level-one heading

Top Freelance SQL Experts for Hire

Dr. Mehmet U.

Industrial AI, Machine Learning, Computer Vision & Sensor Analytics
Create Project
★★★★★
☆☆☆☆☆
USD 95/hr
PhD
Turkey

I hold a PhD in Electrical & Computer Engineering with expertise in Artificial Intelligence, Machine Learning, Computer Vision, IoT, Edge A...

★★★★★
☆☆☆☆☆
USD 95/hr
Contact3

IFEANYI A.

Senior Data Analyst | Business Intelligence Specialist | SQL Server | Power B I Excel Advanced
Create Project
★★★★★
☆☆☆☆☆
USD 30/hr
Computer Science
Nigeria

Results-driven Senior Data Analyst and BI Specialist with 10+ years delivering analytics, reporting automation, and digital transformation acro...

★★★★★
☆☆☆☆☆
USD 30/hr
Contact3

Akshat D.

AI & Full-Stack Developer | Data Analyst | ERP Systems, RAG Chatbots, FastAPI & Python
Create Project
★★★★★
☆☆☆☆☆
USD 22/hr
B.Tech, Computer Science and Engineering
India

I am a recent B.Tech Computer Science and Engineering graduate from VIT Vellore with practical experience in AI development, full-stack softwar...

★★★★★
☆☆☆☆☆
USD 22/hr
Contact3

Ruan S.

Applied Mathematician (PhD student) | Data Science, Statistical Modeling, Optimization & Scientific ML
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
Phd in Applied Mathematics
Brazil

Applied-mathematics researcher. Ph.D. student in Applied Mathematics (FGV/EMAp, stochastic optimization for power systems) and M.Sc. in Systems...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Yusuf U.

AI-Driven Cybersecurity Researcher | Adversarial ML · LLM Security · Penetration Testing | IEEE Author · ...
Create Project
★★★★★
☆☆☆☆☆
USD 55/hr
Master in Cybersecurity
United States

I am a cybersecurity researcher and PhD candidate specializing in AI-driven threat detection, adversarial machine learning, and LLM security. M...

★★★★★
☆☆☆☆☆
USD 55/hr
Contact3

Deepanshu G.

Freelance Data Scientist | Python, SQL, ML | Streamlit & FastAPI App Builder
Create Project
★★★★★
☆☆☆☆☆
USD 20/hr
Bachelors
India

Data analyst and data scientist with hands-on experience across the full analytics stack — Python (Pandas, Scikit-learn), SQL, Excel, Power BI,...

★★★★★
☆☆☆☆☆
USD 20/hr
Contact3

Jack K.

Computational Biologist offering consultation on research strategy and data analysis
Create Project
★★★★★
☆☆☆☆☆
USD 30/hr
MSc Biomedical Sciences
Netherlands

As a researcher with a MSc in Biomedical Sciences and BSc in Biochemistry, I bring a strong scientific background to projects involving data mo...

★★★★★
☆☆☆☆☆
USD 30/hr
Contact3

Faith A.

Spatial Data Scientist & Remote sesnisng Expert | 5+ years of experience in GIS research
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
Bsc in GIS and remote sensing
Ghana

I am a spatial data scientist and consultant with experience supporting international research institutions and NGOs in fields such as biodiver...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Dhruv T.

Business & Data Analyst | Expert in SQL & Excel (10 Years) | Program Management (10 Years)
Create Project
★★★★★
☆☆☆☆☆
USD 150/hr
Master of Science
India

Strategic Data Analyst Leader with over 10 years of progressive experience across Amazon, Bank of America, and HCL Technologies, specializing i...

★★★★★
☆☆☆☆☆
USD 150/hr
Contact3

Reddy Sai Srinivas K.

Senior Data Analyst & Technical Consultant | Advanced SQL, Python, ETL & Power BI
Create Project
★★★★★
☆☆☆☆☆
USD 10/hr
Masters of Science
India

I am a Senior Data Analyst and Technical Consultant with over 5 years of experience architecting automated, scalable data infrastructure that c...

★★★★★
☆☆☆☆☆
USD 10/hr
Contact3

Muhammad N.

Machine Learning & Python Developer | AI Automation | Computer Vision | Generative AI
Create Project
★★★★★
☆☆☆☆☆
USD 8/hr
Bs software engineering
Pakistan

I am a Software Engineering undergraduate with a strong interest in Artificial Intelligence, Machine Learning, and backend software development...

★★★★★
☆☆☆☆☆
USD 8/hr
Contact3

Dr. Bukola A.

Molecular Microbiologist & Plant Biologist | 15+ Years in Pathogen Diagnostics, Antimicrobials & Regulatory Affa...
Create Project
★★★★★
☆☆☆☆☆
USD 120/hr
Graduate Certificate, Regulatory Affairs (Science)
Canada

Dr. Bukola Rhoda Aremu is a PhD-level molecular microbiologist and plant biologist with over 15 years of research experience spanning plant-pat...

★★★★★
☆☆☆☆☆
USD 120/hr
Contact3

Valerii K.

ML Software Engineer
Create Project
★★★★★
☆☆☆☆☆
USD 25/hr
M.Sc (Master of Science)
Georgia

I am an AI Life Science Engineer and Biostatistician with a Master’s Degree (with honors) in Bioinformatics and Systems Biology. Currently work...

★★★★★
☆☆☆☆☆
USD 25/hr
Contact3

Dr. Sara L.

Freelance Research Scientist, Statistician and Psychometrician | Expert in R
Create Project
★★★★★
☆☆☆☆☆
USD 100/hr
PhD
United States

PhD Social Psychology, 20+ yrs experience in research design and statistical analysis, 15+ yrs experience in R programming, 10+ yrs experience ...

★★★★★
☆☆☆☆☆
USD 100/hr
Contact3

Dr. Ravikumar R.

AI ML DL & Federated Learning Expert | Research Consultant | Academic Writing & Data Analysis | PhD Proposal Sup...
Create Project
★★★★★
☆☆☆☆☆
USD 10/hr
Doctor of Philosophy
India

I am Dr. Ravikumar R. N., a PhD-qualified Computer Science academician, postdoctoral researcher, and consultant with 13+ years of teaching and ...

★★★★★
☆☆☆☆☆
USD 10/hr
Contact3

Daniel S.

Data Scientist & Engineer | Python Developer | Multidisciplinary STEM & Finance Expert
Create Project
★★★★★
☆☆☆☆☆
USD 15/hr
BSc Energy and Environmental Engineering
Kenya

I am a Data Scientist and Engineer with a multidisciplinary background bridging mechanical/electrical engineering physics, machine learning, an...

★★★★★
☆☆☆☆☆
USD 15/hr
Contact3

Dr. Sofya M.

Freelance Data Scientist & Bioinformatician and scientific writer with 5+ years experience | Expert in R & Cance...
Create Project
★★★★★
☆☆☆☆☆
USD 60/hr
PhD
Germany

PhD in cancer research, Interest in single cell multi-omics and personalised medicine

★★★★★
☆☆☆☆☆
USD 60/hr
Contact3

Dr. Andrea C.

Bioinformatics & Software Engineering Consultant | RNA & Cancer Genomics | NGS Pipelines | Structural Biology &a...
Create Project
★★★★★
☆☆☆☆☆
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...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Md A.

AI & Full-Stack Developer | Generative AI, LangChain & LangGraph | IEEE Published Researcher
Create Project
★★★★★
☆☆☆☆☆
USD 15/hr
Integrated BTech plus Mtech
India

I am a software developer and AI enthusiast with a strong interest in Generative AI, full-stack development, and intelligent systems. My experi...

★★★★★
☆☆☆☆☆
USD 15/hr
Contact3

Aondona I.

Medical AI & Deep Learning Consultant | Medical Image Segmentation & Reconstruction | 19+ Publications
Create Project
★★★★★
☆☆☆☆☆
USD 75/hr
MSc
Nigeria

I am a medical AI and imaging researcher specializing in deep learning for medical image analysis, with 19+ peer-reviewed publications and firs...

★★★★★
☆☆☆☆☆
USD 75/hr
Contact3

Sumera S.

Artificial Intelligence (AI) & Computer Vision Researcher | Deep Learning, Machine Learning, VLMs & Python Exper...
Create Project
★★★★★
☆☆☆☆☆
USD 60/hr
MS in Electrical Engineering
Pakistan

I am a Lecturer in Computer Science specializing in Artificial Intelligence, Computer Vision, and Deep Learning, with an academic background sp...

★★★★★
☆☆☆☆☆
USD 60/hr
Contact3

Dr. Keith K.

HEOR Consultant | Scientific/Medical Writer | Oncology, Immunology, Rheumatology | 60+ Peer-Reviewed Publication...
Create Project
★★★★★
☆☆☆☆☆
USD 125/hr
Bioinformatics
United States

I'm a PhD-level medical affairs and scientific...communications expert with 13+ years translating complex clinical, epidemiologic, and real-world evidence into publication-ready...

★★★★★
☆☆☆☆☆
USD 125/hr
Contact3

Dr. Tanushree N.

Life Sciences Data Scientist | Big Data, Bayesian Modeling & Predictive Analytics (R/Python) | Bioinformatics
Create Project
★★★★★
☆☆☆☆☆
USD 50/hr
PhD, Biochemistry
India

I'm a PhD Biochemist and computational biologist with 6+ years of post-doctoral experience turning complex, high-dimensional biological dat...

★★★★★
☆☆☆☆☆
USD 50/hr
Contact3

Dr. Lomash S.

R Statistics & data Analyst, Scientific Manuscript Writing, Plant Genetics & Agricultural Research Consultant,
Create Project
★★★★★
☆☆☆☆☆
USD 25/hr
3 months training program on Bioinformatics with a research, titled “Phylogenic Relationship and evolutionary history of selected allium species: A Molecular Analysis”
India

While I am new to Kolabtree, I bring years of academic research experience and am committed to delivering high quality, reliable, and timely re...

★★★★★
☆☆☆☆☆
USD 25/hr
Contact3

Dr. SAKSHI B.

PhD Battery & EV Energy Systems Expert | AI/ML, SOH-RUL, Forecasting & Smart Charging
Create Project
★★★★★
☆☆☆☆☆
USD 80/hr
PhD in Electronics & Instrumentation Engineering
Qatar

I help EV, battery, and energy organizations turn technical data into validated predictive models, simulations, and decision-ready insights. I ...

★★★★★
☆☆☆☆☆
USD 80/hr
Contact3

Kolabtree is the leading online marketplace for SQL experts. Post your project, get bids, and hire qualified experts quickly and easily.

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 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.

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 aren'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.