SUMMARY:

• More than 8 years of experience in SDLC includes requirements definition, design, implementation, development testing, production support and enhancements of existing N - tier systems.
• Excellent knowledge and experience in OOP concepts and implementation, software architecture design and development of scalable PaaS and SaaS cloud based n-tier enterprise applications using C#, .NET, MVC and MVVM framework, Azure Cloud, and Xamarin Android and iOS cross platform mobile application.
• Skilled in Xamarin Native/Form based cross platform mobile application design development for iOS and Android on PaaS cloud based environment integrated with embedded system.
• Leading multiple software development team in developing C#, .NET single code based Xamarin Native iOS-Android applications integrated with Bluetooth Low Energy medical devices, Azure Cloud and Azure IoT.
• Experience in in developing AI Chatbot mobile application using Microsoft Bot Framework, LUIS model and Azure Cloud. Also writing direct line API for Chat-Bot to call conversation history and BLE device data to pass as a conversation data feed for ChatBot.
• ACM programming problem solving using C language, solid understanding of algorithms and data structures design and programming technique, advanced algorithms and operating system kernel concepts.
• Full stack development experience N-tier systems using .NET Technologies, Web Forms, Win Forms, ASP.NET, WPF, WCF, LINQ and XML technologies for data exchange, presentation, configuration, UI/UX.
• Extensive working experience in RDBMS design and implementation in Azure SQL, SQL Server and MySQL.
• Sound exposure to different domains such as Healthcare, IoT, Bluetooth, GIS and AI.
• Experienced in Agile SCRUM, Extreme programming practices with continuous integration (CI).
• Using MS Team Foundation Server (TFS) for versioning, code repository, CI/CM build, bug track and QA test, build system, requirement and planning.
• Unit testing on MSTest Framework, manual and NDepend code review and code security analysis.
• Having experience in leading team and possess excellent communication and interpersonal skills, ability to quickly grasp new concepts, both technical and business related and utilize as needed. Collaborating with third party research consultant, vendor medical device companies and maintaining stake holder communication.

PROFESSIONAL EXPERIENCE:

Confidential, Reston, VA

Sr. Software Engineer

Responsibilities:

• Designing and developing Xamarin Native iOS and Android mobile apps to communicate with Bluetooth Low Energy (BLE) medical devices, and store and analyze data in the cloud using Azure IoT platform.
• As a team lead, designed core architecture and developed application core for Xamarin Form and Azure IoT based cross platform mobile application to save FitBit, Blood Glucose and Insulin data in Azure NoSQL documentDB.
• Worked with Microsoft team and developed data-driven conversation engine for proprietary Chatbot mobile application using Microsoft Bot Framework, LUIS model and Azure Cloud.
• Leading a development team to create a Xamarin Form based tool app to call Azure IoT Machine Learning API, and display health predictive analysis result on app dashboard. Also wrote direct line API calls to invoke Azure Machine Learning (AML). Worked and created machine learning algorithm data feed model for AML Studio.
• Integrating standard SIG BLE stack in application code-base and developed custom BLE communication class libraries for mobile application framework using Xamarin, C#, .NET and SIG BLE.
• Writing data transfer protocol in C and C#/.Net to fragment, reassemble, parse, and translation of binary data packet in BLE transmission and receive.
• Research and study of Xamarin API libraries, advanced Android and iPhone iOS technologies, C# MSDN libraries, BLE medical device designs, firm-ware architecture and code, communication protocol, BLE stack and system integration.
• Using MS Team Foundation Server (TFS) for release version tracking, code repository, CI/CM build, bug track and QA test, build system and sprint planning.
• Responsible for Continuous Integration (CI) process, CI build crash fix and CM build management.
• Assisting core team to prepare Software Architecture Document (SAD), Functional Design Document (FDD), HIPAA and FDA regulated standard technical documents.
• Leading offshore UI development team and collaborating development with third party research consultant and vendor device companies.

Skillset: C#, .NET, Xamarin, Azure Cloud, Azure IoT, BLE, Azure Machine Learning Studio, DocumentDB, JSON, AzureSQL, Android, iOS, LUIS, Microsoft Bot Framework, MVVM, MVC, MS Test, TFS, Agile, SCRUM, Visual Studio, Xamarin Studio Mac, Android Studio, PaaS.

Sr. Software Engineer

Responsibilities:

• Consulted and developed integrated solution platform based on Xamarin mobile and Azure IoT platform forsocial network analysis companies, healthcare groups and GIS consultant groups.
• Lead a development team to create Xamarin Native Androird application to consume open data from healthcare, analyze dataset and use Azure Machine Learning for predictive analysis. Overall display predictive analysis data onto app.
• Designed and developed complex responsive social network analysis ASP.NET Web to calculate network parameter and attributes using Bootstrap UI framework.
• Created a social network analysis tool app on Xamarin and MVVM framework to analyze user interaction, user network generation and information. And wrote private and public ASP .NET Web APIs to allow new and old users to access network analysis information.
• Developed and integrated RESTful Web API consumer to read GIS data from external AzureSQL or NoSQL in Azure cloud and interacted with page Angular JS 2.0 and HTTP response.
• Consumed Windows Communication Foundation services (WCF) to map information on social matrix.
• Research work includes analyze social network dynamics, information flow pattern and behavior of network structure, healthcare open data, GIS data from open GIS.
• As a software team leader, lead the team in Agile SCRUM environment, development platform and technology selection, and project supervision.
• Universally used MSTest framework to unit test, created test cases and test packs.
• GitHub as code repository, version control system and release plan.

Skillset: C#, .NET, Xamarin, Azure Cloud, Azure IoT, ASP.NET, NoSQL, DocumentDB, AzureSQL, WCF, MVVM, MVC, RESTful, JSON, MySQL, Android, iOS, Agile, SCRUM, Angular JS 2.0, GIS, Social Network Analysis, Visual Studio, Android Studio.

Software Engineer

Responsibilities:

• Involved in design, development, and testing of software for performance and configuration analysis of wireless communications networks. Working on company proprietary software as well as project-specific software. Work involves reading, parsing complex data, databases, mapping, user interfaces and analysis.
• Developed cross platform analytical software to analyze; cellular data acquisition, data sampling and recording using C#, .NET 4.5, ASP.NET MVC framework, MySQL database, and XML file reader.
• As a lead developer in R&D team building big data analysis, XML parsing, data compression and GIS mapping module for telecommunication research software.
• Created GeoDjango based GIS map polygon drawing module using Python, Django, Angular JS and JSON.
• Built a GIS desktop spatial tool to analyze wireless cell information using C#.NET, ESRI ArcObject.
• Successfully performed SQL Server SSIS, ETL processing, XML data parsing and SSRS reporting.
• Windows application for remote machine information collection and software distribution tracking.
• Designed and developed network data extraction and data parser tool using C, C#.NET and XML.
• Modeled database, designed E-R and UML diagram to store data in MySQL based RDBMS.
• Created a XML data parser using ASP.NET Web API to parse, traverse, search and sort XML information.
• Developed a real-time monitoring tool to analyze network structural behavior change and network dynamics using Windows Server 2012, Python, MySQL, Google Analytics, Net Logo simulation

Skillset: C#, .NET, Azure Cloud, ASP.NET, XML, MVC, WCF, RESTful, MySQL, SSIS, SSRS, Python 2.7, JSON, Angular JS 1.0, SQL Server, Agile, SCRUM, Visual Studio, Telecommunication.

Computer Programmer

Responsibilities:

• Responsible for developing Information Security website, a custom CMS built using Django 1.4, Mongo DB, with JQuery AJAX components. Also designed from the start with SEO in mind.
• Administrated network security incident analyzer built on LAMP system: Linux, Apache, MySQL, PHP.
• Responsible for developing C#, ASP.NET, HTML5, CSS3 based SIU information security website.
• Developed C#, ASP.NET modules for Windows Authentication of a user, forgot password, Change password. Wrote business logic and created encryption/decryption methods for storage and retrieval of sensitive user data like password, email id, client personal information etc.

Graduate Teaching Assistant

Responsibilities:

• Conducted Web Development classes on HTML5, CSS3, PHP, JavaScript, Ajax, REST Web Services
• Supervised student’s projects on C#, .NET, WCF, WPF, SOAP Web Services, ASP.NET, Web-Forms.
• Conducted workshops on .NET frameworks, MSDN Library, Microsoft technologies and services.
• Taught students how to consume and publish WCF, SOAP and REST web services.

Software Programmer

Responsibilities:

• Developed spatial data viewer module using C#, .NET, ASP.NET MVC, ASPX, WPF, SQL server, AspMap and ArcGIS web GIS services on Windows Server platform.
• Worked directly with scientists and engineers to develop C#, NET, WPF and ASP.NET MVC based Geo-Spatial analyzer on SQL Server distributed database system.
• Developed desktop C#, Win Forms, SQL and ArcObject data analyzer using Geodatabase.
• Built C# and .NET GIS graphics analyzer module for map surface, satellite image and DEM analysis.
• Designed and developed time series analyzer module using .NET Chart controls, C# and ASP.NET.
• Integrated Crystal Report and created reporting module for C#, ASP.NET, Windows Server 2003.
• Used SSIS to create ETL packages to validate, extract, transform and load data to data warehouse.
• Created of MSTest based unit testing and test cases and practiced Test Driver Development (TDD).
• Implemented process optimization functionality and controlled versioning with VSS (Visual SourceSafe).

Skillset: C#, .NET, ASP.NET, XML, MVC, WPF, SQL Server, SSIS, Agile, SCRUM, GIS, Visual Studio, ArcGIS.

Sr. Software Engineer

Responsibilities:

• Wrote computer graphics programs in C#, and .NET for RFID tagged paper file graphical locator module.
• Developed business application task module using C#, .NET, ASP.NET MVC for RFID embedded system on Microsoft BizTalk Server 2010, SQL Server and Alien RFID devices.
• Installed and configured BizTalk Server 2010 WCF-SQL adaptor to read RFID tag information.
• Created business access layer objects to write WCF-SQL store procedures using MS BizTalk Adaptor. The object used RFID tag information and WCF services to store data.
• Participated in R&D and seminars on MS BizTalk Server administration, orchestration and adaptor setup.
• Built ASP.NET based Web API to read, store and update device information in SQL server database.
• Successfully integrated Crystal Report with SQL Views to develop a reporting module for C#, ASP.NET Web API and JavaScript based Web RFID tracking system.
• Implemented SOA concept wrote SQL Stored Procedures and tested using NUnit.
• Managed source codes with Visual SourceSafe (VSS) SCM tool.
• Used Visual Studio 2010/2008 for software development IDE tools.

Skillset: C#, .NET, ASP.NET, XML, MVC, WCF, SQL Server, MS BizTalk, Agile, NUnit, Crystal Report, RFID