Job Description

We are seeking a Senior Software Engineer – API Services Lead to join our team and take ownership of our API development and integration strategy. This role is critical to our digital transformation, requiring deep technical expertise in .NET and Azure, combined with a strong understanding of how to modernize legacy systems and integrate cloud-native services. You will lead the design, development, and maintenance of scalable APIs that connect front-end experiences, enterprise systems, and external platforms. In addition to your hands-on development responsibilities, you will guide architectural decisions, ensure best practices are followed, and collaborate closely with business stakeholders and cross-functional teams to deliver solutions that align with our strategic objectives.

Key Responsibilities:

• Lead the development and evolution of the enterprise API layer, including architecture, standards, and lifecycle management
• Design and implement secure, scalable, and high-performance APIs using .NET Core and Azure services
• Modernize legacy systems through well-architected integrations with modern cloud platforms and SaaS tools
• Collaborate with internal teams to integrate with key business systems, including Dynamics 365 CRM, Business Central, Square, DocuSign, Mailchimp, and Woodside Credit
• Own the full API development lifecycle from design and documentation to deployment, monitoring, and support
• Drive code quality through adherence to SOLID principles, design patterns, and automated testing
• Mentor developers and offshore team members, providing technical leadership and code reviews
• Manage source control, branching strategies, and CI/CD processes using GitHub and Azure DevOps
• Contribute to infrastructure-as-code practices and containerization strategies where appropriate
• Partner with product owners, UX, QA, and operations teams to deliver reliable, customer-focused solutions
• Participate in sprint planning, backlog grooming, and Agile ceremonies to ensure continuous delivery

Experience/Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or related field
• 8+ years of hands-on experience in .NET / .NET Core development, with a focus on enterprise applications and API services
• Deep expertise in C#, ASP.NET MVC, Web API, Entity Framework, ADO.NET, T-SQL, and SQL Server
• Strong experience with Azure cloud services , including Azure App Services, Azure Functions, API Management, Azure SQL, Storage, CDN, and Azure Service Bus
• Proven success with API development patterns : REST, JSON, OData, GraphQL, DDD, CQRS, and microservices architectures
• Integration experience with third-party platforms including Square , DocuSign , Mailchimp , Woodside Credit , and Microsoft Dynamics 365 ecosystem
• Familiarity with containerization and deployment using Docker and Kubernetes (preferred)
• Proficient in Agile methodologies, GitHub, and Azure DevOps tools (Boards, Repos, Pipelines)
• Solid foundation in object-oriented design, SOLID principles, dependency injection, and architectural best practices
• Excellent communication skills and the ability to work cross-functionally with product owners, business stakeholders, and distributed development teams
• Microsoft certifications such as AZ-900, AZ-204, AZ-104, AZ-305 are a strong plus
• Working knowledge of Microsoft Dynamics CRM, Power Platform, and Business Central is highly desirable

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