Senior Full Stack .NET Developer with over 10 years of experience in designing, developing, and deploying enterprise-grade applications across healthcare, transportation, banking, aviation, and retail domains. Expert in building scalable and secure systems using the Microsoft technology stack, with strong hands-on experience in .NET Core, ASP.NET Web API, C#, Entity Framework, and SQL Server. Experienced in SDLC methodologies with strong focus on Agile practices, collaborating with cross-functional teams to deliver secure, scalable, and maintainable enterprise applications. Proficient in front-end frameworks including Angular 19/20 and React, complemented by Redux, RxJS, React Hook Form, and Tailwind CSS for dynamic, responsive UIs. Adept at integrating RESTful APIs, implementing JWT/OAuth2 security models, and managing stateful applications across hybrid architectures. Delivered scalable enterprise applications using .NET Core, C#, Angular, and SQL Server across banking, healthcare, and retail domains. Proficient in RESTful Web Services, cloud platforms (Azure, AWS, GCP), and modern DevOps practices. Experienced in developing healthcare applications with strict adherence to HIPAA compliance, implementing data encryption, secure authentication (OAuth2/JWT), and audit controls to protect sensitive PHI and ensure regulatory compliance. Proficient in designing and developing interactive reports and dashboards using SSRS, delivering actionable insights and compliance reporting across healthcare and financial domains. Experienced in building and optimizing SSIS packages to automate complex ETL workflows, ensuring accurate, efficient, and timely data integration across enterprise systems. Skilled in working with modern DevOps pipelines, using tools like Azure DevOps, GitHub Actions, and Docker for continuous integration and deployment. Demonstrated cloud expertise with AWS services such as Lambda, S3, EC2, SNS, and pilot cloud migrations to AWS and Azure environments. Successfully led and contributed to mission-critical systems including patient engagement portals, flight notification platforms, banking APIs, and transportation department systems. Experienced in modern backend patterns like microservices, event-driven architecture using Apache Kafka and Hangfire, and database technologies including SQL Server, Oracle, MongoDB, and Azure Cosmos DB. Passionate about code quality and testing, with a proven track record in writing unit/integration/E2E tests using xUnit, NUnit, Jest, Jasmine, Karma, and automating API testing using Postman and Swagger.

Saatvika Dronavalli

Senior Full Stack .NET Developer with over 10 years of experience in designing, developing, and deploying enterprise-grade applications across healthcare, transportation, banking, aviation, and retail domains. Expert in building scalable and secure systems using the Microsoft technology stack, with strong hands-on experience in .NET Core, ASP.NET Web API, C#, Entity Framework, and SQL Server. Experienced in SDLC methodologies with strong focus on Agile practices, collaborating with cross-functional teams to deliver secure, scalable, and maintainable enterprise applications. Proficient in front-end frameworks including Angular 19/20 and React, complemented by Redux, RxJS, React Hook Form, and Tailwind CSS for dynamic, responsive UIs. Adept at integrating RESTful APIs, implementing JWT/OAuth2 security models, and managing stateful applications across hybrid architectures. Delivered scalable enterprise applications using .NET Core, C#, Angular, and SQL Server across banking, healthcare, and retail domains. Proficient in RESTful Web Services, cloud platforms (Azure, AWS, GCP), and modern DevOps practices. Experienced in developing healthcare applications with strict adherence to HIPAA compliance, implementing data encryption, secure authentication (OAuth2/JWT), and audit controls to protect sensitive PHI and ensure regulatory compliance. Proficient in designing and developing interactive reports and dashboards using SSRS, delivering actionable insights and compliance reporting across healthcare and financial domains. Experienced in building and optimizing SSIS packages to automate complex ETL workflows, ensuring accurate, efficient, and timely data integration across enterprise systems. Skilled in working with modern DevOps pipelines, using tools like Azure DevOps, GitHub Actions, and Docker for continuous integration and deployment. Demonstrated cloud expertise with AWS services such as Lambda, S3, EC2, SNS, and pilot cloud migrations to AWS and Azure environments. Successfully led and contributed to mission-critical systems including patient engagement portals, flight notification platforms, banking APIs, and transportation department systems. Experienced in modern backend patterns like microservices, event-driven architecture using Apache Kafka and Hangfire, and database technologies including SQL Server, Oracle, MongoDB, and Azure Cosmos DB. Passionate about code quality and testing, with a proven track record in writing unit/integration/E2E tests using xUnit, NUnit, Jest, Jasmine, Karma, and automating API testing using Postman and Swagger.

Available to hire

Senior Full Stack .NET Developer with over 10 years of experience in designing, developing, and deploying enterprise-grade applications across healthcare, transportation, banking, aviation, and retail domains. Expert in building scalable and secure systems using the Microsoft technology stack, with strong hands-on experience in .NET Core, ASP.NET Web API, C#, Entity Framework, and SQL Server. Experienced in SDLC methodologies with strong focus on Agile practices, collaborating with cross-functional teams to deliver secure, scalable, and maintainable enterprise applications. Proficient in front-end frameworks including Angular 19/20 and React, complemented by Redux, RxJS, React Hook Form, and Tailwind CSS for dynamic, responsive UIs. Adept at integrating RESTful APIs, implementing JWT/OAuth2 security models, and managing stateful applications across hybrid architectures. Delivered scalable enterprise applications using .NET Core, C#, Angular, and SQL Server across banking, healthcare, and retail domains. Proficient in RESTful Web Services, cloud platforms (Azure, AWS, GCP), and modern DevOps practices. Experienced in developing healthcare applications with strict adherence to HIPAA compliance, implementing data encryption, secure authentication (OAuth2/JWT), and audit controls to protect sensitive PHI and ensure regulatory compliance. Proficient in designing and developing interactive reports and dashboards using SSRS, delivering actionable insights and compliance reporting across healthcare and financial domains. Experienced in building and optimizing SSIS packages to automate complex ETL workflows, ensuring accurate, efficient, and timely data integration across enterprise systems. Skilled in working with modern DevOps pipelines, using tools like Azure DevOps, GitHub Actions, and Docker for continuous integration and deployment. Demonstrated cloud expertise with AWS services such as Lambda, S3, EC2, SNS, and pilot cloud migrations to AWS and Azure environments. Successfully led and contributed to mission-critical systems including patient engagement portals, flight notification platforms, banking APIs, and transportation department systems. Experienced in modern backend patterns like microservices, event-driven architecture using Apache Kafka and Hangfire, and database technologies including SQL Server, Oracle, MongoDB, and Azure Cosmos DB. Passionate about code quality and testing, with a proven track record in writing unit/integration/E2E tests using xUnit, NUnit, Jest, Jasmine, Karma, and automating API testing using Postman and Swagger.

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Work Experience

Senior Full Stack .NET Developer at Johnson & Johnson
February 1, 2023 - Present
Led development of a scalable Clinical Trial Management system using .NET Core, Angular 19, and Azure cloud services. Delivered modular microservices architecture ensuring scalability and HIPAA compliance, with secure RESTful APIs, JWT/OAuth2 authentication, and Azure API Management. Integrated Cosmos DB and Azure Blob Storage for efficient data handling and implemented event-driven workflows with Azure Service Bus and Apache Kafka. Applied comprehensive testing including unit, integration, and BDD-style tests with tools like xUnit, Jasmine, and Postman. Automated CI/CD pipelines via Azure DevOps, enforced code quality with SonarQube, and leveraged Git-based collaboration and JIRA for Agile delivery.
Senior Full Stack .NET Developer at Citizens Bank
December 31, 2022 - August 20, 2025
Contributed to Digital Loan Origination & Processing Platform using ASP.NET Core 6, Angular, and MongoDB. Designed scalable backend services with Onion Architecture and implemented frontend reactive forms and state management using Angular and RxJS. Integrated OAuth2 authentication with JWT for secure API access. Utilized RabbitMQ for asynchronous messaging and applied Domain-Driven Design and CQRS principles to optimize loan data handling. Supported CI/CD pipelines using Azure DevOps and containerized services with Docker. Employed logging with Log4Net and managed source control via Git and TFS. Enhanced productivity using GitHub Copilot and actively participated in Agile ceremonies.
Sr Application Developer at State of Maine
July 31, 2020 - August 20, 2025
Developed and maintained an Infrastructure Inspection and Permit Management System using ASP.NET Web API 2, React.js and Entity Framework 6 with SQL Server 2016. Designed responsive front-end applications with React Hooks, Redux, and Bootstrap. Led modernization by converting legacy VB6 modules to VB.NET. Implemented AWS S3 and Lambda solutions for document storage and workflow automation, supporting cloud adoption initiatives. Created ETL packages using SSIS and enhanced reporting with SSRS. Ensured code quality with NUnit and Jest testing frameworks, performed peer code reviews, and mentored junior developers while adhering to Agile practices and source control using TFS and SVN.
FullStack .NET Developer at Spirit Airlines
June 30, 2019 - August 20, 2025
Developed a Flight Alert and Passenger Notification Platform with ASP.NET Core 3.1, React 16+, and AWS cloud services. Delivered secure, modular RESTful APIs and rich user interfaces using React, Redux, Tailwind CSS, and Material UI. Implemented background job processing with Hangfire and integrated AWS SNS for SMS/email alerts, AWS Lambda for serverless data ingestion, and S3 for document storage. Applied JWT-based authentication and role-based authorization. Conducted unit and integration testing with xUnit and Jest. Containerized services using Docker and collaborated on CI/CD workflows with GitHub Actions. Provided mentoring on React architecture and development best practices.
Junior .NET Developer (Internship + Full-Time) at KPIT Technologies
October 31, 2017 - August 20, 2025
Worked on retail projects through full Agile SDLC. Developed C# web applications leveraging OOP concepts and ASP.NET framework. Built SOAP APIs with XML and configured NGINX for reliable routing and load balancing. Created dynamic web interfaces with Typescript, HTML, CSS, and Bootstrap. Administered MS SQL Server databases for performance and integrity, and conducted unit testing using MS Test. Managed source code with SVN and participated in cloud upskilling programs focusing on GCP fundamentals. Developed a retail dashboard using GCP Firebase Hosting and Firestore.
Senior Full Stack .NET Developer at Johnson & Johnson
February 1, 2023 - Present
Designed and implemented microservices architecture using .NET 8 and ASP.NET Core Web API to support clinical trial workflows; developed rich, responsive UIs with Angular 19/20; secured APIs with OAuth2 via Azure AD; exposed services through Azure API Management and integrated with Azure Blob Storage for documents; implemented Kafka for high-throughput event streaming; established CI/CD pipelines with Azure DevOps; designed data access with EF Core and performed database optimization; created SSRS reports and SSIS packages for compliance and data integration; ensured HIPAA compliance with encryption and audit controls; implemented testing with xUnit and front-end tests with Karma/Jasmine; adhered to clean architecture, DI, and repository patterns.
Senior Full Stack .NET Developer at Citizens Bank
December 1, 2022 - October 10, 2025
Built Digital Loan Origination & Processing Platform using onion architecture; RESTful services with ASP.NET Core Web API; Angular front-end; EF Core; MongoDB; RabbitMQ; Azure API Management; OAuth2/JWT; Swagger; YAML for config; Azure Key Vault; Azure Bicep; GitHub Copilot integration; explored GraphQL for dynamic loan summaries; implemented secure token-based authentication and secure data exchange; created comprehensive API documentation and automated tests; deployed cloud-native solutions with Azure DevOps CI/CD and provider integrations.
Sr Application Developer at State of Maine
July 1, 2020 - October 10, 2025
Infrastructure Inspection and Permit Management System; implemented ASP.NET MVC architecture; secure RESTful Web Services using ASP.NET Core Web API; integrated with Angular front-end modules; deployed APIs through AWS API Gateway; EF Core data access; utilized S3, Lambda, SQS for serverless and storage needs; developed ETL pipelines with SSIS and reporting with SSRS; collaborated on cloud adoption and testing using NUnit; version control with TFS and Git.
FullStack .NET Developer at Spirit Airlines
June 1, 2019 - October 10, 2025
Flight Alert and Passenger Notification Platform; built secure RESTful APIs with ASP.NET Core 3.1; front-end modules in React and Angular; implemented Redux and RxJS for state management and reactive programming; integrated AWS SNS for real-time alerts, Lambda for data ingestion, and S3 for document storage; implemented WebSocket-based real-time updates with SignalR; Hangfire for background jobs; containerized services with Docker and deployed via CI/CD; implemented JWT authentication and RBAC; collaborated on a parallel GCP initiative for latency comparisons.
Junior Software Engineer at KPIT Technologies
October 1, 2017 - October 10, 2025
Contributed to retail-focused projects across SDLC in Agile environments; developed C# web applications using ASP.NET MVC; built SOAP/RESTful integrations and leveraged AWS S3, SSIS, and SSRS for data flows and reporting; worked with Oracle 11g and SQL Server 2016; used TFS/SVN for version control and Azure DevOps for CI/CD; emphasized SOLID principles and code quality.
Senior Full Stack .NET Developer at Johnson & Johnson
February 1, 2023 - Present
Led the design and implementation of a Clinical Trial Management System. Built microservices using .NET 8 and ASP.NET Core Web API, with RESTful endpoints, OAuth2 authentication via Azure AD, and centralized API management. Developed rich Angular 19/20 front-ends with real-time updates, integrated Azure Blob Storage for secure document management, and implemented HIPAA-compliant data access with audit controls. Used Kafka for event streaming, SSRS/SSIS for reporting and ETL, and CI/CD pipelines via Azure DevOps. Emphasized security, scalability, and maintainability across the trial workflows.
Senior Full Stack .NET Developer at Citizens Bank
December 1, 2022 - October 20, 2025
Digital Loan Origination & Processing Platform. Implemented Onion Architecture with modular ASP.NET Core Web API services for loan applications, underwriting, and document workflows. Explored GraphQL for dynamic loan summaries and leveraged EF Core for data access, migrations, and LINQ queries. Exposed APIs via Azure API Management, secured endpoints with OAuth2/JWT, and built modern front-ends with Angular. Integrated NoSQL (MongoDB) for unstructured data, RabbitMQ for asynchronous messaging, and cloud-based DevOps using Azure DevOps. Created SLAs for reliable, scalable loan processing and compliance reporting.
Sr Application Developer at State of Maine
July 1, 2020 - October 20, 2025
Infrastructure Inspection and Permit Management System. Implemented ASP.NET Core Web API and MVC modules, RESTful services, and SQL Server data stores. Collaborated on AWS-based deployment with API Gateway, S3, Lambda, and SQS for file handling and background processing. Built responsive Angular front-ends, integrated SOAP legacy services via BizTalk, and used SSIS/SSRS for reporting and ETL workflows. Emphasized SOLID principles, test-driven development with NUnit/Jest, and cloud adoption strategies.
FullStack .NET Developer at Spirit Airlines
June 1, 2019 - October 20, 2025
Flight Alert and Passenger Notification Platform. Delivered RESTful APIs with ASP.NET Core 3.1/C#, implemented WebSocket/SignalR for real-time updates, and integrated AWS SNS for real-time notifications. Built front-ends with React and Angular, implemented Redux/RxJS for state management, and used AWS Lambda/S3 for data ingestion and storage. Deployed services on AWS EC2 with scalable architectures, implemented JWT security, and contributed to GA4/analytics and continuous delivery with Dockerized deployments.
Junior Software Engineer at KPIT Technologies
October 1, 2017 - October 20, 2025
Worked on retail-focused projects, developing robust C#/.NET applications, SOAP/XML services, and web UIs. Implemented data integration using SSIS, wrote unit tests with NUnit/Jest, and supported cloud experiments on AWS. Gained experience with MVC5, VB.NET, SQL Server, and modern frontend technologies (Typescript, HTML/CSS/JS). Participated in Agile/Scrum practices and relation to enterprise retail systems.

Education

Bachelors in computer science at Dr MGR University, Chennai, India
January 11, 2030 - August 20, 2025
Bachelor's in Computer Science at Dr MGR University
January 11, 2030 - October 10, 2025
Bachelors in computer science at Dr MGR University
January 11, 2030 - October 20, 2025

Qualifications

Add your qualifications or awards here.

Industry Experience

Healthcare, Transportation & Logistics, Financial Services, Retail, Software & Internet, Government, Life Sciences