Hybrid .NET Developer — AI‑Driven Full Stack

Apex Systems; Southlake, Northern (TX, KY); Hybrid; USD 69,000 - 92,000; Part time

Job summary

Apex Systems in Southlake, TX (Hybrid) is seeking a .NET Developer with AI proficiency to join a fast-paced team developing investment lifecycle solutions. You will build and maintain web UI and REST APIs, work with AI-assisted patterns, and collaborate across product, architecture, and security teams.

The role requires 5+ years in application development, strong .NET/C#, and experience with SQL Server and REST integrations. This contract position offers hybrid work and competitive hourly pay.

Qualifications

• 5+ years of application development experience.
• 3–5 years of SQL Server experience; 1–3 years REST API integrations.
• Proficiency in .NET and C#; strong SQL concepts.

Responsibilities

• Design, develop, deploy, and maintain web UI and REST APIs.
• Troubleshoot and support applications in production.
• Identify opportunities to improve technology, processes and performance.
• Apply AI tools and engineering practices to improve velocity and code quality.
• Participate in design, code, AI-assisted code validation, and technical design reviews.
• Collaborate with product, architecture, security, and engineering partners on AI-enabled patterns.
• Provide hands-on development and mentoring for team members.
• Create project artifacts such as technical specifications and solution design documentation.

Skills

C#/.NET

REST APIs

SQL Server

AI patterns

UI development

Git/Jira

Education

BS in Computer Science

Tools

Angular

SSIS

AWS

GCP

Azure

Jira

Bamboo/Jenkins

Git

Job description

Apex Systems in Southlake, TX (Hybrid) is seeking a .NET Developer with AI proficiency to join a fast-paced team developing investment lifecycle solutions. You will build and maintain web UI and REST APIs, work with AI-assisted patterns, and collaborate across product, architecture, and security teams.

The role requires 5+ years in application development, strong .NET/C#, and experience with SQL Server and REST integrations. This contract position offers hybrid work and competitive hourly pay.