Developed a couple of commercial iOS (iPhone and iPad) and noncommercial Android applications. Has worked for more than 4 years in iOS development. Published applications in the Apple Store: UV Meter, Bet Adviser, Alex the crocodile, WorldSkyStars, Tapes, OneSmartConnect, etc.mySkin Inc.Worked on implementing WiFi and BLE communication between OKU and iOS device. Challenge was to implement this communication on device without operating system.Technologies used: C, Bare Metal Environment, WiFi and BLE state machines, ARM926-ej.pygmyTitanWorked on porting Android and Linux kernel drivers on pygmyTitan development board.Technologies used: C, low-level driver development for various interfaces (I2C, DSI, WiFi, etc.)DiassuWorked on authentication methods that will allow user to log in without typing any password.Technologies used: C, Obc-C.UsemenuWorked on iOS app for ordering and payments in restaurants.Technologies used: Swift, iOS development

Develop and maintain desktop application for testing TV platforms. Main challenge was to connect multi platform application (QT) to the target system using one of two protocols (SSH or Serial), execute the test and collect test results. Worked on ticketing, controlling and security software used in public transport in Holland. Main challenge was to implement very robust and secure system that will be run on master board computer and card readers used in trams.IOS Technical team Leader at EXECOM (December 2016 – Present). Worked on biometric authentication iOS apps.Technologies used: C++, Swift, Linux, Qt, GIT, Make, Visual Studio, Bash, Linux security.

Worked on firmwares for wireless access points and network routers. Challenge was to port GNU/Linux distributions for embedded devices (OpenWRT and Debian) on different platforms. Worked on implementation and usage of different network device options such as: ipsec, band steering, beamforming.Technologies used: Linux, OpenWRT, Lua, C/C++, HTML, JavaScript, GIT, SVN, Shell.

Development and maintenance of different tools for MIPS such as Valgrind MIPS Linux/Android, including MIPS32 and MIPS64 both big and little endian. Hands-on knowledge of programming tools (compiler and linker), code debugging and profiling Linux program (GDB), mixing C and assembler, code optimization and embedded systems.Technologies used: C/C++, Valgrind, Linux, GCC, GDB, Shell, Perl, SVN, ASM for MIPS/ARM, JIT.

Development, implementation and testing an application for iOS devices.Main tools and technologies: Object-C, xcode, JPEG exif data structure, brightness measurement and client server model.