AI Full Stack Engineer

Job overview

The AI Full Stack Engineer role is fully remote; compensation is $90–$110 per hour, with a 40-hour-per-week commitment. Mercor connects creative and technical talent with leading AI research labs and is headquartered in San Francisco. The engineer builds applications, services, and tools that exercise frontier model capabilities, integrating pre-release model APIs and evaluating their behavior. The role also documents integration failures and provides clear engineering feedback to research teams while delivering working software as requirements evolve.

What you'll do

• Build and ship full-stack applications, services, and internal tools
• integrate pre-release model APIs, tool interfaces, evaluation harnesses, and telemetry
• diagnose and document model and integration failure modes
• provide written feedback to research teams
• prototype against changing requirements
• collaborate on code quality, architecture, and technical documentation.

What we're looking for

Skills & competencies

ai full stack engineer

remote

mercor

python

java

rust

c#

c++

typescript

react

model apis

evaluation harnesses

telemetry

$90–$110/hour

Work arrangement

• Weekend coverage required

Why this role

Remote role with a 40-hour-per-week commitment; W-2 employment with Cincinnatus LLC is stated in the posting.

About the employer

Mercor is hiring for this role. Industry: Custom Computer Programming Services. Sector: 54.