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Machine Learning Evaluation Specialist (Remote) at G2i Inc.. Remote Location: Remote. Machine Learning Evaluation Specialist (Remote). List of accepted countries and locations. Important for US applicants: This is a 1099 independent contractor role and is not compatible with F-1 OPT, STEM OPT, or other visa statuses that require W-2 employment, guaranteed hours, or employer sponsorship. We are unable to provide offer letters or employment verification for this role.. Help design the hardest ML problems state-of-the-art AI hasn't solved yet.. We're hiring domain experts to build evaluation tasks that challenge the frontier of AI. This is not an ML engineering role — it's a research role. You'll use deep expertise in your field to create problems that general ML knowledge can't touch.. What you'll do. Propose and frame original, research-grade ML problems rooted in your domain. Design evaluation tasks that require specialized knowledge well beyond standard pipelines. Assess AI-generated solutions for correctness, creativity, and methodological rigor — and explain exactly where and why they fall short. Document problem difficulty, required domain knowledge, and expected failure modes. What you need. Graduate-level expertise (MS or PhD preferred) in a scientific or technical domain that intersects with ML. Strong working knowledge of ML methods — model selection, feature engineering, evaluation metrics. Deep familiarity with active research problems in your field — you know where general ML knowledge runs out. Excellent written communication — you can articulate complex problems clearly and precisely. This cannot be overstated.. Self-motivated and comfortable working independently on intellectually demanding tasks. What you don't need. No prior AI training or RLHF experience required. No software engineering background needed — domain expertise and research instincts are what matter. Domains we're especially looking for. Computational Biology / Bioinformatics. Genomics / Molecular Biology. Physics / Astrophysics / Signal Processing. Climate / Environmental Modeling. Healthcare / Medical Imaging. Neuroscience / Brain-Computer Interfaces. Materials Science / Chemistry. Finance / Quantitative Modeling. Robotics / Control Systems / Reinforcement Learning. Advanced NLP (specialized domains). Mathematics / Statistics (applied). Logistics. Fully remote — work from anywhere. $200–$400/hr depending on domain and seniority. 10–40 hrs/week, hourly contract. Assessment required — paid if approved. Independent contractor (1099) — not compatible with F-1 OPT, STEM OPT, or visa statuses requiring W-2 employment or employer sponsorship. ⚠️ This is a project-based, freelance opportunity with no guaranteed hours. We recommend keeping other work options open while waiting for project assignment.