W2 Only | Senior .NET/C# Engineer with AI | Coppell, TX | Onsite | Long Term

Job Description

Role: Senior Software Engineer (.NET/ C#) with AI

Duration: Long Term

Location: Coppell, TX- Onsite

We are seeking a highly skilled and forward-thinking Senior Software Engineer with over 9 years of experience in designing and developing enterprise-grade solutions using .NET and C#, and at least 1 year of hands-on experience building AI solutions and intelligent agents on the Microsoft platform. The ideal candidate will be passionate about leveraging Prompt Engineering, Context Engineering, RAG, Vectorization & Indexing, and modern AI techniques to drive innovation and efficiency across our technology stack.

Key Responsibilities

• Design, develop, and maintain scalable .NET/C# applications and services.

• Design and implement AI-powered solutions using Microsoft Azure AI services, including Azure OpenAI, Azure AI Foundry, Cognitive Services and Microsoft Agent Framework.

• Build and deploy intelligent agents that integrate with enterprise systems and workflows.

• Apply prompt engineering and context engineering to optimize agent behavior and model outputs.

• Integrate retrieval-augmented generation (RAG) pipelines to enhance agent knowledge and responsiveness.

• Leverage tool use orchestration and action planning to enable agents to interact with external systems and APIs.

• Implement memory management strategies for agents (episodic, semantic, and working memory).

• Use state management, goal tracking, and feedback loops to support autonomous decision-making.

• Evaluate and verify AI agents using various techniques and tools.

• Collaborate with cross-functional teams including product managers, data scientists, and DevOps to deliver high-impact solutions.

• Conduct code reviews, mentor junior engineers, and contribute to best practices in software development and AI integration.

• Stay current with emerging technologies and trends in AI, machine learning, and software engineering.

Required Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.

• 9+ years of experience in software development using .NET and C#.

• 1+ years of experience developing AI solutions and agents using Microsoft technologies.

• Strong understanding of prompt engineering, context engineering, and LLM-based architectures.

• Experience with RESTful APIs, microservices, and cloud-native development.

• Familiarity with CI/CD pipelines, Git, and agile methodologies.

• Excellent problem-solving, communication, and collaboration skills.

Preferred Qualifications

• Experience with Azure OpenAI, Azure AI Foundry, Semantic Kernal Framework, AutoGen, Lang Graph, Machine Learning, or other Microsoft AI platforms.

• Knowledge of NLP, generative AI, and conversational agent design.

• Certifications in Microsoft Azure or AI-related technologies.

• Contributions to open-source projects or technical blogs.

Additional Information

All your information will be kept confidential according to EEO guidelines.