.Net Developer Stack

Manikanta Madineni

Senior Full Stack .Net Developer

****************@*****.***

PH- +1-980-***-**** Linkedin

PROFESSIONAL SUMMARY:

Over 8 years of experience as a .NET Full Stack Developer delivering scalable, secure, and cloud-based enterprise applications across healthcare, banking, insurance, and IT domains.

Experience integrating Generative AI tools into .NET/Angular development pipelines using GitHub Copilot and other AI-assisted coding solution.

Delivered cloud-native .NET Core microservices using Azure App Services, AKS, and OpenAPI standards, with CI/CD automation and structured API documentation supporting secure healthcare interoperability.

Specialized in building RESTful APIs and microservices using .NET 8/5/Core and ASP.NET Core Minimal APIs, with hands-on experience in AOT compilation, dependency injection, and SOLID principles.

Proficient in Angular (11–18) and React with expertise in building SPAs using RxJS, NgRx, Redux, and React Hooks for dynamic, role-based, and performance-optimized UI workflows.

Experienced in healthcare integrations using HL7 v2 (ADT, ORU, ORM) and FHIR standards, with real-time EHR data synchronization and Epic system interoperability.

Built secure, HIPAA and PCI-DSS compliant systems implementing OAuth2, JWT, Azure AD, AWS IAM, and RBAC to safeguard sensitive patient and financial data.

Designed and optimized MS SQL Server databases with complex joins, indexing, stored procedures, and performance tuning; also experienced with Oracle PL/SQL and Azure SQL.

Proficient in Entity Framework Core and classic Entity Framework (EF 6) for ORM-based access to SQL Server and Oracle, implementing repository patterns, query optimizations, migrations using LINQ and transaction scopes.

Integrated Azure Synapse Analytics and SSIS pipelines to centralize and process clinical and claims data for operational reporting and compliance tracking.

Automated healthcare and claims workflows using Azure Functions, Azure Logic Apps, and Kafka/RabbitMQ to support real-time messaging, HL7 ingestion, and event-driven processing.

Skilled in containerizing full stack applications with Docker and orchestrating deployments via Azure Kubernetes Service (AKS) and AWS ECS for scalable cloud-native architecture.

Designed and deployed CI/CD pipelines using Azure DevOps, GitHub Actions, and AWS CodePipeline, incorporating gated approvals, automated tests, and blue-green deployments.

Delivered secure claims processing and loan servicing portals, integrating third-party APIs for document validation, payment processing, and user notifications.

Developed data-driven reporting dashboards using SSRS, Angular, and cloud-hosted SQL data models to visualize trends in claims, loans, and patient flows.

Used Apache Kafka, RabbitMQ, and AWS Step Functions to build resilient background workflows for stream processing, transaction logging, and alert automation.

Implemented unit, integration, and regression testing using xUnit, Postman, Swagger, Karma, Jasmine, and Jest across .NET, Angular, and React modules.

Hands-on experience with Azure services (App Services, Blob Storage, Key Vault, Synapse, Logic Apps) and AWS services (EC2, Lambda, S3, RDS, CloudWatch) for scalable and secure deployments.

Contributed to cross-functional teams by aligning API contracts, data formats, and auth flows with Java and DevOps teams in enterprise environments.

Built real-time notification systems using SignalR and dynamic user role dashboards for enterprise ITSM and asset tracking portals.

Strong Agile practitioner with consistent participation in sprint planning, demos, retrospectives, and backlog grooming, ensuring timely feature delivery and stakeholder alignment.

Mentored junior developers and collaborated with product owners, UX designers, and QA teams to deliver high-quality features aligned with business goal.

TECHNICAL SKILLS:

Languages

C#, JavaScript, TypeScript, SQL, PL/SQL, HTML5, CSS3, jQuery.

Frameworks

.NET 8/5/Core, ASP.NET Core MVC, ASP.NET Web API, Entity Framework, Entity Framework Core.

Frontend

Angular 11–18, RxJS, NgRx, React, Redux, React Hooks,SignalR, Bootstrap, AJAX.

Cloud Platforms

Microsoft Azure (App Services, Functions, Key Vault, Logic Apps, Blob Storage, AKS, Synapse), AWS (EC2, Lambda, S3, Step Functions, CloudWatch, RDS).

Messaging & Streaming

Apache Kafka, RabbitMQ

Databases:

MS SQL Server, Azure SQL Database, Oracle.

ETL & Reporting

SSIS, SSRS, Azure Synapse Analytics.

CI/CD & DevOps

Azure DevOps, GitHub Actions, AWS CodePipeline, Git, Gitflow.

Authentication/Security

OAuth2, JWT, Azure AD, AWS IAM, RBAC, HIPAA, PCI DSS.

Containers & Orchestration

Docker, Azure Kubernetes Service (AKS).

Agile Methodologies

Scrum, Sprint Planning, Backlog Grooming, Retrospectives.

Testing Tools

xUnit, Postman, Swagger, Karma, Jasmine, Jest.

Others

AOT Compilation, Dependency Injection, API Management, Role-Based Workflows

PROFESSIONAL EXPERIENCE:

Mayo Clinic – Rochester, Minnesota April 2022 - Present

Senior .Net Full Stack Developer

Project Overview:

Contributed to the development of a secure EHR synchronization platform leveraging .NET 8, enabling real-time clinical data exchange by integrating with Epic systems through FHIR APIs and HL7 v2 (ADT, ORU, ORM) messages. Played a key role in streamlining patient admission workflows and ensuring HIPAA-compliant access using OAuth2, JWT, Azure AD, and fine-grained RBAC controls.

Responsibilities:

Followed Agile methodologies with sprint planning, backlog grooming, and daily standups to deliver healthcare application features on time.

Leveraged GitHub Copilot to enhance productivity during .NET 8 API development using AI-driven code completions and test generation to reduce boilerplate and accelerate delivery of secured endpoints.

Built modular SPAs using Angular, RxJS, and NgRx, incorporating lazy loading and OnPush change detection for performance gains.

Built Angular components using Reactive Forms and managed state with NgRx Store and Effects to support workflows like patient intake, lab order entry, and audit logging.

Integrated Angular with .NET 8 APIs to render patient demographics, admission records, and lab results, ensuring smooth and secure data flow across modules.

Developed microservices using ASP.NET Core, applying SOLID principles and integrating Swagger for API documentation.

Deployed containerized microservices on Azure Kubernetes Service (AKS) as part of HL7 and FHIR-based clinical workflow orchestration, aligning deployments with Agile sprint deliverables

Integrated Azure Synapse Analytics to consolidate processed HL7 and FHIR data into a centralized data warehouse, supporting downstream reporting and analytics for clinical and operational teams.

Created Azure Functions to automate processing of HL7 files from external systems and trigger backend workflows such as lab order validation and FHIR resource creation.

Secured .NET APIs and internal dashboards using Azure Active Directory, implementing authentication and RBAC to protect PHI in compliance with HIPAA requirements.

Deployed .NET 8 minimal APIs on Azure App Services to manage patient admission workflows, lab order processing, and FHIR-based integration with Epic systems.

Enforced HIPAA-compliant access by implementing OAuth2, JWT, Azure AD, and fine-grained RBAC to protect sensitive PHI.

Maintained OpenAPI documentation and aligned request/response contracts to support integration with external data partners using Swagger and REST API design conventions.

Designed and managed schemas in MS SQL Server for storing HL7 messages and clinical data, including patient admissions and lab orders, with performance tuning through execution plan analysis and indexing.

Used Entity Framework Core and LINQ for data access, and integrated Azure SQL Database to support cloud-based reporting on clinical workflows processed through HL7 and FHIR APIs.

Built ETL pipelines using SSIS to process EHR data and developed SSRS reports for presenting patient admissions, lab results, and clinical summaries in alignment with HIPAA compliance.

Used Apache Kafka to stream HL7 v2 messages (ADT, ORU, ORM) from hospital systems to .NET services for processing and mapping to FHIR resources.

Containerized .NET minimal APIs and background services using Docker to simplify deployment across development and Azure environments.

Configured CI/CD pipelines in Azure DevOps to build .NET 8 APIs, run automated tests, and deploy to Azure App Services with gated approvals and environment-specific configurations.

Implemented integration and unit testing using Postman, Swagger, and xUnit for .NET APIs, along with Karma/Jasmine for Angular components to ensure stable and regression-free releases.

Used Git within Azure DevOps Repos following Gitflow strategy to manage feature branches, hotfixes, and release workflows during backend and frontend development cycles.

Environment: .NET 8, C#, ASP.NET Core Minimal APIs,Angular 16/18,RxJS, NgRx, HL7 v2 (ADT, ORU, ORM), FHIR, MS SQL Server, Azure SQL Database, SSIS, SSRS, Azure App Services, Azure Functions, Azure Synapse Analytics, Azure Key Vault, Azure Active Directory, Azure Logic Apps, Azure DevOps, Docker, Apache Kafka, Git, Gitflow, xUnit, Postman, Swagger, Karma, Jasmine.

Amica Insurance - Columbia, Maryland Aug 2020 - March 2022

Role- .Net Full Stack Developer

Project Overview:

Developed a web-based claims management system using .NET, Angular, and MS SQL Server, enabling policyholders to file and track claims online while agents processed them through secure, RBAC workflows. The platform supported multiple claim types, integrated with third-party services for document verification and payments, and ensured compliance. Azure was used for deployment, identity management, and cloud services. Reporting dashboards were included to track claim trends and processing performance.

Responsibilities:

Participated in Agile ceremonies including daily scrums, sprint demos, and retrospective reviews to track progress and deliver incremental improvements to the claims management system.

Built Angular modules using Reactive Forms and developed custom pipes and shared components to reuse across modules like adjuster notes and claim lookup.

Used NgRx Store and Effects along with RxJS operators to manage application state and handle asynchronous workflows in features like claim tracking, form validation, and error handling.

Built role-based UI workflows in Angular supporting multiple claim types, dynamically rendering forms and dashboards based on user roles like policyholders, agents, and adjusters.

Developed RESTful APIs in .NET 5 using C# to manage workflows like claim registration, policy holder validation, and incident logging.

Implemented middleware components and dependency injection in C# to handle cross-cutting concerns such as authentication, error handling, and logging in backend services.

Deployed .NET services to Azure App Services for environment-specific hosting and ensured secure communication through API Management and custom domain configurations.

Used Azure Blob Storage to store claim-related media such as photos and attachments submitted via mobile and web portal.

Stored API keys, database strings, and sensitive configuration in Azure Key Vault, enabling secure access to backend services without hardcoding secrets.

Containerized APIs and Angular applications using Docker and deployed them to Azure Kubernetes Service to manage environment-specific deployments.

Used Azure Logic Apps to automate notifications and third-party service calls after key events like claim approval, document uploads, and adjuster assignment.

Designed stored procedures and functions in SQL Server to handle business logic related to deductible calculations, policy matching, and claim history retrieval.

Integrated Entity Framework Core to manage data models and streamline access to claim records, policy metadata, and user audit logs.

Implemented OAuth2 and JWT authentication across distributed services, enforcing claim access controls based on user roles and claim adjuster scopes.

Integrated RabbitMQ to enable asynchronous communication between microservices, handling tasks like document validation and notification handling, reducing coupling between core services.

Configured CI/CD pipelines in Azure DevOps, implementing a Blue-Green Deployment strategy with gated approvals, branch-based triggers, and environment-specific settings to reduce workflow risks.

Developed SSIS ETL pipelines to process policy renewal data and populated Azure SQL Database, and built SSRS reports to help compliance teams monitor claims payout patterns and audit activity.

Wrote unit and integration tests for .NET 5 APIs using xUnit and Postman to validate policy rules, claim eligibility, and document submission logic.

Used Karma and Jasmine to test Angular components and form behaviors across workflows like new claim creation, status tracking, and adjuster input validation.

Used Git with Gitflow methodology in Azure DevOps to manage feature branches, coordinate hotfixes, and streamline pull requests during sprints.

Environment: .NET 5, C#, ASP.NET Core, Angular 11/12, RxJS, NgRx, MS SQL Server, SSIS, SSRS, Azure App Services, Azure Blob Storage, Azure Key Vault, Azure Logic Apps, Azure DevOps, AKS (Azure Kubernetes Service), Docker, RabbitMQ, Git, Gitflow, xUnit, Postman, Karma, Jasmine.

U.S. Bank Minneapolis, Minnesota, Dec 2018 – July 2020 Role : . Net Full Stack Developer

Project Overview:

Built a digital loan servicing platform using .NET Core, React, AWS, and MS SQL Server to streamline post-approval operations like payment tracking, account updates, and delinquency management. Integrated with internal systems and third-party services to enable automated workflows, real-time data validation, and rule-based processing to improve accuracy and reduce servicing time.

Responsibilities:

Followed Agile Scrum practices, leading sprint reviews, backlog grooming, and cross-functional coordination with DevOps and InfoSec teams.

Built React functional components to display borrower account details, payment history, and alerts, leveraging the virtual DOM for efficient UI updates.

Used React Hooks such as useState, useEffect, and useRef to manage component state, trigger side-effects, and handle input validation in forms related to account updates and loan modifications.

Implemented Redux to manage features like auto-debit enrollment, payment schedule tracking, and servicing history, enabling consistent data flow between components.

Built modular components using React Hooks and managed application state with Redux for real-time updates on payment status, escrow changes, and loan adjustments

Integrated React frontend with .NET Core APIs to display borrower data, payment history, and payoff breakdowns in real time, enabling a seamless end-to-end servicing experience.

Developed RESTful APIs in .NET Core using C# to expose loan account data, schedule auto-payments, calculate penalties, and support escalated servicing scenarios.

Developed modules using ASP.NET Core MVC to handle loan servicing workflows such as borrower lookup, transaction retrieval through routing and model binding.

Deployed backend services on AWS EC2 instances with load balancing and auto-scaling to support regional servicing teams and batch data sync processes.

Developed transaction auditing services using AWS Lambda, S3, and Step Functions, ensuring traceability and compliance with PCI DSS standards.

Used AWS S3 to store borrower-uploaded documents, amortization statements, and escrow summaries, with access managed through signed URLs and audit tracking.

Created AWS Lambda functions to automate background tasks such as due date recalculations and triggering alerts for missed payments or critical servicing milestone.

Configured AWS CloudWatch for application log monitoring, performance tracking, and custom metric alerts related to API latency and failed servicing tasks.

Designed stored procedures and complex joins in MS SQL Server to retrieve payment schedules, loan account metadata, and servicing flags across borrower profiles.

Used Entity Framework Core to map relational models and perform CRUD operations related to borrower interactions, loan servicing actions, and transaction history.

Hosted MS SQL Server databases on AWS RDS, enabling reliable cloud-based storage for real-time loan servicing operations with built-in backups and encryption.

Implemented role-based authentication and authorization using OAuth2 and AWS IAM policies to protect sensitive financial transactions and PII.

Containerized .NET Core APIs and React application using Docker to simplify local development and ensure consistent behavior across staging and production environments.

Performed API testing using Postman and Swagger to validate loan servicing endpoints for borrower data retrieval, payment scheduling, and delinquency updates.

Wrote unit tests using xUnit for backend logic in .NET Core, and used Jest to test React components for servicing features like payment inputs, due date forms, and status indicators.

Used Git for version control and built CI/CD pipelines with AWS CodePipeline and GitHub Actions to automate testing and deploy .NET and React apps across environments.

Environment: React, JavaScript, HTML5, CSS3, Redux, React Hooks, Jest, .NET Core, C#, ASP.NET Core MVC, REST APIs, Entity Framework Core, MS SQL Server, AWS EC2, AWS Lambda, AWS S3, AWS Step Functions, AWS CloudWatch, AWS RDS, OAuth2, AWS IAM, Docker, Git, GitHub Actions, AWS CodePipeline, Postman, Swagger, xUnit, Agile Scrum, PCI DSS.

Micro land Limited - India June 2016 to April 2018

.Net Developer

Project Overview:

Contributed to the development of an enterprise ITSM and Asset Management Portal using ASP.NET MVC, Web API, and Oracle. The system automated service ticket workflows, asset lifecycle tracking, and SLA monitoring, with real-time alerts via SignalR and role-based access for IT operations and reporting dashboards.

Responsibilities:

Participated in Agile sprint ceremonies and collaborated closely with cross-functional teams to deliver enterprise modules across internal and client-facing systems.

Developed secure ASP.NET MVC applications integrated with ASP.NET Web API services, handling business logic for user management, asset tracking, and service ticketing modules.

Implemented real-time notification modules using SignalR, enabling live updates for system alerts, service statuses, and user ticket submissions.

Built RESTful APIs using C# and Web API, facilitating smooth communication between client portals, internal dashboards, and external third-party systems.

Developed rich client-side functionality using JavaScript, jQuery, and AJAX, enhancing interactivity and responsiveness across portal modules.

Applied Entity Framework for ORM-based data access, optimizing queries and minimizing database round-trips using LINQ and eager loading techniques.

Developed and optimized Oracle PL/SQL stored procedures, triggers, and functions to automate SLA monitoring, asset management reporting, and ticket status escalation processes.

Implemented role-based authorization mechanisms in MVC controllers and APIs, securing access to enterprise resources based on user roles and access levels.

Conducted unit testing with xUnit to validate critical business logic, service contracts, and data processing pipelines before production deployments.

Managed source control using Git, following best practices for branching, pull requests, and release versioning under team-driven Agile workflows

Environment: C#, ASP.NET MVC, ASP.NET Web API, JavaScript, jQuery, SignalR, HTML5, CSS3, Entity Framework, Oracle, RESTful APIs, xUnit, Git, Agile (Scrum).

Education: Bachelor of Engineering (B.E.) in Computer Science 2012 – 2016, Sathyabama University.

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