Job Description : .NET Core / C# Developer (Azure Cloud)
Location : Hyderabad / Bengaluru, Chennai, Kolkata, Pune, Mumbai, Gurugram, India
Experience : 3 – 8+ years
Company : CirrusLabs
About CirrusLabs
CirrusLabs is a global digital transformation partner helping organizations accelerate innovation through cloud, data, and intelligent automation. We empower businesses to build scalable, secure, and AI-driven enterprise solutions by leveraging modern cloud-native technologies.
We are seeking a passionate and highly skilled .NET Core / C# Developer to join our engineering team. The ideal candidate will possess a deep understanding of modern application architecture, Azure cloud-native development, and distributed systems while demonstrating leadership in delivering enterprise-grade, secure, and high-performance solutions.
Role Overview
As a .NET Core / C# Developer , you will play a key role in designing, developing, and deploying scalable cloud-based solutions on Microsoft Azure . You will be responsible for developing robust APIs, integrating third-party services, implementing automation through CI / CD pipelines, and ensuring compliance with security and privacy standards.
This role requires hands-on experience in .NET Core, C#, REST APIs, microservices, Azure services , and DevOps practices . You will also have the opportunity to work with AI-assisted development tools (like GitHub Copilot) and contribute to building intelligent, compliant applications in an agile, high-performance environment.
Key Responsibilities
1. Application Development
- Design, develop, and maintain applications using .NET Core, C#, ASP.NET MVC , and RESTful Web APIs .
- Implement scalable and secure microservices architectures using Azure Functions, Service Bus, and Azure Kubernetes Service (AKS) .
- Develop reusable components, frameworks, and libraries to optimize performance and maintainability.
- Write clean, efficient, and testable code aligned with SOLID principles and best practices.
2. Cloud-Native Engineering
Develop and deploy applications on Azure Cloud leveraging services like App Services, Cosmos DB, Azure Functions, Service Bus, Blob Storage, Event Grid , etc.Work on cloud migration projects , rearchitecting monolithic systems into microservices and serverless architectures.Optimize performance, scalability, and reliability of distributed systems in cloud environments.3. Integration & API Management
Design and implement RESTful APIs with OAuth2, JWT authentication , and API Gateway management .Integrate with third-party APIs, payment gateways, and data exchange systems .Ensure efficient communication between services using Azure Service Bus , Event Hubs , or Kafka .4. DevOps & Automation
Implement and maintain CI / CD pipelines using Azure DevOps, GitHub Actions , or Jenkins .Manage containerization and orchestration using Docker and Kubernetes (AKS) .Conduct unit testing, integration testing , and apply TDD (Test-Driven Development) principles.5. Security & Compliance
Implement data security, encryption, and authentication / authorization controls for applications handling sensitive data.Ensure compliance with GDPR, PCI-DSS , and other financial data regulations.Integrate and support fraud detection systems, compliance automation tools, and risk scoring models .6. Technical Leadership
Provide technical guidance and mentorship to junior developers.Participate in code reviews, sprint planning, and architecture discussions.Collaborate with cross-functional teams (QA, DevOps, Data Engineering) to ensure seamless delivery.7. Continuous Improvement
Leverage AI-powered code assistants (GitHub Copilot, ChatGPT, Tabnine) to enhance productivity.Advocate for modern development practices such as Infrastructure as Code (IaC) , automation, and continuous delivery.Drive innovation in cloud adoption, performance optimization, and operational efficiency.Required Skills & Experience
Core Technical Skills
.NET Core, ASP.NET, C# — advanced proficiency in application and API development.Azure Cloud Services — experience with App Services, Functions, Cosmos DB, Blob Storage, Service Bus, Logic Apps.Microservices Architecture — hands-on experience building, deploying, and scaling microservices.RESTful API Design — strong understanding of API design principles, versioning, and authentication mechanisms (OAuth2 / JWT).Multithreading & Distributed Computing — solid understanding of concurrency, asynchronous programming, and distributed systems.Queuing Mechanisms — experience with Azure Service Bus, RabbitMQ, or Kafka .Database Skills — advanced proficiency in SQL Server including stored procedures, performance tuning, and schema design.Containerization — expertise in Docker and Kubernetes (AKS) for microservice deployment.Testing & Quality Assurance — experience with Unit Testing (xUnit, NUnit, MSTest) , mocking frameworks, and TDD practices.Tools & Technologies
Development : Visual Studio, VS Code, Postman, Swagger, GitDevOps : Azure DevOps, Jenkins, GitHub ActionsCollaboration : JIRA, Confluence, MS Teams, VisioDatabases : SQL Server, Cosmos DB, Azure Data Lake