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    Tms Llc

    IT Services

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

    Coppell, United StatesOn-SiteContract9+ yrs experiencePosted 3w ago
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    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.

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

    Job details are sourced from the employer's original posting.

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    About the company

    Tms Llc

    TMS LLC

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    IT Services
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