SAP Concur Bellevue, WA
Software Development Engineer III
Development on an expense tracking platform client in React & Redux with a GraphQL backend.
Development on an expense tracking platform client in React & Redux with a GraphQL backend.
Built features of a responsive HTML5 content editor using AngularJS, producing interactive experiences that are optimized across devices.
Developed front-end for a mobile-first app that matches property buyers with their ideal neighbourhood; uses React and Flux.
Initiated the design & development of a browser based workflow app for a data warehouse. Utilized a modular, event-based Backbone.js architecture.
Developed a large e-commerce site on top of Zend framework.
See designs at http://behance.net/radekstepan.
Created a browser based burndown chart displaying progress through sprint tasks for better estimation & planning of work.
Created an extensible CMS for scientists with content kept in Markdown files and YAML front-matter. Dynamic data, such as speaking engagements and publications, are automatically cached from external sources like PubMed.
Consolidated the deployment of various apps on multiple servers into an open source Node.js PaaS based on Haibu. Eventually switched to the Docker platform.
A JavaScript component that lets one sandbox "foreign" widgets and their
CSS styles using iframes and a
postMessage
API.
A binary posts (NNTP/Usenet) downloader.
Postgraduate studies with focus on software engineering, internet technologies and security.
Dissertation discussing architectural patterns, such as MV*, MVVM, MTV, DTO, DCI or Naked Objects, and their use in agile web development environment.
Design of interactive systems with focus on user experience.
Cognitive computing studies on topics like psychology, philosophy, HCI, robotics and data mining.