Software Development C#

VIJAYAKUMAR VEERAMUTHU

**************@*****.***

+1-732–535-7851

Linked In

Professional Summary

o15+ of IT experience in Windows, Web and Microservice based and multi-tier architecture applications using Microsoft technologies.

oExperience in Designing and implementation of scalable microservices.

oConversant with all phases of Software Development Life Cycle.

oStrong foundation with EDI parsers using EdiFabric to process 837 claims (P/I/D), 835 remittance, 270/271 eligibility, and 276/277 claim status transactions and integration of ASC X12 4010/5010 and HIPAA compliance for all transmitted health data.

oProficient in VB6.0, C#, VB.Net, ASP.Net 2.0/3.0/3.5, ASP.Net Core, WCF, LINQ, MVC, SQL Server 2000/2005/2008/2012/2017, SSRS, SSIS, XML, Web Services, ADO.NET, Stored Procedures, User Defined Functions, Views, T-SQL, Triggers, Jobs Scheduling, Tracing using Profiler for SQL Server and Oracle.

oExperienced in developing and deploying applications on Azure Cloud, utilizing Azure services such as Azure App Services, Azure Functions, Azure Storage, and Azure Web Jobs.

oStrong knowledge of object-oriented techniques and concepts.

oIIS configuration and maintenance experience.

oProficient in developing SOAP and RESTful Web Services.

oExperience in developing, executing and refactoring automated unit test case in Visual Studio team system environment using C#.

oExtensive knowledge in Home Insurance and Health Care, Retail, ECommerce, Mortgage, Education and Finance.

oProven ability to manage multiple tasks and deadlines.

oSelf - motivated and creative.

oAbility to adapt to new technologies and applications.

oGood working knowledge in Software development models like Agile Software Development and Waterfall Model.

Education

Master of Philosophy (MPhil), Periyar University, India.

Master in Computer Application (MCA), Pondicherry Engineering College, Pondicherry University, India

Bachelor in Science (BSc), DBJain, University of Madras, India.

Skills

Technology

ASP.Net, C#, Azure cloud, OpenAI, VB.Net, VB6.0, Angular, Classic ASP, MS-SQL Server Web Service, WCF, XML, XSLT, AJAX. Jira, SoapUI.

Databases

Azure SQL, MS-SQL Server 2019, 2012, 2008/2005/2000 /

ORM

EntityFramework, NHibernate

Healthcare Tool

Trizetto Facets 4.61

Version Tools

VS TFS 2010,2012, Visual SourceSafe 6.0, and Tortoise SVN 1.6, Github.

Scripting Technology/Framework

JavaScript, JQuery, VBScript, Angular 7/15

Project tracking Tool

Jira, TFS

Testing And Testing Automation

HP QTP, NUnit and Selenium

API Tool

SoapUI

Experience

Project : OAPs

Client : AIT, Chennai.

Role: Technical Lead Developer

June 2022 – Current.

Environment: ASP.Net 8, OpenAI, Microsoft Azure, Azure SQL, Angular 17, CSS3, HTML5, SOAP UI and Git, RabbitMQ, JWT, AWS Lambda, AWS DynamoDB, CloudWatch Logs, AWS SQS Queue Trigger.

Responsibilities:

Interacted with stockholders for gathering the business needs.

Designed OAP compliance with SOLID Principles and adopted various design patterns.

Designed and developed scalable microservices using .NET Core 8 and Clean Architecture.

Created chat features for products availability to procure using OpenAI using GPT4o mini models

Created APIs to interact with middleware.

Developed API Gateway and Restful Webservice.

Designed SPAs (Single Page Applications) using Angular concepts of Directives, Services, Promises, Templating, Scope, Dependency Injection and two-way data binding.

Created reusable components and services to consume RESTAPIs using component-based architecture using Angular.

Lead and Mentoring team.

Allocating tasks to developers

Developed Web APIs and microservices using .Net Core.

Created and maintained Azure Functions for failure and email notification system.

Responsible for staging Azure environment using Azure App Services.

Designed and developed Azure Web Jobs for exporting/ importing data to/from Azure Storage Blobs.

Implemented JWT Security to provide authentication and authorization to secure the WebAPIs.

Creating test cases based on the design and specification

Responsible for the overall layout design, color scheme of the website using HTML and CSS.

Containerized microservices using Docker, deployed with Kubernetes, automated via GitHub.

Manage Git repository including creating different accounts for the users add new collaborators, incorporates CD/CI to automate the application to different staging by creating different workflows.

Projec : EDITrans

Client : LISI, Chennai

Role: Technical Lead Developer

June 2019 – May 2022

Environment: ASP.Net 3, Azure Web Jobs, Azure SQL, Angular 8, ReactJS, Redux, Git.

Responsibilities:

Involved in gathering requirements, installing, configuring, and overseeing the implementation of Edifecs’ products.

Designed and implemented EDI parsers using EdiFabric to process 837 claims (P/I/D), 835 remittance, 270/271 eligibility, and 276/277 claim status transactions.

Integrated ASC X12 5010 EDI formats with backend systems and ensured HIPAA compliance for all transmitted health data.

Developed reusable .NET Core APIs for intake, validation, transformation, and storage of EDI files into SQL Server.

Applied schema validation and compliance checks for inbound and outbound EDI messages using EdiFabric templates.

Built Azure Function triggers to process inbound/outbound messages via Azure Blob Storage and Service Bus.

Developed automated acknowledgment (999, TA1) generation and error logging mechanisms.

Coordinated with payers and clearinghouses to ensure end-to-end EDI flow and connectivity (SFTP/API/HTTPS).

Reduced claim rejection rate by 28% through robust validation of 837 claims against X12 schema and payer-specific rules.

Automated response tracking for 276/277 and real-time eligibility verification using 270/271.

Achieved 100% audit compliance for HIPAA transaction security and encryption standards.

Updated guidelines, maps for 274 health care provider information, 275 additional information transaction.

Created API to upload EDI files in Json, XML, and CSV formats.

Build tool to enforce the uploaded document in compliance with HIPAA and validated data integrity.

Used EDI.Net to parse the EDI files.

Created file-uploading tool with angular for parsing data.

Created rules for 275 Transaction Guideline maps and configured to parse the HL7 segments with 837 I/P claim transactions.

Enhanced 277 Transaction, which is additional request for Claim adjudication and changed the 837 I/P route in Real time and Batch.

Designed and deployed CI/CD pipelines for microservices using GitHub Actions and DevOps.

Project : IQuote

Client : Homesite Insurance, Boston, MA, USA

Role: Analyst

Apr 2012 – Nov 2018

Environment: ASP.Net 2.0-4.0, C# 2.0-4.5, Classic ASP, VB6.0, ADO.Net 4.0, MS-SQL Server 2014, 2008,2005, T-SQL, Java Script, Ajax, WCF, MVC3.0, LINQ, XML, XSLT, HP QTP 11.0, JIRA, QTP ALM, Code Collaborator and TFS.

Project 9: OLS.

Summary: OLS is next level approach for Quoting platform with complete interactive services to its customers and admin. With OLS a customer can manage his policy, billing, claims, and interact with call center questionnaire.

Environment: ASP.Net 4.5, C# 4.5, ADO.Net, Windows Azure, MS-SQL Server 2012, T-SQL, Java Script, Ajax, WCF, LINQ, XML, XSLT, HP QTP 11.0, JIRA, Selenium, Code Collaborator and TFS, Docker, Springboot, Java. AWS.

Responsibilities:

Involved in technical role with responsible for providing technical guidance regarding performance scalability, security, design and implementation.

Involved in creating Micorservice using Springboot and Java and deployed into dockers

Managed Code Collaborator ver 8+ version.

Created Functional Specification Documents Design Documents.

Built flexible, user interactive and user-friendly GUI’s, including web pages, reusable classes, functions using ASP.NET, C#, WCF, Web Services, JQuery.

Formulated migration plans and supported VMware infrastructure.

Implemented virtual infrastructure on VMware systems.

Provided assistance for movement of latest technologies and use cases.

Project : SMARTworks.

Client : Standard Register, Dayton, OH, USA.

Role: Sr. Programmer Analyst

Apr 2011 – Jan 2012

Environment: ASP.Net 4.0, C#4.0, Classic ASP, VB6.0, ADO.Net 4.0, MS-SQL Server 2008, Nhibernate3.3, MVC2.0, Java Script, Ajax, WCF, LINQ, Entity Framework4.0, XML, XSLT, MSVisio, and TFS.

Responsibilities:

Created Functional Specification Documents, application design and wrote application design documents.

Closely work with Project Manager for module break down, estimates, and status tracking over the development.

PCI compliance implementation of the application using Authorize.net.

Built flexible, user interactive and user-friendly GUI’s, including web pages, reusable classes, functions using ASP.NET, C#, WCF, Web Services, JQuery and JavaScript for client Side Validation.

Created Order entity, Order Header Entity, Spend Account Entity and Billing Address Entity to access data as an entity from the data bases using Entity Framework.

Used XML for Pricing engine.

Used XPath to navigate Order info.

Used XSLT for Manage Group, NPI Information, Procurement Info and User Info.

Created UML diagrams using MSVisio.

Created Unit testing, detailed test cases and test plans.

Involved in deployment procedures.

Participated in daily SCRUM.

Project : WEI Mortgage

Client : WEI Mortgage, MI USA

Role: Sr. Programmer Analyst

Nov 2009 – Apr 2011

Environment: ASP.Net 3.5, C#, ADO.Net 3.5, Windows Services, Web Services, MS-SQL Server 2008, SSRS, SSIS, XML, XSLT Silverlight, Java Script, Ajax, WCF, LINQ, Entity Framework, TFS, MSVisio, and NUnit.

Responsibilities:

Involved in requirement gathering and documentation of project requirement specification.

Involved in analysis and discussion phase with organization leadership and business analysts for requirement gathering and proposed technical solutions to fulfill the desired business requirements.

Led a team of 7 members.

Designed database tables. Created stored procedures, views and triggers.

Developed Web Service for centralized service distribution

Created Loan entity and Loan Model Entities to deal with data base as well as the data layer using Entity Framework.

Implemented AJAX technology in application modules.

Developed JQuery code to load external html pages into another html pages.

Used FCK Editor to edit html contents.

Generated reports using SSRS.

Loan Internal component created as XML and stored into database.

XSLT used to display the loan info.

Used Enterprises Library for creating validation for pages and NHibernate for creating data layer.

Created UML diagrams using MSVisio.

Developed web pages using C# as code behind language.

Developed JavaScript code for client side validation.

Tortoise SVN used for version control.

Involved in application testing using NUnit.

Set up staging environment and configured the testing site on IIS 6.0 and Windows Server 2003.

Involved in production trouble shooting and testing

Adapted MVC pattern. Interacted with client and participated in daily scrum calls.

Project : MAGIC TPA

Client : Mascon Global Ltd (India)

Role: Senior.Net Developer

Jan 2008 – Oct 2009

Environment: TRIZetto Facets 4.61, C#2.0 – 3.5, MS SQL Server 2005, 2008, SSRS, SSIS, Tidal and VSS and TFS.

Responsibilities:

Involved in requirements gathering.

Followed MVC design patterns.

Created Extensions for Claim processing model to validate EDI 270 and EDI 271 process and 835.

Involved in creating unit test for Customer Service Module and Claim Processing Module for FACETS using QTP for development environment.

Involved in FA and SA configuration.

Worked Extensively on HIPAA EDI transaction 834.

Configured and maintained of Facets and other application software products, such as Claim check, Facets

Supported the business and the technical team in the product development and delivery process with successfully managing cross- departmental relationships.

Coordinated with other QA and user acceptance testing for testing purpose.

Used XCOM and XSQL to test various reports and ETL load jobs in development, QA, UAT and production.

Dealt with 834 import members lookup processes and resolving issues with member attributes, enabling multiple rules associated with member lookup process.

Jobs scheduling were handled using Tidal.

Developed Class Diagrams, Data Flow Diagrams and UML diagrams using MS Visio.

Used TFS and MS VSS for version control.

Defined logical database model, table structures, and relationship between tables and data integration for FACETS Extension.

Involved in developing stored procedures.

Data migration made using SSIS.

Generated Reports using SSRS.

Project : KLM, Royal Dutch Airlines

Client : TCS (India)

Role: .Net Developer

Sep 2007 – Jan 2008

Environment: C#, and SQL Server 2005.

Responsibilities:

Involved in requirement gathering and documentation of project requirement.

Used C# to develop application.

Involved in developing, executing and refactoring automated unit test case in visual studio team system environment using c#.

Involved in production trouble shooting and testing.

Project : CSIR

Client : RLInfomedia, Chennai, India

Role: Programmer

June 2003 – Sep 2007

Environment: ASP.NET, C#, JavaScript, HTML, SQL Server 2000, and Install Shield.

Responsibilities:

Involved in gathering business requirements and analyzing them.

Lead a team of 8 members and assigning tasks and coordinating with them.

Defined logical database model, table structures, and relationship between tables and data integration.

Assisted in developing Class Diagrams, Data Flow Diagrams and UML diagrams.

Used Microsoft Visual Source Control for Version control.

Involved with the client interaction for production troubleshooting.

Used Install Shield to deploy the application.

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