Senior Software Engineer, AI Prompt Engineer – GenAI Full Stack

Pacific Health Group

Senior Software Engineer & AI Prompt Engineer responsible for AI software systems at Pacific Health Group. Engaging in full-stack development with a focus on Generative AI technologies.

Posted 4/22/2026full-timeSan Diego • California • 🇺🇸 United StatesSenior💰 $82,500 - $145,500 per yearWebsite

Tech Stack

Tools & technologies

AngularAWSAzureCloudETLGoogle Cloud PlatformJavaJavaScriptMicroservicesPythonReactTypeScriptVue.js

About the role

Key responsibilities & impact

Design, develop, and optimize prompts, chains, and workflows for LLM-based applications.
Build and manage RAG pipelines, including ingestion, preprocessing, chunking, embeddings, indexing, retrieval, and evaluation.
Architect and implement agentic AI systems, including multi-step reasoning, tool usage, orchestration, and multi-agent patterns.
Establish prompt evaluation frameworks, benchmarking processes, and continuous improvement loops for quality, latency, and cost.
Apply fine-tuning and domain adaptation techniques where necessary.
Ensure responsible AI practices, including governance, safety, and reliability in production environments.
Design and build scalable backend systems using Python (FastAPI or similar) and/or Java-based architectures.
Develop modern front-end applications using React, Angular, or Vue frameworks.
Build and maintain APIs, microservices, and integrations across internal and external systems.
Ensure system performance, scalability, observability, and reliability across the stack.
Contribute to architectural decisions and long-term technical roadmap development.
Design and manage data pipelines (ETL) to support AI workflows and model performance.
Implement and maintain vector databases and embedding-based retrieval systems.
Deploy, monitor, and optimize AI models in production environments.
Optimize inference performance, scalability, and cost efficiency.
Leverage cloud platforms (AWS, GCP, Azure) and AI services such as Vertex AI.
Translate business requirements into scalable architectures, technical specifications, and delivery plans.
Lead development efforts, including system design, code reviews, and engineering best practices.
Mentor team members and promote a culture of engineering excellence and AI adoption.
Collaborate cross-functionally with product, operations, and leadership teams to deliver impactful AI solutions.
Develop and implement testing strategies across application and AI layers, including unit, integration, regression, and performance testing.
Maintain CI/CD pipelines and ensure production readiness of all systems.
Monitor system performance, manage incidents, and drive continuous optimization.
Ensure high standards of reliability, scalability, and consistency across releases.
Ensure all AI systems, data pipelines, and integrations comply with HIPAA and organizational data security standards.

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Engineering, Data Science, or a related field.
5+ years of experience in software engineering or full-stack development.
Hands-on experience with Generative AI technologies and LLMs (e.g., OpenAI, Anthropic, Gemini).
Strong experience with prompt engineering, RAG pipelines, and agent-based AI systems.
Proficiency in Python and JavaScript/TypeScript.
Experience with modern front-end frameworks (React, Angular, or Vue).
Experience with APIs, microservices architecture, and system integrations.
Familiarity with vector databases and embedding-based systems.
Experience with cloud platforms (AWS, GCP, or Azure).
Strong foundation in data structures, algorithms, and system design.

Benefits

Comp & perks

Paid Time Off (PTO)
Paid Holidays
Volunteer Time Off
Bereavement Leave
Comprehensive Medical Coverage
Flexible Spending Accounts (FSAs) and wellness-related benefits
Disability Insurance
Employee Assistance Program (EAP)
401(k) Retirement Plan
Role-based Stipends
Professional Development and Continuing Education Support
Employee Discounts
Team Events and Offsites
Career Growth and Advancement Opportunities

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

PythonJavaScriptTypeScriptReactAngularVueAPIsmicroservicesvector databasesembedding-based systems

Soft Skills

leadershipmentoringcollaborationcommunicationproblem-solvingengineering excellencecross-functional teamworkcontinuous improvementincident managementtesting strategies