Researcher | Developer | Consultant2018 - PRESENTNode Vision Ltd
Technologies: Shopify API, React, Solidity, Solidity Assembly, MetaMask
- Integrated cryptocurrency with Shopify using scripts and MetaMask.
- Implemented fulfillment for a Shopify API once the digital payment arrived.
Senior Consultant2012 - PRESENTSAP Hybris
Technologies: Hybris, Java 8, Spring, JVM Garbage Collection Tuning, Dynatrace, JProfiler, REST
- Developed the Hybris IntelliJ IDEA integration plugin for easier Hybris implementations.
- Benchmarked complex Hybris installations and implemented performance tuning (including cache tuning, JVM garbage collection tuning, and code profiling using JProfiler).
- Worked with an APM provider NewRelic on improving the support for the Spring/Hybris stack and custom instrumentation for thread profiling.
- Led the architecture design, implementation, and successful launch of two phases for a large government organization.
- Contributed on technical topics to Hybris Project Best Practices framework called Hybris ALF.
- Advised clients and partners on best practices in project delivery using the Hybris platform and B2C/B2B Accelerator.
Researcher | Developer2010 - 2011Komerční banka
Technologies: Java Core 6.0, Reverse Engineering, IBM WebSphere 7.0, JPA2, AspectJ, XML, Oracle, WebSphere 6.0
- Implemented security mechanisms for WebSphere 6.0 using LTPA (lightweight third-party authentication) keys in a multidomain environment.
- Contributed to an eBanking website design.
IT Director | Team Leader2009 - 2010ZOOM International
Technologies: Java Core 6.0, GWT, GXT, Multithreading, JNI, XML, RFB, IP Telephony Audio Codecs
- Supported parsing network packets and reconstructed a telephone conversation.
- Worked with high-level software designs.
- Estimated, planned, and budgeted resources and time.
J2SE Architect2008 - 2008Altera Corporation
Technologies: Java Core 6.0, Swing/SWT, Multithreading, JNI, XML, Eclipse Plug-in
- Implemented a cross-platform multicore debugger in Swing for microchips.
- Added numerous enhancements to the C compiler and build tools.
Troubleshooter2007 - 2008Retail-J Ltd
Technologies: Java Core 1.4.2, Java Core 5.0, Swing, Multithreading, MySQL
- Searched for and eliminated bugs in the code.
- Executed JDBC (Java database connectivity) stabilization.
- Enabled RMI (remote method invocation) communication.
- Implemented multithreading.
- Mentored and led the junior developers.
J2SE Java Developer2007 - 2007xit2 Limited
Technologies: Web Services, Axis, JAXB 2.0, Subversion Administration
- Implemented an engine for integrating the web services with the business layer.
- Designed and built a feature for the automated generation of business objects for web services; used Java Reflexion, JAXB 2.0, and Axis for web services.
J2SE Java Developer2005 - 2007Eurosoftware
Technologies: J2SE Core, Swing, Web Services, Axis, ANT, JUnit, SVN
- Designed user flows in Swing.
- Introduced a flow for the collection and analysis of user behavior statistics.
- Advocated for an ergonomic GUI to improve user satisfaction.