level-one heading

Top Freelance Data Collection Experts for Hire

Dr. Heshmat M.

Freelance Bioinformatician, Biostatician, Academic Scientific Writer
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
PhD focused on infectious diseases and bioinformatics
United States

I am a bioinformatician, biostatistician, and academic writer freelancer. My main expertise are genomics, transcriptomics, ecogenomics, molecu...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Moeketsi S.

An applied chemistry graduate with strong statistical and math background, proficient office 365 and a python beginner
Create Project
★★★★★
☆☆☆☆☆
USD 10/hr
Bsc Chemical Technology
Lesotho

I completed my Bsc. Chemical Technology at the National University of Lesotho in 2025, while there I was employed as a Chemistry Student Labora...

★★★★★
☆☆☆☆☆
USD 10/hr
Contact3

Dr. Francesca P.

Environmental Science Researcher (PhD) with expertise in geochemistry
Create Project
★★★★★
☆☆☆☆☆
USD 25/hr
PhD in Earth Science
Italy

Environmental scientist with a passion for travel and outdoor activities. My main research and professional interests are trace metal geochemis...

★★★★★
☆☆☆☆☆
USD 25/hr
Contact3

Nikita K.

Freelance Researcher | AI, Bioinformatics, Digital Biomarkers & Wearable Data Analytics for Healthcare
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
Masters (Science)
Germany

I am a freelance researcher and data scientist specializing in bioinformatics, digital biomarkers, wearable data analytics, and precision healt...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Majid T.

Scientific Editor and Reviewer
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
PhD
Canada

I have several years of experience as a scientific editor and peer reviewer for a wide range of high-impact journals and international conferen...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Dr. Melissa M.

Freelance Statistician & Data Scientist | Expert in R & MATLAB | Background in Neuroscience Research
Create Project
★★★★★
☆☆☆☆☆
USD 40/hr
PhD in Cognitive Neuroscience
United States

Data scientist and researcher with 10+ years of experience in healthcare analytics and program evaluation, behavioral research, and data scienc...

★★★★★
☆☆☆☆☆
USD 40/hr
Contact3

Christina P.

Data Scientist with Biotech background
Create Project
★★★★★
☆☆☆☆☆
USD 30/hr
MASTER IN BIOECONOMY
Germany

I specialize in transforming complex data into actionable insights through a full-stack data approach. My experience spans across: Data Mining...

★★★★★
☆☆☆☆☆
USD 30/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. Gayathri K.

Clinical Nutritionist & Researcher (PCOS & Gut Health) | Product Development Specialist | Scientific Writer &...
Create Project
★★★★★
☆☆☆☆☆
USD 55/hr
PhD
India

I am a PhD-qualified Clinical Nutritionist and Researcher with extensive experience in PCOS, gut health, and metabolic disorders. Over the year...

★★★★★
☆☆☆☆☆
USD 55/hr
Contact3

Naser A.

Biostatistician | Data analyst | Statistical programmer | Shiny app developer
Create Project
★★★★★
☆☆☆☆☆
USD 8/hr
MSC in Biostatistics
Iran

A seasoned Public Health Data Analyst with an MSc in Biostatistics and over 12 ye...transforming complex data into actionable public health insights....

★★★★★
☆☆☆☆☆
USD 8/hr
Contact3

Dr. Md Shahin I.

Agricultural Scientist | Data Analysts | Scientific Writing
Create Project
★★★★★
☆☆☆☆☆
USD 20/hr
PhD
Bangladesh

Data Analyst & Consultant | Scientific Writer | Bioinformatics & Agricultural Expert I'm a PhD-qualified researcher with over a de...

★★★★★
☆☆☆☆☆
USD 20/hr
Contact3

Jilves J.

Agricultural researcher skilled in data analytics, crop modeling, DSS, GIS, and crop production systems.
Create Project
★★★★★
☆☆☆☆☆
USD 14/hr
PhD, Agricultural System and Engineering
Philippines

Expert in R, SPSS, STAR and Excel. Knowledgeable in Crop modelling (APSIM and AQUACROP)

★★★★★
☆☆☆☆☆
USD 14/hr
Contact3

Dr. Joseph O.

Research professional specialising in data analysis, programme evaluation & impact measurement
Create Project
★★★★★
☆☆☆☆☆
USD 23/hr
Ph.D in Education
Nigeria

Drawing from my M.Ed in Educational Evaluation and ongoing Ph.D. studies, I bring extensive experience in monitoring, evaluation, and data anal...

★★★★★
☆☆☆☆☆
USD 23/hr
Contact3

Debojit B.

Self taught Data Scientist and Machine Learning engineer with proven record in research
Create Project
★★★★★
☆☆☆☆☆
USD 80/hr
Masters of Science
Bangladesh

I have Bachelor's and Master's in mathematics with research and project based experience in data science and machine leanring.

★★★★★
☆☆☆☆☆
USD 80/hr
Contact3

Nafiseh J.

AI & Computer Vision Researcher | Expert in Python, Deep Learning & Scientific Writing
Create Project
★★★★★
☆☆☆☆☆
USD 20/hr
MSc in Computer Science and Engineering
France

I am a computer and AI engineer with strong experience in academic and applied research across computer vision, AI. robotics, and embedded syst...

★★★★★
☆☆☆☆☆
USD 20/hr
Contact3

David G.

Freelance Data Storyteller & Visualization | Helping researchers & orgs communicate science | 15+ years experien...
Create Project
★★★★★
☆☆☆☆☆
USD 100/hr
Ph.D.
United States

I’m an environmental and data scientist with 15+ years experience helping researchers, companies, and organizations communicate their findings ...

★★★★★
☆☆☆☆☆
USD 100/hr
Contact3

Antonio C.

Multidisciplinary Software Architect | 25+ Years in Data Platforms, Knowledge Discovery & Life Sciences R&D
Create Project
★★★★★
☆☆☆☆☆
USD 150/hr
Computer Engineering Degree
Switzerland

I've held pivotal roles including IT Director, Team Leader, Software Architect, and Developer across diverse sectors such as Defence, Indus...

★★★★★
☆☆☆☆☆
USD 150/hr
Contact3

Matthew Iwada E.

Freelance Statistician - Data Analyst - Data Scientist - Computaional Analyst - Statistical Programmer R, Python, Stata
Create Project
★★★★★
☆☆☆☆☆
USD 56/hr
PhD
Germany

Dr. Matthew Iwada Ekum is a statistician and lecturer at Lagos State University of Science and Technology (LASUSTECH), Nigeria, where he also s...

★★★★★
☆☆☆☆☆
USD 56/hr
Contact3

Radmir S.

PhD-Level ML & Bioinformatics Expert | MD | 13 Yrs Bridging Molecular Biology, Clinical Research, and Data Science
Create Project
★★★★★
☆☆☆☆☆
USD 120/hr
Master of Science in Molecular Biology
Kazakhstan

I am a medical doctor with 13 years of cross-disciplinary experience (surgery, molecular biology, bioinformatics, and machine learning). After ...

★★★★★
☆☆☆☆☆
USD 120/hr
Contact3

Arshi R.

Astronomy Researcher | Freelance Data Scientist | Writer and Tutor
Create Project
★★★★★
☆☆☆☆☆
USD 45/hr
MScR in astrophysics and astronomy
India

I am a data scientist and a post graduate researcher in radio astronomy. I was a teaching assistant at the University of Manchester. I received...

★★★★★
☆☆☆☆☆
USD 45/hr
Contact3

Dr. Christopher P.

Senior Scientist | Microbiology, Molecular Biology & Immunology | Data Analysis | Scientific Writing
Create Project
★★★★★
☆☆☆☆☆
USD 70/hr
PhD Aquaculture
United Kingdom

I am a senior scientist with over 10 years of applied research experience in immunology, microbiology, and molecular biology. My work has focus...

★★★★★
☆☆☆☆☆
USD 70/hr
Contact3

Dr. Ronen K.

Ph.D Physics | Senior Data Scientist | Machine Learning & Signal Processing | Neurotech & Biomedical Innovati E...
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
MSc - Physics
Australia

I am a multidisciplinary scientist and data professional with a Ph.D. in Physics from the Weizmann Institute of Science and postdoctoral resear...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Dr. Ayah S.

Data Analyst | Evidence-Based Thinker with Experience in Research, Healthcare & Education
Create Project
★★★★★
☆☆☆☆☆
USD 8/hr
Medical Degree (MD)
Egypt

I am a data analyst with a strong foundation in research design, data interpretation, and evidence-based decision making. My experience in acad...

★★★★★
☆☆☆☆☆
USD 8/hr
Contact3

Ndamale N.

Senior Research Consultant & Data Analyst | Expert in SPSS, Excel, and Impact Evaluation
Create Project
★★★★★
☆☆☆☆☆
USD 35/hr
Diploma in Information Techology
Uganda

I am an experienced Research Consultant and Data Analyst with a strong background in designing, managing, and evaluating research projects for ...

★★★★★
☆☆☆☆☆
USD 35/hr
Contact3

Dr. Sherri W.

Ph.D. Research Consultant Specializing in Program and Product Evaluation, Survey Development & Data-Driven Insights
Create Project
★★★★★
☆☆☆☆☆
USD 140/hr
Doctor of Philosophy (Ph.D)
United States

I am a developmental psychologist with over 8 years of specialized experience in research design,...program evaluation, and evidence-based interventions across education, social-emotional learning, and public...

★★★★★
☆☆☆☆☆
USD 140/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 safety and security of your payments and personal information and project details. Kolabtree’s T&C includes 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 arn’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 in case 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 arn’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.