What are the responsibilities and job description for the Senior .NET Applications Developer (AI & Cloud) position at SunSoft Online?
Senior .NET Applications Developer (AI & Cloud)
Location:Phoenix, AZ (Hybrid – 1600 W. Monroe, Phoenix, AZ 85007)
Job Type:Contract / Staff Augmentation (Full-Time, 40 hrs/week)
Contract Duration:1+ Year (Projected Start: August 31, 2026)
Schedule:Monday – Friday, 8:00 AM – 5:00 PM
Employer:SunSoftOnline
Position Overview
SunSoftOnlineis seeking a high-performingSenior .NET Applications Developerto join our team on a long-term contract engagement in Phoenix, AZ supporting state agency systems.
This role operates on ahybrid scheduleand requires a senior engineer who combines deep expertise inC#, .NET, and cloud serviceswith modernAI-assisted engineering skills. You will design, build, and maintain enterprise software while integrating cutting-edge Generative AI features (AWS Bedrock, Anthropic Claude) into application workflows using tools like GitHub Copilot.
Key Responsibilities
Enterprise .NET Development:Architect, code, test, and deploy robust web and enterprise applications using C#, ASP.NET, JavaScript, and REST APIs.
Generative AI Feature Engineering:Programmatically build and integrate enterprise application features utilizingAWS BedrockandAnthropic Claude.
AI-Assisted Coding:Leverage modern developer tooling (GitHub Copilot, VS Code AI extensions) to accelerate software delivery and code quality.
DevOps & ALM:Manage code repositories, automated builds, and deployment pipelines withinAzure DevOps / TFS.
Database & Architecture:Design clean backend services, optimize data access layers, and enforce modern architectural patterns.
Collaborative Delivery:Partner with system architects, project managers, and business analysts to translate complex business logic into high-performing software.
Qualifications & Requirements
Required Qualifications:
Programming Experience:Minimum of8+ yearsof professional software engineering experience, with at least 3+ years dedicated strictly to enterprise application development.
Core Tech Stack:Strong mastery of C#, .NET, ASP.NET, JavaScript, RESTful APIs, and MS Visual Studio.
AI & LLM Integration (1–2 Years):Direct professional experience integrating AI models programmatically (AWS Bedrock,Anthropic Claude) and using AI coding assistants (GitHub Copilot, VS Code AI extensions).
DevOps:Hands-on experience with Azure DevOps and/or Team Foundation Server (TFS).
Productivity Tools:Proficient with MS Office (Word, Excel, Outlook) and Google Suite (Gmail, Docs, Sheets, Drive).
Preferred Qualifications:
Bachelor’s Degreein Computer Science, Software Engineering, or a closely related technical discipline.
Mandatory Submission Requirements
Candidates submitting through SunSoftOnline must provide:
Updated Resume(must explicitly state current location in the Phoenix metro area)
Right to Represent (R2R)
Confirmation of Hybrid Work Capability(1600 W. Monroe, Phoenix, AZ)
Security & Onboarding:Candidates must pass standard security background checks prior to start.