# Manasa Chowdary Yalamanchili > Looking for New Opportunities as a .NET Full Stack Developer || C# | .NET Core | ASP.NET | MVC | Web API | Microservices | UI/UX | SQL Server | Angular | Entity Framework | Azure | AWS | Docker | CI/CD pipelines | Location: United States, United States Profile: https://flows.cv/manasachowdaryyalamanchili I am a Senior .NET Full-Stack Developer with over 11 years of experience delivering secure, scalable, and enterprise-grade applications across banking, healthcare, government, and retail sectors. I specialize in modernizing legacy systems, building cloud-native platforms, and automating DevOps pipelines to improve agility, reliability, and compliance. Skilled in C#, .NET Core, ASP.NET, Angular, React, Vue.js, Node.js, SQL Server, PostgreSQL, Oracle, Azure, AWS, Docker, and Kubernetes, I combine strong technical expertise with the ability to translate business needs into technology solutions. Citizens Bank – Developed banking platforms with .NET Core, ASP.NET, Angular, and Node.js, securing transactions with custom role providers, JWT authentication, and API Gateway. Automated pipelines using Azure DevOps/Jenkins, optimized SSIS and Data Factory, and built dashboards with Splunk to ensure performance and compliance. Optum – Delivered healthcare applications integrating FHIR/HL7 APIs, .NET Core, React/TypeScript, RabbitMQ/ActiveMQ, and Salesforce. Built serverless solutions on AWS (Lambda, API Gateway, DynamoDB, CloudFormation), automated testing with Python, and strengthened observability using SonarQube and Splunk to ensure HIPAA compliance and reliability. State of New York – Built intranet tools with MVC, WCF, Angular, and C#, optimized claims processing in FACETS, and cut adjudication time by 20%. Deployed .NET Core microservices on AWS EC2/Elastic Beanstalk, containerized with Docker/EKS, and improved monitoring through SonarQube and IIS advanced logging. Unilever – Modernized enterprise apps using ASP.NET MVC, Web API, ReactJS, and Azure. Integrated SAP, developed Power BI dashboards with RLS, optimized PL/SQL performance, and implemented AWS Lambda serverless workflows for scalable, secure reporting. PayPal – Designed employee and employer portals with ASP.NET, C#, and SQL Server. Built registration, profile, and account modules, integrated web services, and deployed infrastructure with GCP Cloud Load Balancers for high availability. I bring expertise in full-stack development, cloud migration, DevOps automation, and secure system integration. Proficient across Azure, AWS, and GCP, I deliver solutions that are resilient, compliant, and driven by business needs. My focus is on building platforms that scale, improve user experience, and enable digital transformation. ## Work Experience ### Sr. .NET Full Stack Developer @ Citizens Jan 2023 – Present | New York City Metropolitan Area Designed and developed banking applications using C#, .NET Core, ASP.NET, Angular, and Node.js, ensuring secure and scalable financial solutions. Implemented custom authentication and role-based authorization with JWT and ASP.NET Core Role Provider, securing sensitive banking modules. Built and maintained microservices and RESTful APIs, orchestrated with Docker and Kubernetes, and deployed on Azure hybrid cloud. Enhanced monitoring and performance by integrating Splunk dashboards, alerts, and log analysis within CI/CD pipelines. Developed responsive front-end interfaces using Angular Material, Bootstrap, Vue.js, ensuring WCAG/ADA accessibility compliance. Automated workflows using Azure Functions, Logic Apps, Power Automate, and MuleSoft, enabling seamless integration between Salesforce, .NET, and external systems. Architected and optimized Azure Cosmos DB, SQL Server, and PostgreSQL databases; improved data pipelines using Azure Data Factory. Built real-time transaction processing with RabbitMQ and Windows Services, improving reliability and efficiency in financial operations. Delivered interactive Power BI dashboards with optimized DAX models, empowering business teams with actionable insights. Provided architectural guidance on Azure cloud adoption, infrastructure as code (Terraform, Ansible), and security best practices, leading technical discussions across teams. ### .Net Full Stack Developer @ Optum Jan 2021 – Jan 2023 | Milwaukee, Wisconsin, United States Led Agile development teams, delivering .NET Core full-stack applications with TypeScript, and Vue.js for healthcare systems. Designed and consumed RESTful APIs and SOAP/WCF services, integrating with EHR, FACETS, and insurance platforms to streamline healthcare workflows. Implemented FHIR-compliant APIs in .NET Core 6 for patient and clinical data exchange in EPIC environments, ensuring regulatory compliance. Built serverless architectures with AWS Lambda, API Gateway, DynamoDB, and CloudFormation for scalable, event-driven solutions. Developed real-time event processing using RabbitMQ, ActiveMQ, and MuleSoft, enabling seamless interoperability between Salesforce, Oracle EBS, and external systems. Integrated JWT/OAuth authentication and HIPAA-compliant security measures across applications, safeguarding sensitive healthcare data. Enhanced monitoring and reliability by implementing Splunk dashboards, Serilog structured logging, and SonarQube code analysis within CI/CD pipelines. Optimized database operations across SQL Server, Oracle, MySQL, and PostgreSQL, including ETL processes, performance tuning, and GraphQL APIs with Hasura. Collaborated with UX teams to deliver responsive UI/UX using HTML5, SCSS, Bootstrap, and cross-browser testing. Automated deployments and infrastructure provisioning with Azure DevOps, AWS DevOps, Docker, and Kubernetes, accelerating release cycles and improving system resilience. ### .NET Developer @ The State of New York Jan 2019 – Jan 2021 | Albany, New York Metropolitan Area Designed and developed web-based intranet tools using MVC, WCF, C#, and .NET Core for statewide operations. Built and optimized RESTful APIs with ASP.NET Core Web API, hosted on AWS API Gateway, Lambda, and EC2, supporting scalable microservices. Developed dynamic and responsive frontends using Angular (2/4/11), Vue.js, Bootstrap, and JavaScript, ensuring cross-browser compatibility. Created and optimized SQL Server and Oracle 12c databases, including procedures, views, and triggers, improving performance and data integrity. Improved claims adjudication workflows by configuring custom rules in FACETS, cutting processing time by 20% and enhancing accuracy. Containerized .NET applications with Docker and deployed to Amazon ECS/EKS; automated infrastructure using Terraform and CloudFormation. Integrated SonarQube with CI/CD pipelines for automated code quality checks and incorporated Python scripts for test automation. Implemented secure authentication with ADFS, SAML, OAuth, and SSO, ensuring compliance with enterprise security standards. Monitored and tuned applications with IIS 8.5 advanced logging, proactively identifying performance issues. Collaborated across teams to deliver ERP and claims management solutions, leveraging AWS services (EC2, S3, RDS, DynamoDB) for reliability and scalability. ### .NET Developer @ Unilever Jan 2017 – Jan 2018 | Hoboken, New Jersey, United States Designed and developed applications using ASP.NET MVC, Web API, ReactJS, and Azure Cloud, delivering scalable and secure solutions. Built and optimized SQL Server jobs, queries, and stored procedures, improving backend process efficiency and data performance. Developed unit and integration test cases with Visual Studio, ensuring reliability and reducing production defects. Integrated Power BI with Azure SQL, SQL Server, and Excel for enterprise-wide reporting, applying RLS and report-level filters for data security. Streamlined CI/CD pipelines by creating and managing VSO Build & Release definitions for faster deployments. Implemented serverless architecture with AWS Lambda, API Gateway, and S3, automating event-driven workflows. Oversaw Azure deployments including Cosmos DB for CRUD operations, and integrated systems with SAP for seamless data exchange. Designed and deployed React + Redux front-end applications consuming payloads from ASP.NET Web API Core 2.0. Enhanced reporting by integrating Power BI, PowerApps, and Python-based utilities into .NET applications. Designed robust data pipelines for the FACETS system, ensuring real-time updates, accurate enrollment, and improved provider network reporting. ### Software Developer @ PayPal Jan 2013 – Jan 2016 | Bengaluru, Karnataka, India Built scalable backend reporting services using ASP.NET MVC, Web API, and Entity Framework. Developed REST APIs integrating with global financial data sources and reporting workflows. Designed data processing modules supporting analytics and automated reporting pipelines. Optimized SQL Server stored procedures and queries to improve reporting performance. Supported Azure-based deployments integrating backend services with Azure SQL. Implemented CI/CD pipelines using Azure DevOps and developed reusable backend components. Collaborated with finance teams to translate reporting requirements into backend solutions. ## Education ### Bachelor of Technology - BTech in Computer Science Velagapudi Ramakrishna Siddhartha Engineering College ## Contact & Social - LinkedIn: https://linkedin.com/in/manasa-chowdary-yalamanchili-037202182 --- Source: https://flows.cv/manasachowdaryyalamanchili JSON Resume: https://flows.cv/manasachowdaryyalamanchili/resume.json Last updated: 2026-04-05