Chemistry Specialist
$35 - $60 per hourCrossing Hurdles
Overview Crossing Hurdles is a recruitment firm that refers top candidates to partners working with the world’s leading AI research labs to help build and train cutting-edge AI models. Position details Position: Chemistry Expert Type: Contractor / Freelancer (no medical or paid leave) Compensation: $35–$60/hour (location-dependent) Location: Remote Base pay range $35.00/hr - $60.00/hr Role Responsibilities Review and verify AI-generated chemistry content, ensuring accuracy, clarity, and logical consistency. Develop and solve chemistry problems (organic, inorganic, physical chemistry, analytical methods, spectroscopy) to probe model limitations. Provide detailed, structured feedback and corrections to refine model outputs. Help define new evaluation benchmarks aligned with STEM curricula across levels. Collaborate remotely with LLM researchers and internal engineering teams to guide output quality. Candidate Requirements Advanced degree (Master’s/PhD/Postdoc) in Chemistry or related discipline. Strong analytical, logical reasoning, and research skills. Creative and lateral thinking abilities. Excellent written communication and collaboration in a remote setting. Ability to provide constructive, detailed annotations. Publication record preferred (links to Google Scholar, ResearchGate, etc.). Guidelines for Application Mention active phone number and professional email address. Mention updated, publicly accessible LinkedIn profile (reflecting recent roles, projects, and achievements). Mention links to publications, academic papers, or research contributions (if applicable, highly encouraged). Mention detailed work history highlighting mathematics-related teaching, research, or professional experience. Senior/Employment details Seniority level: Mid-Senior level Employment type: Contract Job function: Research, Science, and Information Technology Industries: Research Services and Biotechnology Research #J-18808-Ljbffr
$50 - $90 per hour
...Back Chemistry Specialist Life Science Available in All Countries About the Role We are looking for chemists with deep expertise in a specific subdiscipline to help train and evaluate AI models. You will write and review questions in your area and judge...SuggestedHourly payFor contractorsRemote work$50 per hour
...Remote contract for PhDs in Chemistry, Chemical Engineering, or related fields. Work on cutting-edge projects with top AI labs while earning up to $50+/hour, fully remote, with flexible weekly hours. No AI experience required Role Overview Help fine-tune large language...SuggestedContract workRemote workFlexible hours- ...Chemistry Specialist (Masters/PhDs) - AI Training About the Role What if your years of chemistry expertise could directly shape how AI reasons through the most complex scientific problems in the world? We're looking for Chemistry Specialists - Masters and PhD...SuggestedHourly payOngoing contractContract workFreelanceRemote workFlexible hours
$110 per hour
...Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey . Position: Chemistry Research Collaborator (Part-time) Type: Contract Compensation: $80-$110/hour Location: Remote Commitment: Up to 20 hours/week Role...SuggestedRemote jobContract workPart timeSummer work- ...respect & intention by adhering to the global principles of green chemistry. We take our commitment to nature and sustainability to all... ..., natural, and ageless beauty. We are seeking anInfluencer Specialist to join our global social and influencer team. You will play a...SuggestedSeasonal workShift work
- ...with a CBRN lens. You will rank multiple responses and write expert feedback to help improve AI training. Applicants should have chemistry/biochemistry, radiology, nuclear, or explosives experience, plus AI safety or red-teaming background and fluent English. Flexible,...Part timeFor contractorsFlexible hours
- ...make advanced AI models safer. You'll apply your scientific expertise to evaluate and strengthen how these models handle specialized chemistry topics. No prior AI/ML experience is required — we'll train you on the workflow. What you'll do Write expert‑level prompts across...Part timeImmediate start
$50 per hour
Remote contract for PhDs in Chemistry, Chemical Engineering, or related fields. Work on cutting-edge projects with top AI labs while earning up to $50+/hour, fully remote, with flexible weekly hours. No AI experience required. Role Overview Help fine-tune large language...Remote jobContract workFlexible hours$61 - $77 per hour
..., General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey . Position: Applied Chemistry Benchmark Specialist Type: Contract Compensation: $61–$77/hour Location: Remote Commitment: 10+ hours/week Role Responsibilities...Contract workSummer workRemote work$110.54k - $172.73k
...As we create a colorful, capable and cleaner world through chemistry, we invite you to join our team to harness the power of chemistry... ...modern living depend on Chemours chemistry. Industrial Hygiene Specialist to join the Workplace Safety Center of Excellence (COE) team....Local area$8 - $65 per hour
Are you a PhD-trained Chemistry professional fluent in Arabic and eager to shape the future of AI? Large-scale language models are evolving... ...of AI. We're looking for a highly skilled Chemistry specialist fluent in Arabic who can bring subject matter expertise, linguistic...Hourly payContract workFor contractorsFreelanceRemote workWorldwide$65 - $75 per hour
...Contract Compensation: $65–$75/hour Location: Remote Role Responsibilities Write challenging single-turn prompts in chemistry and chemical safety , labeled as benign, dual-use, or adversarial. Evaluate model responses against a defined policy...Hourly payWeekly payContract workFor contractorsSummer workRemote work$65 - $75 per unit
...Compensation: $65–$75 per task Location: Remote Role Responsibilities Write challenging single-turn prompts in chemistry and chemical safety , labeled as benign, dual-use, or adversarial. Evaluate model responses against a defined policy standard...Hourly payWeekly payContract workFor contractorsSummer workRemote work- We are seeking a detail-oriented professional to support payment operations, transaction investigations, and related financial processing activities. This role is responsible for researching payment issues, resolving exceptions, processing adjustments or reimbursements...Full timeWork at office
- ...Analytical Chemistry Specialist - AI Trainer, New Grad (Remote) Join to apply for the Analytical Chemistry Specialist - AI Trainer, New Grad (Remote) role at Jobright.ai Analytical Chemistry Specialist - AI Trainer, New Grad (Remote) Join to apply for the Analytical Chemistry...Full timeContract workFreelanceH1bRemote workWorldwide
$25 - $31 per hour
...affirm beauty and joy in its entirety. Parfums Christian Dior is part of the LVMH Group. Job Description The Skincare Specialist is the Dior Ambassador and promotes with passion the Dior Brand and Values. As a member of the Dior team, she/he demonstrates a...Work at officeRemote workWeekend workAfternoon shift$72.5k - $154.3k
Job ID: R_361450Company: MarshLocation: New York, United States of America | Chicago, Illinois, United States of America | Philadelphia, Pennsylvania, United States of AmericaEmployment type: RegularCategory: Customer ServicesIndustry: Real EstateSalary: 125000Posted: 2...Minimum wageWork at officeLocal areaRemote workFlexible hours3 days per week1 day per week$89.59k - $197.46k
...excellence, delivers meaningful impact, and empowers you to shape your own future.KPMG is currently seeking a Senior Associate, Credit Specialist to join our Audit practice.Responsibilities:Execute the day-to-day activities of credit specialist component of audit engagements...H1bLocal area$220k - $270k
...career here for you. Join our team today! \n \n \n Job Summary\n \n \n \n Position title: Physical medicine and rehabilitation Specialist (PM&R) \n \n Job Summary: The Physical medicine and rehabilitation Specialist also known as Physiatrist evaluates and...Work at office$145k
...the possibilities We Want to Talk to You! The Difference You Make: We are looking for an experienced PolyPath Market Risk Specialist with strong technical and business knowledge to support pricing, valuation, and market risk activities within a large banking or...Hourly payFull timeContract workWork experience placementShift work$19.05 per hour
Job Description Job Description If you are a current YAI employee, please click this link to apply through your Workday account. About the Position: YAI is seeking a creative, passionate, and highly motivated professional for our Community Habilitation...Full timePart timeImmediate startFlexible hours$23.1 per hour
...across all ages. YAI empowers people with disabilities to reach their goals every day. We are currently seeking a Health Care Specialist (HCS) to work full-time at our Bay Ridge 3 IRA . The HCS will provide medical oversight to the people we support in their...Full time- Job Description Job Description REAL Inc. is seeking Direct Care Staff to assist individuals in acquiring, developing and accessing functional skills and supports (both social and environmental) needed to perform more successfully in the community and at home. Available...Monday to FridayShift workWeekend work
$50k - $90k
...Job Description Job Description Refrigerant Leak Specialist – Commercial Refrigeration Company: Leak Logics Location: Albany, NY (Travel throughout the Capital Region and surrounding areas) Compensation & Benefits ~ Salary: $50,000–$90,000 annually, based...$30 - $35 per hour
...Job Description Job Description Facility Specialist ~ Arbitration Firm ~ Provide High level concierge Service ~ Assist Front Desk with check in ~ Facilitate room Rental process from beginning to end ~ Coordinate with outside vendors on A/V setup ~...Temporary workWork at office- ...framework and is complemented with dedicated coaching, leadership alignment, milestone completion and compensation. The Performance Specialist is responsible for supporting the overall incentive compensation plan of the Advisor Growth Program. The Performance Specialist...
$25 per hour
...Job Description Job Description The Cathedral Church of St. John the Divine Job title: Facilities Maintenance and Repair Specialist (Part-time) The Cathedral of St. John the Divine is the world’s largest cathedral. Our goal, each and every day, is to present...Part timeSummer work3 days per week$83k - $173k
...experience preferred)Highly experienced in Liquid Chromatography-Mass Spectrometry and biologic sample preparationAdvanced knowledge of chemistry involved in method development proceduresExperience with regulated bioanalysis, method development, LBA/Liquid Chromatography-Mass...Full timePart timeImmediate startWork from homeWorldwide- ...relevant research experience and educationThe ideal candidate will have a BSc or MS in bioengineering, biophysics, stem cell biology, chemistry or a related field.0-2 years of research/laboratory experienceSuccessful candidates would have experiences with tissue culture,...Hourly payTraineeshipLocal area
$8 - $65 per hour
...AI responses on mass spectrometry, HPLC, GC, and NMR. Document errors and apply QA/QC principles. Requirements: PhD in analytical chemistry preferred. Strong laboratory and instrumentation experience. Hourly pay of $8-$65 and remote work. Contribute to impactful AI systems...Remote jobHourly payFreelance
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