Posted Aug 29, 2026

Computational Chemistry Problem Designer

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About OpenTrain OpenTrain AI is the hiring and contracting organization for this opportunity. OpenTrain helps people build careers in AI training and data labeling, where expert contributors shape the systems behind modern artificial intelligence. • Remote, project-based contract work • Part-time schedule with a requirement of 20+ hours per week • Compensation based on the complexity and expertise required for each task About AI Training Work AI training combines human expertise with advanced technology. Contributors create, review, and evaluate high-quality examples that help AI systems reason more accurately, including specialized scientific and programming content. • Work directly on cutting-edge AI training projects • Use your scientific and technical expertise to evaluate model-ready content • Join a fast-growing field with flexible remote opportunities The Role As a Computational Chemistry Problem Designer, you will create original, research-grade problems that require advanced reasoning in physical chemistry, quantum chemistry, and molecular modeling. Problems should reflect authentic research workflows and should not be easily solvable by hand. You will also develop comprehensive, fully verified solutions and use Python and computational chemistry libraries to validate each problem set. The work includes both content creation and code annotation or review. • Part-time, project-based contractor opportunity • 20+ hours per week • Intermediate experience level • Pay range of $15-$60 USD per hour • Compensation linked to task complexity and required expertise What You'll Do You will design challenging computational chemistry tasks for AI training and evaluation. Each problem should require meaningful computational reasoning and be supported by a solution that can withstand research-level scrutiny. • Design original problems in physical chemistry, quantum chemistry, and molecular modeling • Write clear, research-grade problem statements • Develop comprehensive and fully verified solutions • Use Python to validate problems and solutions • Work with computational chemistry libraries • Model authentic research workflows • Annotate or review code connected to computational chemistry problems • Evaluate technical correctness and reasoning quality Requirements This role requires a PhD in chemistry or a relevant field, along with research-level familiarity with computational and quantum chemistry. Applicants should be able to combine advanced scientific knowledge, programming, and strong technical writing. • PhD in chemistry or a relevant field • At least 3 years of computational chemistry experience • Expertise in physical and quantum chemistry • Research-level computational and quantum chemistry subject-matter familiarity • Proficiency in Python • Knowledge of computational chemistry libraries • Experience developing research problems • Strong scientific writing skills • Hands-on code annotation or code review experience • Submit a CV in English indicating your level of English proficiency • Include an email address and phone number with your application Location Eligibility This opportunity is listed as worldwide, subject to the following restricted locations. Applicants located in these places are not eligible for acquisition for this project. • Countries and territories: Iran, Cuba, North Korea, Syria, Sudan, Venezuela, Myanmar, Russia, Belarus, Palestine, Switzerland, China, Taiwan, Kenya • U.S. states: Alaska, Arkansas, California, Connecticut, Delaware, Georgia, Hawaii, Illinois, Indiana, Kansas, Louisiana, Maine, Maryland, Massachusetts, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, Ohio, Oregon, Tennessee, Utah, Vermont, Washington, and West Virginia • Other restricted locations: Antarctica, Aruba, Åland Islands, Saint Barthélemy, Bonaire, Sint Eustatius and Saba, Bouvet Island, Cocos (Keeling) Islands, Democratic Republic of the Congo, Cook Islands, Christmas Island, Western Sahara, Falkland Islands (Malvinas), French Guiana, Guadeloupe, South Ge How to Apply Create a free OpenTrain account and apply in minutes. Include your English-language CV, English proficiency level, email address, and phone number so your application can be reviewed for this specialized project. • Confirm that your location is eligible • Prepare an English CV highlighting computational chemistry experience • Show your Python, computational chemistry library, and code review experience • Apply through OpenTrain AI