tech Lead

  • Supported the Vienna Dev team creation, as it was moved from Berlin Germany.
  • Guided the existing .NET team to switch to Angular and Node.
  • Set up Scrum processes with continuous live deployment supported by automated testing.
Technologies: MongoDB, SQL, Node.js, Angular, AngularJS
2013 - 2014

Software Engineer

CPA Global
  • Created HTML5 POCs using jQuery and AngularJS.
  • Improved the look and feel of the overall app.
  • Analyzed and designed the model using the BA’s requirements in Oracle.
  • Coordinated offshore teams throughout the whole SDLC.
  • Set up and managed CI builds and automated tests.
Technologies: Flex, HTML5, Spring, Java
2012 - 2013

Sofware Engineer

  • Extended the service layer in Spring.
  • Created HTML5 reports using jQuery, Angular, and Backbone.js.
  • Worked closely with markets to ensure their objects were being met.
  • Supported testers by clarifying system requirements as well as assessing ongoing performance and the impact of these changes.
  • Built unit tests utilizing an in-house testing framework.
Technologies: Flex, HTML5, Spring, Java
2010 - 2011

Flex Team Lead

JPMorgan & Chase
  • Wrote modularized Flex applications for the investment banking core processing including cash management, broker/dealer, FX, futures and options, settlements, and securities departments.
  • Created POC projects and presented new solutions.
  • Mentored and guided offshore teams.
  • Redesigned the UI, re-factoring applications already in production.
  • Redefined usability standards across applications.
Technologies: QTP, Adobe Flex, Spring, Java
2009 - 2010

Flex Developer

Usabilla B.V.
  • Developed the analysis section, where all usability tests can be reviewed and analyzed.
  • Included various analysis tools, heat map generation, and PDF export features.
  • Wrote a client-side PDF encoding and export function inside Flex.
  • Rendered dynamic heat maps using custom points to show a truly colorized report.
Technologies: Adobe Flex, Zend Framework
2006 - 2009

Web Developer & Designer

Multimedia Atelier
  • Integrated an Adobe Flash and ActionScript database using XML.
  • Created FLV video streaming, interactive CD-ROMs, and AIR applications.
  • Built flex back-end systems using PHP and Java technologies.
  • Designed and developed HTML4 pages.
Technologies: Adobe Photoshop, Adobe AIR, Flash, JavaScript, CSS, HTML
2004 - 2006

Flash Animator and Web Developer

Web Design Factory
  • Provided full-service interactive media, creating advertising campaigns, web presentations, and sophisticated web-based applications.
  • Contributed to web design and Flash-based projects, including games, banners, and widgets.
  • Designed and developed online Flash games.
Technologies: Adobe Illustrator, Adobe Photoshop, Flash, CSS, JavaScript, HTML


BlackSheep POS
A point-of-sale system as a complete solution for the hospitality industry. Includes touch terminals, handheld devices, cloud reporting, weight scales, kitchen displays, fingerprint readers, and many other features. Web
Austria's biggest real estate website with over 7 million hits per day. Written with AngularJS, Hapi, Node.js, and Java Spring.

Shop & Shelf Review for Dunnhumby

Created and visualized new reports using Flex and HTML5, providing an in-depth analysis for retail companies worldwide


HTML5 and Flex with Spring and Oracle11g.

Hyatt | Exhale Spa

After the acquisition of the Exhale Spa group, Hyatt hotels wanted a world class website with back-office applications. The whole project was written in Angular + Node.js

360 Networks | Pricing Tool
360 Networks needed a revamp of their in-house used pricing tool to make the whole quote creation a breeze and raise sales.

Technologies: Node.js, Angular

OBB Ticketshop | Austrian Railways
Upgrading the Austrian State Railways Ticketshop from AngularJS to Angular 2+. The Railways with a revenue of 6 billion/year needed a technical upgrade with a seamless user experience, integrated with lots of microservices and state management.



HTML, HTML5, Java, Flash ActionScript, PHP, XML, CSS, JavaScript, SQL


AngularJS, Angular, Flex, Spring, Hapi.js, Adobe Flex, Zend Framework, JUnit


Node.js, jQuery, JMS


Flash, Adobe Photoshop, Eclipse IDE, Apache Tomcat, Adobe AIR, TeamCity, ActiveMQ, Grunt, Hudson, Subversion (SVN), Apache Maven, Apache Ant, IntelliJ, Sublime Text, QTP, Adobe Illustrator, Bower




Jakarta EE, OS X


MySQL, MongoDB


Ajax, IIS


2004 - 2006

Bachelor's Degree in Software Engineering

Czech Technical University - Prague, Czech Republic