Senior .NET Full-Stack Developer with Cloud Native Expertise

KEERTHI.R

Irving, TX ***** +1-972-***-**** **************@*****.***

Professional Summary

Sr. .NET Full Stack Developer Software Engineer with 5+ years of experience designing and delivering cloud-native microservices, scalable APIs, and enterprise web applications across healthcare, government, and finance domains. Skilled in ASP.NET Core, React, Angular, SQL Server, PostgreSQL, Azure, AWS, Docker, Kubernetes, and CI/CD pipelines (Azure DevOps, Jenkins, GitHub Actions, GitLab CI/CD). Expertise in secure coding practices, SonarQube and Fortify vulnerability fixes, authentication (OAuth 2.0, JWT, Azure AD B2C), and performance optimization. Strong background in unit testing, cloud-native development, container orchestration, DevOps automation, and Agile/Scrum methodologies, ensuring secure and high-quality software delivery. Technical Skills

.Net Technologies ASP.NET, VB.Net, MVC, ADO.Net, WCF, Windows Forms, Entity Framework Languages C#, .NET, XML, WCF, ASP.NET, SQL.

Web Technologies HTML5, XML, CSS3, JavaScript, Angular 12/10, VBScript, AJAX, WSDL. Other Web Technologies .Net Remoting, Web Service, SOAP, WSDL, WCF, WPF. Methodologies OOAD, UML and Design Patterns, Agile Cloud Technologies Azure, GCP

RDBMS SQL Server, Oracle, SSIS

IDE/Version Control Microsoft Visual Studio, GIT

Operating Systems Windows, Linux

Professional Experience:

Tech Stack: C#, ASP.NET Core Web API, React, Next.js, Blazor, TypeScript, SQL Server, PostgreSQL, MongoDB, EF Core, Dapper, Azure (App Services, AKS, DevOps), Kafka, RabbitMQ, Docker, Kubernetes, OAuth 2.0, JWT, Git, Jira,

Designed and implemented scalable microservices architecture using ASP.NET Core, applying SOLID principles and MVC pattern for maintainable code.

Worked on server establishment, configuration, and deployment for enterprise financial applications.

Developed and supported JETS applications used in payment processing and banking workflows.

Designed, developed, and implemented scalable .NET web applications using C#, ASP.NET MVC, and Entity Framework, ensuring high performance and user-friendly interfaces.

Engineered robust APIs with ASP.NET Web API to facilitate seamless data integration across multiple platforms, enhancing overall system efficiency.

Managed SQL Server databases, applying efficient schema design and query optimization techniques for improved data retrieval and storage capabilities.

Utilized Azure DevOps for version control, CI/CD pipelines, and automated testing, streamlining the deployment process and ensuring code quality.

Collaborated closely with business analysts and QA testers to analyze requirements and deliver solutions that meet project objectives effectively.

Optimized application performance across various web browsers through responsive design principles and performance tuning strategies.

Client: Fiserv

Title: Sr. Full stack .Net Developer

Accomplishments:

Jan 2025 – Present

Tech Stack: C#, ASP.NET Core Web API, React, Next.js, Blazor, TypeScript, SQL Server, PostgreSQL, MongoDB, EF Core, Dapper, Azure (App Services, AKS, DevOps), Kafka, RabbitMQ, Docker, Kubernetes, OAuth 2.0, JWT, Git, Jira, Confluence

Designed and implemented scalable microservices architecture using ASP.NET Core, applying SOLID principles and MVC pattern for maintainable code.

Built responsive UI components with React (Hooks, Redux Toolkit), Blazor, and TypeScript, ensuring accessibility and performance.

Utilized GraphQL and REST APIs with lightweight Node.js middleware to optimize frontend data access.

Managed relational and NoSQL databases using EF Core and Dapper for performant data access.

Created and maintained SQL Server Jobs, SSRS, and SSIS packages for robust data processing.

Secured APIs and user flows using Azure AD B2C, OAuth 2.0, and JWT, ensuring compliance OWASP Top 10.

Led DevOps efforts by building robust CI/CD pipelines using Azure DevOps and GitHub Actions with Terraform and AKS.

Tech Stack: C#, ASP.NET Core, Angular, SQL Server, EF Core, AWS (Lambda, ECS, EC2, RDS, S3, SNS, SQS, API Gateway), Docker, Kubernetes, Cypress, RabbitMQ, Jenkins, Git, GitLab

Contributed to the architecture and development of a secure, scalable Investment Management System using .NET Core microservices and MVVM.

Developed Angular-based front-end modules with NgRx, RxJS, and modular navigation for interactive UIs.

Built REST APIs to integrate external financial systems, reducing manual reconciliation by 30%.

Applied a multi-database strategy using Amazon RDS, Redis, and Redshift to ensure high and optimized access.

Secured application workflows using ASP.NET Identity, OAuth 2.0, and input validation best practices.

Implemented CI/CD pipelines with Jenkins and GitLab CI/CD, deploying via Docker and Kubernetes on AWS.

Used RabbitMQ and Kafka for decoupled, event-driven service integration.

Validated APIs with Postman and Swagger, and executed testing with NUnit, Moq, and Selenium.

Provided production support and troubleshooting for investment workflows, collaborating with business users to resolve critical issues.

Tech Stack: C#, ASP.NET MVC, React, HTML, CSS, JavaScript, SQL, ADO.NET, SOAP, Azure, TFS, MSTest

Developed high-performance backend services in C# with ASP.NET Core, implementing SOLID principles and optimizing system performance.

Built responsive front-end interfaces with React, HTML, and CSS, increasing engagement by 20%.

Integrated WCF/SOAP services for secure data exchange with legacy systems.

Optimized ADO.NET-based data queries to enhance SQL Server performance.

Supported Azure App Services deployment and database management under senior guidance.

Implemented unit testing with MSTest and Moq ensuring stable releases. Designed CI/CD pipelines with Jenkins and GitLab CI/CD, deploying to AWS via Docker/Kubernetes.

Collaborated in Agile sprints using TFS for version control and work tracking. Education: Master’s in Computer and Information Science from Southern Arkansas University Client: State of Georgia

Title: .NET Full Stack Developer

Accomplishments:

Jan 2024 – Dec 2024

Client: Target

Title: .NET Full Stack Developer

Accomplishments:

Oct 2021 – July 2023

Client: Cigna

Title: Software Engineer

Accomplishments:

Jun 2020– Sep 2021

Contact this candidate