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Top Freelance Data Collection Experts for Hire

Dr. Erin W.

Human & Animal Health | Precision Medicine | Translational Medicine | Research & Development
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USD 120/hr
Doctor of Philosophy (Ph.D)
United States

Ph.D.-trained leader in clinical science, biomarker analytics, statistical genetics, and precision medicine with 10+ years of experience in pha...

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USD 120/hr
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Jemal A.

Agronomist and Agricultural Data Scientist | Remote Sensing, Water Productivity, GIS, Python, R and Crop Modeling
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USD 40/hr
M.Sc
Ethiopia

I am an agricultural researcher, lecturer, and consultant with expertise in field crops production, soil fertility management, irrigation water...

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USD 40/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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Dr. Catherine I.

Public Health Consultant | Reproductive Health Researcher | Global Health Educator | CHES®, TLMS
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USD 47/hr
Doctor of Philosophy (PhD) in Public Health
Rwanda

Dr. Catherine E Igben, is a Public Health Consultant, Reproductive Health Researcher, Global Health Educator, and Certified Health Education Sp...

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USD 47/hr
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Dr. Valentina G.

PhD Organic & Materials Chemist | Scientific Writing, Manuscript Writing, Data ANalysis
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USD 30/hr
PhD in Chemistry
Malta

I'm a PhD-qualified chemist (University of Glasgow) with two postdoctoral fellowships in organic and materials chemistry (Trinity College D...

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USD 30/hr
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Dr. Zahra Y.

GIS Analyst & Academic Statistician & Academic Writing
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USD 25/hr
ANALYSING CYCLIST BEHAVIOURS MERGING SENSOR AND MAPPING DATA
Italy

I am a PhD researcher in Civil Engineering and Transportation (University of Catania, 2025) with over 10 years of experience in GIS-based spati...

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USD 25/hr
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Dr. Faiz Ul A.

PhD Biomedical Scientist | Medical & Scientific Writer | Clinical Research & Biostatistics
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USD 40/hr
PhD in Biomedical Science
United Arab Emirates

I help clinicians, biomedical researchers, diagnostic laboratories, healthcare organizations, and life-science companies transform complex...scientific questions, research findings, manuscripts, and biomedical data into clear, accurate, and publication-ready...

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USD 40/hr
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Dr. Matteo S.

Freelance Consultant | AI & Machine Learning | Climate & Environmental Systems
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USD 80/hr
PhD
Italy

I am a PhD‑trained consultant with ten years of experience in AI, machine learning, and climate/environmental systems modelling....I support research institutions, companies, and public agencies in transforming complex environmental...

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USD 80/hr
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Dr. Abdullah B.

Doctor | Medical Researcher with 10+ publications | Data Analyst | Proficient with SPSS, R and Python
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USD 10/hr
Bachelors of Medicine, Bachelors of Surgery
Pakistan

Researcher and Data Analyst with publications in peer-reviewed high impact factor journals. Worked as House Physician and House Surgeon in tert...

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USD 10/hr
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Dr. Hope M.

Environmetal Scientist, Social Entrepreneur & PhD Researcher | Sustainability, Research & Innovation
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USD 55/hr
MSc, Environmental Science (Limnology & Wetland Ecosystems)
Kenya

I am an Environmental Scientist, Climate Resilience and Water Security Consultant, innovation strategist, and award-winning entrepreneur with o...

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USD 55/hr
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Dr. Tufail M.

PhD | AI & Machine Learning | Statistical Analysis | Academic Writing & Review
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USD 20/hr
PhD
Pakistan

I’m a PhD in Computer Science with 8+ years of experience in AI/ML, XAI, and statistical consulting. I’ve helped academic and industry clients ...

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USD 20/hr
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Dr. Purbanka P.

I work as a sleep scientist & investigate sleep apnea and Alzheimer's disease related risk.
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USD 80/hr
Masters of Engineering (ME)
United States

I do sleep data analysis from PSG, Actigraphy, WatchPat, SleepProfiler and statistical analysis for the research manuscript.

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USD 80/hr
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Dr. Cybelle S.

Scientific consultant & data analyst | Neuroscience background, Psychology PhD
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USD 120/hr
M.S. in Applied Statistics
United States

Skilled data analyst with an M.S. in applied statistics and trained neuroscientist with a PhD in Psychology. I have over a decade of experience...

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USD 120/hr
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Dr. Mehmet D.

Prof.Dr Mol. Bio&Genetics, Academic Visitor at Oxford Uni. EC Project Expert, Leadership Head of Dept, Science Edito...
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USD 80/hr
PhD Molecular Genetics
United Kingdom

A distinguished Associate Professor of Molecular Biology and Genetics and independent Principal Investigator (PI) currently serving as an Acade...

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USD 80/hr
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Erick D.

Researcher | Data Analyst | Critical Minerals & Policy Expert | ICT & Digital Transformation Consultant
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USD 45/hr
Masters of Information Science
Kenya

I am a multidisciplinary Researcher, Data Analyst, ICT Consultant, and Technology & Innovation Specialist with over 17 years of professiona...

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USD 45/hr
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Dr. Abdullah O.

Innocentive solver ( 4 awards), Prof of Biochemistry and Clin. Biochem, Biogerontologist, Bioinformatician, 30+y exp, MD
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USD 95/hr
Master of Bioinformatics
United States

I seek opportunities where I can leverage my expertise in aging biology (biogerontology), biochemistry, clinical biochemistry, bioinformatics, ...

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USD 95/hr
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Kolabtree is the leading online freelance marketplace for Data Collection 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.

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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.