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

Chief Data Scientist

$70 - $100 per hour

Mercor

Job Description

Job Description

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: Data Science Experts
Type: Contract
Compensation: $70–$100/hour
Location: Remote
Commitment: 40 hours/week

Role Responsibilities

  • Guide research and engineering teams on data science methodology , statistical inference , and modeling best practices .
  • Design challenging data science tasks and write accurate, well-structured analytical solutions.
  • Evaluate data science tasks and solutions produced by AI systems and other experts; provide clear written technical feedback to improve correctness and rigor.
  • Develop guidelines and evaluation frameworks to assess the quality of statistical reasoning , ML pipeline design , and data analysis approaches .
  • Collaborate with other subject matter experts to ensure consistency and accuracy in training data.

Qualifications

Must-Have

  • 3+ years of professional or research experience in data science , data analysis , statistical modeling , or applied machine learning .
  • Ability to commit to 40 hours per week during weekdays for the duration of the engagement.
  • Strong written communication skills and the ability to explain analytical decisions and modeling choices clearly.

Preferred

  • Prior experience with data annotation , labeling, evaluation, or human feedback collection.
  • Experience with LLMs , AI systems , or agentic workflows; familiarity with agentic frameworks.

Compensation & Legal

  • W-2 employment with Cincinnatus LLC.

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 24 days ago
Similar jobs that could be interesting for youBased on the Chief Data Scientist in San Francisco, CA vacancy
  • $185k - $235k

     ...but not limited to, an individual's qualifications, location where the role is performed, internal equity, and alignment with market data. Why Join Stand At Stand, you’ll help build a new class of global property protection. We use advanced physics and AI to model... 
    Suggested
    Full time
    Temporary work
    H1b
    Work at office
    Remote work
    Visa sponsorship
    Work visa
    Flexible hours

    Slope

    San Francisco, CA
    1 day ago
  •  ...A leading financial technology company in San Francisco is seeking a Senior Research Scientist to lead applied research on their foundation model. You will design model architectures and develop end-to-end machine learning systems that enhance product capabilities. Candidates... 
    Suggested

    Plaid

    San Francisco, CA
    23 hours ago
  • $185k - $235k

     ...Stand Insurance is seeking an ML Engineer to enhance its data annotation pipeline using computer vision and machine learning systems. The role involves significant ownership of operational processes to improve automation and reduce costs in policy delivery. Key responsibilities... 
    Suggested

    Stand Insurance

    San Francisco, CA
    23 hours ago
  •  ...Machine Learning Engineer, Data Quality Rime builds voice AI for enterprises running customer experiences at scale. Our text-to-speech models are purpose-built for high-volume conversational deployments, engineered for the pronunciation accuracy, latency, and deployment... 
    Suggested
    Remote work
    Visa sponsorship

    Rime Labs

    San Francisco, CA
    2 days ago
  •  ...Seeking Founding Data Scientists and Machine Learning Engineers Imagine Multiplying Your Impact You've unlocked major wins in your career - you've shipped models, moved key metrics, and proved what great data science and machine learning can do. You've bent the... 
    Suggested
    Remote work

    Palladio AI, Inc

    San Francisco, CA
    4 days ago
  •  ...Architecting ML training, validation and inference pipelines Designing and implementing approaches to maximizing the potential of data in AI models Defining creative solutions to deep problems, and communicating your ideas to the team Requirements: PhD... 

    NovumTech Partners

    San Francisco, CA
    3 days ago
  •  ...Data Science & ML Ops Engineer We are seeking a hybrid Data Science & ML Ops Engineer to drive the full lifecycle of machine learning solutions—from data exploration and model development to scalable deployment and monitoring. This role bridges the gap between data... 

    Apolis

    San Francisco, CA
    3 days ago
  •  ...top AI labs and global tech companies to build the foundational data layer that will power the next generation of AI-driven drug...  ...scientific leader to oversee and execute our data strategy. We need a scientist who can lead—not just manage—and who brings a wealth of "big... 
    For contractors

    Oakwell Hampton Group

    San Francisco, CA
    1 day ago
  •  ...Slope is seeking a Machine Learning Engineer in San Francisco to own tooling for data annotation for computer vision. You will improve automation and reduce costs while ensuring quality in our data pipeline. The ideal candidate has robust experience in ML and computer... 
    Flexible hours

    Slope

    San Francisco, CA
    1 day ago
  •  ...A leading AI research company in San Francisco seeks a Research Scientist with a strong interest in data to shape AI models. You will design datasets, evaluate data quality, and experiment with data collection. Ideal candidates are curious about data's role in AI performance... 

    Prophet Town

    San Francisco, CA
    23 hours ago
  •  ...Actuarial Data Scientist Shepherd is building the data infrastructure and predictive models that power modern commercial insurance. As an Actuarial Data Scientist on the Actuarial & Predictive Analytics team, you will own the development of pricing models starting... 

    Shepherd

    San Francisco, CA
    3 days ago
  • $50 - $70 per hour

    A leading AI research platform seeks talented PhD Data Scientists for part-time remote roles supporting innovative projects. Ideal candidates will have research experience, strong communication skills, and a PhD in relevant fields. Compensation ranges from $50 to $70 per... 
    Hourly pay
    Part time
    Remote work
    Flexible hours

    Aligned Labs

    San Francisco, CA
    11 days ago
  •  ...most important work of your career. About the team Our Data Science team partners deeply with teams across Stripe to ensure...  ...to make decisions and grow responsibly. We're looking for data scientists with a passion for analyzing data, building machine learning and... 
    Summer work
    Internship
    Immediate start

    Stripe

    San Francisco, CA
    5 days ago
  •  ...Data Scientist, GTM New York City, NY; San Francisco, CA | New York City, NY About Anthropic Anthropic's mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our... 
    Work at office
    Visa sponsorship
    Flexible hours

    Anthropic

    San Francisco, CA
    3 days ago
  •  ...performance by transforming every night of sleep into a personalized, data‑driven recovery experience. We are trusted by high performers,...  ...easier –this isn’t it. The Role We’re seeking a Data Scientist to join our Data & Analytics team within the Growth... 
    Full time
    Immediate start
    Remote work
    Worldwide
    Flexible hours
    Night shift

    Eight Sleep

    San Francisco, CA
    3 days ago
  • $275k - $370k

     ...Data Scientist, Policy New York City, NY; San Francisco, CA | New York City, NY; Washington, DC About Anthropic Anthropic's mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society... 
    Work at office
    Visa sponsorship
    Flexible hours

    Anthropic

    San Francisco, CA
    3 days ago
  •  ...This is a full-time, direct hire onsite role requiring US Citizenship or Green Card. We are seeking a Legal Practice Technology Data Scientist. This position can be in San Francisco, Los Angeles, Chicago, or New York – relocation assistance is not offered. If you... 
    Full time
    Relocation package

    We Place People Executive Search Firm

    San Francisco, CA
    1 day ago
  • $133k - $150k

     ...that foundation, along with a broader technical skill set, to a wider scope of work, this could be the role for you. Impact. Data Scientists sit within a group of discovery, data management, and AI specialists dedicated to designing and executing client-focused... 
    Local area
    Remote work
    Worldwide
    Flexible hours

    Kirkland & Ellis

    San Francisco, CA
    1 day ago
  •  ...Overview: Applied Data Scientist Location: Silicon Valley (Onsite) | Experience: 3-5 years | Visa Sponsorship: No What you'll do • Build and maintain ML models for classification, extraction, trend detection, and predictive scoring on large structured... 
    Visa sponsorship

    Swift Pace Solutions Inc

    San Francisco, CA
    1 day ago
  • $133.1k - $236.4k

     ...Data Scientist We are hiring a dynamic, detail-minded Data Scientist to support the Creators segment on Adobe.com. Creators are a key growth area for Adobe, and this role will help shape how web performance drives meaningful business outcomes. Our ideal candidate... 
    Temporary work
    Local area
    Worldwide

    Adobe

    San Francisco, CA
    9 days ago
  • In this role, candidates will partner closely with our product, engineering, growth, and/or lifecycle marketing stakeholders. They will be responsible for designing and overseeing product experiments, as well as conducting complex analyses to inform product strategy through...

    Grammarly

    San Francisco, CA
    4 days ago
  • $146.6k - $150k

    Tech & AI Data Scientist II - QuantumBlack, AI by McKinsey (Critical Industries) Job ID: 100741 Atlanta Boston Chicago Dallas New Jersey New York City Raleigh San Francisco Seattle Silicon Valley Apply NowApply Later Do you want to... 
    Hourly pay
    Apprenticeship
    Work at office
    Easy work

    McKinsey & Company

    San Francisco, CA
    5 days ago
  • $100 - $120 per hour

    A leading AI research lab is seeking a part-time Data Scientist specializing in AI task evaluation and statistical analysis. You will conduct analysis on AI agent performance in finance, transforming data into actionable insights. The role offers $100-$120 per hour and... 
    Hourly pay
    Part time
    Remote work
    Flexible hours

    Call For Referral

    San Francisco, CA
    3 days ago
  • $190k - $286k

     ...6 Report, Amplitude is the best-in-class solution for product, data, and marketing teams. Learn more at amplitude.com. As an organization...  ...thrive. About The Role & Team We're looking for a Data Scientist to join the Experiment team within Amplitude. You will be part... 
    Home office
    Flexible hours

    Amplitude

    San Francisco, CA
    1 day ago
  • $180k - $230k

     ...the lives of patients living with severe, complex diseases. Our data platform is used by drug developers and patient advocacy groups...  ...equity. About the role We are looking for a Senior Data Scientist who will own some of the most consequential diagnostic AI in rare... 
    Work experience placement
    Work at office
    Flexible hours

    Probably Genetic

    San Francisco, CA
    3 days ago
  • $275k - $370k

     ...Data Scientist, Safeguards New York City, NY; San Francisco, CA | New York City, NY; Seattle, WA About the Role As an early member of our Safeguards Data Science and Analytics team, you will play an instrumental role in our company's mission of building safe... 
    Work at office
    Visa sponsorship
    Flexible hours

    Anthropic

    San Francisco, CA
    1 day ago
  •  ...A leading AI research firm in California seeks a Data Scientist to enhance product development through data-driven insights. The role involves defining metrics, executing A/B tests, and collaborating with teams to answer data questions. Ideal candidates will have strong... 
    Relocation package

    OpenAI

    San Francisco, CA
    1 day ago
  • $293k

     ...can trust, by grounding experiences in the right company context and systems safely and reliably. About the Role As the Data Scientist for ChatGPT for Work, you'll shape product strategy through data: uncover the user problems most worth solving, form sharp... 
    Work at office
    Relocation package

    OpenAI

    San Francisco, CA
    4 days ago
  • $165k - $250k

     ...Purposeful and Inspired Our People are not Perfect, Traditional, Complacent or Cautious About the Role: As the Senior Data Scientist for Generative AI within our Central AI Hub, you will be the foundational scientific owner of our LLM strategy. You are not... 
    Worldwide
    Flexible hours

    Cover Genius

    San Francisco, CA
    3 days ago
  • $202k - $230k

    The Data Science team at Asana is pivotal in fulfilling our mission by fostering a data-driven approach in shaping both our product...  ...Provide hands-on technical mentorship and guidance to a team of data scientists at varying levels, helping them navigate complex modeling... 
    Work at office
    Local area
    Work from home
    Worldwide

    Asana

    San Francisco, CA
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Chief Data Scientist. Be the first to apply!