.Net Developer Core

USHA

Sr. Full Stack .NET Developer

Email:*********@*****.***

Phone:248-***-****

PROFESSIONAL SUMMARY: 10+ years of IT experience in full life cycle development in designing, developing, and implementing Web-based and cloud implementing using .NET Core Framework, C# and Node JS.

•Experienced in full SDLC of enterprise solutions and products.

•Worked extensively with iterative agile methodologies (Rational Unified Process, Extreme Programming, and SCRUM), Waterfall methodologies.

•Cognitive about designing, deploying and operating highly available, scalable and fault tolerant systems using Amazon Web Services (AWS).

•Extensively worked using AWS services along with wide and in depth understanding of each one of them.

•Proficient in writing Terraform script in JSON format to build the AWS Services with the paradigm of Infrastructure as a Code.

•Experienced with event-driven and scheduled AWS Lambda functions to trigger various AWS Resources.

•Expertise in creating web-based application using technologies like .NET Core, Web API, ASP.NET MVC, C#, ADO.Net Entity Framework, LINQ, SQL Server, Java Script libraries, jQuery, NodeJS, Cascading Style Sheets (CSS)/Bootstrap CSS and HTML/HTML5.

•Proficient in AWS services like VPC, EC2, Lambda, S3, Cognito, ELB, AutoScalingGroups (ASG), EBS, RDS, KMS, IAM, SNS, SQS, API Gateway, IAM, DynamoDB, CloudFormation, Route 53, CloudWatch, CloudFront, CloudTrail.

•Worked with Web Services to retrieve data and implement data into grid view control and Used RESTFUL API's, the angular component makes an AJAX call to these API's.

•Created and worked with WEB API's to make calls to the web services using URLs, which would perform GET, PUT, POST and DELETE operations on the server.

•Worked on SQL Server Database Design Indexes, Stored Procedure, Triggers, Cursor, Views, Functions and Joins.

•Hands on experience in web application development using client-side objects and scripts like React JS, Node JS, AngularJS, jQuery as well as HTML5, Bootstrap CSS, XML and AJAX and building Mobile applications.

•Experience in AngularJS structural framework for dynamic web apps and involved in the development of Single Page Application (SPA) using AngularJS.

•Experience in using Version Control Tools and Source Controls SVN, Team Foundation Server (TFS), and GIT.

•Hands on experience using source code control systems like Microsoft TFS and issue tracking, project management tools like JIRA.

•Experience with web services component testing for XML, JSON payloads using Fiddler, and SOAP UI.

•Excellent Experience working in Cloud based environments like Eloqua, Twilio, Azure, AWS.

•Experience in Map R 4.1 Hadoop clusters and Eco-System components (HBase, Hive, Spark).

Areas of Strength:

•Strong experience in MVC pattern, ASP.NET, C#.NET, ADO.NET, Web API, Entity Framework, SOA architectures (WCF, Web Services), and Rest Services.

• Server-side development, Cloud Services (Eloqua, Twilio, AWS), Multi-threading, Socket programming, Server less Architecture using AWS Lambda.

•Proficient in using HTML5, CSS, JavaScript, XML, AJAX, JQUERY, Angular 8 and Bootstrap for creating Interactive and Responsive UI based web Applications.

•Well versed in Waterfall and Agile Methodology.

EDUCATION:

•Bachelor of Technology, Computer Science Engineering, University of Madras

CERTIFICATION:

•Microsoft Certified Professional in Developing Web Services and Server Components with Microsoft Visual C# .NET and the Microsoft .NET Framework.

•Certified in Objected Oriented Analysis and UML from UCLA, Los Angeles, CA

•AWS Certified Solutions Architect – AE (Preparing)

TECHNICAL SKILLS:

Programming Languages

C++, C#, NodeJS, Python

AWS Services

VPC, EC2, Lambda, Cognito, S3, ELB, AutoScalingGroups (ASG), EBS, RDS, KMS, SNS, SQS, API Gateway, IAM, DynamoDB, CloudFormation, Route 53, CloudWatch, CloudFront, CloudTrail

Frameworks

.Net Core 3.0, .Net framework 5.0

Databases

MS SQL Server 2018, My SQL Server.

.Net Technologies

ASP.net, ADO.net, AJAX, Web Services, WCF, ASP.NET MVC, Entity Framework 5.0/6.0, LINQ.

Web Development

HTML/HTML5/DHTML, JavaScript, Bootstrap, CSS, XML, jQuery, AJAX, JavaScript libraries, React JS, AngularJS, JSON.

Development IDE’S

Visual Studio 2017 and 2019

Testing Tools

Unit Testing (MS unit and Nunit) framework.

Web Services& Protocols

IIS 10.0, TCP/IP, HTTP, WEBAPI (REST/Http) Services, WCF(Http/REST) Services, SOAP, WSDL.

Methodologies

Agile Methodology, Waterfall Methodology.

Speech Technologies:

Alexa Skills and Intents, Siri Intents, Speech Works, Nuance, AttNatural Voice TTS engine, Dialogic, GSL/JSGF/XML grammars

Cloud Services

AWS, Azure, Eloqua Marketing Cloud, Twilio, Google Analytics

Big Data

Map R 4.1 Hadoop clusters and Eco-System components (HBase, Hive, Spark).

Version Control

SVN, GIT, Team Foundation Server.

Operating Systems

Windows 10, Windows 2018.

PROFESSIONAL EXPERIENCE:

Client: MasterCard - Bill Pay Exchange using RTP, St. Louis, MO. Jan 2024- Till date

Role: Sr AWS/.NET Consultant

Project Description: The Master Card led design thinking session over the summer with some of the early adopter banks to help re-envision the bill payment process leveraging the features of RTP. RTP is a core payment system for clearing and settling transactions between accounts at financial institutions. The process engaged both wholesale and retail groups focusing on the pain-points of both the billers and the bill payers. Biller could host bill or invoice data at their site or through a third party. Biller would include an OAUTH instruction on the ElectAdr field. Link could be for HTML, PDF or Data Feed through API depending on customer need. Would also help in the cases of sensitive data like Health Care as customer could authenticate directly with the provider without the need for sensitive information to be passed through the RTP network.

Responsibilities:

•Responsible for architecting, designing, implementing, and supporting of AWS cloud-based infrastructure and its solutions.

•Worked with three-week sprints in Agile/Scrum environment.

•Developed core functionality with the .Net Core MVC and Rest based Web API Framework.

•Proficient in AWS services like VPC, EC2, Lambda, API Gateway, Cognito, S3, KMS, SQS, SNS, ELB, Auto Scaling Group (ASG), EBS, RDS, IAM, Route 53, CloudWatch, CloudFront, CloudTrail.

•Experienced in creating multiple VPC’s and public, private subnets as per requirement and distributed them as groups into various availability zones of the VPC.

•Created NAT gateways and instances to allow communication from the private instances to the internet through bastion hosts.

•Implemented REST API authentication via the exchange of client credentials for an ID JWT token using Cognito.

•Implemented REST API integrity of all requests and responses via JWS signatures using signing with RSA private key and verifying with RSA public key.

•Involved in writing .Net core /Node JS for Amazon Lambda to manage some of the AWS services.

•Used security groups, network ACL’s, internet gateways and route tables to ensure a secure zone for organization in AWS public cloud.

•Created and configured elastic load balancers and auto scaling groups to distribute the traffic and to have a cost efficient, fault tolerant and highly available environment.

•Created S3 buckets in the AWS environment to store files, sometimes which are required to serve static PDF content for a web application.

•Written Terraform script in Json to create custom VPC, subnets, NAT, RDS to ensure successful deployment of web applications.

•Written Queries using T-SQL Statements, Views, User Defined Functions, Stored Procedures in SQL Server 2018 for Inserting/Updating/Deleting the data into the relational tables.

•Responsible for maintaining versions of source code using Team Foundation Server 2019.

Environment: AWS Server less Architecture using API Gateway, Lambda, S3, KMS, SQS, Cognito, SNS, RDS, EC2, VPC, ELB, IAM, C#, .NET Core, ASP .NET MVC, Visual Studio 2019, HTML5, CSS3, JavaScript, jQuery, NodeJS, AngularJS, Web API 2.0, Razor, ADO.NET, Entity Framework 6.0, LINQ, SQL Server 2018, T-SQL, Team Foundation Server 2019.

Client: Charles Schwab, Irvine, CA

Role: SR AWS/ .NET Consultant July 2021– Dec 2023

Project Description: Local Marketing Automation is an application to streamline approved workflow and make available approved content. The portal will serve as the central site for customizing and ordering On Demand local marketing communication for print, email and SMS messaging. The LMC portal consists of a Web UI for order management and On Demand communication for both print and email based on pre-defined templates. Templates in the UI will accommodate a combination of static and custom objects.

Responsibilities:

•Involved in the complete Software Development Life Cycle including Analysis, Design, Implementation, Testing and Maintenance.

•Developed core functionality with the ASP.NET MVC Framework (C#.NET, ADO.NET).

•Worked with three-week sprints in Agile/Scrum environment.

•Experience in using Twilio Cloud API for Sending outbound and inbound messages.

•Developed GMC Print Net REST API services that allow sophisticated, effective and low-cost application integration and multi-tier web applications with the use of Web Services using ASP.NET Web API.

•Responsible for architecting, designing, implementing, and supporting of AWS cloud-based infrastructure and its solutions.

•Implemented REST API authentication via the exchange of client credentials for an ID JWT token using Cognito.

•Implemented REST API integrity of all requests and responses via JWS signatures using signing with RSA private key and verifying with RSA public key.

•Proficient in AWS services like VPC, EC2, Lambda, API Gateway, S3, Cognito, KMS, SQS, SNS, ELB, AutoScalingGroups (ASG), EBS, RDS, IAM, CloudFormation, Route 53, CloudWatch, CloudFront, CloudTrail.

•Experienced in creating multiple VPC’s and public, private subnets as per requirement and distributed them as groups into various availability zones of the VPC.

•Created NAT gateways and instances to allow communication from the private instances to the internet through bastion hosts.

•Involved in writing .Net core /Node JS for Amazon Lambda to manage some of the AWS services.

•Used security groups, network ACL’s, internet gateways and route tables to ensure a secure zone for organization in AWS public cloud.

•Created and configured elastic load balancers and auto scaling groups to distribute the traffic and to have a cost efficient, fault tolerant and highly available environment.

•Created S3 buckets in the AWS environment to store files, sometimes which are required to serve static PDF content for a web application

•Written Terraform script in json to create custom VPC, subnets, NAT, RDS to ensure successful deployment of web applications.

•Written Queries using T-SQL Statements, Views, User Defined Functions, Stored Procedures, Triggers in SQL Server 2018 for Inserting/Updating/Deleting the data into the relational tables.

•Responsible for maintaining versions of source code using Team Foundation Server 2015.

Environment: AWS Server less Architecture using API Gateway, Lambda, S3, KMS, SQS, SNS, RDS, EC2, VPC, ELB, IAM, C#, .NET Core, ASP .NET MVC 4.6, Visual Studio 2019, HTML5, CSS3, JavaScript, jQuery, NodeJS, AngularJS, Web API 2.0, Razor, ADO.NET, Entity Framework 6.0, LINQ, SQL Server 2018, T-SQL, Team Foundation Server 2015, GMC Print Net API, Twilio Cloud API for sending outbound and Inbound messages, TimeTask, SOILD Principle, Vera code

Client: Allstate Insurance, Fox Lake, IL Oct 2020 – June 2021

Role: .Net Developer

Project Description: To enhance the Allstate.com product with capabilities that facilitate discovery/shopping, capture demand, enable self-service, provide a relevant browsing experience across devices based on what is known about the user, and improve the digital presence for agencies. Maintaining a competitive, consumer-relevant digital presence facilitates discovery, drives growth and enables self-service. It is a foundational component of an integrated digital enterprise. Investment required to continually evolve underlying technology to ensure it is scalable, secure, feature-rich and supports ongoing business strategies (e.g., growth, trusted advisor transformation, seamless customer’s experiences, customer satisfaction, etc.).

Responsibilities:

•Involved in full life-cycle of the project from requirements gathering to transition using Agile Methodology.

•Analyzing the specifications provided by the clients.

•Developed and Enhanced Master Pages, User Controls, Custom Controls, User Interface by using HTML, CSS, ASP.NET Controls.

•The application was developed using the Model View Control (MVC) architecture that gives a clear separation of representation of information from the user's interaction with it.

•Created MVC 4.0 razor views to design HTML based multiple pages of the application.

•Used ASP.NET MVC 4.0 framework to support the use of Dependency Injection to inject objects into a class, instead of relying on the class to create the object itself.

•Designed Graphical User Interface (GUI) using Layout Pages, HTML 5, Java Scripts, CSS classes and Custom controls.

•Implemented the search functionality for internal applications using Angular.

•Developed Presentation layer using ASP.NET, HTML, Java script and C#.

•Developed a new web applications Master Pages, User Controls, Custom Controls, User Interface utilizing ASP.NET MVC, HTML 5, Kendo UI, CSS, and Bootstrap which provides performance data visualization to users.

•Developed partial post back validations to manipulate data on web pages using AJAX.

•Incorporated REST Web API based endpoint on the Web Role and exposed bi-directional POST methods.

•Extensively used Multi-Threading for fetching data from web services using C#.

•Created and consumed ASP.Net Web services and implemented REST full Web API/WCF services for service layer, created Action filters and Exception filters to implement REST API in Visual Studio 2019.

•Used ADO.NET Entity Framework Model as the Data Access Layer and implemented the CRUD (Create, Retrieve, Update and Delete) operations, Mapping and executed stored procedures

•Created and maintained database objects like complex Stored Procedures, Triggers, Cursors, and Tables, Views and SQL Joins.

•Implemented JWT Token based authentication to secure the ASP.NET Core Web API and provide authorization to different users

•Written Queries using T-SQL Statements, Views, User Defined Functions, Stored Procedures, Triggers in SQL Server 2016 for inserting/Updating/Deleting the data into the relational tables.

•Worked Extensively with Query Optimization Techniques to Fetch Data with better Performance Tuning.

•Worked with GIT for version control of the source code along with the maintenance of the builds and the relevant documents of the same.

•Writing unit tests using N-Unit and Involved in Test Plans and wrote Test Scripts for Manual and Automation Testing.

Environment: Visual Studio 2017, Visual Studio 2019, C#4.5, ASP.NET, HTTP, ASP.NET 4.5, Web API, WCF, Razor, ADO.NET, Entity Framework (Code First)6.0/4.0, LINQ, XML, JSON, Java Script, HTML5, SQL Server 2016, T-SQL, GIT, IIS 7.0, Angular 8and Windows Server 2012.

Client: STIFEL Financial, St Louis, MO Oct 2019 – Sept 2020

Sr.Net Developer

Responsibilities:

•Designed the Dashboard application using MVC 4.6, Angular JS 1.x C#, Entity Framework, WCF.

•Worked with Visual VB .NET, Entity Framework LINQ, WCF, SQL database, Web API, JQuery, and Software life cycle using Class diagram activities for the application portal.

•Extensively worked on User Interface pages (aspx) using C#, CSS, Bootstrap, HTML, AJAX, JQuery, Java Script and to implement complex Business Rules and Validation of front end forms.

•Setting up AngularJS framework for UI development. Developed html views with HTML 5, CSS 3, JQuery 1.1.0, JSON, and Java Script.

•Worked extensively in user and production support. Resolving the production issues, creating story for larger changes and also helping users and business with support they need including giving access to application and extracting reports and stats related to the application for business.

•Experience in Creating Store procedures and functions in SQl server to import data in to ElasticSearch and converting relational data in to documents.

•Used 'TestNG' for backend test cases and 'Jasmine' for AngularJS test cases.

•Extensive experience with Web API to provide services to HTTP requests. Also, Created Restful services using ASP.NET Web API

•Modified and Created the Look-up tables for Portal Application using WCF.

•Developed WCF services framework for providing search and authentication services.

•Made the Unit testing and Integration testing for the Dashboard application.

•Worked with Angular JS for FA-Fee Levelling Tool Application UI modification.

•Migrated the Source code repository of KBW from SVN to TFS using GIT-TF.

•Worked with Team-City for Continuous Integration (CI). Wrote PowerShell scripts for command line step in Team city.

•Implemented the project using n-tier architecture with presentation tier (ASP.NET).

•Worked on the Click Once deployment applications.

•Extensively worked on developing applications using Azure.

•Created and optimized views for user interactions using objects of HTML Helper class, Custom Helpers and Angular JavaScript.

•Used ReactJS to create views to hook up models to the DOM and synchronize data with server as a Single Page Application (SPA).

•Imported data from flat files to SQL Server database using SSIS.

•Deployed and Maintained windows phone applications on Azure cloud technologies.

•Worked with Octopus-Deploy the projects to DEV/UAT Servers. Deployed the IIS application, Windows Service, Package to APP server, Shared Assembly applications.

•Used SQL extensively in command objects of Crystal reports

•Developed stores procedures, triggers, functions and database tables in SQL database.

Environment:

Visual Studio 2015/2012, SQL Server 2015, .Net 4.5/4.0, VB.NET, MVC 4.6, Web API, AngularJS, C#, WPF, JavaScript, Elastic search, Oracle, Azure, XAML, HTML5, CSS, SSIS, JSON, WCF, OAuth, N-Tier, Entity Framework, LINQ, TFS, GIT, SVN, Team-City, Octopus Deploy

Client: Intex Technologies, Hyderabad, India May 2014- Aug 2018

Web Developer

Responsibilities:

•Involved in development of Web Forms, classes using ASP.NET that incorporates both N-Tier Architecture, and Database Connectivity.

•Developed Agile Software Development methodologies to enable efficient and effective high-quality software development.

•Extensively involved in production support by Working with clients & prospects to provide support as needed.

•Involved in requirement elicitation, analysis, design and estimation of the application

•Developed the front-end using ASP.NET and Used ADO.NET for data access and the order set windows application and used ADO.NET for data access.

•Used Team Foundation Server as version control.

•Implemented client-side Interface using React JS.

•Azure Storage development and design utilizing Blobs, Pages, Queues, Tables and VM's.

•Created user documentation for the application.

•Created validations on both Server Side and Client Side by utilizing JavaScript which efficiently decreases the processing time and resource consumption.

•Involved in team management for creating Web Service to validate.

Environment: Visual Studio 2008, Microsoft .Net Framework 3.5/4, Team Foundation Server, MVC, ASP.NET, C#, HTML, CSS, JavaScript, jQuery, ADO.Net, SQL Server 2008, PL/SQL.

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