Part-Time Principal AI Engineer - Remote Lead AI Systems

FullStack; Phoenix (AZ); Remote; USD 90,000 - 130,000; Part time

Benefits offered by this job

Competitive salary

Paid time off

Remote work

401(k) match

Career advancement

Education opportunities

Job summary

FullStack is seeking a Part-time Principal AI Engineer (Agentic AI) / Tech Lead to join our team. You will work with top startups and Fortune 500 clients, either by augmenting client teams or building a product alongside our own engineers.

We value deep expertise in agentic AI, LLMs, and modern API integrations. Strong ownership, Agile experience, and excellent English are required. This is a 100% remote role with flexible hours overlapping US PT.

Qualifications

• 8+ years of professional software engineering experience.
• Experience leading engineering teams and delivering on client requirements.
• Advanced English is required.
• The four-year college degree is required.
• Expertise in designing and shipping production-grade agentic AI applications.
• Experience with integrating LLM provider APIs and autonomous agent frameworks.

Skills

AI engineering

Team leadership

English proficiency

Four-year degree

LLM architectures

CI/CD

Client liaison

Modern API integrations

Education

Bachelor's degree

Tools

Agentic AI frameworks

Tool-calling mechanisms

LLM provider APIs

Job description

FullStack is seeking a Part-time Principal AI Engineer (Agentic AI) / Tech Lead to join our team. You will work with top startups and Fortune 500 clients, either by augmenting client teams or building a product alongside our own engineers.

We value deep expertise in agentic AI, LLMs, and modern API integrations. Strong ownership, Agile experience, and excellent English are required. This is a 100% remote role with flexible hours overlapping US PT.