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Top Freelance SQL Experts for Hire

Joel S.

Versatile Technical Consultant | Web Developer & Data Analyst with a Background in Engineering, Education, and Proje...
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USD 20/hr
B.Tech. Physics Electronics
Nigeria

I am a multidisciplinary professional at the intersection of education, technology, and social impact. My core expertise is designing and imple...

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USD 20/hr
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Majid T.

Scientific Editor and Reviewer
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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...

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USD 50/hr
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Ritesh S.

AI/ML Engineer | LLM & RAG Systems | Building Production-Ready GenAI Solutions
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USD 10/hr
Bachelor of Technology
India

I am an AI/ML Engineer with hands-on experience building production-ready machine learning and generative AI solutions. My primary expertise li...

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USD 10/hr
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Dr. Omer A.

PhD CS | Thesis Support: Methodology, Experiments, and Documentation
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USD 10/hr
Doctor of Philosophy
Pakistan

I’m a PhD in Computer Science (June 2024) with 15+ years of university teaching and research experience. I have been a Lecturer at The Islamia ...

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USD 10/hr
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Dr. Gianina M.

Freelance Geophysicist & Geospatial Data Analyst | Expert in Python & Geodata
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USD 70/hr
Ph.D. in Earth and Environmental Sciences
Germany

I leverage my background in geophysics and programming expertise to power geospatial analyses that advance environmental protection, climate‑ch...

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USD 70/hr
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Jorim A.

Statistician & Epidemiologist | 8 Years Research Experience at KEMRI, KALRO, Moi University & JOOUST | Data Anal...
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USD 30/hr
BSc (Hons) (First Class)
Kenya

I am a statistician and epidemiologist with 8 years of research experience at KEMRI, with affiliations to KALRO, Moi University, and JOOUST. I ...

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USD 30/hr
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Dr. Adam L.

PhD Published Researcher with Business Acumen | Data Management, Analytics | Research Methods, Inferential Statistics
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USD 125/hr
Ph.D.
United States

Social science researcher with 20+ publications and 20+ years experience in doing business analytics in healthcare: hospitals, worksite health ...

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USD 125/hr
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Alaaya M.

Data Analyst & Statistician | Expert in Time Series, Survival Analysis & Research Data
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USD 10/hr
BSc statistics
Nigeria

I am ALAAYA MUHAMMAD SAHEED, a Data Analyst and Statistician with a B.Sc. in Statistics and professional Data Analytics training from Utiva. I ...

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USD 10/hr
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Dharmendra Singh R.

Bioinformatics PhD | Genomics, NGS Analysis, Structural Bioinformatics, Molecular Docking, MD Simulations, Immunoinforma
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USD 25/hr
MSc
India

I am a PhD researcher in Bioinformatics with expertise in genomics, immunoinformatics, and structural bioinformatics. My work focuses on applyi...

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USD 25/hr
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Chindiyababy U.

Assistant Professor & Research Scholar . Compter science writer with 10+ years of experience in AI, ML, Quantum.
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USD 30/hr
PhD
India

Assistant Professor and Research Scholar in Computer Science with over 10 years of experience in Artificial Intelligence, Machine Learning, Qua...

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USD 30/hr
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Dr. Waqaas B.

MD & MSc Bioinformatics | Clinical ML, Cancer Genomics, Transcriptomics
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USD 150/hr
MScBMI
United States

I span clinical medicine and computational biology. I started as a Medical Doctor (Aga Khan University) and then deliberately re-oriented towar...

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USD 150/hr
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Dr. Kody M.

Senior Research Software Engineer | 10+ years engineering experience | Semantic Web, Knowledge Graphs, AI, NLP
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USD 90/hr
PhD Computer Science
Netherlands

Driven by creativity and innovation, with strong expertise in software development, research, the Web, and information management. I adapt quic...

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USD 90/hr
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Dr. Nudrat A.

Ph.D. Organic Chemist, Toxicology, Scientific Writing, Data Analysis, Method Development, Regulatory, Risk Assess
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USD 80/hr
Ph.D., Chemistry
Pakistan

PhD trained Organic Chemist with strong expertise in LC-MS/MS and HRMS-based mass spectrometry, chemical profiling, and toxicological evaluatio...

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USD 80/hr
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Olaniyan R.

Academic Research Analyst | Expert in Python, R, & SPSS | Statistical Modeling Expert
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USD 30/hr
BSc Statistics
Nigeria

As an Academic Research Analyst and Applied Statistician with a Bachelor of Science in Statistics and current enrollment in a Master of Science...

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USD 30/hr
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Dr. Richard C.

Mathematics PhD Offers Specialized Math Services | Machine Learning Engineer | Python
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USD 100/hr
PhD Mathematics
United States

My name is Richard and I have PhD in mathematics from the University of Chicago. My original research area was in the geometric Langlands progr...

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USD 100/hr
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Dr. Mousheng X.

Ph.D. Bioinformatician | 20+y Exp | RNAseq, GWAS, Mendelian Randomization, Colocalization, Pipeline Automation, AI/ML
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USD 200/hr
Ph.D. in Bioinformatics
United States

I am a Ph.D. Bioinformatician with over 20 years of experience dedicated to decoding complex biological systems through numbers and symbols. My...

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USD 200/hr
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Sharad S.

Statistical Consultant | Data Analysis, Study Design, Research Support | R & STATA
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USD 25/hr
M.Sc.
India

Biostatistician with over 6 years of experience in epidemiology and public health research, with a strong focus on the application of statistic...

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USD 25/hr
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Dr. Mili D.

Public Health Researcher & Statistician | PhD | WHO, UNICEF & World Bank Project Experience|
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USD 35/hr
Ph.D.
India

I am a PhD researcher in Population Studies with over 8 years of experience in public health research, monitoring and evaluation (M&E), and...

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USD 35/hr
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Dr. Antonello C.

Biomedical Data Scientist | Expert in Deep Learning, Medical Imaging & Computational Pathology
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USD 70/hr
MS Biomedical Engineering
Spain

I am a Biomedical Data Science Engineer and PhD candidate specializing in Information and Knowledge Engineering, with a focus on Artificial Int...

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USD 70/hr
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Omololu F.

Interdisciplinary Scientist | Biotechnology, Data Analysis, Bioinformatics, Microbiology and Scientific Writing
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USD 80/hr
United Kingdom

I am an interdisciplinary scientist with experience across microbiology, computational biology, biotechnology, data analysis, and scientific co...

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USD 80/hr
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Dr. Mehrnaz S.

Freelance Statistician & Data Scientist | Expert in SAS, R, and SQL
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USD 45/hr
Masters of Public Health
United States

Biostatistician with 5 years of experience in claims data, population health, and causal methodologies....Expert in SAS, R, and SQL. Familiar with CDISC standards (STDM, ADaM)....

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USD 45/hr
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Glory I.

Freelance Data Scientist & Analyst | Expert in Python, SQL, Power BI | Skilled in Machine Learning
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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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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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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. Lars-Henrik S.

PhD in Physics | Specialist in Electrochemistry, Materials Science, and Data-Driven R&D | 15+ Years in Analytical Te...
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USD 165/hr
Executive Master in Business Administration
Singapore

Dr. Lars Henrik Skjolding is an applied physicist and entrepreneur with over 15 years of cross-disciplinary experience spanning electrochemical...

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USD 165/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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We take several measures to help you work with full confidence and peace of mind.

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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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