Top Freelance Data Collection Experts for Hire

Yusuf U.

AI-Driven Cybersecurity Researcher | Adversarial ML · LLM Security · Penetration Testing | IEEE Author · ...
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USD 55/hr
Master in Cybersecurity
United States

I am a cybersecurity researcher and PhD candidate specializing in AI-driven threat detection, adversarial machine learning, and LLM security. M...

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USD 55/hr
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Emili Antonia J.

Environmental Scientist | 4 Peer-Reviewed Publications | Ecological Data Analysis | R Programming | Sci...
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USD 15/hr
BSc Biology
Bolivia

I am an Ecology Scientist and researcher with experience in data analysis, scientific writing, and manuscript preparation....I have authored and co-authored four peer-reviewed scientific publications and contributed to research...

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USD 15/hr
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Amit K.

Academic Research & Technical Writing Expert in Pattern Recognition, & AI?ML, with Mindful Meta-Analytical Think...
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USD 20/hr
Doctor of Philosophy (Ph.D)
Vietnam

I am an academic researcher and lecturer with a PhD in Control Science and Engineering and extensive experience in artificial intelligence, mac...

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USD 20/hr
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Somanath Reddy O.

AI Developer & AI Evaluation Specialist | Data Validation | Computer Vision | NLP | Machine Learning
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USD 10/hr
Bachelors
India

I am an AI/ML Developer and Data Validation & AI Evaluation Specialist with hands-on experience across artificial intelligence, machine lea...

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USD 10/hr
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Farhan B.

Chemistry Expert | Chemical Data Indexing & Cheminformatics (RDKit/Python) | Literature & Patent Review
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USD 40/hr
Msc Chemistry
India

Chemistry professional with hands-on experience in structural and computational chemistry. I currently work as Junior Executive – Chemistry Ind...

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USD 40/hr
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Dr. Cazembe K.

PhD Research, AI & Higher Education | NSF Grants | UX Research | Program Evaluation | Curriculum & Faculty Devel...
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USD 85/hr
PhD
United States

Well-versed in mixed methods research. Consulting scientist on nationally funded research related to computer science and STEM education. Exper...

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USD 85/hr
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Dr. Lidiane L.

Oceanographer & Data Scientist | Environmental Risk, Climate Resilience & Scientific Research
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USD 45/hr
Postgraduate Specialization in Data Science
Brazil

Oceanographer and Data Scientist with a PhD in Ocean Engineering and 15+ years of experience transforming complex environmental and scientific ...

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USD 45/hr
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Zeeshan A.

Senior Statistician & Econometrician | PLS-SEM, SmartPLS, Panel Regression & Survey Analysis
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USD 45/hr
Master of Science (MS), Management
Pakistan

Senior Quantitative Methodologist & Econometric Consultant (Ph.D.) I am a Senior Quantitative Researcher, Lecturer, and Statistical Consult...

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USD 45/hr
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Alaa A.

Water Quality and Environmental Consultant Specializing in Water Reuse and Monitoring
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USD 40/hr
Ph.D.
Egypt

I am a Water Quality and Environmental Consultant with a PhD in Water Sciences and more than 27 years of experience in water-quality assessment...

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USD 40/hr
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Junaid H.

Computational Materials Scientist | ML & DL for 2D Materials & Discovery
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USD 15/hr
BS Metallurgy and Materials Engineering
Thailand

I am a Gold Medalist Materials Engineer and Computational Scientist working at the intersection of Machine Learning, Deep Learning, and Materia...

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USD 15/hr
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Dr. Shaista G.

PhD Scholar & Molecular Geneticist | Gold Medalist | 14+ Publications | Life Sciences & Researc...
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USD 40/hr
MPhil
Pakistan

Looking for high-impact scientific precision, rigorous research synthesis, or publication-ready manuscript editing? As a PhD Scholar, Gold Meda...

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USD 40/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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Chidimma I.

Food and Data Scientist with 5+ years of Research and Development experience
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Doctor of Philosophy
United States

I am a Food Scientist and PhD candidate researcher with expertise in food product development, sensory science, experimental design, statistica...

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Monisha Priya T.

Data Scientist | Bioinformatics & Genomics Analyst | NGS | Metagenomics | Big Data | Data Analysis | Scientific Writ...
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USD 45/hr
MSc in Biotechnology (Integrated 5 years)
India

Bioinformatics and Microbial Genomics Specialist with over 4 years of experience in NGS data processing, metagenomics, and microbial genome ana...

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USD 45/hr
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Dr. Vasyl C.

Chemistry Consultant | Polymers, Materials, Formulation, Patents & Data Analysis
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USD 70/hr
PhD
Ukraine

I am a PhD-level chemistry and material science consultant with experience in polymer science, organic chemistry, colloidal systems, nanomateri...

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USD 70/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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Dr. Karim G.

PhD Plant Biotechnology | Plant-Microbe Interactions | Scientific Writer | Molecular Biology & Microbiome Research
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USD 25/hr
Doctor of Philosophy
Pakistan

I am a PhD in Plant Biotechnology specializing in plant-microbe interactions, microbial biotechnology, molecular biology, and scientific resear...

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USD 25/hr
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Nadia D.

PhD Candidate in Neuro-inflammation with prior experience in clinical research as SC and RSM
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USD 60/hr
Clinical Research Associate-Medical Science Liaison
United States

Biomedical research scientist and PhD candidate with advanced research experience in Immunology, Inflammation, Neuroinflammation, Infectious ...

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USD 60/hr
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Dr. Shivani S.

PhD Behaviour & Cognition | Data analyst in R | Scientific Writing, Systematic review, Meta-analysis | Research coac...
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USD 50/hr
Doctor of Philosophy (Ph.D)
United Kingdom

I am a life science researcher (PhD Behaviour and Cognition) with first-author publications in leading biological science journals. I have spe...

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USD 50/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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Abdelali D.

Scientific Research Consultant | Scientific Writing, Statistical Analysis & Data Science | Agriculture & Biologi...
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USD 20/hr
Master
Algeria

I am a Scientific Research Consultant specializing in scientific writing, statistical analysis, data analysis, and research methodology, with a...

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USD 20/hr
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Rimshah S.

Freelance Bioinformatician | Microbiome Analysis · NGS Pipelines · Multi-omics · Machine Learning
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USD 30/hr

I am a bioinformatician with an MSc in...Bioinformatics (CGPA 4.48/5.00, National Research Tomsk State University, Russia) and three peer-reviewed publications...

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USD 30/hr
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Dr. Ankita D.

PhD Microbiologist & Scientific Writer with 7+ years of experience | Manuscripts, Reviews, Research Consulting I
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USD 40/hr
Doctorate
India

Core writing & communication skills: • Peer-Reviewed Publications: Co-first author, FEBS Journal (2025); second manuscript in preparation f...

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USD 40/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. Ravikumar R.

AI ML DL & Federated Learning Expert | Research Consultant | Academic Writing & Data Analysis | PhD Proposal Sup...
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USD 10/hr
Doctor of Philosophy
India

I am Dr. Ravikumar R. N., a PhD-qualified Computer Science academician, postdoctoral researcher, and consultant with 13+ years of teaching and ...

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USD 10/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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