AI-Driven .NET Backend Tech Lead (Microservices)

KTek Resourcing LLC; Austin (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

KTek Resourcing LLC seeks an experienced Backend/API Lead to design, develop, and maintain scalable backend services using .NET, C#, and Microservices. You will build RESTful APIs from scratch, apply DDD and Clean Architecture, and ensure performance, security, and maintainability.

You will mentor a team of 6–8 developers, lead code reviews, and participate in architectural decisions in an Agile environment. Cloud deployment, PL/SQL, and AI integration experience are required.

Qualifications

• Hands-on experience building REST APIs from scratch.
• Strong expertise in .NET Core/.NET 6+ and C#.
• Experience designing and implementing Microservices.
• Proficient with DDD, Clean Architecture, and SOLID principles.
• Relational database development with PL/SQL.
• Cloud deployment and cloud-native design.
• Performance tuning, security best practices, and secure coding.
• Exposure to AI technologies or AI-powered applications and integrating AI services.
• Experience leading, mentoring, or guiding development teams in Agile environments.

Responsibilities

• Design, develop, and maintain scalable backend services using .NET, C#, and Microservices architecture.
• Build and implement RESTful APIs from scratch with a focus on performance, reliability, and security.
• Apply DDD, Clean Architecture, and SOLID principles for maintainable codebases.
• Integrate backend services with databases, cloud platforms, and external systems.
• Use PL/SQL for database operations and data integrity.
• Perform performance tuning and troubleshoot inefficiencies.
• Address security vulnerabilities through secure coding practices.
• Collaborate with product owners, architects, and cross-functional teams in an Agile environment.
• Lead and mentor a team of 6–8 developers; participate in design reviews and best practices.
• Contribute to AI-powered capabilities in backend services and enterprise applications.

Skills

.NET

C#

Microservices

RESTful APIs

DDD

Clean Architecture

SOLID

Cloud technologies

Performance tuning

Security best practices

Agile/Scrum

AI integration

Team leadership

PL/SQL

Azure OpenAI / AWS AI services

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field

Tools

Docker

Kubernetes

CI/CD pipelines

Job description

KTek Resourcing LLC seeks an experienced Backend/API Lead to design, develop, and maintain scalable backend services using .NET, C#, and Microservices. You will build RESTful APIs from scratch, apply DDD and Clean Architecture, and ensure performance, security, and maintainability.

You will mentor a team of 6–8 developers, lead code reviews, and participate in architectural decisions in an Agile environment. Cloud deployment, PL/SQL, and AI integration experience are required.