Contract Ai Evaluation Engineer: Build Tough Ai Tests

Braintrust is seeking a seasoned software engineer to help a top AI lab evaluate and improve large language models through security-focused coding tasks. You will evaluate vulnerabilities, reproduce exploits, verify patches, and create prompts and reference answers; assess model outputs for code generation, debugging and refactoring. Remote contracting with...

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for an AI Evaluation Engineer based in Portugal. As a founding AI Evaluation Engineer, you will design and build the evaluation, testing, and observability infrastructure that ensures production-grade AI agents perform reliably,...

Circle is building the world’s leading AI-powered, all-in-one platform for digital businesses, with a fully remote team and a strong focus on high-impact AI quality engineering. We are seeking a Lead Engineer to build evaluation frameworks, observability tooling, and diagnostic infrastructure for AI agents, while growing and leading the AI Quality...

Circle Internet Financial is hiring a Lead Engineer for the AI Quality engineering team. You will build evaluation frameworks, observability tooling, and diagnostic infrastructure to ensure AI agents perform reliably and cost-efficiently. This is a hands-on, player-coach role with leadership responsibilities. You’ll lead the team, set technical direction,...

YO AI Labs is seeking a highly skilled Full-Stack Software Engineer to support an AI training project focused on software development, debugging, code evaluation, and problem-solving. The role is fully remote, contractor-based, approx. 15 hours per week, with a flexible schedule. You will work across frontend and backend, build features, APIs, and data...

EPAM Systems in Portugal seeks an Agent Evaluation Engineer to design and maintain a build-time evaluation framework for AI agents. You will implement automated tests, staging validations, and deployment gates integrated with production feedback to ensure robustness. You will develop multi-layer evaluation suites blending deterministic checks with...

EPAM Systems, Inc. is seeking an Agent Evaluation Engineer to build evaluation frameworks for AI agents, combining deterministic and LLM-based grading with CI/CD deployment gates. You will design multi-layer evaluation suites, simulate multi-turn conversations, and establish reliability metrics, including pass@k metrics and staging validations. The role is...

Feedzai is seeking a Quality Assurance Engineer to elevate QA across multiple concurrent projects with a Quality First mindset. You will design AI agents, agent skills, and automated scripts to optimize processes and improve code quality. You’ll collaborate with project and engineering teams to build resilient, scalable quality systems from design to...

This opportunity is ideal for experienced Structural Engineers who enjoy solving complex engineering problems and want to apply their expertise to cutting-edge AI technology. What You'll Do: - Design realistic AI training tasks based on structural engineering concepts and real-world design challenges. - Create clear engineering problem statements covering...