• Design and develop enterprise Online system to control locks ( with zigbee network hub) based on Microservices​ architecture and aggregate service pattern.• Developed with RabbitMQ,Redis,Sqlserver,C#,WebAPI and angualrJS.• Develop real time hub and Lock control with C#• Developed with No SQL dabase Mogondb • Design and develop generic DBcontext ( SQL and No SQL)

• Language identification using DNN (deep neural networks)• WCF web service for text to speech with Google speech cloud service and Nuance speech service• WCF web service for bi-channel audio to transcription with Nuance speech server• Win form application tootelosip (VOIP softphone)• SMS and vocal message window service• WCF web service to send data to google push server• WCF web service to send data to Blackberry push server• WCF web service to send data to Apple push server• Google push android client application to receive push notification.• Blackberry client application to receive push notification• Android BLE application communicate with Miro Alpha BLE heat rate monitor• Android application record audio and publish to web server• Android application record video and publish to web server• Android application to communicate live streaming service (red5)• SMSGate Window service with C#/NET, socket, and multiple thread• Winform application with tcp/Ip and multithreadLanguages and skills used: C#, ASP.NET, multithread programming, window service programming, WCF, Multi-tier client/server, ASP, JavaScript, AJAX, T-SQL, Json and xml data parse

• ROSE three-tier client/server model• ROSE relation database data model • Framework based ROSE Studio using MFC library• Database access API using Microsoft ADO, Microsoft ATL/COM• Mapping from ROSE object oriented object model to MS SQL relational data model, using Design pattern, OOA, OOD, STL library• Data mapping library to map ROSE data structure to XML model to adapt data exchange with other application• MFC based simulation project transfer tool XFER, with tree view drag/drop graphic user interface, using multi-thread architecture. It makes simulation project reuse possible• Share memory CDB as a bridge between the simulation and run time watch• Web base purge utilityLanguages and skills used: Visual C++, C++/C, C#, ASP.NET, ADO.NET, STL, Win32, MFC, ATL COM, ADO, OCX/ActiveX, XML, XSL, ASP, SQL 2000 server, T-SQL, store procedure, SQL script, pearl script, CVS, FORTRAN, Post Script.

• Telephone switch software to switch high density call with TCP/IP and multi thread architecture using Visual C++ and MFC library.• Network management tool to monitor telecommunication server and client module state with ISDN protocol • Test tool to simulate high dense telephone calls with multi thread.• Embedded development• Fixed the bugs of IVS Languages and skills used: Visual C++, MFC, Socket, TCP/IP, ISDN, C++/C