Architected a multi-tenant, highly scalable SaaS health care portal using ASP.NET Core 8, Azure microservices, and Angular 18; designed fault-tolerant microservices with Azure Service Bus, Entity Framework, and Polly; built a responsive UI with Angular 18, TypeScript, and NgRx; implemented secure RESTful APIs for patient scheduling, EHR access, and insurer verification; optimized database performance with indexing strategies and stored procedures in MSSQL Server; ensured HIPAA compliance with OAuth 2.0, TLS, JWT, and IP whitelisting; established automated CI/CD pipelines, testing, and deployment to Azure Kubernetes Service; integrated real-time messaging with SignalR and AI-driven appointment reminders.

Senior Software Engineer at CitiGroup

February 1, 2019 - August 31, 2022

Modernized legacy ASP.NET Web Forms to React, ASP.NET Core, and AWS Lambda; developed dynamic web applications using React, TypeScript, Redux Toolkit, and React Query; migrated critical SOAP services to RESTful APIs; built payment processing, accounts, and KYC verification APIs with OAuth 2.0 and JWT; established CI/CD pipelines with GitHub Actions for automated build, test, and deployment across multiple environments; improved reliability and performance through code reviews and architectural improvements.

Senior Software Engineer at Smile Direct Club

September 1, 2017 - February 1, 2019

Revamped customer-facing applications using .NET Core and Angular; built scalable, responsive web apps across platforms; collaborated with UX/UI designers to create intuitive interfaces and implemented real-time data synchronization for a seamless user experience; migrated to RESTful APIs for customer features and optimized performance using best practices; led modernization efforts and integration of monitoring.

Senior Software Engineer at Boston Consulting Group

September 1, 2014 - September 1, 2017

Developed data analytics tools to support client projects using C# and SQL Server, improving decision-making capabilities. Led transition of legacy systems to modern technologies, implemented a custom log4net framework, and integrated ELK stack for real-time monitoring and troubleshooting.

Principal Software Engineer

September 1, 2022 - Present

Architected a multi-tenant, highly scalable SaaS health care portal using ASP.NET Core 8, Azure microservices, and Angular 18, improving user engagement and system reliability. Designed and implemented fault-tolerant microservices with Azure Service Bus, Entity Framework, and Polly, ensuring seamless patient data access and high availability during outages. Built a responsive patient-facing UI with Angular 18, TypeScript, and NgRx, integrating FHIR-based APIs for real-time appointment scheduling and lab results across devices. Orchestrated secure RESTful APIs for modules like patient scheduling, EHR access, and insurance verification, enhancing interoperability. Optimized database performance with indexing strategies and stored procedures in MSSQL Server, reducing query times. Integrated SignalR for real-time communications and developed AI-assisted reminders and data extraction tooling.