Dipl.-Ing. Sergej Shafarenka

* Development of Android mobile apps for commuting and ride-sharing with ioki * Leading app modularization initiative: concept, strategy, implementation. * Designing and implementing an MVI (State Container) library used in the app: https://github.com/sergejsha/knot * Refactoring and decomposing complex screens into smaller and better maintainable entities using Knot library. * Improving knowledge sharing among the team by maintaining Wiki pages and presenting recent design and code finding.

* Development of Android mobile app for video streaming. * Technical team coaching (enforcing design patterns and principles, concept reviews and knowledge sharing in team). * Introduction and promotion of app modularization topics. * Pushing Kotlin for the win.

* Android Architecture assessment (NDA) and code review

* Development of Android mobile app for video streaming. * Re-design & componentization of video player (ExoPlayer, MPEG-DASH, Widevine DRM) * Design & implementation of a video player part for maxdome onboard (Videostreaming in DBahn ICE) * Improvement of development conventions (for Android, Java, RxJava etc.) * Source code review as a part of Git Workflow See less

2013 - 2016, SAP Customer Engagement, Development Architect 2013, Fellowship at SAP Central Security Team 2012 - 2013, SAP Research & Development, Development Architect 2012, Fellowship at SAP Transportation Management (TM) 2008 - 2012, SAP Manufacturing Integration and Intelligence (MII), Development Architect, http://scn.sap.com/community/manufacturing/mii 2006 - 2008, NetWeaver Development Infrastructure (NWDI), Content Management Service (CMS), Senior Developer, http://scn.sap.com/community/nwdi

2004 - 2006, Multimedia Platform, Senior Developer * Design and development of various components for accessing MOST devices, like renderers for audio amplifiers, SIM-card readers etc. * Implementation of continuous integration for internal builds. The code has been used in various Audi and VW cars. 2002 - 2004, Embedded WAP Browser, Developer * Design and development of Java components for rendering WML/HTML pages inside a car's head unit. The code has beed used in BMW 3, 5 and 7 ("BMW Online" area).

Intershop based eCRM module. Developed CTI (Computer Telephony Integration) plug-in in C++, Java and JavaScript.