Haystack
← Back to Jobs
Remote
Technology

Sr. NET Developer / AI Developer - 100% Remote

System OneUnited States🇺🇸United StatesPosted 22 Jul 2026

Why This Role Stands Out

This 100% remote Sr. .NET Developer / AI Developer role offers a unique opportunity to build cutting-edge AI solutions on Azure and modernize legacy applications, with a flexible 35-hour work week and negotiable compensation. You'll thrive here if you're eager to deepen your expertise in cloud-native development, AI integration, and CI/CD practices within a collaborative environment. This position is perfect for ambitious developers looking to make a significant impact and grow their AI skills.

Quick Overview

Work Type
Remote
Level
Mid Senior

Job Description

Job Title: Sr. NET Developer / AI Developer
Location: REMOTE - BUT MUST BE LOCAL TO MD, VA or DC
Type: Contract
Compensation: Negotiable, W-2 or C2C
Work Model: Remote
Hours: 35 hours a week
All residency status may apply

Responsibilities

  • Design, build, modernize, and support modern applications in Microsoft Azure in collaboration with County staff.
  • Develop and implement cloud-native architectures utilizing .NET Core/.NET 8, C#, and Azure services such as App Services, Functions, API Management, Service Bus, Azure SQL, Azure OpenAI, and AI Foundry.
  • Modernize legacy .NET applications and integrate AI-powered solutions, including Azure AI Foundry, Azure OpenAI, AI agents, Retrieval-Augmented Generation (RAG), and prompt engineering.
  • Utilize GitHub Copilot, GitHub, Azure DevOps, CI/CD pipelines, and containerization tools to streamline development processes.
  • Work with SQL, Cosmos DB, and modern UI frameworks like Blazor, React, or Angular to develop user interfaces and manage data efficiently.
  • Evaluate data, identify trends, conduct feasibility studies, perform gap analyses, and provide actionable insights.
  • Communicate complex ideas clearly to diverse audiences and collaborate effectively with stakeholders, project teams, and leadership.
Requirements
  • Proficiency in C#, ASP.NET Core, and cloud-native development.
  • Strong experience with Azure services, microservices, API security, and Microsoft Entra ID/B2C authentication.
  • Experience modernizing .NET Framework/Web Forms applications to .NET 8 or cloud-native architectures.
  • Hands-on experience with Azure AI Foundry, Azure OpenAI, AI agents, RAG, prompt engineering, and GitHub Copilot.
  • Proficient with GitHub or Azure DevOps, CI/CD pipelines, and containerization.
  • Solid understanding of SQL, Cosmos DB, and modern UI frameworks such as Blazor, React, or Angular.
  • Excellent analytical, problem-solving, communication, and interpersonal skills.
  • Self-motivated, organized, detail-oriented, and able to manage multiple priorities in a fast-paced environment.

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M1
#LI-CB3

Ref: #851-Rockville-S1

Skills

Microservices
SQL
Angular
Azure
C#
.NET
ASP.NET
React

Similar jobs