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Top Freelance Data Cleansing Experts for Hire

Anupam N.

Freelance Data Scientist, Data Analyst & Poet | Expert in Python, SQL,STATA, SPSS, EViews, Excel
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USD 13/hr
PhD
India

Data Scientist with ~4 years of experience building statistical and machine learning models for banking, analytics, and business decision syste...

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USD 13/hr
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Dominic G.

Data cleaning & Biostats assistant | Big data in R & Stata | Also experienced in EMS agency QA/QI & EMS educ...
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Master of Medical Science (MMS)
United States

Dominic is a graduating medical student with a graduate degree in medical science. He has 10 years of combined experience cleaning and analyzin...

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Mahamudul H.

Freelance Statistician & Data Analyst | Expert in ML, RL, DL and Python, Pytorch, Numpy, JAX, Game Theory, Fuzzy Log...
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USD 100/hr
BSc
Bangladesh

I am a final-year engineering student in the Department of Industrial and Production Engineering at Bangladesh University of Engineering and Te...

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USD 100/hr
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Dr. Gul Sher B.

AI Consultant | AI/ML, Computer Vision & Product Strategy Expert | PhD | MIT & Google Certified
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USD 120/hr
Doctor of Philosophy
United States

AI Consultant, Product Strategist, and PhD researcher with experience building and advising AI-driven products, intelligent workflows, and appl...

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USD 120/hr
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Dr. Ramon R.

Protein engineer who codes. Antimicrobials, gene therapy, ML-guided design — from sequence to bench.
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USD 120/hr
PhD in Biomedicine, Biochemistry and molecular biology
Spain

Protein engineer turned computational biologist. Designs antimicrobials and gene therapy vectors where ML pipelines meet bench validation.

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USD 120/hr
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Syed Zohad S.

Medical Researcher | Systematic Reviews & Meta-Analysis | Expert in SPSS, RevMan & R Data Analysis | Evidence Sy...
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USD 8/hr
Bachelor of Medicine, Bachelor of Surgery
Pakistan

I am a medical researcher (MBBS) specializing in high-precision evidence synthesis and clinical data analysis....I bridge the gap between raw data and publication-ready results for clinicians, MedTech startups, and...

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USD 8/hr
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Joana O.

AR Surgical Deployment & Medical Device Validation Specialist | MSc Medical Imaging | HIPAA & GDPR Certified
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USD 20/hr
Master of Science Medical Imaging and Applications
France

Biomedical engineer and clinical deployment specialist with hands-on experience integrating AR-guided surgical systems into live operating room...

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USD 20/hr
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Dr. Shlomo B.

Bioinformatics Scientist, PhD | NGS & Multi-Omics Specialist | Single-Cell RNA-Seq, ATAC-Seq | Harvard fellow |
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USD 50/hr
PhD Bioengineering
United States

I am a data-driven scientist and bioinformatics expert with a PhD in Bioengineering and postdoctoral training at Harvard University. My core ex...

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USD 50/hr
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Dr. Subrata S.

Materials Scientist & Data Analyst | Expert in EIS | Numerical Simulation | Data Visualization
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USD 50/hr
Ph.D.
United States

PhD‑trained materials scientist with 12+ years of research experience spanning device physics, electrochemical systems, and energy‑related mate...

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USD 50/hr
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Shobhit Vats S.

Bioinformatics Automation Expert | Python Data & Strategy Specialist | HPC Optimization
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USD 40/hr
BS-MS
India

I am a Systems Architect and Data Strategy Specialist with over 4 years of professional experience in interdisciplinary research and enterprise...

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USD 40/hr
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Dr. Sana M.

GIS & Spatial Data Analyst | Environmental Data analyst supporting management decisions, mapping
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USD 30/hr
Masters of Science
Germany

I am an environmental scientist specializing data analysis, spatial data organization and mapping. I help clients transform complex datasets in...

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USD 30/hr
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David K.

Data Labeling Specialist | Python | Computer Vision | Dataset QA & Annotation
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USD 18/hr
BA Psychology
Kenya

Detail-oriented data labeling specialist with experience annotating video and image datasets for computer vision and sports analytics pipelines...

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USD 18/hr
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Dr. Lida A.

Data Scientist (Math PhD) | Building NLP, RAG, and Mathematical Modeling for Human-Centered Research
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USD 175/hr
Mathematics
United States

I am a PhD Mathematician and Data Scientist currently working on computational phenomenology and neuroimaging analysis. My work focuses on the ...

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USD 175/hr
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Noah Y.

Lead Geographic Analyst & NASA Fellow (Duke MS) | Expert in GIS, Remote Sensing & AI Training (RLHF)
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USD 55/hr
PhD in Biology (incomplete)
United States

I am a Lead Geographic Analyst and former NASA Fellow (Duke University MS, William & Mary BS) with over 12 years of experience in geospatia...

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USD 55/hr
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Nomusah N.

Information Systems Audit Expert | IT Risk & Compliance | Research Support
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USD 50/hr
Master of Commerce (Information Systems)
South Africa

I am an IT professional with over a decade of experience across various domains including IT governance, risk management, compliance, and infor...

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USD 50/hr
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Israel V.

Environmental Data Analyst | Marine Biologist | R & GIS Specialist
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USD 20/hr
MSc Marine Biology and Aquaculture
Mexico

I’m a marine biologist and environmental data analyst with a Master’s in Marine Biodiversity and Aquaculture. I specialize in species distribut...

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USD 20/hr
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Ramón C.

I specialize in turning complex data into clear, actionable and meaningful results
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USD 100/hr
Ph. D in Earth Sciences
Uruguay

Hello I'm a passionate for Space Weather and Data Science. I have 15 yrs of experience in data analytics and scientific research. I'm e...

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USD 100/hr
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Gabriel Antonio C.

Senior Biostatistician | Data Scientist | R & SPSS Expert | Medical & Academic Research Consultant
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USD 35/hr
Higher Education Teaching Diploma (Componente Docente)
Venezuela

Systems Engineer and University Professor of Biostatistics with over 11 years of experience in data analysis, statistical modeling, and academi...

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USD 35/hr
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Dr. Juan D.

Medical Data Scientist and Engineer| Clinical trials, Preclinical studies, Oncology, Cardiology, Big Data, Google Cloud
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USD 300/hr
Doctor of Philosophy
United Kingdom

I specialise in computational approaches to uncover insights from large mobile health datasets for cardiovascular risk assessment. I am also in...

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USD 300/hr
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Dr. Kavoos M.

Medical and Biotech writer with 10+ years of experience in clinical research
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USD 20/hr
PhD in Molecular Genetics
Iran

I am a PhD-trained molecular geneticist with academic and research experience in cancer genetics and molecular diagnostics. I specialize in med...

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USD 20/hr
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Alexander T.

PhD Researcher | Remote Sensing & GeoAI | Earth Observation, ML/DL, Multidisciplinary
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USD 30/hr
M.sc in Geo-informatics
Israel

I am a PhD researcher in Environmental Engineering with expertise in remote sensing, GeoAI, machine learning, and deep learning for satellite d...

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USD 30/hr
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Dr. Milos V.

PhD Physicist & ML/AI Consultant | Reinforcement Learning, Operations Research & Recommendation Systems
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USD 25/hr
Online Specialization (Coursera)
Serbia

PhD in Fusion Science (Ghent University) with 6+ years applying ML/AI to real-world R&D problems across supply chain optimization, esports ...

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USD 25/hr
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Farha U.

Applied Statistician & Data Analyst | SPSS, R & Python | Statistical Analysis & Research Writing (15+ Years)
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USD 100/hr
PhD
Australia

I am an Applied Statistician with over 15 years of experience providing high-quality statistical analysis, data interpretation, and research su...

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USD 100/hr
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Dr. Johnson W.

Freelance Financial & Data Analyst | Budgeting & Forecasting | Business Intelligence | Excel & Power BI Expe...
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USD 15/hr
Bachelors
Kenya

I am a highly skilled Financial Analyst and Data Analyst with expertise in budgeting, forecasting, financial modeling, and business intelligenc...

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USD 15/hr
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Daniel S.

Data Scientist & Engineer | Python Developer | Multidisciplinary STEM & Finance Expert
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USD 15/hr
BSc Energy and Environmental Engineering
Kenya

I am a Data Scientist and Engineer with a multidisciplinary background bridging mechanical/electrical engineering physics, machine learning, an...

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USD 15/hr
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Kolabtree is the leading online marketplace for Data Cleansing experts. Post your project, get bids, and hire qualified experts quickly and easily.

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We take several measures to help you work with full confidence and peace of mind.

Keep your project private

Restrict who can see your project and send you proposals. Invite only specific freelancers to view your project.

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Our T&C include a default confidentiality clause that protects your IP and NDA for added protection before disclosing project details.

Kolabtree ensures the safety and security of your payments, personal information and project details. Kolabtree’s T&C include a default confidentiality and NDA clause.

You will receive detailed proposals directly from Kolabtree. These proposals will include a comprehensive Statement of Work (SOW), project fees, milestones and deadlines.

You can choose to pay either a fixed or an hourly fee based on your scope of work. Pre-pay for the next milestone. You have to approve the deliverables only if the quality meets your expectations. If you aren't happy, we'll refund your money.

Kolabtree will share multiple quotations for your project. You have the freedom to accept the quote that aligns with your project requirement and budget. You can get in touch with us if you want to discuss the fee.

Our T&C include a default confidentiality clause that protects your IP and NDA for added protection.

Why Kolabtree

Contact experts directly

Speak directly with freelancers and explain your requirements.

100% satisfaction guaranteed

You have to approve the deliverables only if quality meets your expectations. If you aren't happy, we'll refund your money.

Project Management

Keep track of files and conversations in the user-friendly Workspace.

Flexible, secure payments

You can choose to pay either a fixed or an hourly fee based on your requirement.

How it works View full page
1

Post your Project (Free)

Your project details are safe, secure and visible only to logged-in users.

2

Get Quotes & Choose Experts

Discuss your requirements in detail with the experts before accepting the final statement of work from Kolabtree.

3

Collaborate

Pre-pay for your project and work with the expert to get your desired output. Keep track of files and conversations in the user-friendly Workspace.

4

Job Done!

Approve the deliverables once you're satisfied with the job done.