Senior .NET Developer

Senior .NET Developer (Azure & Microservices)

Location: Spain (Remote)

We are

Wizeline is a global AI-native technology solutions provider that develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.

With the right people and the right ideas, there’s no limit to what we can achieve.

Are you a fit?

We're looking for a  Senior .NET Developer  with a passion for building scalable, cloud-native applications and distributed systems. In this role, you'll design, develop, and maintain high-quality backend solutions using modern .NET technologies while collaborating with cross-functional teams to deliver reliable, secure, and high-performing software.

You'll play a key role in designing microservices, implementing event-driven architectures, improving CI/CD pipelines, and contributing to technical decisions that shape the future of our platform.

If you're passionate about software craftsmanship, cloud technologies, and building resilient distributed systems, we'd love to meet you.

Key Responsibilities

Backend Development

• Design, develop, and maintain scalable backend applications using  .NET Core (.NET 6/8)and  C# .
• Build clean, maintainable, and production-ready code following object-oriented programming (OOP) principles and best practices.
• Develop RESTful APIs and backend services that support highly available applications.

Microservices & Distributed Systems

• Design, implement, and maintain microservices-based architectures.
• Develop event-driven solutions using Azure messaging services.
• Apply distributed systems patterns such as Idempotency, Circuit Breaker, Saga, and Inbox/Outbox to ensure system reliability.
• Build fault-tolerant and resilient cloud-native applications.

Cloud & DevOps

• Develop and deploy solutions on Microsoft Azure.
• Build and maintain CI/CD pipelines using Azure DevOps.
• Implement Infrastructure as Code (IaC) using Terraform.
• Collaborate with DevOps teams to improve automation and deployment processes.

Quality & Testing

• Write comprehensive unit, integration, and end-to-end tests.
• Ensure software quality through automated testing and continuous integration.
• Participate in code reviews and promote engineering best practices.

Collaboration & Technical Leadership

• Collaborate with architects, product managers, and cross-functional engineering teams.
• Participate in technical design discussions and architectural decisions.
• Support continuous improvement initiatives and contribute to engineering standards.
• Mentor junior and mid-level engineers by sharing technical knowledge and best practices.

Must-have Skills

Education & Experience

• Bachelor's Degree in Computer Science, Software Engineering, Information Technology, or a related field.
• 7+ years of professional experience developing backend applications with  .NET and C# .
• English proficiency: B2/C1(written and spoken).
• Strong communication skills and collaborative mindset.

Backend Development

• Strong experience with  .NET Core (.NET 6/8)and  C# .
• Deep understanding of Object-Oriented Programming (OOP), SOLID principles, and software design patterns.
• Experience building and maintaining RESTful APIs and backend services.

Testing

• Hands-on experience with  Unit Testing ,  Integration Testing , and  End-to-End Testing .
• Strong commitment to software quality and test automation.

Cloud & DevOps

• Experience building and deploying applications on  Microsoft Azure .
• Hands-on experience with  Azure DevOps , including Pipelines, Releases, and CI/CD.
• Experience implementing Infrastructure as Code using  Terraform .

Distributed Systems

• Experience designing and maintaining  Microservices architectures .
• Strong knowledge of  Event-Driven Architecture using Azure Service Bus (Topics & Queues).
• Experience implementing distributed systems patterns including:
• Idempotency
• Circuit Breaker
• Saga Pattern
• Inbox/Outbox Pattern

Integrations

• Experience integrating internal and third-party APIs.
• Strong understanding of scalable, secure, and fault-tolerant distributed systems.

Core Competencies

• Problem-solving
• Ownership and accountability
• Collaboration
• Continuous improvement mindset
• Communication
• Adaptability
• Analytical thinking
• Attention to detail

Nice-to-have

• AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows.
• Experience with  Kubernetes , preferably  Azure Kubernetes Service (AKS) .
• Experience with  Azure Storage services (Blob Storage, Table Storage, Queue Storage).
• Experience implementing monitoring, observability, and alerting using  Azure Application Insights or similar tools.
• Experience documenting technical decisions using  Architectural Decision Records (ADRs) .
• Experience mentoring L2/L3 engineers and promoting engineering best practices.
• Familiarity with Domain-Driven Design (DDD) and Clean Architecture.
• Experience working in Agile/Scrum environments.

Why You'll Love This Role

• Build modern cloud-native applications using the latest .NET and Azure technologies.
• Work on scalable, event-driven, and distributed architectures.
• Collaborate with highly skilled engineers in an AI-native technology company.
• Influence technical decisions and contribute to engineering best practices.
• Enjoy continuous learning, professional development, and global collaboration opportunities.

What We Offer

• A High-Impact Environment
• Commitment to Professional Development
• Flexible and Collaborative Culture
• Global Opportunities
• Vibrant Community
• Total Rewards

Specific benefits are determined by employment type and location.

Find out more about our culture