Note: The job is a remote job and is open to candidates in USA. Mercor connects elite creative and technical talent with leading AI research labs. The company is seeking a Senior Software Engineer, Full Stack to build applications, services, and internal tools that exercise frontier model capabilities, integrate pre-release model APIs, and evaluate model performance. The role also involves rapid prototyping, diagnosing integration failures, and collaborating on code quality, architecture, and documentation.
Responsibilities
- Build and ship full-stack applications, services, and internal tools in Python, Java, Rust, C#, C++, or TypeScript to exercise frontier model capabilities
- Integrate pre-release model APIs into working software, including tool interfaces, evaluation harnesses, and telemetry
- Diagnose and document model and integration failure modes, translating engineering observations into clear written feedback for the research team
- Prototype quickly against shifting requirements, delivering working increments with limited up-front specification
- Collaborate with the engineering manager and other engineers to maintain consistency in code quality, architecture, and technical documentation
Skills
- 6+ years of professional experience building and shipping production software
- Deep production experience in at least one of Python, Java, Rust, C#, or C++
- Hands-on ownership across the stack: backend service and API design, a modern front-end framework (React or equivalent), data modeling, and cloud deployment
- Ability to onboard onto an unfamiliar codebase and deliver working code quickly
- Strong written communication skills
Benefits
- Remote work arrangement
- W-2 employment with Cincinnatus LLC
Company Overview
Company H1B Sponsorship