Senior .NET Cloud Architect - AWS, API & Frontend

Next Level Business Services Inc.; Tampa (FL); On-site; USD 120,000 - 180,000; Full time

Job summary

Next Level Business Services Inc. in Tampa, FL, is seeking an experienced software engineer to design, develop, and maintain enterprise-grade web applications using C#/.NET and modern front-end frameworks.

You will build scalable, secure, and cloud-native solutions on AWS, implement RESTful APIs and identity controls, collaborate across teams, and help drive best practices, CI/CD, and IaC in a fast-paced environment.

Qualifications

• 12+ years of software development experience with C#/.NET technologies
• Experience designing complex web applications hosted on IIS and OpenShift
• Proven experience building highly available, scalable, distributed enterprise applications
• Experience developing and consuming REST APIs and real-time integrations
• Hands-on experience with React.js and/or Angular for front-end development
• Extensive experience implementing authentication/authorization: SSO OAuth/Azure AD
• Hands-on with AWS services: Lambda, Step Functions, API Gateway
• Terraform (Infrastructure as Code) experience
• Cloud-native design and deployment experience

Responsibilities

• Design, develop, and maintain complex enterprise-grade web applications using C#/.NET technologies.
• Build scalable, highly available, globally distributed applications hosted on AWS Cloud.
• Develop and integrate RESTful APIs for real-time data exchange and system integrations.
• Design and implement modern user interfaces using React.js or Angular.
• Build secure authentication and authorization mechanisms using SSO, OAuth, Microsoft Entra ID, and related identity technologies.
• Develop cloud-native solutions leveraging AWS services and event-driven architectures.
• Collaborate with cross-functional teams including business stakeholders, architects, infrastructure teams, and product owners.
• Participate in application architecture, code reviews, performance tuning, and best-practice implementation.
• Support CI/CD, deployment automation, and infrastructure-as-code initiatives.
• Ensure applications meet security, reliability, scalability, and performance requirements.

Skills

C#/.NET

RESTful APIs

React/Angular

AWS

IIS/OpenShift

SSO/OAuth/Azure AD

CI/CD

Distributed systems

Terraform

OpenShift

Education

Bachelor's degree in Computer Science/IT/Engineering

Tools

Terraform

AWS Lambda

AWS Step Functions

AWS API Gateway

OpenShift

IIS

Job description

Next Level Business Services Inc. in Tampa, FL, is seeking an experienced software engineer to design, develop, and maintain enterprise-grade web applications using C#/.NET and modern front-end frameworks.

You will build scalable, secure, and cloud-native solutions on AWS, implement RESTful APIs and identity controls, collaborate across teams, and help drive best practices, CI/CD, and IaC in a fast-paced environment.