Top Freelance Quality Assurance & Quality Control (QA/QC) Experts for Hire

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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Dr. Dr Kris A.

PhD level chemical engineer with full stack software development skills.
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USD 50/hr
PhD Chemical Engineering
United Kingdom

I have over 20 years of experience in the commercialisation of technologies in the petroleum and biofuels industries. For the past 7 years I ha...

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USD 50/hr
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Dr. Nemi J.

Dr. Jain is a globally experienced, solutions-oriented leader with 40 years of expertise in the chemicals and materials.
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USD 150/hr
Sustainable Supply Chain Management
United States

Dr. Nemi Jain, Ph.D. is a globally experienced scientific leader, management strategist, and mentor whose career spans more than four decades a...

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USD 150/hr
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Jarrell M.

Medical Device Consultant | Risk & Regulatory Compliance | ISO 14971, IEC 60601, ISO 13485, FDA 510(k), EU MDR
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USD 150/hr
Bachelor of Science in Electrical Engineering
United States

I am a medical device consultant with 25 years of experience helping companies bring products to market. I combine strong expertise in regulato...

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USD 150/hr
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Dr. Ejaz A.

Cosmetic Product Safety Assessor | Product Development Chemist | CPSR GPSR PIF SDS CPNP SCPN | EU UK USA CAN AUS
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USD 30/hr
Ph. D
Pakistan

I am PhD in Chemistry and working as Product Development Chemist and Cosmetic Safety Assessor with over 17+ years of experience in cosmetic reg...

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USD 30/hr
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Dr. Florence L.

Medical Device & IVD Regulatory Affairs and QMS Advisor | MDR, IVDR, UKCA, FDA (60 minutes consultation)
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USD 120/hr
PhD
United Kingdom

Medical Device and In-Vitro Diagnostics Regulatory Affairs and Quality Assurance (QARA) professional with 6+ years’ experience supporting medic...

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USD 120/hr
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Jessica Y.

Food Science & Technology Specialist | Expert in Product Development, Quality Assurance & Sustainable Processing
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USD 50/hr
BSc in Nutrition and Food Science
Ghana

I am a dedicated food science and technology professional with a strong background in developing innovative food products, ensuring quality and...

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USD 50/hr
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Ashley K.

Medical Device Regulatory Affairs & QA Specialist | EU IVDR, ISO 13485, CAPA, Post-Market Surveillance
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USD 60/hr
Bachelor of Science in Biology
United States

Regulatory Affairs and Quality Assurance specialist with nearly three years of hands-on experience supporting medical device and IVD manufactur...

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USD 60/hr
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Zoey F.

Science Writer & Content Strategist | Turning complex research into articles, infographics, decks & explainers v...
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USD 50/hr
Master of Engineering
Singapore

A methods section written for a journal reviewer does not work for an investor deck. Same data, different reader, and the communication gap bet...

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USD 50/hr
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Aayan H.

I specialize in orchestrating experimentally validated models and integrating them with ML, producing predictive GUIs
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USD 30/hr
Metallurgy and Materials Engineering
Pakistan

Led or contributed to six independent research projects between 2025 and 2026. These projects applied design of experiments and statistical opt...

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USD 30/hr
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Dr. Endra L.

Food Safety & Dairy Technology Consultant | PhD Candidate | HACCP | Food Microbiology | Scientific Writing | Regulat...
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USD 100/hr
Food Hygiene and Technology
Kosovo

I am a Food Engineer and PhD Candidate in Food Hygiene and Technology with over 8 years of experience in the dairy and food manufacturing indus...

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USD 100/hr
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Dr. KAUSHAL A.

Ph.D. Materials Scientist | DFT, XRD, FTIR, EIS, Data Analysis & Scientific Research Consulting
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USD 27/hr
PhD - Physics
India

I am a Ph.D. Materials Scientist with expertise in experimental and computational materials science, materials characterization, molecular mode...

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USD 27/hr
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Muhammad Q.

Senior Advanced Manufacturing & Industrialization Engineer | Manufacturing Technology | Digital Twin | Robotics
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USD 100/hr
Automotive Production Engineering
Germany

I am a Senior Advanced Manufacturing & Industrialization Engineer with 10+ years of international experience across automotive, aerospace, ...

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USD 100/hr
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Dr. Abdullah O.

Innocentive solver ( 4 awards), Prof of Biochemistry and Clin. Biochem, Biogerontologist, Bioinformatician, 30+y exp, MD
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USD 95/hr
Master of Bioinformatics
United States

I seek opportunities where I can leverage my expertise in aging biology (biogerontology), biochemistry, clinical biochemistry, bioinformatics, ...

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USD 95/hr
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Dr. Andrea Q.

Fashion Theorist & Fashion Designer
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USD 110/hr
Fashion System Design
Italy

I’m Andrea Quartu a fashion theorist and researcher currently pursuing a PhD in Fashion at the University of Florence. I provide...specialized revision of theses and academic texts, ensuring clarity, coherence, and academic rigor for publication...

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USD 110/hr
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Kenneth B.

Sterile Drug Manufacturing Consultant | Quality Oversight & QC Lab Strategy
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USD 80/hr
MS in Biotechnology
United States

Accomplished Pharma Quality Leader with 23 years of extensive experience directing Quality Assurance, Quality Control, and technical operations...

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USD 80/hr
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Dr. Omar E.

Industrial AI & Mechanical Engineering Expert | Predictive Maintenance, Quality and Process Optimization
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USD 80/hr
Phd
Morocco

I am a Mechanical Engineering Professor, researcher and industrial AI consultant with more than 30 years of experience in manufacturing enginee...

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USD 80/hr
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Nimali U.

Food Formulator & Consultant | Functional Foods, Nutraceuticals & Nutrition | Founder, De Novo Larder
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USD 100/hr
MSc in Food Science and Technology
Sri Lanka

As a passionate Food Formulator, Consultant, Technologist, and Researcher, I bring a wealth of expertise to the exciting worlds of functional f...

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USD 100/hr
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Dr. Robbie C.

Computational neuroscientist with virtual healthcare industry experience.
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USD 150/hr
PhD | Neuroscience
United States

AI/ML Engineer and Data Scientist with a decade of experience driving digital health innovation from startup inception to large-scale data solu...

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USD 150/hr
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Vaneet S.

Sr Regulatory Leader | CMC & Labelling | Synthetics & Biologics | BLA/NDA | Lifecycle Management (FDA, EMA, MHRA...
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USD 100/hr
MSc
United Kingdom

Professional Overview & Strategic Scope As a Senior Regulatory Affairs Leader with over 15 years of progressive biopharmaceutical experien...

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USD 100/hr
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Dr. David N.

Global Pharmacovigilance and Regulatory Affairs Expert
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USD 75/hr
MSc International Pharmacoeconomics, Health Economics & Market Strategies
Germany

I am a pharmacist and senior pharmacovigilance, regulatory affairs and clinical development professional with 14+ years of experience across ph...

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USD 75/hr
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Dr. Manish P.

PhD Process Engineer | Scientific & Technical Writing | Data Analytics | Food Science & Biotech Research | IT Co...
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USD 50/hr
Doctor of Philosophy (Ph.D)
India

I am a PhD-qualified Process and Food Engineering specialist with over five years of cross-disciplinary experience spanning academic research, ...

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USD 50/hr
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Meniz A.

PhD Chemist | Analytical Scientist | QA Specialist | Founder of Scientium Consultancy
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USD 30/hr
PhD
Netherlands

I'm Dr. Meniz Altay, the scientist behind Scientium. After my PhD in Chemistry at Rijksuniversiteit Groningen and five years of experience ...

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USD 30/hr
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Carmen M.

Technical Manager & Innovation Leader | Formulation, Claims & Regulatory Expert
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USD 100/hr
BSc (Hon) Chemistry/Biochemistry
United Kingdom

I am a Technical Manager and product innovation leader with over 20 years of international experience across cosmetics, personal care, househol...

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USD 100/hr
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Ghulam M.

Forensic Toxicologist |Chemist| LC-MS/TQ, QTOF, GC-MS & HPLC Expert | 15+ Yrs Exp| QA, Validation & Troubleshoot...
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USD 30/hr
M.Phil Chemistry
Pakistan

I am a highly experienced Forensic Toxicologist and Analytical Chemist with over 15 years of expertise in toxicological analysis of biological ...

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USD 30/hr
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Kolabtree is the leading online marketplace for Quality Assurance & Quality Control (QA/QC) 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 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.

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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
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.