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Sai Hemanth Paturi - Sr .Net Fullstack Developer

[email protected]

Location: Charlotte, North Carolina, USA

Relocation: Yes

Visa: Green Card Holder

Resume file: Sai_Hemanth .Net_Developer_1772205864726.docx Please check the file(s) for viruses. Files are checked manually and then made available for download.

Sai Hemanth Paturi Sr .Net Full Stack Developer +1 (704) 997-9426 | [email protected] |Linkedin Professional Summary Senior .NET Full Stack Developer with over 11+ years of experience delivering complex, secure, and scalable solutions across banking (Treasury/LOB), healthcare, and insurance domains. Architectural Expertise: Proven track record in designing and implementing N-Tier, Microservices, and MVVM architectures, recognized as a content expert in developing mission-critical applications. Desktop & Web Development: Extensive experience in building high-performance interfaces using WPF with MVVM for desktop tools and Angular (10-16) for modern web dashboards. DevOps & Automation: Deeply familiar with CI/CD pipelines using Jenkins and Azure DevOps, automating builds, unit testing, and deployments to Linux-based container environments (Docker/AKS). Data & Analytics: Strong background in SQL Server, Oracle PL/SQL, and Python for data processing, with experience integrating BI tools like Tableau, MicroStrategy, and Power BI for financial reporting. Banking Operations: Solid understanding of core banking functions, including Resolution Recovery Planning (RRP), KYC/AML compliance, and credit risk workflows within internal LOB Technology units. Created complex PL/SQL stored procedures triggers and packages in Oracle optimizing database performance and ensuring strict data integrity for critical modules Used Team Foundation Server TFS for version control and collaborative development to streamline software deployments and manage project lifecycle effectively Developed and maintained GraphQL Hot Chocolate endpoints for flexible dashboard queries improving efficiency in frontend data fetching for nested permission based records Secured applications using Azure AD Azure B2C and API Management Gateway applying RBAC throttling and encrypted secrets via Azure Key Vault Automated deployments via Azure DevOps CI/CD pipelines integrating SonarQube unit testing and delivery to AKS Azure Web Apps and IIS Built unit and integration tests using xUnit NUnit and Moq to validate .NET backend logic and ensure regression free software deliveries Developed UI and E2E test suites using Jasmine Karma and Cypress ensuring state consistency and accessibility across dynamic forms and dashboards Deployed and monitored cloud native systems using Azure and AWS services ensuring high uptime and resilience in complex production environments Proficient in Docker and Kubernetes containerizing microservices and UI apps with proper probes and Helm chart based orchestration Designed scalable and normalized database schemas stored procedures and triggers for critical modules in banking healthcare and insurance domains Maintained source control and collaborative workflows using Git GitHub Azure Repos and TFS with PR validation and policy enforcement Integrated legacy systems using SOAP and XML protocols and refactored them into modern RESTful or GraphQL services while maintaining compatibility Adept at full stack development using Visual Studio 2022 and VS Code leveraging integrated debugging and profiling to streamline diagnostics Technical Skills: Category Skills & Tools Languages C# (5.0-11.0), Python, SQL (T-SQL, PL/SQL), TypeScript, JavaScript. Frameworks .NET 7/6, .NET Core, ASP.NET Core Web API, WPF (MVVM), WinForms, WCF. Frontend Angular 12-16, React, Blazor, HTML5, CSS3, Bootstrap 5. Data & BI: SQL Server, PostgreSQL, Oracle, Tableau, MicroStrategy, Power BI, Entity Framework Core. DevOps/Tools Jenkins, CI/CD, Azure DevOps, Git, JIRA, Docker, Kubernetes (AKS). Environment Linux (Ubuntu/CentOS), Windows Server, Azure, AWS. Frameworks .NET 7/6, .NET Core, ASP.NET Core Web API, WPF (MVVM), WinForms, WCF. Professional Experience: Client: Citi Bank, NYC, NY. Aug 2023 - till date Role: .Net Full Stack Developer Responsibilities: Developed scalable Workers' Compensation modules using C# 11 and .NET 7, ensuring clear separation of concerns across domain and data access layers. Built secure Blazor Server forms using Telerik UI components and Razor templates to streamline claim onboarding and internal insurance workflows. Engineered RESTful APIs with policy-based authorization to manage sensitive claimant data, integrating centralized exception handling, versioning, and pagination. Partnered with business owners to translate complex credit scoring and insurance eligibility logic into functional, high-performance software modules. Optimized complex Oracle PL/SQL packages and stored procedures to handle high-volume transactional updates for financial and insurance reporting modules Implemented GraphQL with Hot Chocolate to optimize data retrieval for nested records in dashboards, significantly improving frontend performance and efficiency. Performed complex coding for data access using Entity Framework Core 7 and Dapper, optimizing performance for critical reporting and transactional modules. Designed and deployed complex database objects, including Cosmos DB stored procedures and custom indexing policies, to manage write-heavy audit logs and histories. Enabled asynchronous, event-driven processing via Apache Kafka to handle decoupled workflows between document validation and credit decisioning services. Integrated WCF/SOAP legacy endpoints and refactored them into modern services while maintaining backward compatibility through rigorous testing with SOAP UI. Conducted comprehensive unit testing and bug resolution using xUnit, Moq, Jasmine, and Karma to validate complex business logic and UI state transitions. Automated the deployment of Docker-containerized services through Azure DevOps CI/CD pipelines, ensuring consistent delivery to staging and production environments. Secured sensitive enterprise data by leveraging Azure Key Vault for secret management and Azure AD B2C for multi-role JWT authentication. Environment: C# 11, .NET 7, ASP.NET Core Web API, Angular 16, Blazor Server, TypeScript 5.0, PostgreSQL, Dapper, Entity Framework Core 7, GraphQL (Hot Chocolate), JSON (System.Text.Json), OAuth2, Azure AD B2C, Azure API Management, Azure App Services, Azure Blob Storage, Azure Key Vault, Azure Cosmos DB, Docker, Azure DevOps, Azure Application Insights, Apache Kafka, xUnit, Moq, Jasmine, Karma, SOAP UI, Git, Visual Studio 2022, Visual Studio Code, JIRA. Client: UHG OPTUM, Minnetonka, MN May 2022 July 2023 Role: .Net Full Stack Developer Responsibilities: Designed N-Tier architecture for pharmacy and insurance systems, separating concerns across an AngularJS UI, Web API services, and SQL Server backend. Developed secure RESTful APIs and WCF services to facilitate real-time claim validation and provider lookups for mission-critical insurance transactions. Created complex PL/SQL triggers and stored procedures in Oracle to enforce strict data integrity and audit requirements for medical insurance modules. Collaborated with technical leads to build modular codebases for enterprise applications using MVC patterns and CSLA frameworks. Enhanced system accessibility by implementing WCAG 2.1 guidelines and Telerik UI accessibility features for visually impaired users. Designed and deployed dynamic form driven user interfaces using AngularJS 1.7 and Bootstrap 3.4 for medication refill workflows Implemented token authenticated API communication and interceptors for error handling to ensure secure data exchange within pharmacy modules Designed complex relational database schemas in SQL Server 2017 utilizing foreign key constraints and indexes for high performance Wrote complex T-SQL stored procedures UDFs and triggers for dosage calculations and eligibility rules while enforcing strict audit requirements Integrated MSMQ with WCF to provide durable fault tolerant queued communication for mission critical prescription transactions Automated IIS 10.0 site configuration and environment specific deployments using PowerShell 5.1 scripts and MSBuild Enhanced system accessibility by implementing WCAG 2.1 guidelines including ARIA roles and keyboard navigation for visually impaired users Performed comprehensive unit testing using NUnit and Jasmine to validate data access logic API controllers and frontend state consistency Managed source control and collaborative workflows utilizing Team Foundation Server and Git to maintain code versioning and integrity Collaborated with Business Analysts on logical design and analysis to ensure technical requirements aligned with Juvenile Justice data needs Utilized Model View Controller MVC patterns to build modular and maintainable codebases for complex enterprise applications Assisted with responding to data requests by performing complex coding in a CSLA and MVC environment under Technical Lead direction Environment ASP.NET Web API 2.2, C# 7.3, AngularJS 1.7, JavaScript (ES5), Bootstrap 3.4, HTML5, CSS3, SQL Server 2017, Entity Framework 6.2, MSMQ, WCF, XML (NCPDP), PowerShell 5.1, IIS 10.0, MSBuild, AWS (EC2, RDS, S3), NUnit 3.11, Jasmine 3.3, Visual Studio 2017, Git, TFS. Client: State of VA, Richmond, Virginia April 2019 May 2022 Role: .Net Application Developer Responsibilities: Executed all phases of the Waterfall SDLC including requirement analysis technical design development and production handoff for pharmacy systems Developed a robust 3 Tier Architecture application separating concerns across an AngularJS UI Web API services and SQL Server backend Built secure RESTful APIs and WCF SOAP services using C# 7.3 to facilitate real time prescription validation and provider lookups Enabled NCPDP XML interoperability with third party pharmacy systems by hosting custom bound WCF modules Performed complex C# coding utilizing Entity Framework 6.2 with LINQ to manage transactional updates and schema versioning Designed and deployed dynamic form driven user interfaces using AngularJS 1.7 and Bootstrap 3.4 for medication refill workflows Implemented token authenticated API communication and interceptors for error handling to ensure secure data exchange within pharmacy modules Designed complex relational database schemas in SQL Server 2017 utilizing foreign key constraints and indexes for high performance Wrote complex T-SQL stored procedures UDFs and triggers for dosage calculations and eligibility rules while enforcing strict audit requirements Integrated MSMQ with WCF to provide durable fault tolerant queued communication for mission critical prescription transactions Automated IIS 10.0 site configuration and environment specific deployments using PowerShell 5.1 scripts and MSBuild Enhanced system accessibility by implementing WCAG 2.1 guidelines including ARIA roles and keyboard navigation for visually impaired users Performed comprehensive unit testing using NUnit and Jasmine to validate data access logic API controllers and frontend state consistency Managed source control and collaborative workflows utilizing Team Foundation Server and Git to maintain code versioning and integrity Collaborated with Business Analysts on logical design and analysis to ensure technical requirements aligned with Juvenile Justice data needs Utilized Model View Controller MVC patterns to build modular and maintainable codebases for complex enterprise applications Assisted with responding to data requests by performing complex coding in a CSLA and MVC environment under Technical Lead direction Environment: ASP.NET Web API 2.2, C# 7.3, AngularJS 1.7, JavaScript (ES5), Bootstrap 3.4, HTML5, CSS3, SQL Server 2017, Entity Framework 6.2, MSMQ, WCF, XML (NCPDP), PowerShell 5.1, IIS 10.0, MSBuild, AWS (EC2, RDS, S3), NUnit 3.11, Jasmine 3.3, Visual Studio 2017, Git, TFS. Client: American Airlines, Fort worth, TX December 2017 Mar 2019 Role: Software Developer. Responsibilities: Followed the Waterfall SDLC model, executing structured phases from requirement analysis, technical design, development, and testing through deployment and production handoff. Designed and developed the system using a 3-Tier Architecture (Presentation Business Logic Data Access), enabling separation of concerns across AngularJS UI, Web API services, and SQL Server backend. Built secure RESTful APIs using ASP.NET Web API 2.2 and C# 7.3, exposing endpoints for real-time prescription validation, provider lookup, and refill eligibility checks. Developed and hosted WCF SOAP services with custom bindings to expose prescription validation and refill eligibility modules, enabling NCPDP XML interoperability with third-party pharmacy systems. Utilized Entity Framework 6.2 with LINQ queries and code-first migrations to interact with SQL Server 2017, supporting transactional updates and schema versioning. Developed dynamic, form-driven user interfaces using AngularJS 1.7 and JavaScript (ES5) for modules like dosage entry, patient search, and medication refill workflows. Styled responsive UIs using Bootstrap 3.4, CSS3, and media queries to support pharmacy desktops and tablets, ensuring consistent user experience. Used AngularJS $http service for token-authenticated API communication, applying interceptors for error handling and retry logic in prescription submission flows. Implemented form validations in AngularJS controllers and directives, enforcing required fields, pattern matching, and condition-based input controls. Modeled the backend with SQL Server 2017, designing relational schemas, foreign key constraints, and indexes for performance and data integrity. Wrote T-SQL stored procedures for logic related to dosage calculations, refill eligibility, and patient-provider linkage, and used UDFs and triggers to enforce audit requirements. Integrated MSMQ with WCF services for durable, queued communication of prescription transactions, ensuring fault-tolerant message delivery in pharmacy workflows. Automated deployment and configuration using PowerShell 5.1 scripts, setting up IIS 10.0 sites, MSMQ queues, and environment-specific variables across QA and production environments. Enhanced accessibility by following WCAG 2.1 guidelines, adding ARIA roles, keyboard navigation, and high-contrast support for visually impaired users. Wrote backend unit tests using NUnit 3.11 to validate data access, prescription logic, and API controller behavior for common and edge-case scenarios. Implemented frontend unit tests using Jasmine 3.3, validating AngularJS controllers, form state, and service interactions to maintain UI reliability. Hosted the application on-premise using IIS 10.0 servers and SQL Server 2017, with deployments managed via PowerShell and MSBuild in controlled pharmacy environments. Environment: ASP.NET Web API 2.2, C# 7.3, AngularJS 1.7, JavaScript (ES5), Bootstrap 3.4, HTML5, CSS3, SQL Server 2017, Entity Framework 6.2, MSMQ, WCF, XML (NCPDP), PowerShell 5.1, IIS 10.0, MSBuild, AWS EC2, Amazon RDS (SQL Server), Amazon S3, AWS SDK for .NET, NUnit 3.11, Jasmine 3.3, Visual Studio 2017, Visual Studio Code, Git, TFS. Client: IBM, Hyderabad, India. June 2014 May 2017 Role: Software Developer. Responsibilities: Delivered incremental features for workers' compensation eligibility verification and policy matching modules within an active Agile sprint environment. Developed backend RESTful APIs using C# and ASP.NET to handle insurance policy lookups, eligibility validations, and claim status services. Modeled normalized relational schemas in Oracle and SQL Server to optimize response times for insurance verification and ensure data integrity. Built responsive UI components for policy verification workflows using JavaScript, HTML5, and CSS3 to enhance the user experience. Built UI components using Bootstrap 3.3, HTML5, CSS3, and JavaScript (ES5) to create responsive and accessible interfaces for policy verification and claims workflows. Used ReactJS selectively for modular components like dynamic eligibility forms and real-time result rendering, integrated with React Router for in-app navigation. Performed asynchronous API consumption using AJAX, improving responsiveness during policy validation and document checks without full page reloads. Modeled relational schema in SQL Server 2012, creating normalized tables, indexes, and stored procedures to optimize verification response time and ensure data integrity. Hosted the application on AWS Cloud, using Amazon EC2 for IIS-based application hosting & Amazon RDS. Stored scanned ID proofs and documents securely in Amazon S3, applying bucket policies & object-level access controls. Integrated the AWS SDK for .NET within the backend to perform secure file uploads/downloads from S3 and health checks on RDS instances. Wrote backend unit tests using MSTest, covering service logic, controller actions, and data access layers to ensure high-quality and regression-free deliveries. Used Git for version control, managing branching, merges, and code reviews in a shared team environment. Developed and debugged full-stack features using Visual Studio 2015 and Visual Studio Code, leveraging browser dev tools and SQL Server Profiler for efficient diagnostics. Environment: ASP.NET Web API 2, C# 5.0, JavaScript (ES5), ReactJS (modular), Bootstrap 3.3, HTML5, CSS3, SQL Server 2012, Entity Framework 6.1, AJAX, AWS EC2, Amazon RDS (SQL Server), Amazon S3, AWS SDK for .NET, MSTest, Git, IIS, Visual Studio 2015, Visual Studio Code. Education: Bachelor of Technology in Computer science and Engineering. June 2010 May 2014 GITAM University, Hyderabad, India. Keywords: csharp continuous integration continuous deployment quality analyst user interface business intelligence sthree database active directory procedural language Idaho Minnesota New York Texas Virginia