Senior.Net Developer

Company Description

Intertec is a trusted custom software development and technology consulting company headquartered in Munich, Germany. In nine years, we have grown to a company of 120 international employees, working with DAX and FTSE 100 companies, startups, and incubators (e.g. Rocket Internet). Since our inception, we have pioneered custom solutions that have become central components in our client’s business success. Our vast technology and industry expertise help our clients across multiple business domains to deliver successful and scalable products.When joining Intertec, you enter an environment that inspires you to learn, grow, and lead by example.

At Intertec, you can build a dynamic career in your field of interest, work with professionals to gain industry insight and have exposure to international projects as well as enjoy on-going learning and development opportunities. Our team loves to have a good time, express their personality, and show it off to the world. Whether we’re celebrating a birthday, gathering for a team event, or celebrating a company’s success, we take pride in doing it with a smile. Life is too short not to have fun while you work.

Job Description

We are seeking a Senior .NET Developer with Cloud experience to join our team and help design, develop, and deploy scalable applications. The ideal candidate will have strong expertise in .NET technologies and hands-on experience with cloud platforms (Azure preferred). You will play a key role in driving technical solutions, mentoring team members, and ensuring high-quality code delivery in a fast-paced, agile environment.

Qualifications

• 5+ years of proven expertise in .NET and C# application development
• Knowledge in the key principals of Object-Oriented Programming: Inheritance, Polymorphism, Abstraction and Encapsulation
• Proficiency to develop and maintain REST APIs, ensuring scalability and performance
• Knowledge in DBMS ( Microsoft SQL server) and Database access (Entity Framework, LINQ)
• Advanced knowledge of software design Patterns and Principles (Dependency injection, CQRS, SOLID)
• Experience in working with microservices and containerized architectures
• Experience in writing unit tests using xUnit or NUnit, including mocking frameworks
• Understanding of parallel processing and multithreading concepts
• Experience in implementing background tasks and job scheduling
• Understanding of application architecture principles, including caching strategies (Redis) and separation of concerns
• Strong conceptual understanding of cloud architectures and system design
• Advanced hands-on experience with Docker, Kubernetes, and microservice deployments
• Experience with observability and monitoring platforms (e.g., Prometheus, Grafana, Application Insights)
• Familiarity with DevOps tools and CI/CD pipelines (especially Azure DevOps)
• In-depth knowledge of key Azure services: AKS, Azure SQL, Azure Storage, KeyVault, ServiceBus
• Experience implementing authentication and authorization using IdPs such as Auth0
• Solid understanding of WebSocket and SignalR for real-time communication
• Familiarity with IoT protocols such as MQTT is a strong plus
• Strong communication and collaboration skills
• A passion for coaching others and fostering a culture of continuous improvement

Bonus Skills:

• Nice to have Azure certifications (e.g., AZ-104, AZ-204 )
• Experience working in Agile/Scrum teams
• Knowledge of TypeScript for frontend or backend development
• Experience with Infrastructure as Code - Preferably Terraform

Responsibilities

• Design and implement cloud-native solutions using microservices architecture
• Define and maintain Infrastructure as Code using tools like Terraform
• Deploy and manage containerized applications using Docker and Kubernetes
• Monitor and optimize application performance using tools such as Application Insights, Prometheus, and Grafana
• Develop and maintain CI/CD pipelines using Azure DevOps or similar tools
• Work extensively with Azure services including AKS, Azure SQL, Blob Storage, Key Vault, Service Bus, and Monitoring tools
• Implement and enforce security best practices, including integration with identity providers (e.g., Auth0)
• Guide teams and clients on cloud strategy, performance optimization, reliability, security, and cost efficiency
• Coach and mentor junior and mid-level engineers, providing technical leadership
• Drive standardization and automation across environments and projects
• Ensure code quality, reusability, and maintainability through best practices and code review

Additional Information

When joining Intertec, you enter an environment that inspires you to learn, grow, and lead by example. At Intertec, you can build a dynamic career in your field of interest, work with professionals to gain industry insight and have exposure to international projects as well as enjoy on-going learning and development opportunities.

Our team loves to have a good time, express their personality, and show it off to the world. Whether we’re celebrating a birthday, gathering for a team event, or celebrating a company’s success, we take pride in doing it with a smile. Life is too short not to have fun while you work.