Responsible for Enterprise Architecture of Customer Facing applications and backend platform services. Provide technical guidance to multiple project teams. Facilitate the establishment of standards, guidelines, design patterns and best practices. Review, advise and architect software and hardware solutions, considering risks, cost benefits and impact on the enterprise business processes and goals. Provide guidance on short term and long term strategic software initiatives and roadmaps. Investigating GenAI/LLM/RAG usage feasibility into product portfolios and process improvement with POC.

Hands-On Enterprise Architect reporting to CTO/SVP Engineering. Provided guidance on Strategic Initiatives and Roadmaps. Architected Platform Level Services for Cloud, Mobile Strategy( NET Maui/Blazor), High Performance, Secure, Metered (Ocelot) and Resilient API Development, BFF framework, Distributed Application Telemetry (OpenTelemetry), AI/ML (NLP/Image Processing), ERP Integration, Blockchain (Smart Contracts on Ethereum), Multilevel Security with Graph Databases (Neo4j/RedisGraph), WASM. Architected Test Harness Framework using Test Containers, Playwright, NBomber, K6. Architected various patterns for cloud native apps in Azure/Kubernetes (Mesh/Cert Management/Logging/Monitoring/etc). Architected Enterprise Reporting System using PowerBI(Embedded) and .Net Core. Created POC for various initiatives.

Hands on Architect working with CTOs and Leads architecting Cloud Transformations for insurance providers involving EDI, HL7 FHIR and custom API endpoints. All hosted in Azure and secured by Azure AD, using Azure Data Lake, Azure Functions, AKS, APIM, Integration Accounts, Logic Apps, CosmosDB as repositories, and Azure Services Bus as enterprise messaging platform. Azure DevOps for CI/CD. Microservices architecture implemented using Kubernetes.

Hands On Architect engaged with Senior Management to architect software initiatives responsible for the Enterprise Platform Architecture, Design, Roadmap. Deeply involved in the development of Enterprise Azure Services Platform Library, Applications, REST services using .NET Core Microservices hosted in Azure Kubernetes as well as Azure VM. Architected, Implemented and re-engineered Sales Tax Engine using Fault Tolerant Architecture, Circuit Breaker, Caching Patterns, Health checks in .Net Core 3.1, Pluggable processing pipeline support, Multi-Tenant plugins. Architected, implemented and optimized transactions using messaging with RabbitMQ (Setup HA Cluster on Azure VM as well as scripts for provisioning of RabbitMQ server and plugins and automated deployment to nodes, created hosted service for message consumption). Architected and Implemented Azure DevOps CI/CD pipelines including private NuGet Feed. APM implemented using Grafana and Prometheus. Azure fault management done using Polly for enhanced resiliency. Logging with Serilog/Elasticsearch. Implemented enterprise library for Azure Storage, App Insights, App Dynamics, Azure Service Bus with subscriptions, advanced filtering, deadlettering. Load balancing being done using Nginx Ingress with SSL Termination and Host/Path routing. Architecting/Implementing live testing and monitoring microservices framework using Blazor Wasm in Kubernetes. Incorporating dynamic Jenkins build agents. Deployment using ArgoCD/Helm. Kubernetes Infrastructure provisioning using Terraform. Blue/Green deployments, Rate Throttling using Istio. Testing using Gherkin specs in Azure devops with SpecFlow

Architected, Designed and Implemented Enterprise wide software lifecycle development process using TeamCity, Octopus deployment, Postman, New Relic. Setup Agile workflow and CI GIT environment in TFS Online. Architected and implemented custom Analytics rules engine and front end GUI using .Net Core 3.1, Angular, Blazor, StructureMap, Nhibernate. Implemented SSO with OKTA using SAML and Azure Federated AD using OpenID connect. Additional claims obtained using Graph API. Stood up OAuth server and secured WebAPI using different flows using scopes, claims and profiles. Architecting microservices framework using DDD. Applications provided customized meals to hospitals along with scheduling of meals, nutritional data. Technical Team Lead for developers in US and Canada. Applications provided customized meals to hospitals along with scheduling of meals, nutritional data.

Responsible for Architecting, Designing, Implementing of Enterprise wide distributed Micro Services using NServiceBus messaging (MSMQ Transport), StructureMap 4 for Dependency Injection, NHibernate 3 as ORM, Dapper. API Authentication implemented using IdentityServer 3 with custom membership/claims provider and various OAuth authentication flows. Advanced Bus techniques used for messaging security and validation. Integrated New Relic into application pipeline for advanced Analytics. Incorporated Redis for advanced caching. Structured logging done using GrayLog. All web API implemented using WebApi2/ASP.NET with endpoint versioning and custom Authorization. Implemented and incorporated Automated API testing using Newman (Postman) into CI process with Slack and New Relic notification. Also responsible for continuous integration using TeamCity as build manager and Octopus for deployment into different environments. Git used for source control. Agile environment. Applications monitored in-home patients and scheduled doctor visits, data analytics on procedures and outcomes

Architected and implemented full stack for company organization website. Implemented common application framework for development, testing and deployment to Azure. Developed front end modules and templates using AngularJS (Directives/Controllers/Services) and Bootstrap. Implemented OWIN middleware for WebAPI, Auditing, Authorization (OAuth2 Password Flow). Database integration using EF6.0. Integrated OData into repository service layer. Integrated Azure Hybrid connection for connectivity between Cloud service and On-Premise Oracle Database. Built Continuous Integration and Deployment strategy for Dev/Prod/Staging between Visual Studio Online TFS/Git and Azure Website and Cloud Services. Created and configured Azure Website. Implemented WebRoles and WorkerRoles for background processing as well as for vertical and horizontal scaling of services. Logging implemented using Serilog(Structured logging). All development done using .net C#4.5, MVC4, WebAPI2, OAuth2, OData4, AngularJS1.4, Bootstrap3, Azure. Applications provided customer portal to access patient records, diagnosis, visits, payment, other member services

Implemented self-hosted OAuth2/Cookies Authorization server using OWIN/Katana, WebApi. Custom middleware implemented authentication/authorization and auditing along with custom attributes. Implemented self-hosted web application framework using MVC5 having cross-cutting modules for Logging/Data Access/Error Handling/Security. Architected and implemented custom messaging framework and plugin architecture. Agile Scrum followed for software lifecycle management. All development done using .net C#4.5, MVC4, WebAPI2, OAuth2, OData4, AngularJS1.4, Bootstrap3, Azure. Applications provided delivery of healthcare statements to members via various channels (web/print)

Architected and Implemented Full Stack Application Framework supporting ASP.NET MVC applications in the Healthcare Population Management Domain (HL7, SNOMED, LOINC, RxNorm, Population Health Measures). Implemented solutions for Auditing, Security, Analytics using Rule Engine. Designed and implemented framework/web tools for displaying (chart/grid), analyzing and data mining Population Health Rules/Codesets/Measures. All development done using .net C#4.5, MVC4, WebAPI, Ajax, JQuery, Bootstrap 3.0, JQueryUI, SignalR, JQueryUI Plugins (Tree/Grids/Charting), MongoDB, Dependency Injection (MEF, Unity IOC), EF4.0, LINQ, Azure, Bootstrap 3.0, IIS7.5 (Configuration/Deployment). Various Design Patterns as well as advanced .NET and MVC techniques used in implementation. Agile Scrum followed for software lifecycle management. Applications included tracking population health, targeted marketing, procedure and diagnostic monitoring.analytics, govt. filings of outcomes and other documentation.

Architected, designed, deployed and led a team that developed a multi-site online system for Phone Calibration, Defect Detection, Manufacturing Yield Optimization as well as detailed debugging capabilities. The system automatically uploaded phone calibration data from manufacturing as well as R&D calibration stations. Advanced filtering and graphing capabilities were also provided. The system was developed used SQL Server 2008, Entity Framework, LINQ, C#, ASP.NET 4.0, MVC, WCF service, REST, JSON, JQuery, Javascript and windows service. Various design patterns used creating a robust and extensible framework Member of global team responsible for future testing architectures for manufacturing handsets

Architected, developed eCARE Web Portal based on ASP.NET 2.0, AJAX, C#.NET, SQL Server 2000 and IIS used by Global Nokia Service Centers. eCARE provided data-mining capabilities for failure root-cause analysis and enhanced customized reporting. Member of Nokia Global Care Strategy and Software Architecture. Responsible for integration Circuit Switched Data Stack into Nokia's First WAP phone

- Responsible for SW implementation for CDMA Wireless Local Loop Handset Features- Responsible for MSC SW Implementation for DECT BS Controller

- Responsible for Design/Development of Distributed TCP/IP network connected to a server running X.25 receiving weather Info. Also implemented back end connectivity to Ingres Database.- Responsible for implementation of algorithm for crew planning.