Data Scientist

Weekday (YC W21)

Data Science Experts helping develop advanced AI systems in a leading AI lab. Collaborating with teams on statistical methodologies, predictive modeling, and evaluation.

Posted 6/25/2026part-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $70 - $100 per hourWebsite

About the role

Key responsibilities & impact

Advise research and engineering teams on statistical methodologies, experimental design, predictive modeling, and analytical best practices.
Help improve AI model performance across data science, analytics, and machine learning domains.
Create complex, real-world data science tasks that test quantitative reasoning, statistical thinking, and machine learning knowledge.
Develop accurate, well-structured solutions that reflect industry best practices.
Review and assess analytical solutions generated by AI systems and subject matter experts.
Identify errors, inconsistencies, flawed assumptions, and opportunities for improvement.
Provide clear, actionable feedback to enhance model quality and reasoning capabilities.
Build scoring rubrics and evaluation methodologies for:
Statistical reasoning
Predictive modeling
Machine learning workflows
Data interpretation
Experimental design
Business analytics and decision-making
Ensure consistent quality standards across datasets and evaluation processes.
Work closely with AI researchers, engineers, and domain experts to maintain accuracy, consistency, and rigor in training data development.

Requirements

What you’ll need

3+ years of professional or research experience in:
Data Science
Statistical Analysis
Machine Learning
Predictive Analytics
Applied Mathematics
Quantitative Research
Business Analytics
Strong understanding of:
Statistical inference
Hypothesis testing
Regression analysis
Machine learning algorithms
Data visualization
Experimental design
Experience working with structured and unstructured datasets.
Ability to commit to 40 hours per week during standard business days.
Excellent written communication skills with the ability to clearly explain analytical decisions and modeling approaches.

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Weekday (YC W21) Website LinkedIn All Job Openings 11 - 50 employees Founded 2021 ☁️ SaaS 🎯 Recruiter Human Resources
SaaS
Recruitment Weekday is a modern recruitment platform that combines AI technologies with a vast database of potential candidates, aiming to streamline the hiring process for companies in India. They offer various services, including a proactive outreach approach that helps employers connect with top talent, as well as tools for candidates to easily apply for jobs. Weekday's emphasis on candidate engagement through multiple channels, including email, WhatsApp, and phone calls, sets it apart in the competitive landscape of recruitment agencies. Data Scientist 🔥 16 minutes ago 🇺🇸 United States – Remote 💵 $70 - $100 / hour ⏱ Part Time 🟡 Mid-level 🟠 Senior 📊 Data Scientist Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Advise research and engineering teams on statistical methodologies, experimental design, predictive modeling, and analytical best practices.
Help improve AI model performance across data science, analytics, and machine learning domains.
Create complex, real-world data science tasks that test quantitative reasoning, statistical thinking, and machine learning knowledge.
Develop accurate, well-structured solutions that reflect industry best practices.
Review and assess analytical solutions generated by AI systems and subject matter experts.
Identify errors, inconsistencies, flawed assumptions, and opportunities for improvement.
Provide clear, actionable feedback to enhance model quality and reasoning capabilities.
Build scoring rubrics and evaluation methodologies for:
Statistical reasoning
Predictive modeling
Machine learning workflows
Data interpretation
Experimental design
Business analytics and decision-making
Ensure consistent quality standards across datasets and evaluation processes.
Work closely with AI researchers, engineers, and domain experts to maintain accuracy, consistency, and rigor in training data development. 🎯 Requirements
3+ years of professional or research experience in:
Data Science
Statistical Analysis
Machine Learning
Predictive Analytics
Applied Mathematics
Quantitative Research
Business Analytics
Strong understanding of:
Statistical inference
Hypothesis testing
Regression analysis
Machine learning algorithms
Data visualization
Experimental design
Experience working with structured and unstructured datasets.
Ability to commit to 40 hours per week during standard business days.
Excellent written communication skills with the ability to clearly explain analytical decisions and modeling approaches. Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score Similar Jobs Subject Matter Expert, Data Science 🕒 May 29 Excelsior University 201 - 500 📚 Education 🤝 Non-profit Website LinkedIn All Job Openings Subject Matter Expert at Excelsior University developing courses in Data Science and computer science. Collaborating with faculty to design engaging and relevant content aligning with educational outcomes. 🇺🇸 United States – Remote ⏱ Part Time 🟡 Mid-level 🟠 Senior 📊 Data Scientist 🦅 H1B Visa Sponsor Freelance Data Scientist 🕒 April 22 Eureka Labs 51 - 200 ☁️ SaaS ⚡ Productivity Website LinkedIn All Job Openings Freelance Data Scientist for projects in computer vision and machine learning at a lab. Collaborating with cloud engineering and development teams to deploy ML models and optimize data pipelines. 🇺🇸 United States – Remote ⏱ Part Time 🟡 Mid-level 🟠 Senior 📊 Data Scientist Part-time Faculty, Ph.D. – Data Science 🕒 April 11 National University 1001 - 5000 📚 Education 👥 B2C 🌍 Social Impact Website LinkedIn All Job Openings Part-time Faculty in Data Science providing feedback and maintaining a safe learning environment. Collaborating with faculty and engaging with adult learners in a remote setting. 🇺🇸 United States – Remote 💵 $26 - $28 / hour ⏱ Part Time 🟡 Mid-level 🟠 Senior 📊 Data Scientist 🦅 H1B Visa Sponsor Data Scientist 🕒 April 1 CyberSN 11 - 50 🔒 Cybersecurity 🎯 Recruiter Website LinkedIn All Job Openings Data Scientist at Key Cyber Solutions analyzing and interpreting complex data sets. Collaborating with teams to develop predictive models and communicate insights effectively. 🇺🇸 United States – Remote ⏱ Part Time 🟡 Mid-level 🟠 Senior 📊 Data Scientist View More Data Science Jobs 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

ATS Keywords

✓ Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

statistical methodologiesexperimental designpredictive modelinganalytical best practicesdata sciencemachine learningstatistical inferencehypothesis testingregression analysisdata visualization

Soft Skills

clear communicationactionable feedbackquantitative reasoninganalytical thinkingattention to detailcollaborationproblem-solvingcritical thinkingorganizational skillsdecision-making