Data Scientist - AI Evaluation
$100 - $150 per hourMercor
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 Scientist Talent Network
Type: Contract
Compensation: $100–$150/hour
Location: Remote
Role Responsibilities
- Design precise, task-specific grading criteria for data science deliverables. This includes exploratory data analyses , statistical modeling work , machine learning pipelines , and technical reports.
- Evaluate AI-generated or human-created work against established criteria to ensure quality and accuracy.
- Provide detailed written justifications for evaluations and scores to maintain transparency.
- Apply consistent, evidence-based judgment for reproducible and defensible assessments.
- Incorporate structured feedback from senior reviewers and iterate on submitted work for continuous improvement.
Qualifications
Must-Have
- 1+ years of professional data science experience.
- Experience at a leading technology, research, or quantitative firm.
- Strong command of Python , SQL , statistical modeling , and machine learning .
- Exceptional written communication skills for conveying technical findings.
- Detail-oriented and consistent approach to evaluating complex work.
Application Process (Takes 20–30 mins to complete)
- Upload resume
- AI interview based on your resume
- Submit form
Resources & Support
- For details about the interview process and platform information, please check:
- For any help or support, reach out to: View email address on us.fitly.work
PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.
$80 per hour
...creative and technical talent with leading AI research labs. Headquartered in San... ...Summers , and Jack Dorsey . Position: Data Engineer (Coding Agent Experience) Type:... ...frontier AI coding agents to complete and evaluate complex data engineering tasks. Review...SuggestedContract workSummer workRemote work$100 - $150 per hour
...creative and technical talent with leading AI research labs. Headquartered in San... ...Summers , and Jack Dorsey . Position: Data Scientist Talent Network Type: Contract... ...pipelines , and A/B test write-ups . Evaluate AI-generated or human-created work...SuggestedContract workSummer workRemote work$150.4k - $225.3k
...Software Engineer - Generative Data Platform, Evaluation San Francisco, California, United States... ...of the world where we operate.In the AI & Machine Learning (AIML) organization... ...datasets ourselves: ML engineers, data scientists, designers, feature teams, ML data operations...SuggestedWork experience placementRelocation- ...Search & Intelligence organization. We build AI-native experiences, agentic systems, models, evaluation frameworks, and data platforms that power Atlassian’s AI products... ...product managers, software engineers, data scientists, research scientists, and platform teams. You...SuggestedWork at officeLocal area
$80 per hour
...creative and technical talent with leading AI research labs. Headquartered in San... ...Summers , and Jack Dorsey . Position: Data Engineer (Coding Agent Experience) Type:... ...frontier AI coding agents to complete and evaluate complex data engineering tasks. Review...SuggestedContract workSummer workRemote work$148k - $185k
...have the opportunity to thrive.Data Science is at the heart of... ...products and decision-making. Data Scientists at Lyft operate in dynamic... ...Lead complex Machine Learning, AI, and causal inference initiatives... ...offline/online metrics, evaluation frameworks, and A/B testing strategies...Hourly payTemporary workWork at officeLocal area3 days per week$172k - $215k
...real world value.The work:We're looking for a Senior Data Scientist to drive analytics across Ripple's product and... ...You'll build the scientific frameworks teams use to evaluate product and business performance, and use AI tooling to accelerate the speed and reach of your...Full timeWork at officeLocal area$206.6k - $229k
...perfect customer experiences.Our AI Agent Fin is the highest-... ...opportunity?The Research, Analytics & Data Science (RAD) team at Intercom... ...-making. We're a team of data scientists and product researchers who... ....Experience with AI/ML evaluation, LLM-driven applications, or conversational...Work at officeLocal areaWork from homeShift work3 days per week- ...build and deliver advanced analytics and AI solutions that address complex business... ...analytical workstreams, learn from experienced data scientists and engineers, and build your expertise... ...analytical problems and develop and evaluate solutions across machine learning,...Full timeApprenticeshipWork at officeLocal areaEasy work
- ...Description Draup is a Series A-funded agentic AI company building the intelligence layer... ...NER, text classification — to real-world data pipelines. • Partner with engineering... ...and drift detection. • Build evaluation frameworks for AI-generated outputs across...Work at officeVisa sponsorship
$153k - $208k
.... Meet Your Future Neighbors As a Data Scientist at Nextdoor, you will help design and oversee... .... At Nextdoor, we operate in an AI-first environment and expect every team... ...analysis, including designing experiments and evaluating the performance and impact of data-...Work experience placementLocal area$140k - $180k
...Description Aircall is a unicorn, AI-powered customer... ...Aircall : We're customer-obsessed, data-driven, and focused on delivering... ...About the role As a Data Scientist, you will provide invaluable insights... ...usage, cohort analysis, agent evaluations, and more Identify key...Work at officeWorldwide2 days per week- ...support millions of users and increasingly sophisticated AI models.We’re looking for a Data Scientist to partner closely with Capacity Systems Engineering,... ...strategies.Design experiments and simulations to evaluate scheduling policies, serving strategies, and infrastructure...
$175k - $234k
...com . Meet Your Future Neighbors As Data Scientists at Nextdoor, you will have the... ...product. At Nextdoor, we operate in an AI-first environment and expect every team... ...application of LLMs to query understanding and evaluation. Your responsibilities will include:...Work at officeLocal areaWork from home- ...doYou will build the foundational data infrastructure that powers cutting-edge AI applications leveraging LLMs,... ...ll collaborate closely with Data Scientists, Machine Learning Engineers, and... ...data workflows, automated agent evaluation (LangSmith, Opik, Langfuse), and...ApprenticeshipWork at officeLocal areaEasy work
- ...multiply through its community-generated AI and industry-leading total spend management... ...of dollars of direct and indirect spend data across a global network of 10M+ buyers... ...related to hiring, compensation, training, or evaluating performance are made fairly, and we...
$285k - $380k
...interpretable, and steerable AI systems. We want AI to be safe... ...role As part of our growing Data Science & Analytics team, you... ...engineers, fellow data scientists, and go-to-market leadership to... ...and maintain core reporting to evaluate GTM success across segments and...Work at officeVisa sponsorshipFlexible hours$70 per hour
...and prototyping to build state-of-the-art evaluation tools. Write code within Waymo’s... ...foundation in core computer science concepts (data structures, algorithms, object-oriented... ...driving, simulation, evaluation, and physical AI. We prefer: Knowledge/prior...Hourly payFull timeInternshipSummer internship$91.1k - $179.5k
Position Summary Join our AI & Engineering team in transforming technology platforms... ...sector solutions in software, data, AI, network, and hybrid cloud infrastructure... ...orchestration, tool integration, state management, evaluation, guardrails, and human-in-the-loop...Local areaVisa sponsorship$163k - $208k
ML Data Engineer San Francisco, CA · In Person · Full-Time Applying to this role will also... ...systems, human-feedback pipelines, or evaluation operations. You've built data infrastructure... ...with data systems supporting generative AI or multimodal models. Above all, we're...Full timeFlexible hours- ...freight with groundbreaking vision-based AI, designed for today's global logistics network... ...Position Overview We're looking for a data engineer to help us turn raw driving data... ...and queryable for ML training, evaluation, and debugging Turn raw driving data into...Local areaFlexible hours
$166k - $207k
...In 2025, we started Handshake AI and built the fastest-growing AI data business in history. We work directly... ...frontier AI lab researchers to create evaluations, publish benchmarks, and push the... ...Work together with engineers, scientists, operators, and more from Palantir...Full timeWork at officeLocal areaRemote workFlexible hours$226k - $254k
...real-customer impact. About the Kikoff data science team Our job is to make sure... .... This role sits with the data scientists embedded in Kikoff's core credit-building... ...Kikoff: how we do experimentation, how we evaluate AI products, how we review each other's work...InternshipLocal area- ...Salesforce is seeking an experienced Senior Data Scientist to support Slack's Go-to-Market organization. You will partner with Sales Strategy... ..., and statistical methods to understand customer behavior, evaluate strategic initiatives, and optimize GTM performance. #J-188...
$148.5k - $223.9k
...duplicating efforts. Job Category Data Job Details About Salesforce Salesforce is the #1 AI CRM, where humans with agents... ...for an experienced Senior Data Scientist to support Slack's Go-to-Market... ...understand customer behavior, evaluate strategic initiatives, and optimize...$347k
...We are hiring a Data Scientist to help build OpenAI's B2B ecosystem and go-to-market data science... ...-style problem solving, practical AI fluency, and strong business judgment to... ...frames problems, engages stakeholders, evaluates opportunities, and turns insights into GTM...Work at officeLocal areaRelocation packageFlexible hours$185.2k - $343.9k
...The Position Principal Data Scientist - RDT Applied AI Are you ready to use state-of-the-art AI to accelerate the journey of life-saving therapies... ...of complex data science and AI solutions. You will evaluate commercial challenges, product development pipelines, and...Local areaRelocation package- ...About Handshake AI Handshake AI is the fastest-growing, most... ...business. We power expert-labeled data collection at scale, matching... ...for a highly motivated Data Scientist with strong SQL expertise to... ...workflows, data labeling, or evaluation processes. Experience with...Full timeWork at officeRemote workFlexible hours
$185k - $221.4k
...disease biology and develop and critically evaluate therapeutic hypotheses. We engage in... ...'ll Do Build and own production data infrastructure. Design, implement, and operate... ...on clean and trustworthy data. Support AI-native workflows. Build vector infrastructure...Remote workFlexible hours- ...Data Infrastructure Engineer You'll build and scale the data infrastructure that powers Surf — the unified data layer... ...embedding pipelines, retrieval acceleration, and feedback/evaluation loops to improve AI answer quality Drive canonical modeling, entity resolution...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Data Scientist - AI Evaluation. Be the first to apply!
- healthcare data scientist San Francisco, CA
- data scientist San Francisco, CA
- python data scientist San Francisco, CA
- data scientist (hedge fund) San Francisco, CA
- energy data scientist San Francisco, CA
- ai data scientist San Francisco, CA
- junior data scientist remote San Francisco, CA
- entry level data scientist remote San Francisco, CA
- work from home data scientist San Francisco, CA
- entry level data scientist San Francisco, CA




