Backend .NET Developer Job at System Soft Technologies, Westchester, IL

  • System Soft Technologies
  • Westchester, IL

Job Description

We are seeking skilled .NET Developer with strong experience in Microsoft Azure integration services to design, develop, and maintain scalable, cloud-based applications. The ideal candidate will have expertise in .NET technologies and hands-on experience implementing integrations using Azure services, APIs, and messaging systems.

Having Kafka will have an edge and Strong SQL is required.

High level JD:

  • Need someone who has hands on experience in Leveraging AI-assisted development tools including GitHub Copilot, Claude Code, and AI-enabled IDEs to accelerate C#/.NET development, refactoring, debugging, unit-test generation, code reviews, and technical documentation across the application lifecycle.
  • Someone who Leveraged AI-assisted development tools and IDEs and Applied prompt engineering techniques to create effective prompts for code generation, debugging, test creation, documentation, code analysis, and developer productivity workflows
  • 5–8+ years of experience in .NET development with experience in Azure & event driven architecture using Kafka.
  • Strong experience with C#, MVC.NET, .Net Core, Web API, jQuery , Type Script
  • Hands-on experience with Azure cloud services and integrations
  • Experience with REST APIs, JSON, and microservices architecture.
  • Experience with SQL Server & Entity Framework
  • Experience with Azure Integration Services (Logic Apps, Function Apps, Service Bus, API Management).
  • Experience with Service Bus (must have)
  • Experience with Kafka is highly preferred
  • Experience with event-driven systems and message queues.
  • Experience with building and managing secure, scalable integrations between cloud and on-prem systems.
  • Strong analytical skills & able to monitor and troubleshoot applications using Application logs, Application Insights etc.
  • Good Team player & able to work independently
  • Participate in Agile/Scrum ceremonies and contribute to sprint planning.
  • Knowledge of containerization tools (Docker, Kubernetes) (Nice to have)

Key Responsibilities

Application Development

  • Design, develop, and maintain applications using .NET / .NET Core / ASP.NET Core.
  • Write clean, scalable, and high-performance code following best practices.
  • Develop RESTful APIs and microservices architecture.

Azure Integration

  • Design and implement integrations using Azure Integration Services, including:
  • Azure Logic Apps
  • Azure Functions
  • Azure Service Bus
  • Azure Event Grid
  • Azure API Management
  • Build and manage secure, scalable integrations between cloud and on-prem systems.
  • Develop and maintain messaging and event-driven architectures.

System Integration & APIs

  • Integrate third-party systems, enterprise applications, and internal services.
  • Implement API-first design principles and manage API lifecycle.
  • Ensure secure authentication and authorization (OAuth, Azure AD, JWT).

Cloud & DevOps

  • Deploy and manage applications in Azure using services such as:
  • Azure App Services
  • Azure Kubernetes Service (AKS) (nice to have)
  • Azure Storage
  • Implement CI/CD pipelines using Azure DevOps / GitHub Actions.
  • Monitor and troubleshoot applications using Azure Monitor, Application Insights.

Database & Data Handling

  • Work with relational and non-relational databases (SQL Server, Cosmos DB).
  • Design and optimize database schemas, queries, and data flows.

Testing & Debugging

  • Perform unit testing, integration testing, and debugging.
  • Ensure code quality through code reviews and automated testing.

Collaboration

  • Work closely with architects, business analysts, and product managers.
  • Participate in Agile/Scrum ceremonies and contribute to sprint planning.

Required Qualifications

  • 7–8+ years of experience in .NET development.
  • Strong experience with C#, ASP.NET Core, Web API.
  • Hands-on experience with Azure cloud services and integrations.
  • Experience with REST APIs, JSON, and microservices architecture.
  • Proficiency in SQL Server and database design.

Preferred Qualifications

  • Experience with Azure Integration Services (Logic Apps, Service Bus, API Management).
  • Knowledge of containerization tools (Docker, Kubernetes).
  • Experience with event-driven systems and message queues.
  • Familiarity with Infrastructure as Code (ARM templates, Terraform).
  • Certifications such as:
  • Microsoft Certified: Azure Developer Associate
  • Microsoft Certified: Azure Solutions Architect

Key Skills

  • C#, .NET Core, ASP.NET Core
  • Azure Integration Services
  • API development and integration
  • Cloud architecture and deployment
  • Microservices and distributed systems
  • DevOps and CI/CD

Job Tags

Full time

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