level-one heading

Top Freelance Data Collection Experts for Hire

Glory I.

Freelance Data Scientist & Analyst | Expert in Python, SQL, Power BI | Skilled in Machine Learning, Predictive Analy...
Create Project
★★★★★
☆☆☆☆☆
USD 20/hr
B.Sc. Mathematics
Nigeria

Skilled in building machine learning models and analytics solutions that drive measurable business impact. Key achievements include developing ...

★★★★★
☆☆☆☆☆
USD 20/hr
Contact3

Caitlyn H.

Clinical Ops & Project Management Consultant | Experienced in Radiopharmaceutical & Early Phase Trials
Create Project
★★★★★
☆☆☆☆☆
Master of Science
United States

I have a Master of Science in Clinical Research Management from UNT Health Science Center, where I conducted a thesis on biodegradable alginate...

★★★★★
☆☆☆☆☆
Contact3

Eduardo N.

Medical Science Liaison | Senior Medical Writer | Clinical Data Scientist
Create Project
★★★★★
☆☆☆☆☆
USD 30/hr
Licenciatura en Biología Celular
Venezuela

Scientist with over 10 years of experience in Immunology, Cellular Immunophysiology, and Molecular Biology, specializing in translating complex...

★★★★★
☆☆☆☆☆
USD 30/hr
Contact3

Mahafujul H A.

Data Scientist | Bioinformatician | Researcher
Create Project
★★★★★
☆☆☆☆☆
USD 73/hr
Hon.B.Sc.
Canada

Computer Science honors student at the University of Saskatchewan with demonstrated experience in data analysis, database management, and busi...

★★★★★
☆☆☆☆☆
USD 73/hr
Contact3

Dr. Marwa T.

PhD Biostatistician & Actuarial Expert | Advanced Data Analysis | SPSS & R
Create Project
★★★★★
☆☆☆☆☆
USD 35/hr
PhD Biostatistics
Egypt

PhD in Biostatistics with 11+ years in academia and actuarial modeling. Expert in Survival Analysis, Risk Assessment, and pension funds. Highly...

★★★★★
☆☆☆☆☆
USD 35/hr
Contact3

Dr. Santiago B.

PhD Immunologist | 9+ years of experience in Flow Cytometry Data Analysis, Experimental Design & Scientific Writing
Create Project
★★★★★
☆☆☆☆☆
USD 20/hr
Ph.D., Immunology
Argentina

I am a PhD-trained immunologist with over 8 years of experience in biomedical research, specializing in flow cytometry, data analysis, and expe...

★★★★★
☆☆☆☆☆
USD 20/hr
Contact3

Dr. Tomoko O.

Data Scientist & Policy Analyst | Climate · AI · Science & Technology | Large-Scale Text Analysis ...
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
Ph.D, Mass Communications, (minor in Quantitative Methods in Social Sciences)
Germany

I am a computational social scientist and data scientist specializing in large-scale NLP-based analysis of public opinion on climate change, AI...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Dr. Vandana G.

Researcher in Life sciences with 5+ years experience | Published writer and Data Analyst
Create Project
★★★★★
☆☆☆☆☆
USD 30/hr
MS Life Sciences
France

I am a PhD-level life sciences researcher with a strong foundation in evolutionary ecology and host-parasite interactions, and over 5 years of ...

★★★★★
☆☆☆☆☆
USD 30/hr
Contact3

Dr. Reza H.

Senior Scientist | Immunoassay Development | Biosensors | IVD & Diagnostics Expert (PhD)
Create Project
★★★★★
☆☆☆☆☆
USD 80/hr
Analytical Chemistry
United States

I am an award-winning Analytical Chemist and Senior Scientist with 15+ years of experience in immunoassay development, biosensors, bioconjugati...

★★★★★
☆☆☆☆☆
USD 80/hr
Contact3

Dr. Candace N.

Harvard-trained Public Health Scientist | Study Design, Evidence Synthesis & Scientific Writing |
Create Project
★★★★★
☆☆☆☆☆
USD 150/hr
Doctor of Science (Sc.D.) in Social and Behavioral Sciences
United States

I am a Harvard-trained public health scientist (Sc...Chan School of Public Health) with over 15 years of experience in epidemiology, behavioral science, and...

★★★★★
☆☆☆☆☆
USD 150/hr
Contact3

Dr. Veronika V.

Neuroscience & Neuropsychology Consultant | Biomarkers, Data Analysis, Literature Reviews & Scientific Communica...
Create Project
★★★★★
☆☆☆☆☆
USD 30/hr
PhD
Italy

A cognitive neuroscience researcher with expertise in human cognitive functions, including language, memory, and attention, and their assessmen...

★★★★★
☆☆☆☆☆
USD 30/hr
Contact3

Dr. Timilehin O.

Medical Doctor | Healthcare Data Analyst | Grant Writer | Data Annotator
Create Project
★★★★★
☆☆☆☆☆
USD 25/hr
Doctor of Medicine
Netherlands

I’m a Medical Doctor with experience in healthcare data analytics, data annotation, research, and grant writing. Over time, I’ve worked on proj...

★★★★★
☆☆☆☆☆
USD 25/hr
Contact3

Dr. Armando A.

Biological and Social Science Data Analysis, Analytical Spectroscopy & Archaeological Survey Support | Expert in Pyt...
Create Project
★★★★★
☆☆☆☆☆
USD 150/hr
Ph.D.
United States

Armando Anzellini, Ph.D., RPA has with over 11 years of statistical analysis, laboratory and teaching, and cultural resource survey experience ...

★★★★★
☆☆☆☆☆
USD 150/hr
Contact3

Dr. Kunal K.

Freelance Statistician | PhD in Statistics | Expert in SPSS, R, Python, SAS, Excel, Research & Data Analysis
Create Project
★★★★★
☆☆☆☆☆
USD 45/hr
Doctor of Philosophy (Ph.D)
India

I am a PhD holder in Statistics and currently serve as an Assistant Professor with over 14 years of experience in academics and applied researc...

★★★★★
☆☆☆☆☆
USD 45/hr
Contact3

Dr. Josefina S.

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

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

★★★★★
☆☆☆☆☆
Contact3

Dr. Zeguo Q.

Data analyst (behavioural, EEG data) | Experienced and journal-published writer | 8+ years psychology researcher
Create Project
★★★★★
☆☆☆☆☆
USD 80/hr
PhD
Australia

I am a Data Analyst with a background in public health research, neuroscience and computational psychiatry. My work focuses on building robust ...

★★★★★
☆☆☆☆☆
USD 80/hr
Contact3

Nnachi N.

Environmental & GIS Data Analyst | Remote Sensing, GEE & Spatial Modelling Expert
Create Project
★★★★★
☆☆☆☆☆
Masters of Science
Nigeria

I am an Environmental Scientist and GIS Specialist with strong expertise in geospatial analysis, remote sensing, and environmental data modelli...

★★★★★
☆☆☆☆☆
Contact3

Kristen M.

Clinical Research Scientist | Genetics & Genomics | 15 Peer-Reviewed Publications | Registry Data
Create Project
★★★★★
☆☆☆☆☆
USD 85/hr
Masters in Biomedical Science
United States

If your research program needs someone who understands the data at a clinical and scientific level — not just a database technician — that is t...

★★★★★
☆☆☆☆☆
USD 85/hr
Contact3

Ariana J.

Scientific Writer & Editor | Neuroscience, Addiction Biology, Oncology Research
Create Project
★★★★★
☆☆☆☆☆
USD 85/hr
Bachelors
United States

I am a biomedical research manager and scientific writer/editor with extensive experience in preclinical and translational research, specializi...

★★★★★
☆☆☆☆☆
USD 85/hr
Contact3

Dr. Patrick M.

Agricultural and Environmental Scientist with PhD and 7 years of postdoctoral experience - Here to help with your data!
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
PhD
United Kingdom

I can help you with your natural science data. You are probably using claude or chatgpt to analyse your data, but in my experience most people ...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Dr. Jarrod S.

Freelance Bioinformatician | Expert in microbiome analysis, R, Python 10+ years of research experience
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
Complex Systems Summer School
United States

I help researchers and organizations turn complex data into clear, reproducible, and publication-ready results. I specialize in creating rigoro...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Haya H.

Medical Student & Bilingual Writer | Cochrane Evidence Clinical Trial Screening , Medical Writing, and Data Extracti...
Create Project
★★★★★
☆☆☆☆☆
USD 25/hr
Medical Degree (MD)
Egypt

I am a clinical medical student and bilingual medical writer with a specialized focus on clinical research methodology, evidence synthesis, and...

★★★★★
☆☆☆☆☆
USD 25/hr
Contact3

Dr. Matthew L.

Quantitative Research Consultant | Expert in SEM, Longitudinal & Latent Class Models | Mplus, R, SAS, SPSS, Excel
Create Project
★★★★★
☆☆☆☆☆
USD 65/hr
PhD in Clinical Psychology
United States

I hold a PhD in Clinical Psychology with advanced training in research methodology and statistical analysis. Over the past 10 years, I have wor...

★★★★★
☆☆☆☆☆
USD 65/hr
Contact3

Dr. Anum M.

Bioinformatics Scientist & Computational Biologist | Cancer Genomics | Expert in Python, R, Bash, NGS, and Multi-omi...
Create Project
★★★★★
☆☆☆☆☆
USD 35/hr
PhD Computational Biology
United Kingdom

I am a bioinformatics scientist with 7+ years of experience in cancer genomics, multi-omics data analysis, and pipeline development. During my...

★★★★★
☆☆☆☆☆
USD 35/hr
Contact3

Binon T.

Graph Neural Network & Bioinformatics Researcher | PyTorch | Deep Learning
Create Project
★★★★★
☆☆☆☆☆
USD 15/hr
PhD
India

I am an AI researcher and machine learning developer specializing in Graph Neural Networks (GNNs), deep learning, bioinformatics, and complex n...

★★★★★
☆☆☆☆☆
USD 15/hr
Contact3

Kolabtree is the leading online freelance marketplace for Data Collection experts. Post your project, get bids, and hire qualified experts quickly and easily.

pay-per-click
Confidentiality Assured

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.

NDAs and IP protection

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.