Top Freelance Data Collection Experts for Hire

Shadrach S.

Applied Geologist & Geospatial Specialist with 8+ years of experience in mineral exploration and GIS
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USD 31/hr
MS Geophysics
Nigeria

I'm an applied geoscientist and geospatial practitioner with an MSc in Geology, focusing on applied geophysics, and over 8 years of experie...

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USD 31/hr
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Dr. Maya H.

Scientific Editor & Research Support | PhD | LaTeX, Manuscripts, References & Figures
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USD 35/hr
PhD - Physics
Greece

I am a PhD-trained researcher with a PhD, MSc and BSc sitting at the intersection between physical experimentation and computational modelling....

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USD 35/hr
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Dr. Josefina S.

Conservation Scientist (PhD) | Archaeometry & Materials Analysis | Scientific & Academic Writing
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Nuclear Technology
Argentina

I am a Conservator Scientist with a PhD in Nuclear Technology, specialized in the interdisciplinary study of cultural heritage materials throug...

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Dr. Frank G.

PhD Political Psychologist | Advanced R Statistical Consultant & Survey/Experimental Methodologist
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USD 125/hr
PhD
United States

I am an Associate Professor in the School of Government and Public Policy at the University of Arizona. There, I direct the Psychology of Inequ...

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USD 125/hr
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Dr. Binish B.

Machine Learning & Data Analysis Expert | PhD in Experimental Physics | Python, ROOT, AI for Science
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USD 20/hr
PhD
Germany

I am a Research Scientist with a PhD in Experimental Particle Physics (University of Siegen, 2025) and extensive experience in analyzing comple...

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USD 20/hr
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Dr. Muddassar M.

PhD in Economics & Finance | Risk Governance, Performance, & Regulatory Strategy Expert | 15+ Years Experience
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USD 100/hr
PhD in Economics and Finance
United States

I am Dr. Muddassar Malik, a PhD in Economics & Finance with over 15 years of international experience in financial research, risk governanc...

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USD 100/hr
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Dr. Dino P.

Network Science, Statistics, Data Analysis & Research Software Consultant
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USD 90/hr
PhD Sociology
Croatia

Dino Pitoski, PhD is a researcher, entrepreneur, and academic whose work spans network science, social statistics, migration, and operations ma...

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USD 90/hr
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Dr. George N.

Skilled Dry and Wet Lab Researcher | Microscopy & Experimental Execution | Bench Scientist | bioinformatics
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USD 80/hr
BSc in Biotechnology
Kenya

I am a detail-oriented laboratory researcher with practical, hands-on experience in both dry and wet lab environments. I specialize in executin...

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USD 80/hr
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Isaac O.

Food Scientist & Public Health Researcher | Bridging Food Safety, Nutrition, and Health Data
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USD 30/hr
Bachelor of Technology
Nigeria

I'm a Food Science & Technology specialist (ND, B.Tech, FUTA) currently completing a Master of Public Health, with additional Health Sc...

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USD 30/hr
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Hira N.

AI ML Researcher and Engineer with 4+ years of hands-on experience
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USD 25/hr
MPhil Data Science
Pakistan

I'm a software developer with 4+ years of experience spanning machine learning and, more recently, generative AI. I hold an MPhil in Data S...

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USD 25/hr
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Dr. Sanaa A.

Mathematics Lecturer/ Researcher (Mathematics & Data Science)/ Advanced Mathematics LLM Trainer & RHLF
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USD 25/hr
PhD Mathematics
Pakistan

A passionate mathematics lecturer and researcher with extensive experience in university-level instruction and academic research, holding a PhD...

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USD 25/hr
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Rosane .

Scientific Writer, Editor, Peer Reviewer & Research Consultant | PhD, 9+ Years in Life Sciences & Veterinary Med...
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USD 55/hr
PhD
Brazil

I am a scientific writer, editor, peer reviewer, and research consultant with a PhD in Veterinary Sciences and 9+ years of international resear...

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USD 55/hr
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Palak G.

Scientific & Medical Writer | Molecular & Reproductive Science Manuscript & Grant Writing, ChIP & RNA‑se...
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USD 37/hr
Master of Biomedical Science
Canada

I am a freelance scientific writer with a strong research background in molecular and reproductive biology. As a PhD student studying transcrip...

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USD 37/hr
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Dr. Christian R.

PhD in Civil Engineering
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USD 50/hr
PhD
Italy

I am a Data Scientist and Research Investigator with a multidisciplinary background spanning data science, artificial intelligence, machine lea...

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USD 50/hr
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Hiba I.

Physician | Clinical Research | Systematic Review Specialist | Health Data Science
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USD 25/hr
Bachelors of Medicine, Bachelors of Surgery (MBBS)
Pakistan

I'm a physician (MBBS) with a strong track record in systematic review and meta-analysis methodology, evidence synthesis, and medical writi...

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USD 25/hr
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Dr. Anam J.

PhD Research Consultant | Systematic Literature Reviews & Data Curation Specialist
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USD 8/hr
PhD Library and Information Science
India

I am an Information Science professional holding a PhD in Library and Information Science. I specialize in transforming complex data ecosystems...

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USD 8/hr
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DIPTONEEL K.

IIM MBA · Data Analyst & Research Writer | Python, Statistics & Financial Data | Published Researcher (17 p...
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USD 25/hr
MBA
India

I'm a data analyst and research writer with an MBA from IIM Kashipur, an MTech in Software Engineering, and 17 peer-reviewed publications (...

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USD 25/hr
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Dr. Geraldo N.

PhD Epidemiologist | Clinical Data Analysis, Real-World Evidence & Scientific Communication
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USD 65/hr
PhD.
Czech Republic

I am a PhD-trained epidemiologist and Senior Researcher based in Czechia, with current work focused on multinational stroke and cardiovascular ...

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USD 65/hr
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Dr. Calvin L.

Behavioral Data Scientist & PhD in Psychology (HKU, 11 SCI papers) | Python, NLP, DL, EHR, & Social Media Big Da...
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USD 50/hr
Doctor of Philosophy in Psychology
Hong Kong

I am a Behavioral Data Scientist and PhD in Psychology from HKU (QS Top 20) with a strong publication record of 11 peer-reviewed SCI papers (70...

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USD 50/hr
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Sina K.

HEOR & Market Access Analyst | Health Outcomes, RWE & Statistical Analysis in Python, SQL, R
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USD 75/hr
Biochemistry B.S.
United States

I am a Harvard-trained healthcare data analyst and HEOR researcher. At Clarivate Analytics I delivered market access, pricing, and reimbursemen...

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USD 75/hr
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Yassmine M.

Research & Data Analyst | Bibliometrics, SciVal/Scopus, Python, Power BI Specialist & ANSYS Modeling
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USD 30/hr
MSc.
Ireland

Research Analyst Supervisor & Engineer with 7+ years of experience managing research infrastructure, bibliometric performance metrics, and ...

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USD 30/hr
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Juma M.

Mathematics & Physics Research Consultant | Dissertation, Journal & Technical Writing Expert (ANSYS,SPSS,STATA,R...
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USD 60/hr
Bachelor of Science with Education (B.Sc. Ed.)
Kenya

I hold a BSc in Education with a major in Pure Mathematics and a minor in Physics, backed by extensive experience in academic research and tech...

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USD 60/hr
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Dr. Darlinton C.

R&D specialist with 15+ years of experience creating innovative software solutions
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USD 128/hr
PhD Computer Science
Brazil

My work combines applied research, software engineering, and innovation, with a focus on transforming emerging technologies and research ideas ...

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USD 128/hr
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Dr. Sandeep D.

Public Health Consultant | Biostatistician | Evidence Synthesis & Manuscript Specialist
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MD Community Medicine
India

​I am a Public Health Specialist and Clinical Researcher specializing in biostatistical analysis, epidemiological research, and medical manuscr...

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Dr. Revati N.

Ph.D. Plant Pathologist | Agricultural Research Specialist | Academic Editing, Literature Synthesis & Technical Writ...
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USD 35/hr
Doctorate
India

I am a Ph.D. Plant Pathologist specializing in agricultural research, scientific writing, and technical consulting....I help clients turn complex agricultural data into clear, publication-ready documents and literature...

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USD 35/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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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.

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

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Job Done!

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