Full Stack Software Engineer (Remote)

Role: Full Stack Software Engineer (Remote) Location: Remote (Work from Anywhere) Role Overview: We are hiring for one of our clients, seeking a Software Engineer, Full Stack (Python, Java, Rust, C#, C++) to work on a full-time basis. You will join a leading AI lab’s GenAI team to build foundational AI models from the ground up, shipping production software on frontier models before they ship. Engineers work directly with the AI lab’s engineering manager on fast-moving projects and are expected to onboard quickly and contribute working code early. Key Responsibilities:

• Build and ship full-stack applications, services, and internal tools—using Python, Java, Rust, C#, C++, or TypeScript—that exercise frontier model capabilities end to end.
• 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.

Required Skills & Qualifications:

• 3+ years of dedicated professional experience building and shipping production software at a recognized, top-tier organization.
• Production experience in at least one of Python, Java, Rust, C#, or C++, plus working proficiency in a second language.
• Hands-on experience with modern application stacks and full-stack development workflows.
• Familiarity with API integration, evaluation frameworks, and telemetry systems.
• Ability to rapidly onboard, adapt to evolving requirements, and deliver working code.
• Strong written communication skills for documenting technical observations and feedback.

More About the Opportunity: This role offers a unique opportunity to work with a global leader in the Technology, Information and Internet | Research Services industry, contributing to the development of the most advanced large language models. The position is a W-2 employment with Cincinnatus LLC, with the opportunity to be placed at the AI lab as part of their extended workforce. Equal Opportunity Employer: We hire based on skills and expertise. All qualified candidates are welcome regardless of background, experience, or prior employment history. Applications are reviewed solely on demonstrated technical ability and qualifications. Apply Now! Hire Feed