.Net Developer Core

VARSHINI MANDAVA

.NET DEVELOPER

*****************@*****.*** +1-940-***-**** Linkedin

PROFESSIONAL SUMMARY

• Over 5+ years of IT industry experience in web application development and developing enterprise-level applications using .NET Core, C#, Python, Java, C++, Go, Ruby, MVC, and Blazor, with strong expertise in ASP.NET Core, MVC 5, Razor Pages, Identity Server (OIDC & SAML authentication), and n-tier architecture design patterns for enterprise applications.

• Extensive experience writing optimized SQL and T-SQL stored procedures, triggers, and functions to improve database performance and maintainability

• Expertise in developing real-time web applications using SignalR for bi-directional communication, integrated seamlessly into .NET backends to improve user experience and system responsiveness.

• Strong knowledge of Angular and React (Hooks) for front-end development, including expertise in building Single Page Applications (SPAs) with microfrontend architecture and Redux for state management.

• Proficient in implementing Reactive Programming principles across frontend and backend components to ensure smooth, asynchronous operations and high performance in distributed applications.

• Proficient in server-side scripting with PHP and Perl, with additional hands-on experience in Tableau for building interactive business dashboards and reports.

• Experienced in working with GraphQL APIs to create efficient queries, reduce over-fetching, and enhance frontend data access in complex applications.

• Developed and managed authentication flows using OAuth 2.0 and JWT tokens, ensuring secure and stateless user sessions for scalable distributed systems.

• Strong experience in using Azure Kubernetes Service (AKS) for container orchestration, managing microservices, and deploying applications in a high-availability cloud environment.

• Worked extensively with Azure Active Directory for securing applications, managing user identity, and implementing role-based access control in enterprise-grade solutions.

• Experience in integrating Azure Blob Storage for efficient handling of unstructured data, including large media files and backup archives in enterprise applications.

• Experience in implementing secure authentication using OAuth2 standards and OpenID Connect (OIDC) for cross-platform user identity federation.

• Applied Azure Key Vault to securely store and manage application secrets, connection strings, and certificates in production environments.

• Applied industry-standard security frameworks, including NIST guidelines, to ensure compliance and robust application security.

• Experienced in developing and maintaining data warehouse and data lake solutions to support large-scale analytics, enabling seamless integration between structured and unstructured data sources.

• Hands-on experience with PL/SQL for advanced query optimization and stored procedure development.

• Strong understanding of Business Intelligence (BI) processes and reporting using tools like Tableau and Power BI for data-driven decision-making.

• Adept at providing production support, debugging live application issues, and ensuring high availability and minimal downtime for mission-critical systems.

• Skilled in gathering and analyzing user requirements to translate business needs into technical specifications.

• Proficient in building secure backend services with ADO.NET and Entity Framework, with advanced optimization of SQL queries, stored procedures, and connection pooling.

• Experience working with MongoDB, Cassandra, and Cosmos DB to manage NoSQL datasets with high throughput and low-latency requirements for real-time applications.

• Familiar with JDBC, JDBC Template, and ORM frameworks for interacting with both SQL and NoSQL databases, ensuring seamless integration and maintainability.

• Built message-driven systems using Apache Kafka, RabbitMQ, ActiveMQ, Azure Service Bus, and AWS SQS for reliable asynchronous communication and event-driven architecture.

• Integrated Docker for containerizing applications, enabling consistency across environments and facilitating CI/CD pipelines using Jenkins and Ansible.

• Developed CI/CD pipelines in Jenkins with automated build, test, and deployment processes to improve delivery speed and reduce integration issues in production.

• Experience with SonarQube, Snyk.io, and JaCoCo to ensure code quality, maintain 80%+ coverage standards, and maintain secure, clean, and testable codebases.

• Performed front-end unit testing using Jasmine and Karma, ensuring consistent performance of UI components and reducing regression errors through automated test coverage.

• Conducted backend testing using JUnit, Cucumber, and Postman, with API validations and functional testing using Swagger and SoapUI for REST/SOAP services.

• Skilled in Splunk, ELK Stack, Prometheus, Grafana, and Datadog for real-time application monitoring, log analysis, and setting up performance dashboards.

• Collaborated using various version control systems such as Git, GitHub, Bitbucket, and SVN, enabling structured branching strategies and team collaboration.

• Comfortable working in Agile and Waterfall development environments, participating in sprint planning, daily stand-ups, retrospectives, and delivering incremental features on time.

• Implemented webclient components with built-in support for OAuth, JWT, and secured REST communication in a multi-tenant architecture.

• Developed interactive UI components using HTML, JavaScript, and jQuery, with custom data-binding and DOM manipulations to enhance user interaction across web platforms.

• Adept in configuring and deploying Microservices in distributed environments with secure service discovery, fault-tolerance, and failover mechanisms.

• Skilled in web application development, object-oriented design (OOD), and REST endpoints, with proven experience in Agile Scrum environments delivering sprint commitments on time. TECHNICAL SKILLS

• Languages: C#,VB.NET (Visual Basic), Python, C++, Go, Java, Ruby, JavaScript, TypeScript, HTML, SQL, JSON, Node, Vue, ReactJS, JS, Perl, PHP,Node JS, Ada.

• Web Technologies: Angular, React (Hooks), Blazor, Microfrontend, Redux, GraphQL, JQuery, HTML5(Semantic HTML), CSS3, JavaScript, AJAX, User Interface (UI), Single Page Application (SPA), Web Components Typography, Bootstrap, SASS, Gulp

• Databases: SQL Server(T-SQL), MySQL, PostgreSQL (Postgres), Oracle (PL/SQL), MongoDB, Cassandra DB, Cosmos DB, DynamoDB, Redis (In-Memory Data Store), Data Warehouse, Data Lake, SSRS, SSIS (SQL Server Reporting & Integration Services).

• .NET Technologies: .NET Core, ASP.NET MVC, ADO.NET, ADO.NET Entity Data Model (EDM), Blazor, SignalR, Razor Pages, MVC 5, Umbraco (ASP.NET Core CMS), Entity Framework, RESTful Microservices, WPF, MAUI, WCF (Windows Communication Foundation), VB.NET, .NET Framework, LINQ.

• ORM Frameworks: Entity Framework, JDBC, JDBC Template.

• Web Servers: IIS, Kestrel.

• Frameworks & Tools: Flask, Gunicorn, Uvicorn, Apache Airflow(ETL workflows), OpenTelemetry, Maven, Spring, Gradle, NPM, WPF, MAUI, .NET Framework, LINQ.

• Testing Frameworks: JUnit, Selenium, Cucumber, Postman, Swagger, SoapUI, Jasmine, Karma, Jest, TDD (Test- Driven Development)

• Web Services: REST APIs, RESTful APIs, SOAP, SOAP-based WCF and OData services, REST API integration, GraphQL, Web API, OData endpoints, OAuth, JWT Tokens.

• Version Control Tools: Git, GitHub, GitLab, Bitbucket, SVN (Subversion).

• Methodologies: Agile (Scrum, Sprint Planning, Sprint Reviews, Backlog Refinement, Scrum Ceremonies), Waterfall, jira (Agile Project Management)

• Cloud Technologies: Microsoft Azure (AKS, Blob Storage, Key Vault, Active Directory, Cloud-native PaaS and SaaS apps), AWS SQS, Azure Service Bus, Google Cloud (GCP).

• Productivity Tools: Excel, Outlook, Tableau, Power BI (Business Intelligence dashboards, Data Visualization, Chart building).

• Operating Systems and IDEs : Windows, Linux, Visual Studio 2022, Visual Studio Code, Rider PROFESSIONAL EXPERIENCE

Banner Health-Aug 2024 to Present

Full Stack Developer Phoenix, AZ, USA

• Designed healthcare appointment and patient portal modules using .NET Core, C#, Blazor, improving patient-provider interactions and reducing admin overhead. Applied principles of software development life cycle (SDLC) and Agile methodologies to deliver secure, scalable healthcare solutions.

• Built interactive dashboards with Angular and React (Hooks) in SPA and microfrontend architecture, enabling real-time updates and efficient navigation.

• Integrated GraphQL APIs for optimized healthcare data queries and SignalR for real-time notifications on appointments and lab results.

• Deployed scalable microservices on Azure Kubernetes Service (AKS) with auto-scaling policies to maintain uptime during peak telemedicine hours.

• Secured sensitive records in Azure Blob Storage and managed secrets with Azure Key Vault, applying NIST security frameworks for HIPAA compliance.

• Implemented enterprise-wide SSO using Azure Active Directory, enabling secure clinician access across multiple applications.

• Built secure frontends with OAuth 2.0 and JWT tokens, ensuring compliance with patient data protection standards.

• Enabled asynchronous lab result processing via Apache Kafka, RabbitMQ, ActiveMQ and developed data ingestion pipelines with Azure Service Bus and AWS SQS.

• Developed optimized stored procedures in PostgreSQL, SQL Server, Oracle, improving retrieval speed in EHR and diagnostic modules.

• Leveraged Cosmos DB and DynamoDB to store telemetry and wearable device data, supporting real-time analysis and monitoring.

• Built CI/CD workflows in Jenkins with Docker and Ansible, achieving zero-downtime deployments with rollback support.

• Created analytical reports using Power BI and Tableau to visualize healthcare KPIs and operational metrics.

• Conducted comprehensive testing using JUnit, Postman, Swagger, Selenium, Jasmine, Karma, ensuring reliability across APIs, UI, and patient-facing applications.

• Improved observability with Splunk, ELK Stack, Prometheus, Grafana, monitoring API latency and proactively resolving bottlenecks.

• Maintained source control in Git (Bitbucket, GitHub) with secure pull request workflows; enforced 80% code quality benchmarks with SonarQube and Snyk.io in Agile development cycles.

• Collaborated with cross-functional teams, demonstrating strong communication skills to align technical solutions with healthcare compliance requirements.

• Collaborated closely with Business Analysts to translate internal customer requirements into functional and technical design documents for enterprise healthcare solutions.

• Engaged in interpersonal communication across multidisciplinary teams to enhance collaboration, resolve issues quickly, and ensure project goals were clearly understood and met. TD Bank - Nov 2021 to Jul 2023

Full Stack Developer Cherry Hill Township, NJ, USA

• Developed and deployed scalable microservices with .NET Core, C#, and ADO.NET for customer account management and credit approvals, improving backend modularization and overall service delivery through optimized SQL Server, Oracle, and PostgreSQL queries.

• Built Angular and React (Hooks) dashboards using Microfrontend architecture, custom directives, and Reactive Forms for seamless data interaction and real-time fraud detection in single-page banking apps.

• Secured banking APIs with OAuth 2.0 and JWT tokens, integrated RESTful webclient components, and enabled SSO authentication using Azure Active Directory for compliant, secure access.

• Orchestrated event-driven systems via Apache Kafka, ActiveMQ, and RabbitMQ to handle asynchronous credit scoring, fraud detection, and account provisioning workflows.

• Managed Azure Kubernetes Service (AKS) deployments, integrated Azure Blob Storage for secure KYC document handling, and stored secrets in Azure Key Vault for enterprise-grade compliance.

• Utilized MongoDB and Cosmos DB for unstructured transaction and feedback data, ensuring fast retrieval and flexible analytics across financial applications.

• Automated CI/CD pipelines with Jenkins, Ansible, and Docker for environment-independent builds, driving process improvement and deployment efficiency.

• Enhanced financial modules for loan processing, tax preparation, and payment systems, partnering with Business Analysts to translate complex requirements into robust technical solutions.

• Conducted comprehensive testing using JUnit, Cucumber, Selenium, Jasmine, and Karma; validated APIs via Postman and Swagger; maintained 80–90% code quality with SonarQube, Snyk.io, and JaCoCo.

• Practiced Agile methodology, participating in sprint ceremonies, backlog grooming, and cross-team collaboration to ensure quality, scalability, and maintainability across all banking applications. Republic Airways - Mar 2019 to Nov 2021

Full Stack Developer Indianapolis, IN, USA

• Developed and maintained flight scheduling and maintenance applications using .NET Core, ASP.NET MVC, C#, streamlining operational efficiency across aviation departments.

• Designed reusable UI components with Angular and Reactive Forms, enabling real-time validation, dynamic data binding, and enhanced user experience in maintenance dashboards.

• Implemented secure authentication with OAuth 2.0 and JWT tokens, ensuring compliance with aviation industry security standards.

• Built backend services to process aircraft telemetry, diagnostics, and scheduling using Apache Kafka and RabbitMQ for reliable real-time data handling.

• Created and optimized SQL Server stored procedures and queries, improving crew management and asset tracking module performance.

• Integrated Azure Key Vault for secure credential storage and centralized access policies across development and production.

• Developed containerized services with Docker and deployed via Azure DevOps CI/CD pipelines, ensuring rapid, consistent deployments.

• Designed and consumed RESTful APIs, integrated third-party APIs with flight monitoring systems, and used SignalR for real-time flight status notifications.

• Participated in cross-functional Agile teams to deliver incremental software releases while improving process efficiency and system stability.

• Conducted testing with JUnit, Postman, Swagger, ensuring reliability; implemented Agile practices through daily stand-ups, sprint reviews, and planning.

• Maintained source code with GitHub branching strategies, enabling effective collaboration and version control for large-scale deployments.

• Implemented Azure Service Bus for asynchronous communication across microservices, ensuring decoupling and service continuity.

• Enhanced flight dashboards with HTML5, CSS3, JavaScript, ensuring responsive, accessible, and user-friendly interfaces.

• Improved monitoring and logging with ELK Stack and Datadog; supported deployment/configuration management using Ansible and Jenkins.

• Enforced best practices with SonarQube, maintaining 80%+ code coverage; deployed microservices on Azure Kubernetes Service (AKS) for scalability and high availability.

• Leveraged Cassandra DB for storing historical telemetry data and worked with Go and C++ modules for real- time data processing with .NET Core.

• Performed performance tuning with SQL Profiler and optimized backend/frontend modules for responsiveness and reliability.

EDUCATION

Master’s in Computer and Information Sciences - University of North Texas

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