SUMMARY

• Strong 14 years of expertise in architecting, designing and implementing Enterprise, e - Commerce, Client/Server, N-tiers applications and SOA (Service Oriented Architecture) services as Lead Application Developer
• Experience in IT industry as a Lead Application Developer in Microsoft technologies - Asp.Net Core 1.0/2.0, Asp.Net MVC 5.0/4.0/3.0/2.0 , ASP.Net 4.5/4.0/3.5/2.0 , Razor Views, MVC Kendo, Xamarin, C# 4.5/4.0/3.5/2.0 , VB.Net 4.5/4.0/3.5/2.0 , AppFabrics, WinForms 4.5/4.0/3.5/2.0 , Windows Workflow (WF), Window Presentation Framework (WPF), XAML, Share Point, Team Foundation Server (TFS) 2017/ 15/13/12/10/08 , Git, source tree, Git stash, Bitbucket, Npm, SQL Server 2012/08/05/00 , IIS 7.5/7.0/6.0, Apache, Prism, PL/SQL and Oracle database - 12C/11G/9I/8I
• Expertise in leveraging cloud infrastructure such as Microsoft Azure (IaaS, PaaS, SaaS) to implement, test, deploy applications, services and/or databases. MS Azure (Cloud computing) used as Platform as a Service (PaaS), Infrastructure as a Service (IaaS), Software as a Service (SaaS)
• Good expertise in Microsoft Azure cloud services, application services, storages, radish cache, CDN and back end worker roles and Web Jobs.
• Very strong experiences in Agile/Scrum, Waterfall and Spiral development practices
• Strong experience in designing and developing middle tier with Rest services (Web API), Micro services, WCF 4.5/3.5 services, Web services 2.0 with Xml for centralized and complex operations
• Worked extensively in UI designing using Html5, Css3, JQuery, JSON, Java script, VB script, Ajax, Asp.Net Ajax extensions and toolkit controls to enhance users’ UI experiences
• Solid working experience with UI client frameworks - Angular.js (1x, 2.0, and 4.0), Backbone.js, Knockout.js, Node.js and JQuery UI
• Worked extensively to implement and integrate data access layer using Ado.Net, Entity Framework (EF), Linq, Nhibernate, ODP.Net, Lambda Expressions with SQL Servers, MS Application blocks
• Good expertise in implementing Multi-threading logic, or using Task Parallel Library (TPL) to enhance the performance of the applications or services
• Sound working knowledge of Dependency injection (di) frameworks using MS Unity, Ninject, Spring.Net and Autofac to design and build loosely coupled applications
• Expertise in designing databases schemas and writing T-SQL queries, Stored procedures, Functions, Views, Triggers, Cursors in MS SQL server 2014/12/08/05 and Oracle 11g/9i/8i. Expertise in designing Reports using SSRS, and good experience with database tools such as SSIS (SQL Server Integration Services), SSRS (SQL Server Reporting Services), SQL jobs, SQL agents, SQL Profiler
• Good working knowledge of UML, OOAD, Design Patterns, MVC, MVP, MVVM patterns
• Implemented authentication using SAML token, JWT (Json Web Token) techniques, expertise in windows and form based authentication, also implemented Single Sign On technique for all org level applications.
• Good expertise in Implementing Validation structure, Logging structure, Exception Handling structure at System / Processes/Layer level exceptions
• Effectively used AWS (Amazon Web Service) for storing reports on Cloud for faster access out side premises.
• Strong working knowledge of Writing Unit test cases and Test Driven test cases with Mocking frameworks
• Technically representing Use Cases / Processes flow structure (Presentation to business logic to data access layer), Identification of unique use case flows. Decision of design patterns we should use. Deployment decisions, Architecture style (client/server, web, SOA etc.), Layering decisions. Business Objects representation, Database usage (Data repository only or Data repository and business logic), Data access layer structure, Security structure. (Authentication, Authorization, audit etc.), Loosely couple architecture (Using IoC), Decision on using tools like App Fabrics, Microsoft Enterprise Library (Application Blocks) etc.
• Effectively managed and handles onshore-offshore coordination as Lead application developer.
• Experience in all SDLC phases, documents requirements of all the SDLC phases.
• Good experience of designing, developing, testing and deployment of software applications, services with given requirements, budget, timelines and quality
• Expertise in code migration from windows 2003 to 2008 or 2013
• Good experience with SharePoint 2010/2013 (CMS) and SiteCore for content management
• Good domains knowledge - Energy (oil and gas), banking, sales, financial, health care, content management, insurance, retail
• Expertise in Web and Windows UI design using third party framework controls such as DevExpress, Infragistics, Telerik, Synfusion, ComponentOne etc.
• Good understanding and working knowledge of issues on Web applications such as cross site scripting attack, SQL injection, performance etc.
• Effectively used tools/services/libraries to enhance the application development, productivity, authentication, authorization, testability, tractability, logging mechanism etc. using MS Visual Studio 2013/2010, MS Enterprise library, STS (security token service), AppFrabrics, MS application blocks for database interactions, performance tools - Dynatrace, Sitescope, Fidler (used to capture all the workflows i.e. all call traces on servers.) and SOAP UI, WCF test client, Toad / PL SQL Developer, Sticky notes, MS BIDS - Business Intelligence Development Studio, MS Visio / Enterprise Architecture, SQL Comparer, Resharper, Reflector, DotPeek, Log4Net, Fluent Validation Code libraries, FileNet
• Sound working knowledge of Windows 2008 R2/03/00/7/8/XP, Cluster servers, ACME servers, Windows Azure, Cloud, Cloud services
• Implemented Multi-threading framework to increase system performance and overall response time by sending data to distributed services and database (distributed computing)
• Good at coding, analysis, functional design, technical design and testing and intensively involved in supporting, maintaining and troubleshooting activities for software applications and services
• Sound working knowledge of source controls such as Team Foundation Server (TFS), SVN, and VSS etc.
• Good team member and always represented team across the board in meetings, technical discussions, conference calls etc.

TECHNICAL SKILLS

Web Technologies: ASP.NET Core 1.0, ASP.NET 4.5/4.0/3.5/3.0/2.0 , ASP.NET MVC 5.0/4.0/3.0/2.0 , Razor Views, Xamarin WCF3.5 services,Web Services2.0, CSS 3.0, HTML5 and Visual Studio.NET 2012/2010/2008/2005 , ASP3.0, MOSS (Microsoft Office SharePoint Server)

MS Azure Technologies: Application Services, Cloud services, Storages, Redis cache, CDN, Worker Roles, Web Jobs, Deployments slots, VMs etc.

Client frameworks: Html5, Css3, JQuery, JSON, Java script, VB script, Ajax, Asp.Net Ajax, backbone.js, Knockout.js, Angular.js (1x, 2.0, and 4.0), and JQuery UI

Web Services: WCF 4.5/3.5 services, Web API, Rest services, Xml Web services 2.0, Windows Services

Languages: C#.NET 4.5/4.0/3.5/2.0 , VB.NET 4.5/4.0/3.5/2.0 , C,C++, WPF, XAML, WinForms 4.5, PL/SQL, XML, HTML5, Ajax, JQuery, JSON, JavaScript, VBScript

Technology for DB: SQL Server 2012/2008/2005/2003 , PL/SQL, Oracle 12C/11g/9i/8i/11g

Interactions: ADO.Net, Entity Framework 5.0 / 6.0, LINQ to SQL, nHibernate, ODP.Net

CMS Tools: SiteCore, MS Sharepoint 2010/2013.

Performance tools: Dynatrace, Sitescope, Fidler

Tools: Visual Studio 20 15/13/12/10/08 , ReSharper, NUnit, Reflector, Log4Net, MS AppFabric, Fluent validation

Methodologies: Agile/Scrum, Waterfall, Spiral

Source Control: TFS 15/13/12/10/08 , Visual Source Safe, and SVN

Operating Systems: IIS 7.5, 7.0, 6.0

Domain Knowledge: Energy (Oil and Gas), Finance (Banking, Insurance), Sales, Health Care, Content Management, Retail

IT Industries worked: Services, Product Based

Reporting Tools: SSRS, Crystal Reports

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

Lead ASP.Net Core 2.0 / ASP.Net MVC 6.0/ MS Azure

Responsibilities:

• Designed the architecture of Dealer Portal and Consumer Portal and API services and integration points with instream and out stream services and applications.
• Implemented Service.DealerService API and Third Party Interfaces API as Azure Application Service to cater all data need for Lennox Dealer Portal, Consumer portal
• Migrated Service.DealerService API and Third Party API Cloud Services to app services.
• Implemented CI/CD pattern on VSTS for auto deployments.
• Designed and developed various App services, Cloud services using Azure Storages such as Tables, Queues, Service Bus, SQL server etc.
• Efficiently used azure deployments slots for testing integration, UAT and other non-prod environment.
• Implemented azure cloud worker roles (backend jobs) to generate daily and monthly summary pdf reports.
• Efficient implemented application insights for monitoring health info for application services, jobs etc.
• Efficient used Redis cache and CDN (Content Delivery Networks) inside services, applications for increasing performance
• Written test driven tests using Fake framework to verify the functionalities of business, data layers’ classes. Made sure that code coverage is always above 95%.
• Used extensively Entity Framework 6.0 repositories on Oracle 12C and SQL 2016 Database to communicate with underlying database tales.
• Leveraged the latest features of C#8.0 such as string interpolation, null reference check etc.
• Used Splunk to get more information on Services health in terms of performance, request, response, exception messages, warning messages etc.
• Good experience with VSTS, JIRA, Confluence tools project requirements, defects tracking and managing projects documentations.
• Implemented JWT (JSON Web Token) security mechanism for web application and for Web API services
• Written test driven tests using Fake framework to verify the functionalities of business, data layers’ classes. Made sure that code coverage is always above 95%.
• Efficient used Task based async programming model to increase application performance.

Environment: MS Azure, ASP.Net Core 2.0, ASP.Net MVC 6.0 / ASP.Net4.5 with C#.Net, Visual Studio 2017, Web APIs, Entity Framework 6.0/Core, Oracle 12C, PL/SQL, SQL Server 2017, Win 2012 R2/2062 Servers, VSTS, GIT, GIT Stash, Bit bucket, TFS 2017, MS SharePoint

Confidential, Fremont, CA

Lead ASP.Net Core 2.0 / ASP.Net MVC 6.0/ WPF C# Developer

Responsibilities:

• Designed the architecture of Projects cash and integration points with various instream and out stream services and applications.
• Developed the Billing Engine API, Generate Document API, and Order API for Projects cash to support online and offline sales for Model X, S and 3.
• Developed the Billing Engine Web API to generate quotes for all Tesla UI clients.
• Integrated Billing Engine Web API with Sabrix (Third Party Tax Calculator API) API to calculate the taxes in items.
• Designed and implemented various Projects Cash modules and/or components such as ‘Reservations’, online shopping’, ‘Tax Calculation’, ‘Requesting Quotes’ etc. using angular (1x, 2.0, and 4.0), and typescripts. Used angular / typescript controllers, services, modules, custom directives/ components etc. to implements client side modules and components.
• Exposed generate documents API for all invoices, quotes and online and offline orders.
• Designed and developed Workflow API to track all operations or steps involved in a transactions and multiple transactions.
• Implemented Multi-threading framework to increase system performance and overall response time by sending and retrieving data to/from distributed services and database (distributed computing)
• Used ASP.Net core2.0 to implement WEB APIs and UI projects.
• Used Auto mapper mapping feature extensively to map data entities to business objects.
• Used REDIS cache technologies to manage caching across all servers to speed up operations.
• Implemented all Web API and UI work items using agile scrum methodologies and sprint formats.
• Effectively used AWS (Amazon Web Service) for storing reports on Cloud for faster access outside premises.
• Used CICD (Continuous Integration and Continuous Developments) extensively to release new features or functionalities to production environment.
• Worked with QA team and Build team to manage deployments to UAT, Staging and production servers.
• Implemented JWT (JSON Web Token) security mechanism for web application and for Web API services
• Written test driven tests using Fake framework to verify the functionalities of business, data layers’ classes. Made sure that code coverage is always above 95%.
• Used extensively Entity Framework 6.0 repositories on Oracle 12C and SQL 2016 Database to communicate with underlying database tales.
• Leveraged the latest features of C#8.0 such as string interpolation, null reference check etc.
• Used Splunk to get more information on Services health in terms of performance, request, response, exception messages, warning messages etc.
• Good experience with JIRA, Confluence tools project requirements, defects tracking and managing projects documentations.

Environment: ASP.Net Core 2.0, ASP.Net MVC 6.0 / ASP.Net4.5 with C#.Net, Site core, Visual studio Code 2017, Web APIs, Entity Framework 6.0, ADO.Net 4.0, Oracle 12C, PL/SQL, SQL Server 2016, Oracle 11, VS.Net 2015, Win 2008 R2/2012 Servers, Git, source tree, Git stash, Bitbucket, TFS 2016, SVN, MS SharePoint

Lead ASP.Net MVC 4.0 /WPF C# Developer

Responsibilities:

• Designed the architecture of Time & Labor Management (TLM) Web and, WPF (using, Prism and NHibernate), Mobile applications (using Xamarin), and Web API services. Designed the interfaces between Web/Mobile application and Web API services.
• Designed and Developed TML Web and Mobile applications using ASP.Net MVC 4.0 and (using Xamarin), with C#4.5 technologies. Used Web API service for authenticating and authorization for users.
• Designed and developed Timecard (Individual and Group) Schedules, System Options, Holiday list, Time and Attendance, Monthly reports etc. with Razar views, partial views. Interactive, informative and stylish UI pages have been designed using Confidential customized UI libraries.
• Used Angular JS (1x, 2.0, and 4.0) to bind and populate Data Model to UI pages.
• Used Task Parallel Library (TPL) to load data from to receive data from multiple sources to enhance system performance.
• Used SharePoint 2010/2013 (CMS) for effortlessly managing content of sites such as headers, sub headings, labels, metadata, Tabs headings and subheadings, list of products, Eula messages, warning messages and so on using view rendering, controller rendering, page contents, layouts etc.
• Leveraged cloud infrastructure (Microsoft Azure(PaaS)) and implemented and deployed .Net applications, SOA services and/or SQL database on MS azure environment.
• Implemented Multi-threading framework to increase system performance and overall response time by sending and retrieving data to/from distributed services and database (distributed computing)
• Used MS Azure as Storage-as-a-Service,Database-as-a-Service,Information-as-a-Service, Process-as-a-Service,Application-as-a-Service,Platform-as-a-Service, Integration-as-a-Service, Security-as-a-Service, Management-as-a-service, Testing-as-a-Service, Infrastructure-as-a-Service
• Unit tested all the single responsibility classes’ functionalities to ensure that various modules’ logic/behavior are expected ones.
• Architected, Designed and Developed TML Web application for users such as Practitioners, Supervisors, Employees and so on. Enhanced existing Employee Profile module using ASP.Net 4.0 and C#.Net 4.0.
• Extensively used Site core for content management
• Developed TLM using Cloud using Microsoft Azure
• Integrated Angular JS (1x, 2.0, and 4.0),, JavaScript, JQuery, Ajax logic into user interfaces for rich, smooth and enhanced UI experience
• Enhanced existing Time Reports using ASP.Net 4.5/4.0 and C#.Net4.5/4.0
• Used Autofac (IoC) container for integrating generic repository pattern.
• Extensively used advanced Object Oriented Programming features for designed interfaces, classes and used generic classes to increase performance of over object type collections.
• Implemented customized exception and logging framework and alerts using MS Enterprise library 4.5 frameworks.
• Users’ state information (customers and customers’ info) managed using ASP.NET Session objects throughout the application execution
• Well supported, maintained Web application, WPF (using, Prism and NHibernate), application and WCF service, debugged and troubleshot productions issues with given SLAs
• Developed Web APIs services with common and centralized business logic and control flows.
• Modeled and builtdatabase using Oracle 12C and SQL Server 2012, written and optimized stored procedures, functions, views and triggers at the back end and used ADO.NET4.5 to perform CRUD operations
• Responsible for application administration and managing users, reviewed code to ensure that all the processes, benchmarks and standards are met such as ensuring correct implementation of requirements, coding standard, project architecture, efficient code writing techniques etc.
• Written test driven tests using MOQ framework to verify the functionalities of business, data layers’ classes.
• Used Entity Framework and nHibernate to communicate with underlying database.
• Project performance testing done to ensure that Web application, WFP application and WCF service are pretty robust and efficient to handle more than expected load during drilling process and while getting historical data up to maximum 8 hours.
• Also used C++ to write functions which would execute faster for real time data manipulation.
• Effectively managed and handles onshore-offshore coordination as Lead application developer.

Environment: ASP.Net4.0/ASP.Net4.5 with C#.Net, Site core, Web APIs, ADO.Net 4.0, SQL Server 2012, Oracle 12C, PL/SQL, VS.Net 2013, Win 2008 R2/2012 Servers, TFS 2013, SVN, SiteCore

Confidential

Lead ASP.Net MVC 4.0 /C# Developer

Responsibilities:

• Designed the architecture of MaraDrill Web, Maradrill Mobile (using Xamarin), MaraDrill WPF (using Prism and NHibernate) application and MaraDrill WCF3.5 service and also designed the interfaces between WPF service and Client applications such as MaraDrill Web, MaraDrill WPF application.
• Designed and Developed MaraDrill Web and WPF applications using ASP.Net MVC 4.0, WPF (using Prism and NHibernate), WinForms 4.5 with C#4.5 and Xaml technologies. Used WCF3.5 service for authenticating and authorization for users.
• Designed and developed drilling, historical graphs and dials with Razar views, partial views. Interactive, informative and stylish drilling, historical graphs have been designed using Infragistics WPF4.5 chart framework in WPF application.
• Used Task Parallel Library (TPL) to load drilling data for last 2/4/8 hours and display on drilling graph.
• Used SharePoint 2010/2013 (CMS) for effortlessly managing content of sites such as headers, sub headings, labels, metadata, Tabs headings and subheadings, list of products, Eula messages, warning messages and so on using view rendering, controller rendering, page contents, layouts etc.
• Unit tested all the single responsibility classes’ functionalities to ensure that various modules’ logics are expected ones.
• Architected, Designed and Developed MaraDrill desktop application for corporate users / product owners (PO) using WPF with XAML application and WinForms 4.5.
• Enhanced existing Manage Contacts module using ASP.Net 4.0 and C#.Net 4.0.
• Integrated JavaScript, JQuery, Ajax logic into user interfaces for rich, smooth and enhanced UI experience
• Leveraged cloud infrastructure (Microsoft Azure(PaaS)) and implemented and deployed .Net applications, SOA services and/or SQL database on MS azure environment
• Used MS Azure as Storage-as-a-Service, Database-as-a-Service, Information-as-a-Service, Process-as-a-Service, Application-as-a-Service,Platform-as-a-Service, Integration-as-a-Service, Security-as-a-Service, Management-as-a-service, Testing-as-a-Service, Infrastructure-as-a-Service.
• Efficiently used and styled intrinsic controls for UI design for both Web and WPF applications, and User controls such as drilling graphs etc.
• Enhanced existing reports using ASP.Net 4.5/4.0 and C#.Net4.5/4.0
• Used MS Unity (IoC) container for integrating generic repository pattern.
• Extensively used advanced Object Oriented Programming features for designed interfaces, classes and used generic classes to increase performance of over object type collections.
• Implemented customized exception and logging framework and alerts using MS Enterprise library 4.5 frameworks.
• Users’ state information (customers and customers’ products) managed using ASP.NET Session objects throughout the application execution
• Integrated Angular JS, JavaScript, JQuery, Ajax logic into user interfaces for rich, smooth and enhanced UI experience
• Used Entity Framework and nHibernate to communicate with underlying database.
• Well supported, maintained Web application, WPF (using Prism and NHibernate) application and WCF service, debugged and troubleshot productions issues with given SLAs
• Developed SOA based WCF3.5 services with centralized business logic and control flows.
• Modeled and builtdatabase using SQL Server 2012, written and optimized stored procedures, functions, views and triggers at the back end and used ADO.NET4.5 to perform CRUD operations
• Responsible for application administration and managing users, reviewed code to ensure that all the processes, benchmarks and standards are met such as ensuring correct implementation of requirements, coding standard, project architecture, efficient code writing techniques etc.
• Written test driven tests using MOQ framework to verify the functionalities of business, data layers’ classes.
• Project performance testing done to ensure that Web application, WFP application and WCF service are pretty robust and efficient to handle more than expected load during drilling process and while getting historical data up to maximum 8 hours.
• Effectively managed and handles onshore-offshore coordination as Lead application developer.
• Also used C++ to write functions which would execute faster for real time data manipulation.

Environment: ASP.Net4.5 with C#.Net, Site core, WPF with C#.Net4.0, WinForms 4.5, C++,WCF3.0, Ado.Net 4.0, SQL Server 2012, VS.Net 2013, Win 2008 R2, Win 7, TFS 2013, Windows Service

Confidential, Louisville, KY

Lead ASP.Net MVC 5.0 / C# Developer

Responsibilities:

• Architected, Designed and Developed Employer Portal application using ASP.Net 4.0 and C# technologies. Used WCF service for authenticating and authorization for users.
• Used SharePoint 2010/2013 (CMS) (CMS) and binding framework with MVC for effortlessly managing content of sites such as headers, sub headings, labels, metadata, Tabs headings and subheadings, list of products, Eula messages, warning messages and so on using view rendering, controller rendering, page contents, layouts etc.
• Integrated Angular JS, JavaScript, JQuery, Ajax logic into user interfaces for rich, smooth and enhanced UI experience
• Designed and developed partial views, Designed UI Interfaces, and unit tested all the functionalities to implement various modules for Employer Web Portal.
• Architected, Designed and Developed Employer desktop application for corporation users / product owners (PO) using WPF with XAML application using 4.0.
• Enhanced existing Manage Contacts module using ASP.Net 4.0 and C#.Net 4.0.
• Designed, developed Email functionality including UI interfaces using ASP.Net 4.0 and C#.Net 4.0 and integrated seamlessly with existing Manage Contacts module
• Integrated JavaScript, JQuery, Ajax logic into user interfaces for smooth and enhanced UI experience
• Used SharePoint 2010/2013 (CMS) for effortlessly managing content of sites such as headers, sub headings, labels, metadata, Tabs headings and subheadings, list of products, Eula messages, warning messages and so on using view rendering, controller rendering, page contents, layouts etc.
• Leveraged cloud infrastructure (Microsoft Azure(PaaS)) and implemented and deployed .Net applications, SOA services and/or SQL database on MS azure environment.
• Used MS Azure as Storage-as-a-Service,Database-as-a-Service,Information-as-a-Service, Process-as-a-Service,Application-as-a-Service,Platform-as-a-Service, Integration-as-a-Service, Security-as-a-Service, Management-as-a-service, Testing-as-a-Service, Infrastructure-as-a-Service
• Extensively used Sitecore for content management
• Enhanced existing reports using ASP.Net 4.0 / C#.Net4.0
• Used MS Unity (IoC) container for integrating generic repository pattern.
• Extensively used advanced Object Oriented Programming features for designed interfaces, classes
• Implemented customized exception logging framework and alerts using log4Net
• Users’ state information (customers and customers’ products) managed using ASP.NET Session objects throughout the application execution
• Effectively managed and handles onshore-offshore coordination as Lead application developer.
• Well Supported, maintained Website, debugged and troubleshot productions issues with given SLAs
• Extensively used generic classes to increase performance of application and services over object type collections.
• Developed SOA WCF services with centralized business logic and control flows.
• Modeled and builtdatabase using SQL Server 2008, written Stored Procedures, Functions, Views and Triggers at the back end and used ADO.NET4.0 to perform CRUD operations.
• Responsible for application administration and managing users
• Reviewed code to ensure that all the Processes and Standards are being met i.e. ensuring correct implementation of requirements, coding standard, project architecture, efficient code writing techniques etc.
• Written test driven tests using MOQ framework to verify the functionalities of business, DAL layers’ classes.
• Project performance testing done to ensure that Web application, and supporting WCF services are pretty robust to handle more than expected load at peak hours.
• Used Entity Framework and nHibernate to communicate with underlying database.

Environment: ASP.Net 4.0, Site core 7.0, WCF3.0, C#.NET4.0, Ado.Net 4.0, SQL Server 2008, VS.Net 2010, Win 2008 R2, Win 7, TFS 2012 Version, IIS7.