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Top Freelance SQL Experts for Hire

Dr. Hubert M.

Researcher | Data Processing Specialist | C++ Expert | Former Lead Game/Animation Programmer
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Masters in Computer Science and Engineering
United Kingdom

+10 years experience in game industry (specialist of gameplay/animation/physics systems), +5 years experience in system/database/AI research a...

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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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Priyanka S.

Neuroscience Scientist | Science communicator | Educator | Neurodevelopment & Mental Health
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USD 110/hr
Masters in Lifesciences
United States

I’m a Neuroscience Ph.D. candidate in UCLA’s Brain Connectivity and Cognition Lab with 4+ years of research across autism, ADHD, and anxiety. I...

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USD 110/hr
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Dr. Archana G.

End-to-End Research & Thesis Specialist | Statistics, Analytics & Responsible AI Integration
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USD 55/hr
Ph.D.
India

Ph.D. with 23+ years of academic and research leadership in Research Methodology, Data Analytics, and IT Management. I specialize in quantitati...

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USD 55/hr
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Jhoselinne Klaribel B.

GIS & Spatial Data Analysis Consultant | Disaster Risk & Environmental Modeling Specialist
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USD 31/hr
MASTER'S DEGREE IN RISK PREVENTION AND MANAGEMENT
Ecuador

I am a Geographic and Environmental Engineer with a Master’s degree in Disaster Risk Management, specialized in advanced GIS and spatial data a...

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USD 31/hr
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Agustín C.

R&D Engineer for Medical Devices | AI & Machine Learning Engineer specializing in biomedical signal processing
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USD 25/hr
Master in Artificial Intelligence
Spain

I am a Biomedical Engineer and AI Master's student at UPC with 3+ years of hands-on experience applying machine learning and data science t...

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USD 25/hr
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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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Denis D.

Physics researcher at NeuroPhysics lab, specializing in statistical modeling, complex systems, and scientific computing.
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USD 20/hr
Bachelors in Science (Physics)
Brazil

I am Denis Domeniconi Caprioti , a Physics Reasercher at the Federal University of Santa Catarina (UFSC) with a passion for decoding the "...

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USD 20/hr
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Simran S.

Scientific Programmer, Researcher, Modeling, Data analysis and Machine Learning for Earth Observation Application
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USD 50/hr
Master of Science in Geodetic Engineering
Austria

8+ years - Scientific Programming, Earth Observation applications, Software Development, Testing and Deployment

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USD 50/hr
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Santiago V.

Biotechnologist | Data Analyst in Training | Lab Quality & Experimental Data Management
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USD 16/hr
Licenciatura en biotecnología
Argentina

I'm a Biotechnologist from the National University of Córdoba (Argentina) with hands-on experience in laboratory quality control, expe...

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USD 16/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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Aditya S.

Computational Biology Research Analyst | Genomic Data Analysis & Molecular Modeling | Python & R
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USD 25/hr
B.Tech. Bioinformatics and Data Science
India

I am a Computational Biology graduate with research experience in genomic data analysis and molecular modeling. My background combines biologic...

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USD 25/hr
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Pooja M.

PhD in Computer Science | RnD Developer | Healthcare and Clinical | Research Mentor | Thesis & Academic Writing
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USD 50/hr
M.Tech
India

I am a Computer Science researcher with 7+ years of industry experience as an R&D Developer at Dassault Systèmes, working across Healt...

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USD 50/hr
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Dr. Sima S.

PhD Research Consultant | Environmental Data & Policy | Municipal Data Governance | GIS, Data Science, Mixed Methods...
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USD 100/hr
PhD
Canada

I am a PhD-level research consultant specializing in environmental data and policy, municipal data governance, climate/water policy, and GIS/da...

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USD 100/hr
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Anton S.

Product-Focused Engineer | Data Analyst | Business-Driven System | 5+ Exp
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USD 25/hr
Master's degree
Poland

I build scalable products by solving the right business problems, not just delivering features. 👉 My career began as an Upwork client a...

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USD 25/hr
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Mohil .

Agricultural Data Scientist Crop Modeling Statistical Analysis Python GIS
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USD 90/hr
PhD in Agricultural Sciences (Crop Modeling)
Canada

Agricultural data scientist with a PhD in crop modeling and more than 10 years of experience in agricultural data analysis and research. Exper...

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USD 90/hr
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Arnault G.

Applied-research scientist with 9+ years designing and stress-testing production NLP/LLM systems.
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USD 150/hr
Masters of Science
United Kingdom

Applied-research scientist with 9+ years designing and stress-testing production NLP/LLM systems. I lead red-teaming, bias evaluation and safet...

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USD 150/hr
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Aria Z.

PhD Materials Scientist | Polymer Nanotechnology & Delivery Systems | Advanced Analytical Characterization
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USD 65/hr
Ph.D.
United States

PhD Materials Scientist specializing in organic synthesis, thin film systems, and formulation optimization. Skilled in advanced...analytical characterization and in communicating technical findings through grant proposals, research publications...

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USD 65/hr
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Salma K.

Fresh Data Scientist
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USD 8/hr
Bachelor of Applied Science
Egypt

I am a computer engineering graduate, who is passionate about problem solving using artificial intelligence. I have worked on different AI proj...

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USD 8/hr
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Muhammad H.

NLP Behavioural Interventionist | Behavioral Data Analyst | Psychology & Data-Driven Insights | Bridging Human Behav...
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USD 25/hr
BS Psychology
Pakistan

visionary problem-solver with a unique knack for understanding how people truly tick, and how that shapes business success. My varied journey h...

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USD 25/hr
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Conner K.

Deep Tech Strategist | Product Innovation, Systems Engineering, and TCO/Techno-Economic Analysis
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USD 110/hr
BA Political Economy
United States

My work sits at the intersection of emerging technology, product development, and commercialization strategy. I support teams working with comp...

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USD 110/hr
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Dr. Aurora C.

Bioinformatics & aDNA Specialist | PhD in Molecular Biology | Expert in Snakemake Pipelines & Population Genetic...
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USD 45/hr
Doctorate
Spain

I am a PhD-trained molecular biologist with over 6 years of postdoctoral experience in bioinformatics, specializing in ancient DNA (aDNA), popu...

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USD 45/hr
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Dr. Erandika K.

Computational Chemist & Data Scientist | Machine Learning, Data Analysis, Cheminformatics, Molecular Modeling
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USD 50/hr
Ph.D.
Sri Lanka

I am a computational chemist and data scientist with experience applying machine learning, statistical modeling, and data analysis to complex c...

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USD 50/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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Yuncheng J.

Freelance Quantitative Methodologist & Statistical Diagnostician | R, Bayesian & Predictive Modeling | Biostatis...
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USD 40/hr
Master in Public Health
Thailand

I am a quantitative methodologist, active peer reviewer, and researcher with an academic background in Public Health and Agronomy. I specialise...

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USD 40/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.

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 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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You have to approve the deliverables only if quality meets your expectations. If you aren't happy, we'll refund your money.

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Get Quotes & Choose Experts

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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.