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AI Prompt Engineer Intern

Choice1 AI LLC
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AI / Prompt Engineer Intern

Company: Choice1 AI

Location: Bell Works, Holmdel, NJ / Hybrid

Type: Internship (part-time/full-time)

 

About Us:

At Choice1.ai, we create AI agents that empower service-based companies (HVAC, plumbing, roofing, automotive) to automate inbound and outbound calls, appointments, and follow-up text messages. We believe in merging humanity with technology and building ethical, powerful AI solutions that help business owners gain freedom, wealth, and peace of mind. We are located at Bell Works in Holmdel, NJ with flexibility for hybrid opportunities. For more information about our vision, visit choice1.ai.

 

Role Overview:

As an AI / Prompt Engineer Intern, you will join our product team to design, test, optimize, and deploy AI prompts and workflows that fuel our agents. You’ll have hands-on experience working with large language models (LLMs), designing conversational flows, analyzing outputs, and improving performance.

 

Responsibilities:

  • Collaborate with engineers and product managers to design prompt flows for our AI agents
  • Test prompt variants, evaluate performance metrics (accuracy, relevance, engagement), and iterate
  • Write and refine scripts for conversational AI agents, ensuring brand and tone consistency
  • Research emerging trends in prompt engineering, LLM usage, prompt chains, etc.
  • Document best practices, maintain prompt libraries, and assist with integration tasks (APIs, data pipelines)

 

Qualifications:

  • Enthusiasm for AI, conversational agents, prompt engineering, and deep learning
  • Excellent written communication and analytical skills
  • Familiarity with one or more of the following is a plus: Python, APIs, data handling, LLM platforms (ChatGPT, OpenAI, etc.)
  • Creative mindset: you can imagine how to prompt an AI to get desired behaviors

 

What You’ll Get / Benefits:

  • Real-world industry experience in an AI startup environment
  • Mentorship from senior engineers with over 30 years of AI experience inside top tech companies, and exposure to product and business strategy
  • Opportunity to impact how our AI agents perform and the value they deliver to clients
  • Flexible hours, remote work possible (with occasional team check-ins)
  • Potential full-time role upon completion

 

How to Apply:

Please submit your resume and a short sample or description of any prompt-engineering or AI-related work you’ve done (can be academic, personal, or professional).