Sr Full Stack .Net Developer

Venkata Rahul

****************@*****.*** 314-***-**** Senior .NET Full Stack Developer linkedin.com/in/rahul2707

PROFESSIONAL SUMMARY

Results-driven Senior .NET Full Stack Developer with 11+ years architecting high-performance, secure, cloud-native enterprise applications across Healthcare, Financial Services, Retail, and E-Commerce domains.

Expert in .NET Core/.NET 8, C#, ASP.NET Core, Microservices, and Clean Architecture delivering production-grade solutions on AWS and Azure with measurable improvements in scalability, reliability, and delivery speed.

Deep cloud expertise: Azure (API Management, Service Bus, Functions, AKS, Container Apps, Entra ID, Key Vault, DevOps) and AWS (Lambda, API Gateway, SQS/SNS, EKS, CloudWatch, Secrets Manager) mission-critical distributed systems.

AI-augmented developer integrates Azure OpenAI, Semantic Kernel, GitHub Copilot, and Copilot Studio strong DevOps/IaC with Bicep, Terraform, PowerShell, CI/CD pipelines (Azure DevOps, GitHub Actions, Jenkins).

Enterprise security expert OWASP Top 10, SAST/DAST, Zero Trust, OAuth2/OIDC, JWT, Azure Entra ID IAM, B2B, PIM, certificate lifecycle management, and enterprise identity governance and compliance.

Implemented integration services between Microsoft Dynamics 365 and external systems using Azure Functions and Service Bus, enabling near real-time data synchronization.

Proven team leader and independent contributor mentors developers, drives code reviews, leads architecture sessions, delivers complex multi-module projects in Agile/Scrum and onsite/offshore delivery models.

TECHNICAL SKILLS

Languages

C#, .NET Core, PowerShell, Python, SQL, JavaScript, TypeScript, HTML5, CSS3, KQL, Bash

.NET Technologies

ASP.NET Core, .NET 8/.NET Framework 4.x, Web API, MVC, Minimal APIs, Blazor, Entity Framework Core, Dapper, ADO.NET, LINQ, WCF, Vertical Slice Architecture, Outbox Pattern, Saga Pattern

Web Technologies

React, Angular, Next.js, TypeScript, JavaScript, jQuery, HTML5, CSS3, Tailwind CSS, Bootstrap, Material UI, NgRx, Redux, AJAX, REST APIs, Swagger/OpenAPI

Databases

SQL Server, PostgreSQL, MongoDB, MySQL, Cosmos DB, Azure SQL, Amazon RDS, DynamoDB, Redis Cache, Azure Table Storage, IBM DB2, Oracle DB

ORM Frameworks

Entity Framework Core, Entity Framework, ADO.NET, LINQ

Web Servers

Azure App Services, IIS, Kestrel

Testing Frameworks

xUnit, NUnit, MSTest, Moq, Selenium, Playwright, TestContainers, Jest, Postman, SoapUI, SonarQube

Web Services

RESTful APIs, gRPC, WCF, SOAP, OAuth2/OIDC, JWT, TLS, Zero Trust, RBAC, ABAC, OWASP Top 10, SAST/DAST

IDE

Visual Studio, VS Code, SSMS, GitHub Copilot, Copilot Studio, Azure OpenAI, Semantic Kernel, Azure CLI, Terraform, Bicep, PowerShell ISE, OpenTelemetry

Cloud Technologies

Azure (API Management, Service Bus, Function Apps, AKS, Container Apps, Arc, App Services, Key Vault, Entra ID/Azure AD, B2B, Active Directory, Event Grid, Azure DevOps, App Insights, Monitor, Container Registry) AWS (Lambda, API Gateway, SQS/SNS, S3, RDS, DynamoDB, EKS, CloudWatch, Secrets Manager, IAM) Docker, Kubernetes Bicep, Terraform, PowerShell GitHub Actions, Jenkins, Azure DevOps MassTransit, Kafka, RabbitMQ

PROFESSIONAL EXPERIENCE

GE Healthcare, Atlanta, GA July 2023 to Present

Senior Full Stack .NET Developer

Responsibilities:

Architected cloud-native Healthcare Analytics Platform on Azure serving 500+ clinical users reduced reporting latency by 35% through optimized SQL Server queries, Redis caching, and async .NET Core microservices.

Designed 12+ RESTful microservices using .NET 8, Clean Architecture, CQRS, Vertical Slice, and Outbox Pattern improved maintainability and reduced production bug rate by 40% over 3 release cycles.

Implemented Azure Entra ID/AD with B2B federation, PIM, conditional access, and RBAC automated 100% of user provisioning via PowerShell eliminating all manual IAM tasks.

Authored Bicep IaC templates for API Management, Function Apps, Service Bus, Key Vault, and AKS reduced infrastructure provisioning from days to under 2 hours via Azure DevOps CI/CD integration.

Enforced Zero Trust security: OAuth2/OIDC, JWT, TLS, OWASP Top 10, SAST/DAST scanning achieved HIPAA/HITECH compliance with zero critical findings in production audits.

Designed and owned REST API contracts, versioning strategies, and service interface definitions for microservices ensuring backward compatibility and scalable inter-service communication.

Integrated Azure OpenAI and Semantic Kernel for AI-driven clinical data summarization leveraged GitHub Copilot boosted team development velocity by approximately 25%.

Worked with system-level metadata and device configuration APIs, integrating platform identifiers and vendor information into enterprise device management workflows.

Implemented centralized exception handling, request validation, and resilient retry mechanisms (Polly / middleware) ensuring production-grade reliability across microservices.

Deployed .NET services on AKS and Azure Container Apps with Docker and Helm achieved 99.9% uptime SLA and reduced infrastructure costs by 20% through auto-scaling policies.

Established Azure DevOps and GitHub Actions CI/CD pipelines with Bicep/Terraform IaC compressed release cycle from 2 weeks to 3 days across 5 microservices.

Designed event-driven integrations using Azure Service Bus, Event Grid, and Azure Functions to synchronize healthcare data between internal platforms and external partner systems.

Implemented OpenTelemetry distributed tracing with Azure Monitor and App Insights dashboards reduced MTTR for production incidents by 50%.

Built Angular 17 dashboards with NgRx, Tailwind CSS, and REST API integration reduced page load time by 30% through lazy loading and CDN optimization.

Integrated HL7 v2 and FHIR REST APIs for real-time exchange across 8+ hospital systems used MassTransit over Azure Service Bus for reliable event-driven messaging.

Developed secure REST APIs and webhook-based integrations enabling near real-time communication between enterprise applications.

Developed SSIS ETL pipelines and Dapper data access layers processing 10M+ clinical records nightly with zero data loss and sub-5-minute SLA.

Wrote xUnit/NUnit tests with Moq and TestContainers Playwright for E2E automation achieved 85%+ code coverage across all critical services.

Managed Azure Key Vault certificate lifecycle and automated secret rotation via PowerShell Function Apps eliminated manual certificate management and reduced security risk exposure.

Mentored 4 junior developers through code reviews and design sessions led weekly architecture discussions driving adoption of Clean Architecture and SOLID principles.

Delivered 95%+ of committed story points across all Agile sprints collaborated with product owners, QA, DevOps, and architects in a distributed cross-functional team.

Environment: C#, .NET 8, ASP.NET Core, Minimal APIs, EF Core, Dapper, CQRS, Clean Architecture, Vertical Slice, Outbox/Saga, Angular 17, NgRx, Tailwind CSS, Next.js, TypeScript, SQL Server, Azure (API Management, Service Bus, Functions, AKS, Container Apps, Key Vault, Entra ID, B2B, Azure DevOps, App Insights, Monitor, Event Grid), AWS (Lambda, SQS, S3, RDS, CloudWatch, Secrets Manager), Bicep, Terraform, PowerShell, Docker, Kubernetes, MassTransit, Azure OpenAI, Semantic Kernel, GitHub Copilot, OpenTelemetry, xUnit, Playwright, TestContainers, OWASP, SAST/DAST, Agile/Scrum.

Quotient, Mountain view, CA July 2020 to June 2023

Senior .NET Developer

Responsibilities:

Led development of high-throughput coupon platform processing 50M+ transactions/month architected .NET 8 microservices on AWS (Lambda, API Gateway, SQS, RDS, EKS) with 99.95% uptime.

Designed 8+ cloud-native microservices using Clean Architecture, CQRS, MediatR, Outbox Pattern, and Saga Pattern improved fault tolerance and reduced inter-service coupling significantly.

Built Bicep and Terraform IaC for full AWS and Azure automation cut environment provisioning time by 70% and eliminated configuration drift across DEV/QA/PROD.

Integrated Apache Kafka and MassTransit for real-time event streaming achieved sub-100ms end-to-end latency at peak load of 10K events/second.

Developed event-driven backend integrations using Azure Functions and Azure Service Bus for real-time data synchronization between internal systems and external APIs.

Engineered Azure Entra ID IAM with managed identity, RBAC, PIM, and API Gateway authorization reduced unauthorized access incidents to zero over 18 months.

Defined inter-service communication patterns using REST, asynchronous messaging (Kafka / Service Bus), and event-driven architecture for scalable distributed systems.

Integrated Azure OpenAI and Semantic Kernel for AI-driven recommendations increased coupon redemption rates by 18% through personalized offer targeting.

Designed message-based integration pipelines using Service Bus queues and topics to process high-volume coupon transaction events.

Established AWS CodePipeline/CodeBuild and Azure DevOps CI/CD with full IaC integration achieved zero-downtime deployments and reduced release failures by 60%.

Built React 18 + TypeScript UI with NgRx, Tailwind CSS, and Next.js SSR improved Core Web Vitals by 45% and reduced bounce rate on coupon discovery pages.

Implemented distributed tracing, logging, and monitoring using OpenTelemetry, App Insights, and CloudWatch to support production troubleshooting and reliability.

Wrote xUnit/NUnit with Moq and TestContainers Jest for frontend SonarQube in GitHub Actions CI achieved 88% code coverage and reduced production defects by 55%.

Applied OWASP Top 10, SAST/DAST, and Zero Trust passed 3 consecutive third-party security audits with zero critical findings.

Leveraged GitHub Copilot and Azure OpenAI/Copilot Studio to automate boilerplate and pipeline scripting estimated 30% productivity improvement across the team.

Mentored 3 developers in microservices patterns authored runbooks, ADRs, and API documentation led bi-weekly architecture review sessions.

Environment: .NET 8, C#, ASP.NET Core, CQRS, MediatR, Clean Architecture, Outbox/Saga, React 18, Next.js, TypeScript, NgRx, Tailwind CSS, AWS (Lambda, API Gateway, SQS/SNS, S3, RDS, EKS, CloudWatch, Secrets Manager, IAM), Azure (Service Bus, Functions, Entra ID, Key Vault, APIM, Container Registry, Azure DevOps), Kafka, MassTransit, Docker, Kubernetes, Bicep, Terraform, GitHub Actions, Azure OpenAI, Semantic Kernel, GitHub Copilot, OpenTelemetry, Datadog, xUnit, Jest, Playwright, SonarQube, Agile/Scrum.

Deutsche Bank, New York, NY Mar 2018 to June 2020

Senior .NET Developer

Responsibilities:

Engineered KYC/AML/FATCA onboarding platform for 10K+ enterprise clients .NET Core, ASP.NET Core, Clean Architecture with Azure Entra ID B2B and Active Directory identity governance.

Automated Azure IAM provisioning via PowerShell and Bicep reduced manual onboarding operations by 80% and achieved full audit traceability for regulatory compliance.

Built risk assessment and 3rd-party KYC verification integrations reduced manual review workload by 65% through automated identity checks and document processing workflows.

Developed React 17 + TypeScript KYC UI with Redux, Material UI, role-based rendering, and lazy loading reduced page load time by 35% for large compliance datasets.

Optimized React UI performance using memoization, lazy-loading, and pagination for large KYC datasets, improving page responsiveness.

Built reusable React components and shared form validators for consistent UX across onboarding flows (KYC, document capture, approvals).

Implemented role-based UI rendering in React to control visibility of onboarding actions for Ops, Compliance, and Admin users.

Integrated React UI with backend services via REST/JSON contracts supported XML payloads where required for legacy integrations.

Designed SQL Server schemas and stored procedures for sensitive compliance data sub-second query performance for 5M+ onboarding records with full audit trail support.

Secured APIs using OAuth2/JWT and TLS encryption enforced claims-based authorization policies for onboarding workflows.

Implemented asynchronous processing using Azure Service Bus for onboarding events and external verification workflows.

Built document ingestion flows using Azure Blob Storage and Azure Functions for event-driven processing and notifications.

Deployed and supported services on Azure App Services with environment-specific configurations and secure app settings.

CI/CD using Azure DevOps with Bicep/Terraform IaC and SonarQube quality gates reduced release defect rate by 45% and deployment time by 60%.

Improved observability by implementing Log4Net logging, monitoring production issues, and performing RCA to stabilize releases.

Environment: C#, .NET Core, ASP.NET Core, Clean Architecture, React 17, TypeScript, Redux, SQL Server, Azure (API Management, Service Bus, Functions, Entra ID, B2B, Key Vault, Blob, App Services, AKS, DevOps, App Insights), PowerShell, Bicep, Terraform, Docker, GitHub Copilot, OAuth2/OIDC, JWT, Zero Trust, OWASP, xUnit, NUnit, Playwright, JIRA, Agile/Scrum.

Digital Ignite, Hyderabad, INDIA June 2014 to Dec 2017

.Net Developer

Responsibilities:

Delivered full-cycle e-commerce platform using Waterfall SDLC on-time delivery of 15+ features across product catalog, cart, checkout, and payment integration modules.s

Built ASP.NET WebForms with C#, jQuery, HTML5, CSS3, Bootstrap optimized ViewState and server-side rendering, reducing page response time by 25%.

Integrated SOAP Web Services for payment and inventory applied SSL, input validation, and SQL injection mitigation for PCI-aligned security compliance.

Utilized ADO.NET for data access, optimizing SQL queries and database connections with PostgreSQL to improve data retrieval performance.

Implemented XML for structured data exchange, ensuring compatibility and flexibility in system integrations.

Built dynamic and responsive front-end interfaces using HTML, CSS, JavaScript, jQuery, and Ajax, enhancing user experience across devices.

Managed PostgreSQL database for efficient product catalog, user data, and transaction management, ensuring high availability and optimal query performance.

The implementation of XUnit for automated unit testing, ensuring stability and quality by identifying bugs early in development.

Managed source code using SVN, ensuring efficient collaboration and version control across the development team.

Used JIRA for issue tracking, sprint planning, and task prioritization, ensuring on-time delivery of features and bug fixes.

Implemented SSL encryption, input validation, and SQL injection mitigation to protect user data and ensure secure transactions.

Built responsive UI components with Bootstrap and media queries to deliver a seamless shopping experience across devices.

Managed IIS deployments and server configurations for secure and stable hosting of WebForms applications.

Environment: .NET Framework 3.5/4.5, ASP.NET WebForms, C#, ADO.NET, SOAP, PostgreSQL, HTML5, CSS3, JavaScript, jQuery, Bootstrap, XUnit, SVN, IIS, Visual Studio, JIRA, Waterfall SDLC.

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