15,000+ Scientists & Academics
3,000+ Scientific disciplines
7,000+ Projects posted
Trusted by 2,500+ businesses

Dr. Anirban Roy, PhD

Sustainable energy and transportation expert interested in electrochemical technologies | Modeling and analysis

Request a Service
★★★★★
☆☆☆☆☆
USD 50/hr
Doctor of Philosophy
United States

I am a sustainable energy and transportation professional with an avid interest in electrochemical technologies such as batteries and fuel cell...

★★★★★
☆☆☆☆☆
USD 50/hr
Request a Service

Christopher Frye

Market and Customer Research Expert | Enabling Clients to Better Understand their Target Markets and Grow their Business

Request a Service
★★★★★
☆☆☆☆☆
USD 125/hr
M.S., Community and Regional Planning (Spec: Economic Development)
United States

My academic background is steeped in research methodology and quantitative research, including Ph.D. level statistical coursework and sampling ...

★★★★★
☆☆☆☆☆
USD 125/hr
Request a Service
Ph.D.
United States
Request a Service
★★★★★
☆☆☆☆☆
USD 45/hr

I have extensive experience conducting quantitative data mining projects as a member of a collaborative team and individually. I enjoy all aspe...

★★★★★
☆☆☆☆☆
USD 45/hr
Request a Service

Dr. Buddhi Tilakaratne

Physicist & Data Analyst

Request a Service
★★★★★
☆☆☆☆☆
Ph.D. in Physics
United States

My research activities have gone through all the facets of experimental research and simulations. After spending many hours going through the d...

★★★★★
☆☆☆☆☆
Request a Service

Dr. Scott Murdoch, PhD

Healthcare Data Science Expert

Request a Service
★★★★★
☆☆☆☆☆
USD 200/hr
Ph.D.
United States

A data science director, Scott is known for rethinking the ways in which businesses can harness big data analytics to uncover insights, steer s...

★★★★★
☆☆☆☆☆
USD 200/hr
Request a Service

Dr. Babatunde Sogunro

Freelance Statistician & Data Scientist, multi-lingual and with 15+ years experience.

Request a Service
★★★★★
☆☆☆☆☆
USD 95/hr
Doctor of Philosophy (PhD) in Applied Statistics
United States

Extensive technical, analytical and communication experience. Intelligent and hardworking with strengths in data reliability assessment. Exper...

★★★★★
☆☆☆☆☆
USD 95/hr
Request a Service

Derek Blanchette

Professionally Accredited Statistician - Expert in R & SAS

Request a Service
★★★★★
☆☆☆☆☆
USD 50/hr
Graduate Certificate - Informatics
United States

My interests include study design and analysis, statistical modeling, data visualization, and statistical education. As a professionally accred...

★★★★★
☆☆☆☆☆
USD 50/hr
Request a Service

Jason Witry

Freelance Data Analyst and Visualizer | Expert in Python & R

Request a Service
★★★★★
☆☆☆☆☆
USD 15/hr
Dual Degree Bachelor of Science in Physics and Astrophysics
United States

I have 4 years of experience scripting data analysis and visualization in Python, and 1 year of statistical learning experience in R. I am curr...

★★★★★
☆☆☆☆☆
USD 15/hr
Request a Service

Stacey Lynn Kneeshaw

Biochemist/Data Scientist

Request a Service
★★★★★
☆☆☆☆☆
USD 30/hr
Biochemistry & Molecular Biology Graduate Studies
United States

Biochemistry & Molecular Biology, Cancer Biology, Bioinformatics, and Computational Modeling

★★★★★
☆☆☆☆☆
USD 30/hr
Request a Service

Raymond K. Roberts

Data Architect & Scientist | Expert in Uncertainty Modeling and Data-as-Software programming

Request a Service
★★★★★
☆☆☆☆☆
USD 75/hr
Business Administration
United States

Experienced in R and Python languages. Data Science process and methodology design for enterprises. Current research in estimated benefit analy...

★★★★★
☆☆☆☆☆
USD 75/hr
Request a Service

Steven Kemps

Data Scientist and Medical Research Analytics for Product Development

Request a Service
★★★★★
☆☆☆☆☆
USD 40/hr
Master of Data Science
United States

Research Projects: Modeling Sleep Data for Application Development, Modeling Cardiotocograms to Predict Fetal States, Time Series Analysis with...

★★★★★
☆☆☆☆☆
USD 40/hr
Request a Service

Hire the best freelance Data Cleansing experts in United States on Kolabtree, the worlds largest platform for freelance scientists. Secure and risk-free.

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. Sign NDAs 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 clause. You can also sign NDAs and custom agreements with freelancers for additional protection.

Post your project and receive quotes from relevant freelancers. You can also search for specific freelancers by expertise and invite them to your project. Discuss your project details with each freelancer before picking the one best expert.

We assure you of a 100% satisfaction guarantee, which means you only pay when you’re 100% satisfied with the work delivered. If you aren’t happy, we will refund 100% of your money.

You can choose to pay either a fixed or an hourly fee based on your scope of work. If you’re not sure how much your project costs, you can discuss with freelancers before arriving at a mutually agreed fee.

Kolabtree's terms and conditions prohibit freelancers from claiming ownership of intellectual property, and as a client, you are able to reinforce the message with additional communication, agreements or contracts.

Why Kolabtree

Contact experts directly

Speak directly with freelancers and explain your requirements.

100% satisfaction guaranteed

Pay only once work is delivered and you’re happy with it.

No upfront fees

No minimum commitment or contract required.

Flexible, secure payments

Pay a fixed or hourly fee. We hold your funds in escrow until you’re ready to pay.

How it works View full page
1

Post project (Free)

Post your project publicly for all freelancers to view and send you proposals, or interact with specific freelancers privately.

2

Choose the best expert

Get bids from relevant experts. Interact freely with them before making a hire.

3

Collaborate

Share files, make audio/video calls and collaborate with your chosen expert.

4

Complete project

Verify the project is complete to your satisfaction before paying the expert.