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Top Freelance SQL Experts for Hire

Flora O.

AI Engineer & Researcher | 5 years experience in Data science & Analytics. Award winner at ICLR 2025 Conference
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USD 17/hr
Biotechnology
Nigeria

I am an AI Engineer and independent AI Researcher with experience showcasing work at leading conferences such as NeurIPS, ICLR, and Deep Learni...

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USD 17/hr
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Lucas X.

Data Scientist | PhD in Theoretical Physics | Scientific Computing | Physics-Informed ML | IA
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USD 40/hr
Ph.D. in Physics
Brazil

Data scientist and PhD in Theoretical Physics with over 4 years of experience developing numerical simulations, machine learning models and IA ...

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USD 40/hr
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Dr. Thokhir Basha S.

11+ Years in Biotech, Statistics, Bioinformatics & Data Analytics | Skilled in Python, R, SQL, ADME...
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USD 10/hr
Ph.D
India

Results-driven life sciences professional with 11+ years of experience in data analytics, bioinformatics, and biotechnology, delivering high- i...

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USD 10/hr
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Enembe V.

Data Science & Analyst Professional | 4+ Years’ Experience | Skilled in Python, ML & Insight-Driven Analytics
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USD 30/hr
B.S. in Computer Science
United Arab Emirates

Data Scientist & Analyst with 4+ years of experience in leveraging data to drive business insights and strategic decisions....Proficient in Python, SQL, and machine learning techniques, with a strong background in data preprocessing...

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USD 30/hr
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Benjamin C.

PhD Candidate in Epidemiology (MPH, Biostatistics minor) | Disease Modeling, Genetics & PH Data Expert
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USD 75/hr
MPH- Epidemiology
United States

I am an ABD PhD in Epidemiology (MPH- Epidemiology, minor- Biostatistics) with advanced training in infectious disease modeling, genetic epidem...

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USD 75/hr
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Dr. Kangyu L.

Data Scientist | Bioinformatician with 15+ years of experience in Biomedicine | Cancer Biology | Clinical research
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USD 20/hr
M.Sc (Master of Science)
United States

I am a data scientist and bioinformatician at MD Anderson Cancer Center, specializing in machine learning and multi-omics analysis for cancer r...

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USD 20/hr
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XUETING Q.

Bioinformatics Scientist | NGS Pipeline Development, Pathogen Genomics, and Epidemiological Analysis
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USD 120/hr
PhD
United States

PhD-trained bioinformatician with 10+ years of experience in NGS data analysis, pipeline development, and pathogen genomics. ...Skilled in Nextflow, Python, R, SQL, SAS, and cloud/HPC deployment, with expertise across Illumina, Oxford...

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USD 120/hr
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KRITIKA P.

Research Scientist | Chemistry, Biotech & Life Sciences | Data-Driven Predictions, AI, Quantum Computing & HPC
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USD 80/hr
Master's by Research
India

I am a multidisciplinary Research Scientist with 11 years of academic research experience spanning Chemistry, Biotech, and Life Sciences, combi...

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USD 80/hr
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Prisca E.

Data Analyst | SQL, Power BI, Excel & Google Sheets Automation | Edutech & Fintech Experience
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HND- Banking and Finance
Nigeria

Prisca is a skilled data analyst and scientist passionate about transforming raw data into actionable insights that drive meaningful decisions....

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Tomasz M.

RWE Statistical Programmer | SAS SQL R Python
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USD 70/hr
Master in Pharmacy
Poland

MPharm and Statistical Programmer with 7+ years of experience in SAS, SQL, R, and Python, specializing in Real-World Data (EHRs, claims, survey...

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USD 70/hr
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Lisa N.

Ethical AI & Health Compliance Consultant | Evidence-Based Research & Documentation Specialist | Remote | ISO/TG...
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USD 90/hr
MBA
Australia

I am a medical doctor (MBChB) and MBA-qualified compliance specialist with 20+ years’ experience in clinical research, data ethics, and respons...

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USD 90/hr
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Dr. Ed E.

Astrophysics Professor | 15+ Years of Research, Peer-Reviewed Publications & Scientific Consulting
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USD 30/hr
PhD
South Africa

I am an astrophysicist specializing in the integration of large-scale supercomputer simulations with observational data from leading global tel...

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USD 30/hr
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Marian M.

Academic Machine Learning Engineer & Data Scientist
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USD 25/hr
Masters of Science in Computer Science (Bioinformatics)
Egypt

I am Marian Magdy. I graduated from the American University in Cairo, major computer science. Also, I gained my master's degree in computer...

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USD 25/hr
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Dr. Max L.

Research Software Engineer/Developer for Behavioural Research
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USD 80/hr
Ph.D., Experimental Psychology
United Kingdom

I design and build custom software and experiments for behavioural and psychological research in an academic context. I hold a PhD in Psycholog...

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USD 80/hr
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Piotr W.

Freelance Data and Software Architect | Expert in Enterprise Architecture, DevSecOps and AI/MLOps
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USD 85/hr
Ph.D
United States

I am an experienced technology leader and data scientist with over 15 years of international experience designing and delivering high-performan...

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USD 85/hr
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Jun Fu L.

Epidemiology & Public Health Data Analyst | Expert in R, Python, SQL, and Medical ...
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USD 20/hr
Master of Public Health
Taiwan

I am a public health researcher specializing in epidemiology and medic...With a Master’s degree in Public Health (epidemiology) and over 10 peer-reviewed international publications...

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USD 20/hr
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Dr. Luca M.

Research Scientist, PhD in Biomedical Engineering
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USD 45/hr
Masters of Science
Netherlands

PhD in Biomedical Engineering with work and educational experiences in three countries (Italy, The Netherlands & US). Driven by a passion f...

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USD 45/hr
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Jacob C.

Computational linguist with experience developing language analytics systems in industry, government, and academia.
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USD 60/hr
PhD
United States

My background is in theoretical and computational linguistics, with a focus on syntax, semantics, and pragmatics. I am interested in developing...

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USD 60/hr
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Muqudas R.

MS EE and Research consultant specializing in academic writing, AI & data analysis, and dissertation guidance suppor...
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USD 100/hr
MS in Electrical Engineering
Pakistan

I am a research consultant with a Master’s in Electrical Engineering, offering a strong blend of academic writing, technical research, and comp...

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USD 100/hr
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Dr. Benjamin B.

Data scientist/statistician with a PhD in industrial-organizational psychology
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USD 50/hr
Industrial-Organizational Psychology
United States

𝗦𝘂𝗺𝗺𝗮𝗿𝘆 - Data scientist/statistician/social scientist with 10+ years experience - Uti...

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USD 50/hr
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Dr. Jacob B.

Computational Biologist & Bioinformatics Consultant (Ph.D. Neuroscience) | Single-cell, Multi-omics, Image Analysis ...
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USD 85/hr
PhD Neuroscince
United States

I am a computational biologist and bioinformatics scientist with expertise in RNA sequencing (bulk, single-cell, spatial, nuclei), proteomics, ...

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USD 85/hr
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Nomusah N.

Information Systems Audit Expert | IT Risk & Compliance | Research Support
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USD 50/hr
Master of Commerce (Information Systems)
South Africa

I am an IT professional with over a decade of experience across various domains including IT governance, risk management, compliance, and infor...

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USD 50/hr
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Gaurav C.

Researcher and Developer | Deep Learning Enthusiast
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USD 80/hr
Applied Machine Learning Engineering
India

Data Science | Statistics | Psychology & Medicine Research I am a data scientist and statistician specializing in psychology and medical ...

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USD 80/hr
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Dr. Andrea C.

Bioinformatics & Software Engineering Consultant | RNA & Cancer Genomics | NGS Pipelines | Structural Biology &a...
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USD 50/hr
Master's degree
Italy

I provide advanced bioinformatics and software engineering solutions in RNA and protein structure modeling, cancer genomics, and next-generatio...

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USD 50/hr
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Dr. Huta B.

Ph.D. Data Scientist | Machine Learning| NLP, Predictive Modeling
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USD 100/hr
PhD - Physics
United States

As a Ph.D.-level Data Scientist with over 5 years of experience in cutting-edge AI/ML applications, I specialize in transforming complex datase...

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USD 100/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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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.

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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 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.

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You can choose to pay either a fixed or an hourly fee based on your requirement.

How it works View full page
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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.