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Hire a Freelance Expert in Brazil

Dr. Andre Z.

PhD Scientist & R&D Consultant | Industrial Data Analysis & IoT Prototyping

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USD 60/hr
PhD in Science (Inorganic Chemistry & Nanotechnology)
Brazil

I bridge the gap between Hard Sciences (Chemistry/Engineering) and Data Intelligence. With 20+ years of experience leading R&D projects fo...

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USD 60/hr
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Jose Francis O.

Pharmacist and Neuroscientist for scientific and medical writing

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USD 100/hr
PhD in Human Physiology
Brazil

I have a wide background in neurosciences, with expertise in the serotonergic system and how it can affect behavior. In my PhD thesis, I invest...

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USD 100/hr
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Dr. Min Jung Y.

Microbiologist with 10+ years of experience in research

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USD 30/hr
Ph.D. in Biotechnology
Brazil

Microbiologist, with M.Sc in Microbiology and Ph.D. in Biotechnology, with 10+ years of experience in scientific research.

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USD 30/hr
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Ana Catharina B.

Cosmetic & Pharmaceutical R&D Specialist | Natural Ingredients & Sustainable Innovation | 7+ Years in R&...

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USD 12/hr
Master in Pharmaceutical Sciences
Brazil

I am a Cosmetic & Pharmaceutical R&D Specialist with 7+ years of experience in developing innovative, sustainable products for skin and...

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USD 12/hr
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Letícia B.

Legal and financial translator/proofreader/editor 15+ years of experience (English, Spanish, Portuguese BR, French)

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USD 20/hr
Bachelor
Brazil

16 years of experience in the translation and localization industry; Lawyer enrolled with the Brazilian Bar Association (OAB), 2017; Extensive...

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USD 20/hr
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Dr. Jadson J.

PhD in Genetics | Leadership Consultant & Facilitator | Collaborative Community Builder

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USD 50/hr
PhD-Life Sciences
Brazil

As a purpose & value-driven professional, I am passionate about empowering professionals and nonprofit organizations within the STEM fields...

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USD 50/hr
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Dr. Gabriella S.

Ecological data scientist | Statistical analysis for ecological research | Machine & deep learning - ecological rese...

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USD 50/hr
PhD
Brazil

Over 8 years of experience analyzing data for ecological research using R and Python. Experienced with statistical and spatial analysis for lan...

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USD 50/hr
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Jessica Ellen B.

Researcher with 10+ years of experience in molecular and cell biology, genomics, lab automation.

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USD 20/hr
Ph.D. student
Brazil

Experienced in the areas of Human and Medical Genetics, Molecular Biology, Type 2 Diabetes Mellitus and Alzheimer's Disease, cell culture, ...

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USD 20/hr
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Dr. Lygia M.

PhD Experimental Pathologist | Cardiovascular & Infectious Diseases | Histopathology & Scientific Writing

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USD 50/hr
Doctorate
Brazil

PhD in Experimental Pathology with strong expertise in cardiovascular and infectious disease research. Experienced in histopathology, preclinic...

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USD 50/hr
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Rafaella C.

Systematic Review & Meta-Analysis Researcher | Food Toxicology & Clinical Nutrition

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USD 40/hr
Doutorado em Ciências da Saúde - Farmacologia e Toxicologia
Brazil

I am a researcher in Health Sciences with more than 10 years of experience in nutrition, food toxicology, and clinical research. I hold a PhD i...

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USD 40/hr
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Dr. Bernardo Z.

Freelance Biostatistician & Medical Writer | Python Data Analysis | AI & ML for Biosciences

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USD 8/hr
Ph.D. in Biological Sciences and Biotechnology
Brazil

I am a freelance Biostatistician, Data Scientist, and Medical Writer with over 10 years of experience in clinical research, life sciences, and ...

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USD 8/hr
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Karina O.

Neurobiology | Bioinformatics | Drug Discovery | Biotechnology

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USD 30/hr
Master's degree in Biotechnology
Brazil

I hold a Master's degree in Biotechnology with a focus on Bioinformatics and Drug Discovery, complemented by a strong foundation in Neurosc...

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USD 30/hr
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Evando S.

Healthcare & Dental Researcher | Evidence-Based Research & Systematic Reviews | Radiology, Imaging, Endodontics ...

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USD 30/hr
Master of Science in Dentistry
Brazil

I specialize in healthcare research, with a focus on Dental Radiology, Imaging, and Endodontics, and advanced expertise in evidence-based resea...

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USD 30/hr
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Dr. Eduardo P.

PhD in Mental Health | Exercise Neuroscience Specialist | Scientific and Translational Research Consultant

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USD 120/hr
PhD in Mental Health
Brazil

I hold a Bachelor’s degree in Physical Education from Universidade Gama Filho (2010), a Master’s degree in Physical Education from Universidade...

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USD 120/hr
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Dr. Jefferson Felipe C.

Epidemiologist | Specialist in Spatial Data Science & Public Health Research | 10+ years of writing and data analysi...

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USD 50/hr
PhD in Bioscience and Health
Brazil

PhD, MsC & Epidemiologist | Specialist in Spatial Analysis & Predictive Modeling I am an Epidemiologist and Nurse with a Master’s degr...

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USD 50/hr
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Bianca T.

Research & NGO Consultant | Structured Analysis, Writing & Knowledge Synthesis

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USD 50/hr
MPH
Brazil

Research and NGO professional with 10+ years of experience in public health, gender, and organizational work. Specialized in turning complex in...

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USD 50/hr
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Dr. Mariangela D.

Computational Chemist | Molecular Dynamics (AMBER, GROMACS) | Docking | MMPBSA | Drug Discovery

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USD 35/hr
Graduate/PhD
Brazil

I am a computational chemist specialized in molecular modeling for drug discovery, with strong experience in molecular dynamics simulations, do...

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USD 35/hr
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Eduardo Roberto B.

PhD Concrete Consultant | Failure Diagnosis, Mix Troubleshooting & ACI Compliance | Helping Contractors Avoid Costly...

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USD 120/hr
MBA
Brazil

PhD in Civil Engineering with 15+ years of experience in advanced cementitious materials and concrete technology. As an Independent Concrete Co...

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USD 120/hr
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Dr. João D.

I am a biomedical scientist specializing in bioinformatics and complex genomic data analysis.

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USD 10/hr
Masters of Science
Brazil

I am a biomedical scientist specializing in bioinformatics and data analysis, with a strong focus on transforming complex biological data into ...

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USD 10/hr
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Dr. Fabio Poianas G.

Intensivist | Medical Content Reviewer | Clinical SME | Medical Education

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USD 35/hr
PhD
Brazil

Intensivist, physician leader, and medical education specialist with a PhD in Medical Sciences (USP) and an Executive MBA in Health (FGV). I su...

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USD 35/hr
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Murilo M.

Infectious Diseases & Public Health Researcher | Virology & Scientific Review

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USD 25/hr
Master's degree
Brazil

I am a researcher in infectious diseases and biotechnology with a strong background in virology, molecular biology, and genomic surveillance. ...

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USD 25/hr
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Dr. Ana Luiza de Oliveira R.

Medical Doctor (MD) | Medical Writer & Clinical Reviewer

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USD 40/hr
Doctor of Medicine (M.D.)
Brazil

I am a Medical Doctor (MD) and medical writer with clinical experience in urgent and emergency care, public health, and evidence-based medicine...

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USD 40/hr
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Dr. Vilson D.

Civil Engineer & Ph.D. | Composite Materials Researcher | Research Consultation & Technical Support

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USD 40/hr
Ph.D. in Mechanical Sciences
Brazil

Vilson Dalla Libera Junior holds a Ph.D. in Mechanical Sciences and a M.Sc. in Materials Integrity Engineering from the University of Brasí...

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USD 40/hr
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Dr. ADAUTO A.

Biomedical Scientist | University Professor | Scientific Editor & Academic Content Developer

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USD 50/hr
PhD Estructual and Cell Biology
Brazil

I am a university professor with expertise in Biochemistry, Pathophysiology, Pathology, Cell Biology, Oncology, Genetics and Immunology. I hav...

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USD 50/hr
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Dr. Ezequiel G.

PhD Electrical Engineer | Specialist in MPC, Deep Learning & Power Electronics | BMS & Typhoon HIL Implementatio...

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USD 40/hr
MSc in Electrical Engineering
Brazil

PhD Researcher and Electrical Engineer with a Master’s degree, specializing in the design, simulation, and practical implementation of static p...

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USD 40/hr
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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.

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.