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Prompt Engineering Jobs in California (NOW HIRING)

Senior AI Engineer

Dublin, CA · On-site

$117K - $161K/yr

Prompt Engineering & Optimization * Design, develop, and optimize prompt strategies for large language models to ensure accuracy, consistency, and relevance in production use cases. * Implement ...

Who you are: You're a technical problem-solver who combines prompt engineering expertise with strong customer-facing skills. You thrive on building reliable AI agents for voice and messaging channels ...

AI and Data Engineer

Santa Clara, CA · On-site

$134K - $161K/yr

Develop tools and frameworks to streamline the prompt engineering process, including prompt templates, prompt scoring metrics, and automated prompt generation capabilities. * Stay up-to-date with the ...

Senior AI/ML Engineer

Woodland Hills, CA

$109K - $150K/yr

The role focuses heavily on LLM-based applications, including prompt engineering, document processing pipelines, and embedding-based search solutions. The engineer will work with both structured and ...

Develop tools and frameworks to streamline the prompt engineering process, including prompt templates, prompt scoring metrics, and automated prompt generation capabilities. * Stay up-to-date with the ...

AI/ML Engineer, Applied Data Science

Cupertino, CA · On-site

$141K - $169K/yr

Do you enjoy the craft of prompt engineering, retrieval optimization, and grounding?.Can you build AI systems that are not just impressive demos, but reliable production tools?..The Applied Data ...

Implement and refine Prompt Engineering strategies, including structured prompts, tool-calling, and agent orchestration to ensure reliable and deterministic AI behavior. * Build secure backend ...

Prompt engineering for LLM-based applications * Document Processing * Document extraction, parsing, and chunking * Handling structured & unstructured data * Embeddings & Vector Search * Embedding ...

Implement and refine Prompt Engineering strategies, including structured prompts, tool-calling, and agent orchestration to ensure reliable and deterministic AI behavior. * Build secure backend ...

AI Lead (SAP Background Required)

Torrance, CA · On-site +1

$106K - $139K/yr

This role requires strong experience in LLMs, prompt engineering, RAG pipelines, and AI-driven automation, with a focus on POCs → production deployment. Candidates having experience building and ...

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How much do prompt engineering jobs pay per year?

As of Jun 10, 2026, the average yearly pay for prompt engineering in California is $62,152.00, according to ZipRecruiter salary data. Most workers in this role earn between $46,400.00 and $71,100.00 per year, depending on experience, location, and employer.

What is a Prompt Engineering job?

A Prompt Engineering job involves designing, refining, and optimizing prompts to improve the performance of AI language models. Prompt engineers work with large language models (LLMs) to generate accurate, relevant, and high-quality responses. They experiment with different phrasing techniques, fine-tune AI outputs, and collaborate with developers to enhance model capabilities. This role is essential in ensuring AI systems provide reliable and useful responses for various applications.

What are the key skills and qualifications needed to thrive in the Prompt Engineering position, and why are they important?

To excel in Prompt Engineering, a strong grasp of natural language processing (NLP), machine learning concepts, and analytical thinking is essential, often supported by a degree in computer science or a related field. Familiarity with AI platforms, code repositories (such as GitHub), and prompt development tools is typically required. Excellent problem-solving, creativity, and cross-functional communication skills help Prompt Engineers effectively collaborate and refine model outputs. These capabilities enable the creation of precise, effective prompts driving high-quality AI responses in rapidly evolving technical environments.

What are the most common challenges faced by Prompt Engineers in their daily work?

Prompt Engineers frequently encounter challenges such as ensuring the clarity and relevance of prompts to achieve accurate AI responses, troubleshooting inconsistent model behavior, and staying updated with evolving AI technologies. Balancing experimentation with efficiency is often essential, as iterative testing and refinement are core parts of the workflow. Collaboration with data scientists, product managers, and other engineers is common, requiring adaptability and strong communication skills. These challenges make the role dynamic and rewarding for professionals who enjoy problem-solving and innovation.

What are the most commonly searched types of Prompt Engineering jobs in California? The most popular types of Prompt Engineering jobs in California are:
What are popular job titles related to Prompt Engineering jobs in California? For Prompt Engineering jobs in California, the most frequently searched job titles are:
What job categories do people searching Prompt Engineering jobs in California look for? The top searched job categories for Prompt Engineering jobs in California are:
What cities in California are hiring for Prompt Engineering jobs? Cities in California with the most Prompt Engineering job openings:
Junior LLM Engineer (Volunteer)

Junior LLM Engineer (Volunteer)

Health4TheWorld

Palo Alto, CA • Remote

Other

Posted 28 days ago


Job description

This is currently a volunteer position. Contributors will gain hands-on experience building real-world AI systems for public health impact.

About the Role

This is an unpaid volunteer opportunity for early-career engineers interested in gaining hands-on experience building LLM-powered applications for social impact in healthcare and public health.

Commitment

  • 3–6 hours per week
  • Remote
  • Flexible schedule

Qualifications

  • 1–3 years software engineering experience (or strong portfolio)
  • 6–12 months experience working with LLM APIs or relevant projects
  • Strong Python skills
  • Familiarity with prompt engineering and basic RAG preferred

Responsibilities

  • Assist in chatbot development
  • Support prompt engineering and testing
  • Help build and test RAG pipelines
  • Contribute to documentation
  • Collaborate with senior engineers

Transparency

This is currently a volunteer position. Contributors will gain hands-on experience building real-world AI systems for public health impact.