Designed and delivered programming courses (C/C++, Visual C++,Java, Oracle) for groups of 10-15 students

* Full SDLC for Payment Processing in accordance with client requirements and company’s PDP requirements analysis, application design, code and unit test development, code reviewing and change request resolution. Responsibilities included new software development as well as enhancements for existing systems and end-user support. * Designed, developed and implemented interfaces to payment processing hosts and payment entry. (Credit/Debit EMV/RFID for Canada and US) * Designed electronic payment transactions – including the critical communication interface between the point of sale and the transaction processor (Ingenico, Verifone) and e-commerce * Processing SSL/TCP between device and transaction server on Linux/Windows * E2EE, TransArmor Decryption/Encryption, Tokenization for Client/Server certificate authentication. * Performance tuning, memory management on Linux * C++ cross-platform development (Linux/Windows) Show less

* Coded and tested building maintenance program(C/C++, FoxPro) * Implemented control system for chemical, oil and transport industry. ( C/C++, VAX WMS, Assembler, Oracle ) * Adapted new software tools and provided training. * Designed computer compiles from high level technology language to Assembler. * Implemented real estate program (FoxPro, Paradox) * Wrote external interfaces. * Coded and testes computer aid design system and emulation tools