Principal Software Engineer

• We are looking for a Senior .NET Core Developer with experience in migrating applications from .NET Framework to .NET Core and deploying them on Azure Service Fabric Cluster or Kubernetes (KOB).
• The ideal candidate should have a strong background in building scalable web applications, microservices, Windows services, and cloud-native applications.
• This role requires expertise in CQRS (Command Query Responsibility Segregation), Entity Framework Core (EF Core), API Gateway, Serilog for logging, Splunk for monitoring, and Unit Testing.
• The candidate should also be comfortable working with React and Angular for front-end development and have experience with cloud technologies (Azure or AWS).
• Designs, codes, tests, debugs and documents software according to client's systems quality standards, policies and procedures.
• Analyzes business needs and creates software solutions.
• Responsible for preparing design documentation.
• Prepares test data for unit, string and parallel testing.
• Evaluates and recommends software and hardware solutions to meet user needs.
• Resolves customer issues with software solutions and responds to suggestions for improvements and enhancements.
• Works with business and development teams to clarify requirements to ensure testability.
• Drafts, revises, and maintains test plans, test cases, and automated test scripts.
• Executes test procedures according to software requirements specifications
• Logs defects and makes recommendations to address defects.
• Retests software corrections to ensure problems are resolved.
• Documents evolution of testing procedures for future replication.
• May conduct performance and scalability testing.

Essential Job Functions:

• Plans, conducts and leads assignments generally involving moderate, high budgets projects or more than one project.
• Manages user expectations regarding appropriate milestones and deadlines.
• Assists in training, work assignment and checking of less experienced developers.
• Serves as technical consultant to leaders in the IT organization and functional user groups.
• Subject matter expert in one or more technical programming specialties; employs expertise as a generalist of a specialist.
• Performs estimation efforts on complex projects and tracks progress.
• Works on the highest level of problems where analysis of situations or data requires an in-depth evaluation of various factors.
• Documents, evaluates and researches test results; documents evolution of testing scripts for future replication.
• Identifies, recommends and implements changes to enhance the effectiveness of quality assurance strategies.
• Migrate existing applications (Web, Web Services, Windows Services) from .NET Framework to .NET Core.
• Develop and optimize microservices-based architecture hosted on Azure Service Fabric or Kubernetes (KOB).
• Implement authentication & authorization mechanisms (ADFS, OAuth, OpenID Connect).
• Work with React and Angular to develop or migrate front-end applications.
• Design, develop, and maintain RESTful APIs with best practices.
• Implement CQRS pattern to improve system scalability and separation of concerns.
• Utilize Entity Framework Core (EF Core) for efficient database interactions.
• Integrate and manage API Gateway for secure and scalable communication.
• Implement Serilog for structured logging and ensure integration with Splunk for monitoring.
• Optimize SQL Server performance, database migrations, indexing, and stored procedures.
• Write unit tests and integration tests to ensure code reliability and maintainability.
• Deploy and manage applications using cloud technologies (Azure/AWS).
• Collaborate with DevOps teams to set up CI/CD pipelines for automated deployments.

Qualifications:
Required Skills & Experience:

• .NET Core & C# – Strong experience in developing web APIs, microservices, and Windows services in .NET Core.
• Migration Experience – Hands-on experience migrating applications from .NET Framework to .NET Core.
• Azure Service Fabric / Kubernetes (KOB) – Experience deploying and managing services on Service Fabric or KOB.
• Frontend Development – Experience with React and Angular for building modern UI applications.
• Authentication & Security – Experience implementing ADFS, OAuth, OpenID Connect, and JWT authentication.
• Logging & Monitoring – Expertise in Serilog for structured logging and Splunk for log analysis.
• API Gateway – Experience configuring and managing Ocelot, Azure API Gateway, or Kong Gateway.
• SQL Server Expertise – Strong SQL development experience, including indexing, query optimization, performance tuning, and stored procedures.
• PostgreSQL professional - Proficiency in SQL, PL/pgSQL, database design, performance tuning, security, backup and recovery, and more.
• Entity Framework Core (EF Core) – Proficiency in using EF Core for database interactions, migrations, and performance optimization.
• CQRS (Command Query Responsibility Segregation) – Hands-on experience implementing CQRS pattern with MediatR or event-driven architecture.
• Unit Testing & Integration Testing – Strong experience with:
• xUnit, NUnit, or MSTest for unit testing.
• coverlet & ReportGenerator for code coverage analysis.
• Cloud Technologies – Experience with Azure or AWS, including services like Azure App Services, Azure Functions, AWS Lambda, and containerization with Docker & Kubernetes.
• DevOps & CI/CD – Familiarity with DevOps, Git, Docker, and Helm for Kubernetes deployments.

Nice-to-Have Skills:

• Event-Driven Architecture – Experience with Kafka or RabbitMQ.
• Performance Optimization – Profiling and debugging .NET applications for high performance