Top Freelance SQL Experts for Hire

Dr. Dr Sambhaji T.

Post-Doctoral Fellow CAU, Seoul South Korea / PDF AAU Anhui Hefei, China | Senior Bioinformatician | | Data Scientist
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USD 100/hr
PhD
India

Ph.D.- Qualified Bioinformatician and Data Scientist with international Post-Doctoral Research experience in CAU, Seoul South Korea and AAU / ...

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USD 100/hr
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Lauro Augusto J.

PhD-track Energy Systems Engineer | Hydrogen Production Modeling, Techno-Economic Analysis, Python
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USD 50/hr
Engineering Doctorate
Netherlands

I'm a mechanical engineer with an Engineering Doctorate (EngD) from the University of Twente, with strong expertise in numerical simulation...

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USD 50/hr
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Maryam Z.

Health Data Analyst | Machine Learning & Data Science | Healthcare AI & Research
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USD 20/hr
B.S. in Computer Science
Pakistan

I am a Health Data Analyst and Computer Science graduate with a strong interest in health informatics, healthcare analytics and applied artific...

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USD 20/hr
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Dr. Germán B.

Bioinformatics Scientist | Genomics, Precision Medicine & Data Analysis
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USD 30/hr
PhD
Spain

I am a PhD bioinformatician with over 12 years of experience in computational biology, genomics, and data analysis, with a strong focus on plan...

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USD 30/hr
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Dr. Carolina C.

I'm a PhD student in Plant Molecular Biology
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USD 8/hr
PhD, Plant Physiology
Spain

I'm currently working on chloroplast development in Arabidopsis thaliana at Leibniz University of Hannover (Germany).

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USD 8/hr
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Dr. Maria P.

Postdoctoral researcher with over 17 years of experience in computational biology and bioinformatics.
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USD 50/hr
graduated at BioHack Academy 4
Italy

Expertise in machine learning, multi-omics data integration, microbiome research, and metabolomics. Track record of developing innovative analy...

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USD 50/hr
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Noureldin E.

Robotics, AI & Control Systems Engineer | MATLAB, Simulink, Python | R&D & Academic Research Consultant | 4+...
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USD 50/hr
M.Sc (Master of Science)
United Arab Emirates

ACADEMIC & RESEARCH SERVICES I provide specialized academic and technical support for undergraduate students, postgraduate researchers, an...

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USD 50/hr
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Denys Y.

Analytical Chemist (M.Sc.) | GC-MS & Mass Spectrometry Expert | Lab Automation (Python)
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USD 30/hr
Master's degree
Ukraine

Expert Analytical Chemist with a Master's degree in Chemical Technology and Bioengineering. Currently serving as a Forensic Chemist at the ...

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USD 30/hr
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Ghislain S.

Academic Editor & Research Consultant | Economics, Social Sciences, Education & Technical Writing
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USD 45/hr
B.S. in Computer Science
Cameroon

Academic editor, proofreader, and research specialist with extensive experience supporting scholarly and professional projects across economics...

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USD 45/hr
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Dr. Mohammed M.

Data Analyst & Chemistry Expert | Data-Driven Insights, Chemical Analysis, Research & Process Optimization
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USD 50/hr
B.Sc. Industrial Chemistry
Nigeria

I am a multidisciplinary professional combining strong expertise in data analysis with a solid foundation in chemistry, enabling me to deliver ...

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USD 50/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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Augustine B.

Biomedical Engineer | Neuroimaging (fMRI/DTI/MRI), Python & R Data Analysis, Machine Learning for Healthcare
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USD 50/hr
Bachelors in Biomedical Engineering
India

I am a Biomedical Engineer (B.E., SSN College of Engineering, Chennai, 2026), currently a Graduate Engineer Trainee at Siemens Healthineers, wh...

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USD 50/hr
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Sumbal M.

Software Engineer & Researcher | Formal Verification, Rust & Privacy-Preserving ML
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USD 20/hr
BS Fintech
Pakistan

I am a Software Engineer and Researcher with a background in Financial Technology and a strong focus on building secure, privacy-preserving sys...

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USD 20/hr
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Dr. Artur T.

PhD in health sciences | Statistician & Data Analyst | R, Mixed Models, Meta-analysis | Sport & Health Sciences
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USD 120/hr
Phd in health and medical sciences
Poland

PhD in Medical and Health Sciences with a strong focus on statistical analysis and data analysis in biomedical, exercise-physiology and sport-...

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USD 120/hr
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Dr. Mauro Andrés N.

Healthcare Data Scientist | Medical Doctor | PhD in Medical Imaging | AI & ML for Medicine | R&D
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USD 100/hr
PhD
Argentina

Hi! I'm Mauro, a Medical Doctor and Senior Data Scientist working at the intersection of healthcare and AI. I recently co-founded Argentica...

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USD 100/hr
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Dr. Tammie J.

PhD Health Services Researcher & Health Analytics Consultant | Program Evaluation, Health Policy, Military/VA Health
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USD 150/hr
Graduate Certificate, Health Informatics and Data Analytics
United States

I'm a health services researcher with a PhD in Health Services Research and Health Policy (George Mason), a Fellow of the American College ...

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USD 150/hr
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Oluwajuwon A.

Data & Quantitative Analyst | Statistical Analysis, Financial Modelling & Research Analytics
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B.Sc. Education (Economics)
Nigeria

I am a Data & Quantitative Analyst with a B.Sc. in Education (Economics) from Lead City University, Nigeria. I transform complex datasets i...

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Christopher S.

Mathematician-Turned-Engineer | Systems Thinker + Code Architect | Built to Solve the Hard Stuff
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USD 60/hr
PhD (ABD)
United States

I'm a mathematician-turned-engineer with a passion for building smart, scalable solutions to hard problems. With a background in pure mathe...

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USD 60/hr
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Francisco José D.

PhD Biologist | Literature Reviews · Academic Research · Scientific Writing · Market Studies
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USD 45/hr
Licenciatura en Biología
Spain

I am a PhD Biologist with over 15 years of university teaching experience and a strong track record in scientific research, academic writing, a...

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USD 45/hr
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Oliur R.

Food Scientist & Data Analyst | Expert in MATLAB & SPSS
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USD 8/hr
Bachelor of Science (Engineering)
Bangladesh

With a distinguished background in food science and engineering, I graduated with distinction from Shahjalal University of Science and Technolo...

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USD 8/hr
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Raj K.

Astrophysicist | AI/ML Engineer | Computer Vision, Data & ML Pipelines | Astrophysical Scientific & Medical Imag...
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USD 25/hr
M.Sc. Physics (Specialization in Astrophysics)
India

AI/ML engineer experienced in ML pipelines, computer vision, medical imaging and scientific computing....I work with Python, PyTorch/TensorFlow, SQL, Docker and cloud workflows, covering data processing, model...

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USD 25/hr
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Dr. Nicolas L.

PhD Physicist | Computational Modeling, Monte Carlo & GPU/HPC | Scientific Code & Data Analysis
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USD 90/hr
Doctor in Philosophy (Ph.D.)
Spain

I’m a computational physicist (PhD, Trinity College Dublin) with eight years building, optimising and running large-scale numerical simulations...

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USD 90/hr
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Dr. Francesco R.

Scientific Writer & Data Analyst | Expertise in Research Support, Data Visualization & Presentation Creation
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PhD Molecular Biology
Canada

I am a molecular and cellular biologist with a Ph.D. in Biochemistry and Molecular Biology and over 10 years of research experience across canc...

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Angelica T.

Freelance HR & HCM Cloud Solutions | Oracle Certified
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USD 8/hr
Bachelor of Science
Philippines

With over 12 years of experience across HR, compliance, and technology, I specialize in Oracle HCM Cloud, focusing on Core HR and Reporting mod...

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USD 8/hr
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Jharana A.

Data Analyst & AI Specialist | Python, SQL, Machine Learning | NLP & Predictive Modeling Expert
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USD 25/hr
BSc (Hons) Computer System Engineering
Canada

I am a data analyst and AI professional with academic and hands-on industry experience. I hold a BSc in Computer Systems Engineering and a Post...

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USD 25/hr
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Kolabtree is the leading online marketplace for SQL 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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