Senior .NET Engineer - Microservices

As a Senior .NET Engineer at this dynamic technology company, your core responsibilities involve designing, developing, and maintaining .NET microservices that run in containers. You'll also define technical requirements, create secure RESTful APIs, optimize application performance, and participate in agile processes like sprint planning. Your technical expertise will help streamline business needs into scalable solutions, making a significant impact on projects across various industries.

To qualify as a Senior .NET Engineer at this technology company, you should have over five years of experience in C#/.NET Core development, solid knowledge of SQL and RDBMS, and familiarity with microservices architecture. Experience with Docker, Kubernetes, and Azure services is essential, along with a profound understanding of CI/CD best practices and event-driven architectures. Strong problem-solving skills and adaptability are key to thriving in this role.

A Senior .NET Engineer at this company must be proficient in C# and .NET Core, with strong knowledge of SQL databases like MSSQL or PostgreSQL. Familiarity with microservices architecture, containerization technologies such as Docker and Kubernetes, and cloud platforms like Azure is crucial. Additionally, understanding CI/CD pipelines and experience with message brokers like Kafka or RabbitMQ would be beneficial for success in this position.

The company culture for a Senior .NET Engineer at this technology firm fosters collaboration, initiative, and continuous learning. With a flexible hybrid work model, you’ll find an environment that values team interaction and career growth. The organization encourages knowledge sharing, allowing you to work on impactful, cutting-edge projects. Adaptability and a desire to embrace new technologies are vital attributes that align well with the company’s collaborative ethos.

As a Senior .NET Engineer at this dynamic technology company, you will have ample opportunities for career growth. You’ll engage in cutting-edge projects that encourage skill advancement and innovation. The collaboration-focused environment allows for mentorship and knowledge sharing, promoting professional development. Your contributions to high-quality software solutions will be recognized, paving the way for exciting project leadership roles and further technical expertise.

To design scalable microservices, I start by understanding the business requirements and the interdependencies involved. I focus on defining clear service boundaries, ensuring each microservice handles a specific business capability. Using asynchronous communication and event-driven architectures allows for better scalability. Additionally, I emphasize monitoring and observability to ensure the services can scale effectively under load.

I have extensive experience with Azure DevOps, where I’ve successfully set up CI/CD pipelines for deploying containerized applications. This includes automating build, testing, and deployment processes to ensure efficient and reliable releases. I find that implementing best practices in CI/CD is crucial for maintaining high-quality software while accelerating delivery times.

To handle application performance tuning, I begin by profiling the application to identify bottlenecks. I utilize tools to monitor response times and resource usage, focusing on optimizing database queries and ensuring efficient use of caching. Implementing best practices in code and database design helps improve performance. Regular performance testing and user load simulations further allow us to maintain optimal performance in production.

Containerization involves encapsulating applications and their dependencies into containers to ensure consistency across different environments. It's important because it simplifies the deployment process, enhances scalability, and improves resource utilization. Additionally, using tools like Docker and orchestration platforms like Kubernetes can significantly streamline the management and deployment of microservices.

My experience with RESTful API development includes designing, building, and documenting APIs that are robust and secure. I prioritize REST principles such as statelessness and resource-based URLs. I also focus on proper error handling and versioning strategies to ensure backward compatibility as the API evolves. Testing and documentation are key components I emphasize to provide clear guidelines for API consumers.

Ensuring security starts at the code level. I apply secure coding practices, conduct regular code reviews, and use tools to identify vulnerabilities. On an architectural level, implementing authentication and authorization measures, alongside secure API practices such as OAuth and data encryption, are essential in protecting sensitive user data while in transit and at rest.

Working in an agile environment entails embracing flexibility and collaboration. I actively participate in daily stand-ups, sprint planning, and retrospectives. I believe in clear communication with cross-functional teams to manage tasks effectively and quickly adapt to changing requirements. This allows for continuous improvement and ensures that we meet project goals collaboratively and efficiently.

Domain-Driven Design (DDD) is an approach to software development that emphasizes collaboration between technical and domain experts. It involves creating a shared model of the domain and using it to design applications. I have implemented DDD principles by segmenting complex domains into bounded contexts and entities, ensuring clarity and coherence in the architecture. This approach facilitates easier modifications and better aligns the software with business needs.

In a previous project, we faced significant performance issues with our microservices under high traffic. I led an investigation where we identified inefficient database queries and unnecessary processing. By refactoring the code and introducing a caching layer, we greatly enhanced performance and stability. The experience taught me the value of proactive performance monitoring and working closely with analysts to identify bottlenecks early.

My approach to testing involves writing comprehensive unit tests that cover both positive and negative scenarios. I use frameworks like xUnit or NUnit for unit testing and ensure that my code is modular enough to facilitate testing. For integration testing, I create end-to-end test scenarios that validate the interactions between various services. This helps ensure that our microservices work well together and meet our performance and security standards.