.Net Full Stack Developer

Varun Nerella

Full Stack .Net Developer

Email: ********.**@*****.*** / Ph: 262-***-****

LinkedIn: https://www.linkedin.com/in/varun-reddy-2348971b8/

PROFESSIONAL SUMMARY

Over 10 years of full SDLC experience in developing, testing, deploying, and supporting enterprise software applications.

Expert in .NET technologies (ASP.NET, C#, MVC, Entity Framework) for building robust web and desktop applications.

Skilled in front-end development using React.js, Angular, Blazor, JavaScript, HTML5, CSS3, Bootstrap, and jQuery.

Proficient in full-stack development, integrating client-side UIs with backend services and APIs using Microservices and SOA.

Strong database expertise in SQL Server, MongoDB, RavenDB, and hands-on with SSIS, SSRS, and performance tuning.

Experienced with cloud platforms, including AWS (EC2, S3, RDS) and Azure, along with monitoring tools like CloudWatch and DataDog.

Hands-on in DevOps and CI/CD using Azure DevOps, Jenkins, Git, TFS, Ant, and Maven for automated builds and deployments.

Developed secure, scalable applications with a focus on performance, testing (Selenium, Protractor, Cucumber), and best coding practices.

Implemented modern architectural patterns like N-Tier, Dependency Injection, Microservices, and RESTful services.

Agile team player and mentor with experience in Agile, Waterfall, and Hybrid methodologies, guiding successful project execution.

Technical Skills:

Programming Languages:

C#, VB.NET, ASP.NET, T-SQL, PL/SQL, JavaScript, TypeScript

Frameworks & Tools:

.NET Core, .NET MVC, Entity Framework, LINQ, WCF, Web API, WPF, RabbitMQ, Kafka

Front-End Development:

Angular (2+), AngularJS, React, JavaScript, TypeScript, HTML5, CSS3, Bootstrap, jQuery

Cloud Platforms:

Azure (Functions, DevOps, API Management, Application Insights, Load Balancing), AWS (EC2, S3, CloudFormation)

Databases:

SQL Server, Oracle, MongoDB, DB2

DevOps Tools:

Azure DevOps, Jenkins, GitHub, Bitbucket, TeamCity, Octopus

Testing & QA:

N-Unit, QTP, Manual Testing

Scripting Languages:

JavaScript, Python, jQuery, knockout JS, Node JS, VB Script

Other Tools & Technologies:

SSRS (SQL Server Reporting Services), SSIS (SQL Server Integration Services), ADO.NET, Telerik, OAuth2, JWT Authentication, Microsoft Visual Studio, Microsoft Team Foundation Server (TFS), Active Directory, GIS Desktop tools.

Key Concepts:

Microservices Architecture, Event-Driven Architecture, CI/CD Pipelines, SOLID Principles, Factory Design.

CERTIFICATIONS

Azure Developer Associate (Microsoft)

AWS Certified Developer (Amazon Web Services)

EDUCATION:

Bachelors in Electronics and Communications Engineering Management from JNTUH, Hyderabad, INDIA-2015

Masters in Engineering Management from Indiana Institute of Technology, IN-2019

PROFESSIONAL EXPERIENCE

UPS

Charlotte, NC Mar 2022- Present

Sr Systems Programmer Tech/ .Net Full Stack Developer:

Full-Stack Development: Built web applications using ASP.NET MVC/Core, Angular, React.js, Blazor, and HTML/CSS with responsive UI design.

Cloud & DevOps: Deployed applications on AWS (S3, Lambda, EC2, API Gateway), configured CI/CD pipelines with Jenkins, GitHub, and Docker containers.

Microservices Architecture: Designed and developed scalable microservices using ASP.NET Core, Java Spring Boot, RabbitMQ, and MongoDB.

API Development: Created RESTful APIs with ASP.NET Web API and Spring, tested with tools like Fiddler, and integrated them with front-end components.

Database Expertise: Worked with Oracle PL/SQL, SQL Server, and DynamoDB; developed stored procedures, triggers, and optimized queries for performance.

Messaging & Integration: Integrated RabbitMQ for asynchronous messaging and developed both producers and consumers for data-driven systems.

Agile & SDLC: Participated in Agile Scrum ceremonies, contributed to SDLC phases, and collaborated with BAs and QA teams.

Version Control & Documentation: Managed source code using Git, documented system changes, and supported smooth release processes.

UI/UX & Front-End: Created reusable UI components with Bootstrap, React-Bootstrap, and Angular; implemented client-side validations and SPA frameworks.

Legacy & Modern Tech Stack: Experienced with older technologies (VB.NET, Silverlight, JSP) and modern stacks (Blazor, Node.js, Elasticsearch, ArcGIS).

Environment: .NET Framework 4.5/4.8, C#, ASP.NET 4.5, SQL Server 2018, Web API, IIS 7/6, TFS, Microsoft Visual Studio 2019/2022, Arc GIS, XML, WCF, HTML, CSS3, Java Script, EXT, Java Script, Blazor, Angular.

Key Achievements:

Enhanced Application Performance & Scalability by Full-Stack Development & UI Modernization

Refactored Blazor-based UI to Angular for improved performance and compatibility.

SunTrust

Atalanta, GA May 2020 – Feb 2022

Senior .Net Full Stack Developer:

Full-Stack Development: Built and maintained web applications using ASP.NET (VB.NET/C#), Angular, ReactJS, HTML5, CSS3, Bootstrap, JavaScript, and TypeScript.

Backend & API Development: Designed RESTful APIs and web services using ASP.NET Web API, Node.js, Spring Boot, WCF, and gRPC; used JSON extensively for data exchange.

Cloud Platforms: Hands-on experience with AWS (EC2, S3, SQS, OpsWorks, CloudWatch) and Microsoft Azure (Web Apps, SQL Azure, Application Insights) for cloud-native application development and deployment.

Microservices & Containers: Implemented microservices architecture using Spring Boot and .NET, deployed services using Docker and Kubernetes, and managed infrastructure with Terraform.

Database Expertise: Proficient in SQL Server, Oracle, PL/SQL, MongoDB, Cassandra, and Azure SQL; wrote complex queries, stored procedures, triggers, and used SSIS/SSRS.

DevOps & CI/CD: Used GitHub, TFS, JIRA, and Visual Studio for source control and project management; automated deployments with Azure DevOps and AWS tools.

UI/UX and Validation: Created dynamic and reusable UI components using React and Angular; implemented client-side validation with jQuery and Unobtrusive JavaScript.

Cloud Migration: Executed migration projects including on-prem to AWS and SQL Server to Azure SQL using SQL Azure Migration Wizard.

Infrastructure as Code: Authored Terraform scripts to automate cloud infrastructure setup in AWS and Azure environments.

Additional Technologies: Experience with Blazor, NServiceBus messaging, RavenDB, CouchDB, Redis, and tools like Selenium, PhantomJS for testing frameworks.

Environment: Net Framework 4.5/4.0, C#, ASP.NET 4.5, SQL Server2012, GIT, AngularJS 2, Bootstrap, WCF Data Service, Fiddler, Web Services, WEB API, IIS 7/6.BIT BUCKET, JIRA, CI Tools, Microsoft Visual studio 2012/2015, XML, XSL, WCF

Key Achievements:

Enhanced Application Cloud Migration & Infrastructure Automation

Microservices & API Development-Implemented RESTful APIs with Node.js, Express.js, and MongoDB, improving backend communication and performance.

Refactored web interfaces using Angular, React.js, Bootstrap and Blazor, improving user experience and responsiveness.

CTA

Chicago, IL. Dec 2017 to April 2020

.Net Developer

.NET Development: Strong hands-on experience with .NET Framework (4.5+), C#, ASP.NET, LINQ, and Entity Framework for full-stack application development using Visual Studio.

Web & API Integration: Built and consumed RESTful APIs using ASP.NET Core and Web API; integrated external systems via APIs and WCF services.

Front-End Technologies: Developed interactive UIs using Angular 2, React.js, jQuery, JavaScript, HTML5, CSS3, and the Ionic framework.

Cloud & DevOps: Worked with AWS services (EC2, S3, VPC, CloudTrail), Docker containers, and Kubernetes for cloud deployment and orchestration.

Database Management: Hands-on experience with SQL Server, Oracle, NoSQL databases, and Cosmos DB scripting with data transformation logic.

Python Development: Used Python for automation scripts, business workflows, and machine learning-based algorithms; worked with Eclipse/PyDev.

Messaging & Event Systems: Designed RabbitMQ-based event-driven systems for centralized logging and asynchronous communication.

Microsoft Ecosystem Tools: Developed Office Add-ins (Excel, Word, Outlook), SharePoint applications, and used Visual Studio Code extensively.

Testing & Quality Assurance: Wrote unit, web, and load tests; ensured code quality, disaster recovery, and system security compliance.

Agile & Cross-Functional Collaboration: Involved in agile development, requirement analysis, system design, and cross-team coordination for robust software delivery

Environment: Net Framework 4.5/4.0, C#, ASP.NET 4.5, SQL Server2012, GIT, AngularJS 2, Bootstrap, WCF Data Service, Fiddler, Web Services, WEB API, IIS 7/6.BIT BUCKET, JIRA, CI Tools, Microsoft Visual studio 2012/2015, XML, XSL, WCF

Key Achievements:

Managed AWS services, including EC2, VPC, S3, and migration services, to optimize cloud infrastructure and application performance.

Developed and managed RabbitMQ-based event tracking system for centralized logging and improved application monitoring.

NISI

Hyderabad, India. May 2015– Jul 2017

.Net Developer

ASP.NET Web Forms, C#, JavaScript: Developed web applications using ASP.NET Web Forms, C#, and JavaScript for UI validation and mortgage rate tools.

HTML, CSS, JavaScript: Designed and built prototypes using HTML, CSS, and JavaScript for responsive front-end interfaces.

SSRS (SQL Server Reporting Services): Implemented role-based security in SSRS to manage access to reports and data.

C#, ADO.NET: Created business logic and data layers using C# and ADO.NET for structured data handling.

WPF, XAML, MVVM: Used WPF with MVVM pattern, implementing data binding and interactive UI features like animations and storyboards. Designed custom WPF controls and forms using XAML for dynamic, user-configurable web parts.

ASP.NET Security: Built and supported Silverlight 5.0 applications using the MVVM framework for rich client-side functionality. Handled security features such as authentication, authorization, and state management in ASP.NET.

SQL Server: Developed and optimized SQL Server queries, including stored procedures and datasets for real-time data updates.

MSTest, Moq: Created unit tests with MSTest and Moq and contributed to application support and deployment in production environments.

Environment: C#, MVC 4.0, ASP.NET, Angular Js, WCF, Visual Studio 2010, CI /CD, TFS, JavaScript, Restful Service, Microsoft Office suite of products, XML, Visual Studio Team Foundation Server 2008, SSIS, SQL Server.

Key Achievements:

Created a mortgage rate tool that provides real-time rate offers and history to users.

Developed a flexible, role-based security model using SSRS, ensuring secure access to reports and resources

Net Developer Jun 2014 - Aug 2015

Merrill Lynch, Chennai

ASP.NET 2.0, JavaScript: Maintained and enhanced Trade Allocation and Confirmation System using ASP.NET 2.0 and JavaScript.

C#, JavaScript, HTML: Developed and improved reporting features in I Viewer using C#, JavaScript, and HTML.

JavaScript, GridView: Implemented a JavaScript-based GridView for faster data loading and improved performance.

HTML, AJAX: Created dynamic HTML templates integrated with AJAX for real-time data display.

HTML, CSS, jQuery, Bootstrap 3.0: Built responsive UI using HTML, CSS, jQuery, and Bootstrap 3.0.

UML, Flow Diagrams: Converted business requirements (SRS) into technical solutions using UML and flow diagrams.

Smoke Testing: Designed Smoke Test pages and performed daily system health checks.

WCF, SOLA Web Services: Created and consumed WCF and SOLA web services for application integration.

NUnit, Moq, TDD: Developed and tested applications using NUnit, Moq, and Test-Driven Development (TDD).

SQL, Stored Procedures: Provided production support, wrote SQL queries/stored procedures, and tracked issues using SVN and ClearQuest.

Environment: .NET Framework 2.0, C#, Visual studio2003/2005, JavaScript, ASP.NET, RESTful service, XML, ClearQuest, Entity Framework, Web service, JavaScript, Tortoise- SVN, IIS (6.0), SQL Server 2005,

JIRA.

Key Achievements:

Designed and developed a Smoke Test page, ensuring application stability before the business day starts.

Developed applications using Test-Driven Development (TDD) with NUnit and Moq, improving code quality

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