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Top Freelance SQL Experts for Hire

Angus F.

Data Scientist with 13 years Chemistry R&D experience in Oil & Gas and Ag
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USD 50/hr
Masters of Science
United States

13 years of scientific R&D across different industries provides me with unique experience to address any data science challenge. My skillse...

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USD 50/hr
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Dr. Alexey P.

Bioinformatics expert specializing in protein interactions, structure modeling, and protein design
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USD 150/hr
PhD (Chemistry)
United States

I am a computational biologist with over 20 years of experience in bioinformatics, protein structure modeling and functional annotation. My res...

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USD 150/hr
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Manjunath M.

Senior Techno-Business Analyst | Salesforce & Veeva Expert | Operations & Stakeholder Management | 13+ Years in ...
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USD 95/hr
MBA
Canada

A hardworking, goal-oriented professional, looking for a role in Information Technology. Extensive experience both as an individual contributor...

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USD 95/hr
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Dr. Nahuel M.

PhD in Chemistry | Heterogeneous Catalysis and Data Analysis | Python, SQL, DFT Modeling
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USD 15/hr
Phd in Chemistry
Argentina

I’m a PhD-level researcher with over 5 years of experience in computational chemistry, heterogeneous catalysis, and advanced data analysis. My ...

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USD 15/hr
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Eman S.

Software Engineer| AI Researcher, PhD| NLP & Deep Learning| Technical Recruiter
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USD 100/hr
PhD in Biomedical Engineering
Egypt

Fond of problem solving through software cycle; analysis, design and develop- now specializing in solving complex challenges through Artificial...

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USD 100/hr
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Lisa L.

Statistician and programmer in HEOR and RWD (HTA submission) with 6+ years professional experience | R and SQL
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USD 150/hr
Masters of Science in Statistics
Canada

Meta analyses; NMA; MAIC; surrogate endpoint analyses; report writing; R and SQL coding

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USD 150/hr
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SARADA K.

Expert in Software Transformation & Scalable Solutons | Cloud & DevOps Innovator | Enterprise Architect |
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USD 35/hr
Civil engineering
India

With over 28 years of progressive experience in software engineering, product leadership, and DevOps transformation, I bring a unique blend of ...

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USD 35/hr
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Dr. Mahmoud G.

"CFD Expert | Thermal Systems & Microchannel Cooling | ANSYS Fluent & Experimental Validation"
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USD 30/hr
Doctor of Philosophy (Ph.D)
Egypt

I am a Mechanical and Mechatronics Engineer with over 9 years of academic and research experience, currently serving as a teaching assistant at...

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USD 30/hr
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Mohit J.

Assignment Helper | Academic Writing • Editing • Summarizing
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USD 10/hr
B.Tech. in CSE
India

I help students, researchers, and professionals get fast, accurate, and clearly written content — whether it’s assignments, article writing, pr...

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USD 10/hr
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Anjan B.

Biomedical Engineer | Nanotech Researcher | AI & Image Segmentation | Scientific Writing & Data Analysis | CAD/C...
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USD 15/hr
Nanoscience and Technology
India

I am a biomedical engineer with a master's in nanoscience and technology, specializing in AI-based image segmentation, cancer nanomedicine,...

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USD 15/hr
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Ryan W.

IT Developer & Chemist | Specialized in Data Science, Cheminformatics, Python, & Scientific Software
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USD 40/hr
Bachelor of Computer Science
United States

As a Senior IT Developer with over 12 years of experience, I specialize in blending my technical expertise in software development with my stro...

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USD 40/hr
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Juan David A.

Data Scientist with a strong background in Machine Learning, Finance, Economics, and Data Engineering
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USD 15/hr
Big Data (Modélisations statistiques économiques et financières)
France

Data Scientist with a strong background in Machine Learning, Finance, Economics, and Data Engineering. Currently pursuing a Master’s degree in ...

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USD 15/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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Simpy S.

Instructional Designer, Content Writer, SEO Specialist, Data Analyst - Expert in Python and R for Data Visualizations
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USD 15/hr
PGCertificate in Cyber Security Management and Data Science
India

With 18 years of experience in IT, I have led and executed projects across all phases of the Software Development Life Cycle (SDLC), spanning d...

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USD 15/hr
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Dr. Sally D.

PhD Biomedical Scientist | Expert in Data Analysis, Scientific Writing & Editing | Published Researcher | Coding Ski...
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USD 50/hr
PhD Molecular Biology
United Kingdom

I am a PhD-trained biomedical scientist with over 10 years of experience in scientific research, specializing in molecular biology, cardiovascu...

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USD 50/hr
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Dr. Amine M.

I am an academic, a researcher, a computer scientist, an entrepreneur, and an educator. I prefer the latter.
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USD 25/hr
Ph.D. in Computer Science
Algeria

I am an academic, researcher, computer scientist, and entrepreneur with a robust educational background and extensive experience across academi...

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USD 25/hr
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Dr. Ghulam M.

Freelance Data Scientist & Academic Research Consultant | PhD in AI | Expert in Python, Research Analytics & Sci...
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USD 10/hr
PhD Computer Science
Pakistan

I am Dr. Ghulam Mustafa, a dedicated AI researcher and data scientist with a Ph.D. in Computer Science from the University of Engineering and T...

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USD 10/hr
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Andrew T.

Pharmacepidemiology | Biostatistics | ML | AI | RWE | Pubs | | SAS | R | Python | 20 years of experience
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USD 150/hr
MS
United States

I am an experienced pharmacoepidemiologist and data scientist with expertise in real-world evidence (RWE), biostatistics, and observational stu...

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USD 150/hr
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Ateeb M.

Freelance Data Analyst | Excel, Power BI, SQL, Python
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USD 10/hr
Bachelors of Business Administration
India

I’m a freelance data analyst skilled in Excel, Power BI, SQL, and Python. I help businesses and researchers turn raw data into clear insights w...

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USD 10/hr
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Dawit A.

Data Scientist | Machine Learning Engineer
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USD 15/hr
Master of Science in Information Science
Ethiopia

I am a seasoned Data Scientist based in Addis Ababa, Ethiopia, with over seven years of experience in machine learning, natural language proces...

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USD 15/hr
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Dr. Arun Kumar S.

PhD | Assistant Professor | Swarm Robotics Researcher | 20+ yrs Teaching in CSE
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USD 15/hr
Computer Science & Engineering PhD
India

I am an Assistant Professor with over 20 years of teaching and research experience in Computer Science. My research domain is Swarm Robotics, a...

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USD 15/hr
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Dr. Yihong T.

AI/NLP & Computer Vision Researcher | Python | ChatGPT Prompts | Data Cleaning & Classification
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USD 30/hr
Masters of Science
United States

Hi! I’m a PhD researcher in Artificial Intelligence with hands-on experience in natural language processing (NLP), computer vision, and LLM app...

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USD 30/hr
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Dr. Ninos H.

Multidisciplinary Science Expert | Research, Writing & Data Analysis | NASA & EU Lab Experience
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USD 50/hr
Masters (Science) Physics
France

I’m a PhD researcher specializing in planetary biogeochemistry and prebiotic chemistry, with over 8 years of experience conducting high-precisi...

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USD 50/hr
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Dr. Fatma S.

Assistant Professor | AI, Cybersecurity & NLP | Research Consultant | Data Scientist | Technical & Academic Writ...
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USD 40/hr
Ph.D
Egypt

I am an assistant professor and Ph.D. holder in artificial intelligence with over 8 years of experience in academic research, machine learning ...

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USD 40/hr
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Dr. Carlos R. A.

Public Health Epidemiologist | Infectious Disease Surveillance | Real-World Data & Health Equity
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USD 60/hr
DrPH
United States

I am a public health epidemiologist and data analyst with over a decade of experience advancing population health through infectious disease su...

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USD 60/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 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.

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

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Job Done!

Approve the deliverables once you're satisfied with the job done.