Senior .NET Full Stack Developer, Azure, Angular/SQL expert

Malli Karjuna

.Net Full Stack Developer

Dallas, TX Email: *****************@*****.*** Phone no: +1-615-***-****

LinkedIn: linkedin.com/in/malli-karjunam

Summary

Full Stack .Net Developer with over 5+ years of experience in designing, developing, and implementing scalable web and enterprise applications across the full software development life cycle. Strong expertise in Microsoft .NET technologies including ASP.NET, C#, MVC, Web APIs, Entity Framework, WCF, and Angular (13/14/16), with hands on experience in building responsive, user focused interfaces. Proven skills in database design and development using SQL Server, Oracle, SSIS, SSRS, T-SQL, and PL/SQL, along with solid experience in ETL and data transformation processes. Experience in cloud and DevOps practices using Microsoft Azure, Docker, and automation tools, including UiPath for workflow optimization. Adept at developing secure, high performance applications with REST/SOAP services, authentication mechanisms, and enterprise level integrations.

TECHNICAL SKILLS:

Backend: ASP.NET Core, .NET 6/7/8, C#, Web API, Entity Framework Core, LINQ, Microservices

Frontend: Angular, React, TypeScript, JavaScript, HTML, CSS, RxJS, NgRx

Cloud & DevOps: Microsoft Azure, Azure App Services, Azure Functions, Docker, Kubernetes, Azure DevOps, CI/CD

Databases: SQL Server, PL/SQL, Azure Cosmos DB, Oracle, NoSQL, MongoDB, RabbitMQ

Messaging & Integration: Apache Kafka, Kafka Streams, SignalR, Azure Service Bus, REST APIs

Testing: Unit Testing, xUnit, NUnit, MSTest, API Testing, Integration Testing

AI & Automation workflows: GitHub Copilot, Claude

Professional Experience:

Highmark Health, Dallas, TX

.NET Full Stack Engineer Feb 2024 – Present

Roles & Responsibilities:

Built and maintained scalable backend APIs using ASP.NET Core (.NET 8), following clean layered architecture to support core healthcare workflows.

Designed and optimized complex SQL queries (joins, CTEs, window functions), improving query performance by up to 40%.

Designed and optimized T-SQL data models for high volume systems, implementing stored procedures and advanced indexing strategies with Entity Framework Core, improving query performance by 35% and ensuring data integrity.

Worked closely with Entity Framework Core, writing efficient LINQ queries and managing Code First migrations to safely evolve database schemas.

Experience in developing rich UI web and web service applications using front end technologies such as object oriented JavaScript, TypeScript, Angular, Bootstrap, media queries, and CSS frameworks.

Used Azure services such as App Service, Azure Functions, and Azure SQL to build and run cloud based healthcare applications.

Implemented secure RESTful APIs with JWT authentication, role based access control, and fine grained authorization policies to safeguard sensitive data.

Delivered features for a multi-tenant SaaS platform, reducing customer onboarding time by 30% by automating manual setup processes.

Migrated legacy ASP.NET MVC applications to ASP.NET Core, improving performance and enabling automated CI/CD pipelines for faster, more reliable deployments.

Set up and maintained CI/CD pipelines in Azure DevOps, enabling automated builds, testing, and smooth, zero downtime deployments.

Developed unit tests using xUnit and NUnit to validate backend services and business logic and performed integration testing for microservices and messaging workflows to ensure system reliability.

Used Jira dashboards and filters to track personal and team progress, identify bottlenecks, and proactively address overdue or stalled tickets.

Technologies: ASP.NET Core 6/7, C#, SQL Server, Entity Framework Core, REST APIs, Docker, Kubernetes, OpenShift, Azure DevOps, Azure App Service, Azure Functions, Angular, TypeScript.

Cetera Financials, Hyderabad, IN

Full Stack Developer Feb 2022 – Jun 2023

Roles & Responsibilities:

Designed and developed cloud native, event driven full stack applications using C#, ASP.NET Core (.NET 6/7), and Web APIs, delivering secure and scalable solutions for financial platforms supporting 30,000+ users.

Built RESTful APIs and microservices using ASP.NET Core Web API and Spring Boot, implementing centralized exception handling, JWT based authentication, Swagger documentation, and third party integrations to support scalable, maintainable service architectures.

Developed responsive UI components using ReactJS and TypeScript, focusing on performance and reusability.

Developed ASP.NET MVC, WPF, and backend services using Entity Framework 6 (EF6), LINQ, and Entity Framework ORM, integrating with SQL Server databases and optimizing queries to reduce page load times by 35%.

Implemented OCR pipelines using Azure Form Recognizer to automate documents extraction, reducing manual processing by 85% for 50K+ users with secure, compliant data handling.

Strong experience in database design and developing using SQL Server, MySQL, PostgreSQL, and MongoDB, including queries, stored procedures, indexing, and zero downtime migrations.

Implemented real time data processing and event streaming solutions using Kafka, Kafka Streams, and optimized Kafka clusters to achieve 99.9% uptime through automated failover and monitoring.

Containerized applications using Docker and deployed microservices to Kubernetes clusters, supporting CI/CD pipeline automation for build and deployment processes.

Technologies: .NET 7, Angular 17, EF Core, SQL Server, Azure Functions, Kafka, Kubernetes, Docker.

Zensar Technologies, Hyderabad, India

Associate software engineer Jun 2020 – Jan 2022

Roles & Responsibilities:

•Developed a stateless ASP.NET Core API using REST principles, keeping the design scalable and maintainable.

•Implemented the Repository and Unit of Work patterns with Entity Framework Core to abstract data access, improve maintainability, and enable unit testing.

•Created advanced data models in C# for products, categories, inventory, and suppliers, using Data Annotations for validation.

•Developed a React based admin portal with TypeScript to enforce type safety and reduce runtime errors during development.

•Implemented a sophisticated product search and filter functionality in the API, supporting multiple criteria like price range, category, and availability.

•Configured Azure API Management to act as a gateway for all internal microservices, implementing rate limiting, request throttling, and API versioning.

•Integrated Redis as a distributed caching solution for frequently accessed product categories, reducing database load and improving API response times by 40%.

•Containerized both the API and the admin portal using Docker, creating Docker files and a docker-compose setup for local development.

•Implemented CI/CD processes using Jenkins, including building and deploying application components.

Technologies: .NET Core, EF Core, React, Redis, Docker, Azure.

Education Details

Indiana Wesleyan University Marion, IN

Master’s in computer and information science

Southern Educational Institutions Vizag-India

Bachelor’s in computer science

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