Job description

Job Title: Senior Full-Stack Software Engineer (C# / React / GenAI). Location: Las Vegas, NV (On-site). Employment Type: Contract (W2 through ZipStaff — No C2C or 1099). About the Opportunity: ZipStaff is seeking a Senior Full-Stack Software Engineer for the GenAI Discovery and Prototyping team at a global agriculture and food company. You will deliver a platform upgrade that connects enterprise data pipelines, LLMs, and rapid application prototypes. This is a true full-stack delivery seat: C# on the back end, React + TypeScript on the front end , with secure ingest, validation, and return of LLM outputs in an enterprise environment. What You’ll Do: • Build scalable application layers in C# and React / TypeScript. • Design software that securely ingests, validates, processes, and returns LLM outputs. • Connect enterprise data pipelines to prototype and production-bound GenAI apps. • Work across multiple staging environments in a secure data environment. • Deliver rapidly in a prototyping team inside a mature enterprise. • Collaborate as platform requirements change. Required Qualifications: • 7+ years professional software engineering; senior full-stack delivery. • Strong C# back-end development. • Strong React with TypeScript. • Hands-on experience building applications powered by generative AI / LLMs. • Treats LLMs as statistical tools—prompting plus engineering (validation, grounding, error handling), not demo-only chat UIs. • Comfortable in secure enterprise data environments and multi-stage promotion. • Ability to work on-site in Las Vegas, NV. • Must be legally authorized to work in the United States without sponsorship now or in the future. Preferred Qualifications: • Enterprise data-pipeline integration. • Experience taking GenAI prototypes toward reliable internal platforms. • Fast iteration without dropping security or code quality. Benefits: • Healthcare insurance (employee-only). • Dental insurance. • Vision insurance. • 401(k). • Paid time off. About ZipStaff: ZipStaff partners with leading organizations to connect skilled technology professionals with high-impact contract opportunities. We focus on quality matches, clear communication, and long-term success for candidates and clients. To apply, submit your resume highlighting C#, React/TypeScript, and shipped GenAI application work—not prompt-only or Python-notebook-only backgrounds. Pay: $55 - $57 per hour

Requirements

Must-haves

Job Title: Senior Full-Stack Software Engineer (C# / React / GenAI).
Location: Las Vegas, NV (On-site).
Employment Type: Contract (W2 through ZipStaff — No C2C or 1099).
Build scalable application layers in C# and React / TypeScript.
Design software that securely ingests, validates, processes, and returns LLM outputs.
Connect enterprise data pipelines to prototype and production-bound GenAI apps.
Work across multiple staging environments in a secure data environment.
Deliver rapidly in a prototyping team inside a mature enterprise.
Collaborate as platform requirements change.
7+ years professional software engineering; senior full-stack delivery.
Strong C# back-end development.
Strong React with TypeScript.
Hands-on experience building applications powered by generative AI / LLMs.
Treats LLMs as statistical tools—prompting plus engineering (validation, grounding, error handling), not demo-only chat UIs.
Comfortable in secure enterprise data environments and multi-stage promotion.
Ability to work on-site in Las Vegas, NV.
Must be legally authorized to work in the United States without sponsorship now or in the future.

Nice-to-haves

Enterprise data-pipeline integration.
Experience taking GenAI prototypes toward reliable internal platforms.
Fast iteration without dropping security or code quality.

Application prep

Use the role’s language and application details while tailoring your materials.

Keywords to mirror

reacttypescriptllmaipython

Platform: betterteam
Effort: medium

Benefits

Benefits detected in the listing.

Dental

Vision

401(K)

Paid Time Off