Senior Lead .NET Full Stack Developer

Quantum Technologies. LLC; Phoenix (AZ); On-site; USD 110,000 - 150,000; Full time

Job summary

Quantum Technologies. LLC is seeking a skilled .NET Full Stack Developer to design and build scalable enterprise applications leveraging .NET Core/.NET 6+, Angular/React, and Azure.

You will design RESTful APIs, implement microservices, and develop modern UIs while enforcing SOLID principles, best practices, and robust CI/CD pipelines. Collaboration with architects and product owners is essential for delivering secure, observable, and high-performing software.

Qualifications

• Hands-on experience in C# and .NET Core/.NET 6+.
• Frontend experience with React.
• Strong understanding of REST APIs and microservices.
• Experience with Microsoft Azure and Azure DevOps pipelines.
• Familiarity with AI-assisted development tools and GitHub Copilot.

Responsibilities

• Design and develop scalable enterprise applications using .NET and Angular.
• Build RESTful APIs and microservices-based architecture.
• Develop reactive UIs with Angular/React and ensure clean architecture.
• Implement CI/CD pipelines using Azure DevOps and GitHub Actions.
• Apply logging, monitoring (Application Insights) and security best practices.
• Lead development teams through code reviews and architecture guidance.

Skills

C#

.NET Core/.NET 6+

React

REST APIs & Microservices

Azure

Azure DevOps/CI-CD

Git/GitHub

AI-assisted development tools

Tools

GitHub Copilot

Azure DevOps

Job description

.NET Full Stack developer with experience of using AI for designing and developing scalable enterprise applications along with .NET technologies, Angular, Microservices, and Microsoft Azure.

Key Responsibilities:

• Full Stack Development
• Design and develop scalable applications using .NET Core / .NET 6+
• Build RESTful APIs and Microservices-based architecture
• Develop responsive and modern UI applications using Angular
• Ensure clean architecture, SOLID principles, and coding best practices
• Design and implement solutions on Microsoft Azure
• Work with Azure services including:
• Ensure scalability, high availability, security, and cost optimization
• DevOps & Automation
• Implement and manage CI/CD pipelines using Azure DevOps
• Experience with GitHub Actions is an added advantage
• Maintain code repositories and branching strategies
• Drive automation for build, testing, and deployment processes
• AI-Assisted Development
• Requirements analysis and documentation generation
• Full-stack .NET application development (UI, API, Services, and Database layers)
• Code generation and code optimization
• Unit, integration, and automated test creation
• Infrastructure-as-Code (IaC) and deployment automation
• CI/CD pipeline development and release management
• Technical documentation, knowledge articles, and runbook creation
• Code review, quality assurance, and security analysis
• Developer productivity and engineering efficiency improvements
• Technical Leadership
• Lead development teams through design reviews and code reviews
• Define architecture guidelines and technical standards
• Mentor junior and mid-level developers
• Collaborate with architects, product owners, and business stakeholders
• Performance & Quality
• Ensure application performance, scalability, reliability, and security
• Implement logging and monitoring solutions such as Application Insights
• Write unit and integration tests and enforce quality gates

Required Skills:

• Core Technologies
• Strong hands-on experience in C#
• Core, .NET Core / .NET 6+
• Frontend development experience with React
• Strong understanding of REST APIs and Microservices architecture
• Hands-on experience with Microsoft Azure
• Experience with Azure DevOps pipelines and CI/CD implementation
• Understanding of cloud architecture patterns and best practices

Tools & Practices:

• Experience with Git / GitHub
• Familiarity with GitHub Copilot or AI-assisted development tools
• Strong understanding of Agile methodologies, TDD, and CI/CD practices

Preferred Skills:

• Experience with distributed systems and event-driven architecture
• Knowledge of application monitoring and observability tools
• Exposure to enterprise-scale cloud transformation projects

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.