Apps Developer (SQL / .NET / AI Agent Developer)

vibehackers; Phoenix, Northern (AZ, KY); Hybrid; USD 120,000 - 150,000; Full time

Job summary

vibehackers in Phoenix, AZ seeks a Senior Applications Developer to design, develop, and support Azure SQL databases, C#/.NET applications, and AI-driven agent solutions for a contract engagement. The role focuses on scalable systems and AI agent integration within an Azure environment.

You will optimize database performance, build REST APIs, implement ETL processes, and collaborate within an Agile/SDLC framework using Azure DevOps. This on-site role offers challenging growth opportunities.

Qualifications

• 8+ years of SQL and web application development experience.
• Strong experience with SQL Server and Azure SQL.
• Hands-on experience with C#/.NET, ASP.NET, and Visual Studio.
• Experience building AI agents and integrating AI tools (Copilot/Claude).
• Experience with Azure DevOps and Agile development.
• REST API development and integration experience.

Responsibilities

• Design, develop, and maintain Azure SQL and SQL Server databases.
• Build and support C#/.NET applications using ASP.NET and Visual Studio.
• Develop and integrate REST APIs for core services.
• Implement ETL processes, data warehousing, and indexing/triggers.
• Tune SQL queries and optimize database performance.
• Support Azure App Services and related Azure infrastructure; build AI agents.

Skills

SQL

Azure SQL

C# .NET

ASP.NET

REST APIs

AI agents

Azure DevOps

Agile SDLC

Performance tuning

ETL

Education

Bachelor's degree in Computer Science or related field

Job description

Apps Developer (SQL / .NET / AI Agent Developer)

Mentions Vibe Coding explicitly and involves building AI agents with Copilot/Claude and prompt engineering aligned with AI-assisted and vibe coding workflows.

About the Role

Senior Applications Developer to design, develop, and support Azure SQL databases, C#/.NET applications, and AI-driven agent solutions. The role focuses on building scalable systems, optimizing database performance, and integrating AI agents and tooling in a Phoenix, AZ contract position.

Job Description

Role

Experienced Applications Developer (SQL / .NET / AI Agent Developer) to design, develop, and support Azure SQL databases, C#/.NET applications, and AI-driven solutions. The role emphasizes scalable application development, database performance optimization, and AI agent integration.

Key Responsibilities

• Design, develop, and maintain Azure SQL and SQL Server databases.
• Build and support C#/.NET applications ( ASP.NET ) using Visual Studio.
• Develop and integrate REST APIs.
• Implement ETL processes, data warehousing, stored procedures, indexing, and triggers.
• Tune SQL queries and optimize database performance.
• Support Azure App Services and related Azure infrastructure.
• Build AI agents and integrate AI-driven development tools (Copilot, Claude).
• Work within Agile/SDLC processes and use Azure DevOps for development workflows.
• Create technical documentation and support debugging and troubleshooting.

Required Qualifications

• 8+ years of SQL and web application development experience.
• Strong experience with SQL Server and Azure SQL.
• Hands-on experience with C# .NET, ASP.NET , and Visual Studio.
• Demonstrated experience building AI agents (must be reflected on resume).
• Experience with Azure DevOps and Agile development.
• Advanced SQL query writing, performance tuning, and database optimization.
• REST API development and integration experience.
• Experience with ETL, data warehousing, stored procedures, indexing, and triggers.
• Strong debugging, analytical, and problem-solving skills.
• SDLC proficiency and technical documentation skills.
• Experience with AI-driven development tools such as Copilot and Claude.

Preferred Qualifications

• Familiarity with Microsoft OpenAI Framework.
• Prompt engineering and RAG pipeline experience.
• Vibe Coding experience.

Education & Certifications

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience).
• Relevant professional certifications are preferred.
• Location: Phoenix, AZ (Arizona residents only).
• Experience: 8+ years required.
• Employment type: Contract.

Key Technologies

Skills

SQL query writing Web application development AI agent development Database performance tuning REST API development ETL processes Data warehousing Debugging Analytical thinking Problem solving SDLC Technical documentation Agile methodology DevOps practices Prompt engineering Multi-agent AI systems Vibe Coding

Experience Level

Senior

Employment Type

Contract

• On-site in Phoenix, AZ (Arizona residents only)