Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Applied Mathematics Specialist

$73 per hour
Full-time

Mercor

About the job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey .

Position: Mathematics AI Evaluator

Type: Full-time or Part-time Contract Work

Compensation: $73/hour

Location: USA, UK, Canada, EU

Role Responsibilities

  • Write and refine prompts to guide model behavior in mathematical contexts.
  • Evaluate LLM-generated responses to mathematics-related queries for correctness, rigor, and logical coherence.
  • Verify mathematical claims, derivations, and proofs using domain expertise.
  • Conduct fact-checking using authoritative public sources and domain knowledge.
  • Annotate model responses by identifying strengths, areas of improvement, and factual or conceptual inaccuracies.
  • Ensure model responses align with expected conversational behavior and system guidelines.

Qualifications

Must-Have

  • PhD in Mathematics or a closely related field .
  • Demonstrated experience in Probability & Statistics .
  • Significant experience using large language models (LLMs).
  • Excellent writing skills for explaining complex mathematical concepts.
  • Strong attention to detail with the ability to notice subtle issues.
  • Experience reviewing or editing technical or academic writing.

Preferred

  • Prior experience with RLHF , model evaluation, or data annotation work.
  • Experience teaching, mentoring, or explaining mathematical concepts to non-expert audiences.
  • Familiarity with evaluation rubrics, benchmarks, or structured review frameworks.

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

Vacancy posted 19 hours ago
Similar jobs that could be interesting for youBased on the Applied Mathematics Specialist in Toronto, ON vacancy
  • $70 - $90 per hour

     ...Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey . Position: Computational Statistics and Applied Mathematics Expert (R, Python, and Matlab/Scilab) Type: Contract Compensation: $70–$90/hour Location: Remote... 
    Suggested
    Full time
    Contract work
    Summer work
    Remote work

    Mercor

    Toronto, ON
    19 hours ago
  • $61 - $77 per hour

     ...Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey . Position: Applied Mathematics Benchmark Specialist Type: Contract Compensation: $61–$77/hour Location: Remote Commitment: 10+... 
    Suggested
    Remote job
    Contract work
    Summer work

    Mercor

    Toronto, ON
    14 hours ago
  • $25 - $60 per hour

     ...Responsibilities Author clear, unambiguous, open-ended mathematical prompts that elicit evaluable AI responses . Verify prompts...  ...distinct from one another with varying difficulty levels. Apply expert judgment to assess the depth and quality of mathematical... 
    Suggested
    Full time
    Contract work
    Summer work
    Remote work

    Mercor

    Toronto, ON
    19 hours ago
  • $91.27k - $97.17k per year

     ...Position Title: Curriculum Specialist (Intermediate/Senior Mathematics) Employment Type: Full-time Contract (12-Month) | Union Salary range: $91,270...  ...as soon as possible. The Curriculum Specialist will apply a proven understanding of transferable skills, deep knowledge... 
    Suggested
    Full time
    Contract work
    Immediate start

    TVO Career

    Toronto, ON
    19 hours ago
  • $140k - $190k per year

     ...about! Your role and responsibilities: As an AI Specialist at Xanadu, you will drive applied AI initiatives by optimizing the core of our R&D efforts...  ..., pytorch, cuda, scipy, sklearn, ray, etc.). ~ Deep mathematical understanding of machine learning and optimization.... 
    Suggested
    Full time

    Xanadu

    Toronto, ON
    19 hours ago
  •  ...make a positive impact in a family's life, we would love to hear from you. Please message us if you are interested in this opportunity to become an integral part of our family. Please visit to view full details and to apply. FREE REGISTRATION and lots of jobs to choose from!
    Afternoon shift
    Weekday work

    CanadianNanny.ca

    Toronto, ON
    1 day ago
  • $144k - $157.2k per year

     ...LinkedIn profiles! Caseware International Inc. is hiring an Applied Data Scientist to help deliver AI-powered, data-driven capabilities...  ...Master’s degree in Data Science, Computer Science, Statistics, Mathematics, Engineering, or a related field. ~3+ years of experience in... 
    Permanent employment
    Full time
    Work at office
    Remote work
    Flexible hours
    3 days per week

    Caseware

    Toronto, ON
    19 hours ago
  • $20 - $30 per hour

     ...care, CPR certification, and a keen interest in providing excellent support to a loving family, please message for further information regarding this rewarding opportunity. Please visit to view full details and to apply. FREE REGISTRATION and lots of jobs to choose from!
    Hourly pay
    Part time
    Live out
    Shift work
    Night shift

    CanadianNanny.ca

    Toronto, ON
    10 days ago
  • $61 - $77 per hour

     ...Benchmark General Catalyst Peter Thiel Adam DAngelo Larry Summers and Jack Dorsey . Position: Applied Mathematics Benchmark Specialist Type: Contract Compensation: $61$77/hour Location: Remote Commitment: 10 hours/... 
    Full time
    Contract work
    Summer work
    Remote work

    Mercor

    Toronto, ON
    19 hours ago
  • $25 per hour

     ...member of our household. If you are interested in joining our family, please send us a message with your qualifications and availability. We look forward to hearing from you! Please visit to view full details and to apply. FREE REGISTRATION and lots of jobs to choose from!
    Hourly pay
    Part time
    Live out

    CanadianNanny.ca

    Toronto, ON
    2 days ago
  •  ...Research and Innovation is looking for a highly qualified Senior Applied Researcher to join our team in Toronto. In this role you...  ...bring: Masters degree or PhD in Computer Science Engineering Mathematics or a related field. Proven experience in machine learning... 
    Full time
    Immediate start

    eBay

    Toronto, ON
    19 hours ago
  • $96.84k - $177.54k per year

     ...thousands or millions per second), and unreliable ground truth.   Applied Scientists on our team work closely with engineering throughout...  ...in with something like the following experience: BS/MS in Mathematics, Computer Science, Statistics, or a related quantitative field... 
    Full time
    Worldwide

    The Trade Desk

    Toronto, ON
    16 hours ago
  • $25 per hour

     ...comfortable with light housekeeping and pet care, we invite you to message us if you are interested in this rewarding opportunity to become a part of our family's support system. Please visit to view full details and to apply. FREE REGISTRATION and lots of jobs to choose from!
    Hourly pay
    Part time
    Live out

    CanadianNanny.ca

    Toronto, ON
    19 hours ago
  • $20 per hour

     ...opportunity paying $20.00 per hour. If you take pride in your work and have a keen eye for cleanliness, I'd love to hear from you. Please send me a message if you're interested in joining our team. Please visit to view full details and to apply. Lots of jobs to choose from!
    Hourly pay
    Part time
    Flexible hours

    Housekeeper.com

    Toronto, ON
    20 hours ago
  •  ...committed to building a diverse and inclusive workplace. We encourage individuals from all backgrounds, identities, and experiences to apply—including those with non-traditional career paths. We strive to create an environment where everyone feels valued, respected, and... 
    Part time

    Farm Boy Inc.

    Toronto, ON
    3 days ago
  • $135k - $170k per year

     ...General Information: Job Title: Applied AI Engineer Location: Toronto, ON (Onsite/Hybrid) Job Type: Full-Time Hiring Timeline: Immediate Reporting Line: Head of R&D Existing Vacancy: Yes Salary Range: 135K – 170K CAD per year (negotiable)... 
    Long term contract
    Full time
    Internship
    Work at office
    Immediate start
    Remote work
    Flexible hours

    Fulfillment IQ

    Toronto, ON
    15 days ago
  • $161.5k - $209k per year

     ...community of 300,000 local service businesses. If making an impact inspires you, join us. Imagine what we’ll build together. About the Applied Science Team We’re looking for applied scientists with deep expertise in machine learning, optimization, building data products,... 
    Full time
    Seasonal work
    Local area

    Thumbtack

    Toronto, ON
    19 hours ago
  • $110k - $150k per year

     ...environment and has an unwavering commitment to creating a sense of belonging for all employees. The Opportunity We are looking for an Applied AI Engineer to join the AI Lab team within DerivativeEDGE. Reporting to the AI Lab lead, you will work closely with Engineering,... 
    Full time
    Internship
    Local area
    Remote work
    Flexible hours

    Derivative Path

    Toronto, ON
    1 day ago
  • $23.4 per hour

     ...Job title: Talent Specialist (Internal Only) Contract Start Date:...  ...and 70 The East Mall)     Apply By: 11:59pm EST on May 12th, 2026...  ...in-the-moment feedback Confident with mathematics including ability to count, addition, and... 
    Hourly pay
    Full time
    Contract work
    Internship
    Seasonal work
    Work at office
    Work visa
    Flexible hours
    Shift work
    Night shift
    Day shift
    Afternoon shift
    Early shift

    Lush & Co. Spa

    Toronto, ON
    19 hours ago
  • $10k per year

     ...communication skills with comfort writing technical content ~ Strong product sense ~ Thrive in highly autonomous work environments Applying If there appears to be a fit, we'll reach out to schedule 2-3 short technicals. After, we'll schedule an on-site in our office,... 
    Full time
    Work at office

    Ad Steel

    Toronto, ON
    19 hours ago
  • $82k per year

     ...Here’s the opportunity: Data & Insights Specialist Futurpreneur is looking for an experienced...  ...and influence. The candidate will have mathematical and statistical expertise, along with...  ...every touchpoint with people HOW TO APPLY: Qualified candidates are invited to... 
    Long term contract
    Permanent employment
    Full time
    Work at office
    Flexible hours

    Futurpreneur

    Toronto, ON
    19 hours ago
  •  ...API , Open Source , Character and Custom Models blog posts, and try Ideogram at ideogram.ai . The Opportunity As an Applied ML Engineer at Ideogram, you’ll bridge research and product – turning frontier generative models into production features across our... 
    Full time
    Work at office

    Ideogram

    Toronto, ON
    19 hours ago
  •  ...Are you excited about working at the forefront of applied research in an industry setting? Thomson Reuters Labs in Toronto is seeking scientists with a passion for solving problems using state-of-the-art information retrieval, natural language processing and generative AI... 
    Full time
    Work at office
    Local area
    Worldwide
    Flexible hours

    Thomson Reuters

    Toronto, ON
    19 hours ago
  •  ...deliver. We support the organization and our customers through applied research and development of new products and technologies. The...  ...of a diverse, interdisciplinary global team of experts. We hire specialists in Information Retrieval, Natural Language Processing, and Machine... 
    Long term contract
    Full time
    Internship
    Local area
    Flexible hours

    Thomson Reuters

    Toronto, ON
    19 hours ago
  • We're a small team obsessed with deep thinking, speed, craftsmanship, and a customer-focused approach, committed to building the best care experience in healthcare with a 30-year horizon. Our team has built and launched numerous products from 0-to-1, scaled startups from 10...
    Long term contract
    Full time

    Stealth Hc

    Toronto, ON
    19 hours ago
  • $100 - $160 per hour

     ...reasoning and rigor in model outputs . Review complex mathematical content for alignment with domain principles and methodologies...  ...Experience in Quant Trading , Bioinformatics , Astrophysics , or Applied Computational Mathematics . Proficiency with cloud-based... 
    Full time
    Contract work
    Summer work

    Mercor

    Toronto, ON
    19 hours ago
  • $70k - $85k per year

     ...Position: Supply Chain Specialist Position Reports To: Plant Manager Position Overview...  ...(MS Dynamics 365) is an asset. ~ Apply knowledge of supply chain requirements and...  ...company. ~ Ability to perform above average mathematical computations. ~ Excellent time... 
    Long term contract
    Full time
    Work at office
    Local area
    Flexible hours

    Greenstone Meats

    Toronto, ON
    19 hours ago
  • $70 - $90 per hour

     ...include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey . Position: Mathematics, Biology, Chemistry, and Physics Professional Type: Freelance Compensation: $70–$90/hour Duration: 1–2... 
    Full time
    Summer work
    Freelance
    Immediate start

    Mercor

    Toronto, ON
    19 hours ago
  • $50 per hour

     ...50/hour Location: Remote Role Responsibilities Evaluate the accuracy and depth of AI-generated content in Mathematics to strengthen reasoning and rigor in model outputs . Review complex mathematical content for alignment with domain... 
    Full time
    Contract work
    Summer work
    Remote work

    Mercor

    Toronto, ON
    19 hours ago
  • $140k - $175k per year

     ...Are you excited about working at the forefront of applied research in an industry setting? TR Labs is the AI Research & Development arm of Thomas Reuters. We are seeking scientists with a passion for solving problems using state-of-the-art artificial intelligence and machine... 
    Full time
    Work at office
    Local area
    Flexible hours
    2 days per week
    3 days per week

    Thomson Reuters

    Toronto, ON
    19 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Applied Mathematics Specialist. Be the first to apply!