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Top Freelance Data Manipulation Experts for Hire

Dr. Alberto D.

Statistical Data Analysis in R | Data Science | GIS Maps | Scientific Figures
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USD 20/hr
Sustainable Fisheries Resource Management
Spain

I am a data analyst with a background in Marine Science and Fisheries Resource Management. I specialize in statistical analysis and scientific ...

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USD 20/hr
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Dr. Durga Prasad K.

Plasma Physicist | Signal Processing (MATLAB/Python) | Scientific Data Analysis Expert
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USD 25/hr
PhD
India

I am a PhD-trained physicist currently working as a Postdoctoral Researcher at UCLA, specializing in plasma diagnostics, signal processing, and...

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USD 25/hr
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Avery C.

Biostatistician for Clinical & Academic Research | Survival, Regression & Longitudinal Analysis
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USD 100/hr
MS Statistics
United States

I am an independent biostatistician with experience supporting clinical and academic research studies. My work focuses on survival analysis, re...

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USD 100/hr
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Meijiao G.

PHD-trained biostatistician & Data Analyst. Expert in survival analysis, mixed-effects models, meta-analysis | SAS, ...
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MSc
Canada

Meijiao Guan, PhD, is a Senior Statistician at the BC Renal Agency, Provincial Health Services Authority, in Vancouver, Canada. She holds a PhD...

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Dr. Grigoris M.

Astrophysicist & Data Scientist | Research & Statistical Analysis | ML Specialist
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USD 45/hr
PhD.
Greece

I am an Astrophysicist (PhD) and Data Scientist with 15+ years of research experience applying data analysis, statistical modeling, and machine...

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USD 45/hr
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Dr. Ammar H.

Freelance Statistician & Data Analyst | Expert in R & SPSS
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PhD
Turkey

Ammar HOMAIDA holds a Ph.D. in Statistics and specializes in statistical modeling, fuzzy regression analysis, and multicollinearity solutions s...

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Dr. Hassan S.

Academic | Environmental Scientist | Data Scientist: R, Python, SQL | Product Compliance Specialist | IEC Standards
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USD 30/hr
Msc. Enviromental Science
Estonia

I hold a PhD in Environmental Science with strong expertise in data analysis, academic writing, and leading both academic and industrial R&...

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USD 30/hr
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Dr. Mirosław J.

Scientific Data Scientist | Physics, Radiation Detection & Radon Specialist | R & Python Expert
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USD 45/hr
Ph.D. (Physics)
Japan

I am a Scientific Researcher and Data Analyst specialized in nuclear physics, radiation detection, and environmental monitoring, with over 30 y...

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USD 45/hr
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Dr. Denise Z.

Social psychologist and research consultant
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PhD
India

I have experience with both academic research and leading research projects for non-profits. I am skilled in R and SPSS and have published rese...

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Brian B.

Research Scientist | Infectious Diseases | Neglected Tropical Diseases | Vector Biology | NGS | Bioinformatics
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USD 30/hr
BSc. Medical Microbiology
Kiribati

Research Scientist with 7+ years specialising in vector biology, infectious disease, and genomics. I help research teams and biotech organizati...

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USD 30/hr
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Dr. Jennifer B.

Public Health PhD | Climate Epidemiology, Heat & Air Pollution Exposure, HIA, Scientific Editing,
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USD 100/hr
PhD, Public Health (Global Health Track)
France

I am a PhD environmental health researcher with 10+ years of experience at the intersection of climate change and public health. My work spans ...

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USD 100/hr
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Dr. SUCHANDA D.

Bioinformatician & Scientific Writer | RNA-seq · scRNA-seq · Grant Writing · Data Visualization ...
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USD 25/hr
PhD
India

Bioinformatics | RNA-seq | Grant Writing | Data Visualization | Manuscript Editing | Pipeline Automation | Analytics

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USD 25/hr
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MOHAMMAD S.

Agricultural Researcher | Expert in R, Google Sheet & Excel Data Analysis, 4 years field research experience
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USD 30/hr
MSc in Agronomy
Bangladesh

I am a dedicated Agricultural Researcher with over 4 years of field research and data analysis experience. Currently completing my thesis, I sp...

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USD 30/hr
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Glory I.

Freelance Data Scientist & Analyst | Expert in Python, SQL, Power BI | Skilled in Machine Learning, Predictive Analy...
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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 ...

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USD 20/hr
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Isah S.

Food Systems Researcher | Environmental Management Consultant | Statistical Analyst (SPSS) | Survey Design | PhD Candid
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USD 35/hr
PhD Environmental Management
Nigeria

I am a food systems researcher and environmental management consultant with over eight years of research experience, currently completing a PhD...

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USD 35/hr
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Mahafujul H A.

Data Scientist | Bioinformatician | Researcher
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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...

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USD 73/hr
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Dr. Tomoko O.

Data Scientist & Policy Analyst | Climate · AI · Science & Technology | Large-Scale Text Analysis ...
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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...

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USD 50/hr
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Dr. Candace N.

Harvard-trained Public Health Scientist | Study Design, Evidence Synthesis & Scientific Writing |
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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...

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USD 150/hr
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Dr. Sam D.

PhD Scientific Consultant | Materials & Chemistry | Product R&D, Failure Analysis & Scientific Writing
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USD 80/hr
Ph.D, Materials Science and Engineering
United States

I’m a PhD materials scientist and chemistry-trained domain expert who helps companies translate advanced materials into product decisions, with...

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USD 80/hr
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Dr. Omar F.

PhD Epidemiologist & Biostatistician | Public Health Data Analysis | R, SPSS, Python | Systematic
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USD 40/hr
PhD Epidemiology
United States

I am a PhD-trained epidemiologist and medical doctor with expertise in biostatistics, epidemiologic research design, and public health data ana...

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USD 40/hr
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Dr. Timilehin O.

Medical Doctor | Healthcare Data Analyst | Grant Writer | Data Annotator
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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...

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USD 25/hr
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Dr. Nashir U.

RNA-seq & Cancer Bioinformatics Consultant | Translational Research | Biomarker Discovery | Data Analysist
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USD 70/hr
MicroMasters in Data Science
United States

I am an Assistant Professor in the Department of Radiation Oncology at UT Southwestern Medical Center with over 15 years of experience in cance...

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USD 70/hr
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Dr. Kunal K.

Freelance Statistician | PhD in Statistics | Expert in SPSS, R, Python, SAS, Excel, Research & Data Analysis
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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...

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USD 45/hr
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Nomvula M.

Climate Scientist & Science Communicator | Extreme Weather, Ocean-Atmosphere Dynamics, Python | PhD Candidate (UCT)
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USD 45/hr
MSc in Ocean and atmosphere science
South Africa

I am a climate scientist and data analyst specialising in extreme weather events — particularly marine and land heatwaves, extreme rainfall, an...

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USD 45/hr
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Dr. Anila S.

Climate Data Scientist | Ocean–Atmosphere Interaction | CMIP & Earth System Modeling | Python & NetCDF Expert
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USD 25/hr
PhD in Atmospheric and Space Sciences
India

I am a climate and atmospheric scientist with a PhD in Atmospheric Sciences completed in March 2025. I previously worked as a Project Scientist...

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USD 25/hr
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Kolabtree is the leading online marketplace for Data Manipulation 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.

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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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Post your Project (Free)

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

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Get Quotes & Choose Experts

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

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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.