.Net Core Stack Developer

Name: Lavanya Rangaraju

Phone number: +1-361-***-****

Mail Id: ******************@*****.***

LinkedIn: LinkedIn Profile

Job Role: Sr. Full stack Developer

Professional Summary

• 9 years of expertise in full-stack programming, with a focus on Angular, React, C#, and SQL/DB. Proficient in designing enterprise-level web/Windows apps using Microsoft technologies such as C#.NET, ASP.NET, .NET Core, Entity Framework, and SQL Server.

• Capable of leveraging RabbitMQ, Kafka, and Azure Service Bus for asynchronous messaging; adept at RESTful APIs, Graph QL, and event-driven architecture

• Expertise in using Microsoft Technologies such as .NET Framework 4.5/4.0/3.5/3.0/2.0, ASP.NET, C#, MVC, .NET Core, ADO.NET, Entity Framework, XML, Web Services, AJAX, WCF, WPF, SOAP, REST and Service Oriented Architecture (SOA).

• Experience in developing and deploying applications with ASP.NET Web Services, WCF, and Web API.

• Experience working with Large Language Models (LLMs), including OpenAI and Hugging Face, integrating AI-driven solutions into enterprise applications.

• Proficient in frontend ReactJS and backend Python development (Django/Flask).

• Experience with relational and non-relational databases, such as PostgreSQL, NoSQL, and SQL Server.

• Extensive expertise with Azure services including Azure DevOps, Azure Functions, Azure Storage, Key Vault, Azure Entra ID, Azure Service Bus, Azure App Services, Azure SQL Database, Azure Event Grid, Azure Event Hub, Cosmos DB, and CI/CD Pipelines (GitHub Actions, Jenkins for.NET).

• Experience with Azure SQL cloud database solutions and GitHub Actions for controlling CI/CD workflows. Proficient in Infrastructure as Code (IaC) with Terraform, Bicep, and ARM templates.

• Proficient in PL/SQL, Oracle, and Azure DevOps, as well as familiarity with Microsoft ADO for project management.

• Strong experience with CI/CD pipelines that use Azure DevOps, GitHub Actions, and Terraform to automate deployment and infrastructure management. Experience with release planning, branch management, and Git principles.

• Experience using Docker and Kubernetes for containerization and orchestration, with hands-on understanding of containerized deployments in Azure Kubernetes Service (AKS) and Azure Container Apps.

• Experience in creating and consuming XML Web services including XML Schema, SOAP, WSDL. Experienced in developing Web services, WCF services, Web API and performing CRUD operations using RESTful and SOAP architectures.

• Strong experience analyzing seismic data and combining it with cloud computing platforms like as Azure for processing and visualization.

• Adept at using SQL Server, Web API, Entity Framework, and ASP.NET Core to create and implement apps.

• Strong problem-solving and analytical abilities, especially in real-time analytics, seismic data modeling, and data processing.

• Extensive knowledge of Azure Cloud Services, including Azure Cognitive Services for AI and ML applications, Azure DevOps, Azure Functions, Azure Storage, Key Vault, Azure Entra ID (formerly Azure Active Directory), Azure Service Bus, Azure App Services, Azure Blob Storage, Azure Queues, Event Hubs, and Application Insights.

• Experience deploying and maintaining applications with Pivotal Cloud Foundry (PCF), including environment setups and service bindings in a cloud-native architecture.

• Proficiency with.NET 8 Core, including Blazor in C# and JSON, to provide scalable and fast web apps. Experience as a lead developer on large-scale application modernization projects, including revamping UX and workflows with Material Design libraries such as MudBlazor.

• Proficient in AHDS and FHIR format conversion, ensuring seamless healthcare data interoperability and compliance with industry standards.

• Experienced with Google Cloud Platform technologies such as Firestore, Bigtable, and Cloud Run to create scalable, serverless, and real-time data-driven apps.

• Experience with unit and integration testing frameworks such as xUnit, NUnit, Moq, and Postman.

• Extensive experience in relational database development, for creating complex database queries, writing Constraints, Indexes, Views, stored procedures, triggers, and functions using T-SQL and PL/SQL in Microsoft SQL Server (2012, 2008, 2005, 2000) and Oracle (10g).

• Expertise in SSIS (SQL Server Integration Services) for ETL processing and data integration.

• Passionate about combining AI and Large Language Models (LLM), using technologies like Copilot to improve development efficiency.

• Working with CI/CD pipelines using Azure DevOps, GitHub Actions, Jenkins for .NET applications.

• Strong expertise in JWT, IdentityServer4, and ASP.NET Identity authentication and security implementations.

• Understanding Agile techniques (Scrum, Kanban) as well as project monitoring and management technologies like JIRA and Azure DevOps. Worked in Agile software development environments with cross-functional teams.

• Proficiency in Microsoft Visual Studio.NET, JetBrains Rider and Oracle Internet Development Tools.

Technical Skills:

Operating Systems

Solaris, Windows XP,7,8,10 Windows NT Server

.Net Framework

.Net Framework 2.0, 3.0, 3.5, 4.0, 4.5, .NET Core (v6-v8), ASP.NET Core, WCF, WPF, Dynamics 365 SDK, Web API, Plugin Development

Languages

C#.Net, Python (Django/Flask), C#, ReactJS, Angular 2+, TypeScript, JavaScript, Transact-SQL, Oracle, ASP.NET, LINQ, MVC, ADO.Net, VB.NET, Dapper, PowerShell, PL/SQL

Scripting Languages

JavaScript, Ajax, TypeScript, jQuery, HTML5, CSS3, Angular 2+, Node.js

Databases

SQL Server 2016/2019, Azure SQL Database, MySQL, MongoDB, PostgreSQL, Oracle, Snowflake, SSIS (highlighting SQL/DB expertise).

Web Technologies

React.js, Angular.js, JavaScript (ES6+), TypeScript, ASP.NET Core Web API, RESTful Services, JSON, XML, XSLT, HTML5, CSS3, Bootstrap, MudBlazor (Material Design UI Framework).

Version Controls

VSS, SVN, TFS, Git, GitHub, TFS, Azure DevOps (CI/CD pipelines, branching strategies).

Servers

Internet Information Server (IIS), Windows Server

Data visualization

PowerBI, Plotly, Grafana, Plotly Dash

Cloud Platforms

Azure Services (Azure Functions, Service Bus, Azure Key Vault, DevOps, Azure Data Factory, App Services, Azure Blob Storage, Azure Queues, Azure Event Hubs, PySpark, CosmoBD, Azure Load Balancers, Azure Traffic Manager, Azure Application Gateway), Pivotal Cloud Foundry (PCF)

Testing & debugging

xUnit, NUnit, Moq, Postman, Cypress

Security

JWT, IdentityServer4, ASP.NET Identity, OAuth2.0, SAML, OpenID Connect

Reporting Tools

Crystal Reports, SSRS (SQL Server Reporting Services), SSIS (SQL Server Integration Services), Application Insights, Log Analytics

Distributed Technologies

Web Services, WCF, WPF, Web API, Microservices, Apache Kafka

Containerization &CI/CD

Docker, Kubernetes, Azure DevOps, GitHub Actions, Jenkins, Terraform, Bicep, ARM Templates, Terraform

Applications

MS Word, Excel, PowerPoint, Project, Access, Visual studio Code

Others

Testing frameworks, Agile methodologies (JIRA, Azure DevOps), CMMI Level 3, Application Resiliency, and Security

Professional Experience

Azure .Net Developer

Berkshire Hathaway Homestate Companies (BHHC), Dallas, TX Dec 2023 to Present

Project Description: I have been at the forefront of designing, developing, and deploying cutting-edge cloud-based applications on the Azure platform using C#. My contributions extend to optimizing applications for peak performance, security, and scalability, ensuring their robustness and reliability. A trailblazer in the realm of artificial intelligence and machine learning, I pioneered the integration of Azure ML Studio into our applications, driving innovation and efficiency.

Responsibilities:

• Spearheaded the design, development, and deployment of scalable cloud-based applications using C# and Azure services.

• Implemented Event-Driven Systems using RabbitMQ and Azure service bus for asynchronous messaging between microservices.

• Optimized Entity Framework Core interactions for MSSQL and PostgreSQL applications for performance, security, and scalability, ensuring efficient database performance.

• Developed and deployed JWT authentication and IdentityServer4, to improve Application security.

• Pioneered in developing AI/Machine Learning applications utilizing Azure ML Studio to drive innovation and efficiency.

• Integrated Copilot with Large Language Models (LLM) to improve code productivity, automate documentation, and streamline development workflows.

• Implemented machine learning models into production, contributing to smarter business processes.

• Developed and deployed Azure Apps using C# and ASP.NET Core for various tasks, embracing serverless architectures to reduce overhead and improve performance.

• Authored and maintained high-quality code for a variety of business applications, ensuring strict adherence to functional requirements.

• Crafted and deployed Web and RESTful APIs and microservices, ensuring seamless integration with various front-end and back-end systems.

• Ensured APIs' scalability and reliability, facilitating easy consumption and integration.

• Collaborated with cross-functional teams to deliver well-architected software solutions, contributing to team-wide best practices and code reviews.

• Played a pivotal role in architectural decision-making, influencing the strategic direction of software development.

• Proficient in troubleshooting and resolving application issues, ensuring high-quality deliverables with minimal downtime.

• Actively participated in post-deployment support and iterative improvements based on feedback.

• Kept abreast of emerging trends and technologies in cloud development, particularly Azure services, security, and authentication mechanisms.

• Regularly updated skill set and knowledge, contributing to team knowledge sharing and technology adaptation.

• Demonstrated expertise in full-stack development using C# within an Azure environment, leading to robust and efficient software solutions.

• Integrated Azure services like Azure App Service, Azure Functions, and Azure SQL Database into application architectures.

• Created scalable ETL pipelines for analytics and data transformation using PySpark and dbt on Azure Databricks.

• Implemented authentication and authorization techniques utilizing SAML and OIDC to ensure secure access to applications.

• Developed a strong understanding of Web and RESTful API design principles, effectively developing and consuming APIs.

• Led the design and development of scalable and maintainable API architectures, promoting best practices in API management.

• Proficient with Azure CI/CD pipelines and Git tools, ensuring smooth and efficient deployment processes.

• Implemented automated testing and deployment strategies, significantly reducing errors and improving deployment times.

Environment: C#, ASP.NET Core, Entity Framework Core, MSSQL, PostgreSQL, RabbitMQ, Azure Service Bus, JWT, IdentityServer4, Azure Data Services, Azure Data Factory, Azure Storage, Azure Key Vault, PySpark, Cosmo DB, Azure AD, Cosmo DB, Azure Service Bus, Azure SQL Database, Azure DevOps, GitHub Actions, Docker, Kubernetes, Visual Studio, JetBrains Rider.

Sr. Full Stack .Net Developer

First Republic Bank, New York, NY Sep 2021 to Oct 2023

Project Description: I've been deeply involved in the development of cutting-edge web and cloud-based applications, utilizing a wide array of technologies and frameworks. I've expertly crafted single-page applications with responsive designs, harnessing HTML5 grid layouts and CSS3 media queries for seamless cross-device compatibility. Leveraging my proficiency in JavaScript, including libraries like jQuery and frameworks like Angular, I've enhanced user interactions and data handling.

Responsibilities:

• Developed single-page applications (SPA) and responsive web design using HTML5 grid layouts and CSS3 media queries for cross-device compatibility.

• Utilized CSS/CSS3 preprocessors (SASS, LESS), Bootstrap, and JavaScript (ES5) to create front-end interfaces with cross-browser support and unit testing.

• Implemented jQuery, Angular, AJAX, and JSON to enhance user interactions and data handling on the front-end.

• Designed Angular modules, controllers, directives, and filters to encapsulate and deploy the entire business logic of the application.

• Utilized Angular UI-Router for managing states, binding data to different states, and rendering different templates.

• Utilized various Angular features such as NG-Model, NG-IF, NG-For, Dependency Injection, Input, Output Emitter, Class Binding, and Two-Way Binding to create dynamic and interactive user interfaces.

• Created and updated mobile pages in Xamarin Forms for cross platform mobile application. Used C# in Xamarin to create native mobile application.

• Used Reactive Forms for user detail View in the module and used RXJS library for reactive Angular Component.

• Used Microsoft Azure IaaS, PaaS and SaaS Architecture, Strategy and Planning. Working knowledge of VS2013 with Azure.

• Experience in working with BizTalk involves developing solutions using Microsoft BizTalk Server, an integration platform used to connect different systems and applications. This includes designing and developing BizTalk artifacts such as schemas, maps, pipelines, orchestrations, and custom adapters.

• Utilized matrix libraries and packages in .NET, such as Math.NET Numeric or Accord.NET, to perform advanced matrix operations, including eigenvalue calculations, singular value decomposition (SVD), and matrix factorization.

• Involved in Code Development using Web API, C#, VB.NET Angular JS, MVC, Micro Services, MySQL. Cloud application development using Azure, MVC ASP.NET/C# Razor with Entity Framework, Bootstrap JS, and jQuery.

• Worked with Web Services, WCF Services and ADO.NET, Azure Web, Entity Framework, MS Azure.

• Experience in integrating Angular with .NET Core 3.1 Identity for secure authentication and authorization. Built and deployed Microservices with Angular and .NET Core.

• Strong proficiency in matrix operations using .NET framework, specifically in the manipulation and calculation of matrices. Developed robust and efficient algorithms for matrix operations, such as matrix multiplication, addition, subtraction, and inversion, using .NET libraries and mathematical functions.

• Created and deployed CI/CD pipelines for.NET applications utilizing Azure DevOps, GitHub Actions, and Jenkins, resulting in easy automated deployments.

• Enhanced application deployment and portability with the use of Docker and Kubernetes for containerization and orchestration.

• Utilized Angular libraries to implement client-side functionalities and Utilized Angular to implement features of various pages: forms, CRUD operations, custom sort.

• Have solid in experience developing cloud-based Web Apps, API Apps, cloud services using Azure and AWS platform, Web Jobs, Azure Service Bus queues, Azure web/worker role, Azure storages.

• Developed applications using .NET Core 3.1 Framework and ASP.NET and Implemented the N-tier architecture, e.g., Presentation Interface (UI), Business Logic Layer (BLL), and Data Access Layer (DAL).

• Used Database First design and bulk insertion in MySQL to insert existing data formatted into csv files.

• Used Object Oriented Programming Principles like Inheritance, Polymorphism and Design pattern like MVC for a standard solution to common problem in software design.

• Worked with Microsoft Azure Cloud Services (PaaS & IaaS), Microsoft Azure Service Bus, Document DB, Internet of Things (IoT), Azure Search, Visual Studio Online (VSO).

• Used Temp Data, View Data, and View Bag for state management on the application. Worked on creating tables, views, triggers, stored procedures, and functions in SQL.

• Used GitHub for version control and extensively used Agile methodologies (Scrum, Kanban) and used JIRA for the project development and issue tracking.

• I have worked with BizTalk, MuleSoft, and Salesforce can contribute to the development of integration strategies and roadmaps for organizations.

Environment: Visual Studio 2013/2012, C#, .NET 4.5, .Net Core, .Net 6, MS SQL Server 2012, ASP.Net Core, MVC 5.0/4.0, Entity Framework 6.0/5/4.3, WCF, Web API, TFS 2013, Angular JS, AJAX, Bootstrap, VB.net, Typescript, IIS 7.5, HTML, HTML5, DHTML, XHTML, REST Web Services, LINQ, SQL Server 2012,Microsoft Visual Studio 2019, Angular 7/8/9, Developed the backend using C#, ASP.NET Web API.

Sr. Full Stack .Net Developer

Homesite insurance Boston, MA July 2020 to July 2021

Project Description: I played a pivotal role in conceptualizing, designing, and implementing a comprehensive web application within the healthcare domain. By harnessing a dynamic blend of technologies, including SQL, APS.NET, and AngularJS alongside HTML5, CSS3, and Bootstrap, I ensured the seamless development and deployment of a robust and user-friendly platform. Leveraging Microservice architecture, I adeptly utilized REST and AWS to construct, test, and roll out Identity Microservices, enhancing the application's efficiency and reliability.

Responsibilities:

• Gathered and analyzed information, designed, developed, implemented, and deployed the web application using SQL, APS.NET, and AngularJS along with Typescript, HTML5, CSS3, JavaScript, jQuery, and Bootstrap.

• Working with the CGI ARM Suite in the healthcare domain may involve leveraging its capabilities for quality improvement initiatives and reporting.

• Used Microservice architecture, based services interacting through a combination of REST and leveraging AWS to build, test and deploy Identity Microservices.

• Designed GUI and interfaces with services for mobile applications, Asynchronous Programming in XAMARIN. Android and forms.

• Worked with large datasets and optimized memory usage for efficient matrix storage and processing in .NET applications.

• Experience with the CGI ARM Suite may involve ensuring adherence to healthcare regulations and standards such as HIPAA (Health Insurance Portability and Accountability Act) or GDPR (General Data Protection Regulation).

• Collaborated with data scientists and statisticians to implement matrix operations for statistical analysis, machine learning, and data modeling applications in .NET.

• Optimized matrix algorithms and operations for performance by leveraging parallel processing techniques and utilizing multi-threading capabilities in .NET.

• Involved in complete application stack in Amazon Web Services (AWS) like EC2, S3 Bucket. Responsible for maintaining and expanding AWS (Cloud Services) S3 infrastructure using AWS (SNS, SQS).

• Extensive Knowledge on Microsoft .NET design Patterns including Dependency Injection (DI), MVVM and MVC.

• Developed Stored Procedures, Triggers, and Views in SQL Server 2012 for accessing the database.

• Experience in using API for making Ajax calls to servers. Used AJAX, JQUERY and HTML with MVC views to produce rich user interface.

• Working with development and QA teams to design Ingestion Pipelines, Integration APIs, and provide Elasticsearch tuning based on our application needs.

• Developed web applications using ASP .NET MVC and N-tier architecture as per the business needs. Developed the applications using C#, ASP .NET MVC with Razor View Engine, AJAX, HTML5, CSS3, Java Script, jQuery, TypeScript, JSON, Angular (4,6,8).

• Created single Page Application and built route services using Angular (4,6,8), Typescript, HTML5, CSS3, and Bootstrap.

• Experience implementing and setting up NServiceBus framework.

• Developed login page security for the applications. Used ASP.NET Core, Kendo UI, HTML 5 and Entity framework.

• Validated matrix calculations through unit testing and extensive data validation, ensuring accuracy and reliability of results.

• Developed Code in C# with ADO.NET and Entity Framework. For better results LINQ queries are used.

• Worked on different types of authentication and authorizations for application security. Created and deployed XML Web Services (WCF) using ASP.NET and C#, used them to generate the proxy class files based on the web services and consumed in web application.

• We have seamlessly integrated diverse systems, leverage the strengths of each platform, extend the functionality of Salesforce, and optimize integration performance, making them valuable assets in any integration project involving these technologies.

Environment: Visual Studio 2015, C#, ASP.NET MVC 5.0/4.0, Entity Framework 6.0/4.3, HTML5, CSS3, Angular JS, AJAX, Node JS, .NET Framework 4.5, Rest full Services, WEB API, TFS 2013, jQuery, Java script, AJAX, JSON, IIS 7.0, HTML5, CSS3, AWS SERVICES, S3, Oracle 11g, SQL Server 2012(T-SQL, PL/SQL, Stored procedures, Triggers).

Dot Net Developer

Change Healthcare, Nashville, TN Dec 2019 to June 2020

Project Description: This encompassed requirement gathering, design, coding, testing, and documentation. I specialized in both front-end and back-end development, employing technologies such as AngularJS, JavaScript, Bootstrap, and HTML5 for the front-end, and C#, ASP.NET Web API for the back end. Collaborating closely with clients, I efficiently translated their requirements into effective solutions.

Responsibilities:

• Involved in all phases of SDLC including Requirements gathering, Designing, Programming, Testing and Documentation.

• Developed the front-end by doing hands-on coding using AngularJS, JavaScript, Bootstrap, and HTML5.

• Worked closely with clients for requirement gathering and analysis and provided desired solutions in a timely manner. Developed the backend using C#, ASP.NET Web API.

• Participated in C#, UWP, WPF, Xamarin Forms, SQL Server, SQLite, Web Services, data mining and ETL applications for the analysis of data with query - based systems.

• Developed and deployed several web applications using Azure App Service and ASP.NET Core.

• Built and deployed serverless functions using Azure Functions and C#.

• Implemented Azure Virtual Machines and configured IIS to host .NET applications.

• Used NG-Model, NG-IF, NG-For, Dependency Injection, Binding and Two-Way Binding.

• Implemented Authorization and Authentication in AngularJS. Used AngularJS Forms as well as implemented Validation functions to get client required user view.

• Worked with Microsoft Azure Cloud Services (PaaS & IaaS), Microsoft Azure Service Bus, Document DB, Internet of Things (IoT), Azure Search, Visual Studio Online (VSO).

• Used Azure Service Bus queues and web jobs to pass messages between different rest web API in order to decouple them to ensure scalability.

• Built custom Angular Directives and Services for a single-page web application for an agile-based team.

• Used Postman to test API for proper functionality. Used GitHub for version control.

Environment: .NET Framework, Entity Framework, LINQ, Bootstrap, HTML, CSS, JSON, MS SQL Server, GitHub, Microsoft Visual Studio, AngularJS, ASP.NET Web API 2

Dot Net Full Stack Developer

Landmark IT Solutions, Hyderabad, India July 2017 to Sep 2019

Responsibilities:

• Involved in requirement analysis, technical design, and development of a web-based application tool using C# language, ASP.NET WEB API 2, Entity Framework, LINQ, SQL server.

• Worked with Promises for asynchronously calling the server and mapping the data to the required format (JSON).

• Managed and configured (Amazon Web Services) cloud services like EC2, RDS, AMI, Elastic Search and API Integration.

• Created Web API Controllers using Asp.Net to get data from the server database.

• Used Oops Principles like Inheritance, Polymorphism and Design pattern like MVC for a standard solution to common problems in software design.

• Knowledge of AWS services such as EC2, EBS, S3, RDS, and Elastic Beanstalk.

• Experience with AWS tools such as Elastic Container Service (ECS), Elastic Kubernetes Service (EKS), AWS Lambda, and AWS Step Functions.

• Knowledge of AWS deployment and management tools such as AWS Code Deploy, AWS Code Pipeline, and AWS CloudFormation.

• Designed and developed various Web forms using HTML, CSS, Bootstrap and JavaScript, React.JS

Environment: .Net Framework 4.6, C#, ASP.NET MVC 5.0, Entity Framework 5, ReactJS, LINQ, Bootstrap, Asp. Net Web API 2, jQuery, HTML5, CSS3, JSON, MS SQL Server, JIRA, Visual Studio, Git

DotNet Developer

SaanV IT Systems, Hyderabad, India Feb 2016 to June 2017

Responsibilities:

• Developed Rich features for Web using ASP.NET, MVC4, Razor View Engine#, HTML5, CSS3, jQuery, View Model, and tested with multiple browsers for the bug tracking tool.

• Used HTML, CSS, Bootstrap, Backbone JS, JavaScript, jQuery, AJAX technologies in developing frontend User Interface.

• Experience with integrating React front-end with .NET back-end using web APIs. Familiarity with the latest React features such as hooks and context API.

• Experience with performance optimization techniques for React-based web applications. Knowledge of best practices for building scalable and maintainable React applications.

• Implemented OOPS, SOILD Principles and involved in mentoring and preparing test cases.

• Consumed Web Services using XML web service (SOAP) and Implemented SSL on various Environments.

• Created WCF service to retrieve policy information. Used WCF Services for communicating with other applications and components using C# code.

• Experience in using SSIS Packages to export or import data for other applications.

Environment: ASP.NET, .NET Framework 4.5, Visual Studio 2012/2010/2008, C#, ASP.NET MVC 3.0/4.0, HTML5, CSS3, jQuery, Backbone JS, Razor Engine, Entity Framework 5, SQL Server 2008R2, LINQ, XML, JavaScript, Web Services.

Education: Bachelor of Technology – Computer Science (2016) - Jawaharlal Nehru Technological University, India.

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