Senior Dot Net Engineer - Hyderabad

We are looking for an experienced .NET Integration Developer with strong expertise in C#, ASP.NET Core, APIs, microservices, and enterprise system integration. The ideal candidate will have hands-on experience building production-grade integration solutions, event-driven architectures, and secure, scalable services using modern .NET technologies.

Key Responsibilities

• Build & Own APIs: Design, develop, and maintain production-grade RESTful APIs and gRPC services using ASP.NET Core, taking ownership from technical specification through deployment and production support.
• Enterprise System Integration: Integrate ERP, CRM, legacy, and third-party platforms using modern middleware and integration patterns, ensuring reliable and low-latency data exchange.
• Event-Driven Architecture: Design and implement asynchronous, loosely coupled integrations using message brokers such as Azure Service Bus, RabbitMQ, and Kafka.
• Data Transformation: Develop high-performance transformation and mapping logic using C# and LINQ, handling JSON, XML, CSV/flat files, and Protocol Buffers (Protobuf) across integration and ETL workflows.
• Data Access: Design clean and scalable data-access layers using Entity Framework Core, working with databases such as SQL Server and PostgreSQL.
• API & Integration Security: Implement OAuth 2.0, OpenID Connect (OIDC), API Gateway policies, authentication/authorization, and end-to-end encryption across integration services.
• CI/CD & Deployment: Build and maintain automated CI/CD pipelines using Azure DevOps or GitHub Actions to enable reliable and repeatable deployments.
• Architecture & Engineering: Apply Microservices, SOA, and Event-Driven Architecture principles to build scalable, maintainable, and resilient integration solutions.
• Quality & Performance: Troubleshoot integration issues, optimize API and service performance, and ensure solutions meet production standards for reliability, security, and scalability.

Must-Have Skills

• Expert-level programming skills in C#
• Strong hands-on production experience with .NET 6 / .NET 8+ and ASP.NET Core
• Strong understanding of Microservices, SOA, and Event-Driven Architecture
• Proven experience in building and consuming REST APIs, SOAP services, Webhooks, and gRPC services
• Hands-on experience with messaging technologies such as Azure Service Bus, RabbitMQ, or Kafka
• Strong knowledge of Entity Framework Core
• Experience working with SQL Server and/or PostgreSQL
• Strong understanding of JSON, XML, CSV/flat files, Protocol Buffers (Protobuf), and data transformation
• Experience implementing OAuth 2.0, OpenID Connect, API security, and API Gateway policies
• Hands-on experience with Azure DevOps and/or GitHub Actions for CI/CD
• Strong understanding of enterprise integration patterns, asynchronous processing, error handling, logging, and monitoring

Skills

.NET, Microservices, API, Kafka, RabbitMQ, C#, Azure service bus