Jobs for data annotator at Chicago

About The Role Senior data annotation jobs in Chicago focus on building and evaluating training datasets for modern AI systems, including LLM training pipelines, RLHF, and multimodal annotation. This is a remote, full-time role aligned to Chicago/US hiring requirements. What You Will Do Plan and lead data labeling projects across NLP, computer vision, and...

This is a remote, project-based role for experienced practitioners across any professional domain who can apply their real-world expertise to data annotation tasks. You will review, label, and evaluate data samples — including text, documents, model outputs, and domain-specific content — providing expert judgment, structured annotations, and reasoned...

Data Scientist (Masters) — AI Data Trainer About The Role What if your expertise in machine learning, statistical inference, and data engineering could directly shape how the world's most advanced AI systems reason through complex problems? We're looking for data scientists with graduate-level training to challenge, audit, and refine cutting-edge AI...

Data Security & DLP Analyst (AI Training) About The Role We partner with the world's leading AI research teams to build smarter, safer AI systems. Now we're looking for data security professionals who understand how sensitive information is exposed, detected, and protected in the real world — and want to put that knowledge to work shaping the next...

Description Who We Are: Dedicated to making a difference in law enforcement agencies across the U.S., our mission is to transform policing by elevating officer performance with a preventative-based early intervention system. Driven by data science and powered by machine learning, our offering analyzes officer performance data in order to identify...

Environmental Engineering — AI Data Trainer About The Role We partner with the world's leading AI research labs to build smarter, more technically accurate AI models. Now, we're looking for environmental engineers to bring their domain expertise to the frontier of AI development. Your knowledge of water treatment, air quality, and hazardous waste isn't...

Description Who We Are: Dedicated to making a difference in law enforcement agencies across the U.S., our mission is to transform policing by elevating officer performance with a preventative-based early intervention system. Driven by data science and powered by machine learning, our offering analyzes officer performance data in order to identify...

Precision Medicine Data Lead (AI Training) About The Role What if your expertise in genomic and clinical data could directly shape how AI understands and advances personalized medicine for patients around the world? We're looking for a Precision Medicine Data Lead to bring together complex healthcare datasets, drive analytical strategy, and help train AI...

Hospital Health Data Governance Lead (AI Training) About The Role What if your expertise in healthcare data governance could directly shape how AI understands and reasons about hospital systems, clinical workflows, and health data compliance? We're looking for experienced health data governance leaders to help build and evaluate AI models that need to...

Biotech Health Data Governance Lead (AI Training) About The Role What if your expertise in clinical data and regulatory compliance could directly shape how AI understands and handles some of the most sensitive — and consequential — data in the world? We're looking for a Biotech Health Data Governance Lead to ensure that research and clinical trial data...

Job Title: Senior Java Developer Location: Chicago, ILEmployment Type: Full-timeMust be legally authorized to work in the United States for any employer without sponsorship.We are hiring a Senior Java Developer with 5+ years of experience to build and maintain scalable Java microservices in a fast-paced environment. You will work independently on complex...

Chemistry Masters – AI Data Trainer About The Role We're looking for chemistry experts to help train and improve the next generation of AI models. At Alignerr, we partner with the world's leading AI research labs — and we need people who think rigorously about chemistry to help these systems reason better, solve harder problems, and produce more...

Applied Physics — AI Data Trainer About The Role What if your deep expertise in physics could directly shape how AI understands the physical world — from quantum mechanics to thermodynamics to the fundamental laws that govern reality? We're looking for PhD-level Applied Physicists to stress-test cutting-edge AI models, expose their reasoning failures,...

Business Performance Analyst (AI Training) About The Role What if your business acumen and leadership skills could directly shape how AI understands strategy, finance, and organizational decision-making? We're looking for experienced Business Analysts to lead and mentor a team of content specialists creating high-quality, business-focused material that...

Applied Physics Specialist (AI Training) About The Role What if your expertise in physics could directly shape how AI understands the fundamental laws of the universe? We're looking for PhD-level Applied Physicists to stress-test cutting-edge AI models — probing their reasoning across quantum mechanics, electrodynamics, thermodynamics, and beyond. This...

Biology Masters - AI Data Trainer Location: Remote About The Job At Alignerr, we partner with the world’s leading AI research teams and labs to build and train cutting-edge AI models. Remote contract for Masters in Biology, Biotechnology, Biochemistry, or related fields. Work on cutting-edge projects with top AI labs while earning up to $35+/hour,...

Physics Masters – AI Data Trainer About The Role We're looking for Physics Masters graduates and students to help train and evaluate cutting-edge AI models. Your deep understanding of physics will directly shape how AI reasons through complex scientific problems — contributing to some of the most advanced AI research happening today. This is a fully...

Accounting Instructor (AI Training) About The Role We're looking for experienced accounting instructors to help shape how AI understands financial concepts. Your expertise will directly influence the accuracy and quality of AI systems trained on accounting principles — making a real impact on how the next generation of AI handles financial...

Econometrics Instructor (AI Training) About The Role We're looking for experienced econometrics instructors and quantitative economists to help shape the next generation of AI. Your expertise will directly influence how AI systems reason through statistical models, causal inference, and economic data — making a real and lasting impact on how these tools...

Biochemist – AI Data Trainer About The Role Your deep expertise in biochemistry is more valuable than you might think — beyond the lab. Alignerr partners with the world's leading AI research teams to build and train cutting-edge scientific AI models, and we need PhD-level biochemists to help get it right. In this role, you'll challenge and refine...