Top Freelance Software QA & Testing Experts for Hire

Dr. Jeremiah K.

I am an experienced researcher and consultant with expertise in SPSS, Excel, R, and SAS data analysis.
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USD 30/hr
PhD; Statistics
Kenya

I am skilled with 5 years of experience in SPSS, Excel, R, and SAS data analysis. I am also proficient in report writing, survey designs, and d...

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USD 30/hr
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Dr. Mihai P.

Physicist, Sci & Tech Consultant, Know-How creator, Experimentalist
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USD 79/hr
Ph.D. (Physics)
Romania

Check ORCID ID https://www.linkedin.com/in/mihai-pop-b80162333 Sci & tech consulting requests are welcomed - Based on own professional ex...

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USD 79/hr
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César Daniel B.

BSc in Chemistry | MScs Petroleum Engineering | PGCert in Research Methodology | SME in Molecular Characterization
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USD 70/hr
Heavy Crude Oil Extraction - Petroleum Engineering
Venezuela

- Specialist in hydrocarbon gas chromatography using Gas Chromatographs with Flame Ionization Detection (GC-FID) and with Selective Detection b...

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USD 70/hr
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Kelvin E.

Scientist✓AI Language Professional✓Tutor Writer✓Content Scientist✓Data Analyst✓Technologist✓New Business Developer✓7 Yrs
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USD 10/hr
Geology
Nigeria

I AM a Scientist, Content Marketing Strategist, and New Tutor with Excellent knowledge and understanding of broad Scientific, Content Marketing...

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USD 10/hr
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Johannes e g Hans V.

Global Expert in Quality engineering management, Auditing, and Regulatory Compliance, SQE. Delivering results for proces
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USD 125/hr
BSc Engineering
Netherlands

Eager to contribute with my passion for quality improvement, attention to detail, and auditing expertise, ensuring success process architecture...

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USD 125/hr
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Dr. Hrishikesh G.

Over 30 years of experience commercializing medical devices for large, mid-size and early stage companies.
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USD 125/hr
PhD in Electrical Engineering
United States

Broad hands-on software and hardware development for medical devices such as diagnostic imaging devices (PET, MRI, X-Ray and Ultrasound), blood...

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USD 125/hr
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Dr. Tin L.

Expert in Machine Learning, Robotics, and anything Computer Science related.
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USD 60/hr
Computer Science
Australia

I am an enthusiastic individual who persuades to exceed expectations. Collaboration and working as a team always help me to think from a new an...

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USD 60/hr
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Dr. Holly R.

I provide analysis and research, technology evaluation, data cleaning / tagging, and editing services.
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USD 150/hr
PhD, Computational Social Science
United States

Broad experience with analytic tools and technology. Subject matter expertise in Agile leadership and data science. Over 23 years of experience...

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USD 150/hr
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Dr. Alice V.

Translational Science Research & Development Consultant | Digital Health, AI, Ethics, Education, Work & Wellbein...
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USD 300/hr
Masters
United States

I'm interested in translational science, applied psychology, experimental psychology, and evaluative research, especially in developing or ...

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USD 300/hr
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Dr. Ashar K.

Consultants| Researcher| Data scientist| Statistician| Software engineer| Academic writer| Ph.D. in Computer
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USD 50/hr
Certificate in Machine Learning, (11 WeeK)
Oman

Experienced Data scientist and researcher with demonstrated history of working on industrial, educational, business, economics. and healthcare ...

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USD 50/hr
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Dr. Murtaza Najabat A.

Medical Device Development | Healthcare Technology Specialist | Regulatory Affairs Specialist
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USD 80/hr
PhD in Materials Science
Pakistan

I am a biomedical engineer with over 20 years of experience in medical device development and healthcare technology. Apart from academia, I hav...

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USD 80/hr
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Doctorate
India
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USD 30/hr

More than 15+ years of work experience in multinationals Food/Beverage and Biotechnology companies/Institute (R & D, Analytical, QA /QC...

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USD 30/hr
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Dr. PhD Tarik J.

Freelance Data Scientist and Image Analyst | Expert in R, Python, Matlab, JAVA, PHP, Javascript, SQL, EXCEL, SPSS
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USD 10/hr
Master 2 de recherche
Morocco

I am actually a project coordinator, I have enough skills in project management as in Computer science, at first i was a developer, then i got ...

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USD 10/hr
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Jonathan C.

Controlled Substances Psychopharmacology | Freelance Data Scientist, Data Engineer | Cannabis
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USD 100/hr
Neuroscience, PhD
United States

Subject Matter Expert on Psychopharmacology (Drugs, Brain, Behavior). A neuroscientist participating in the emergence of Psychedelics &...

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USD 100/hr
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Dr. Matthias B.

PhD in physics and business background | 3D Imaging and X-Ray Expert with 10+ years of experience
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USD 100/hr
Physics, summa cum laude
Germany

There are 3 main reasons why I'm valuable for your team: (1) You will get a partner that knows both academia AND the corporate world. (2...

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USD 100/hr
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Dr. David W.

Technical expert in research software, analysis, physics and biology
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USD 50/hr
PhD
New Zealand

I specialise in writing computational analyses of a variety of datasets. Predominantly my background is in optical physics and the biology of a...

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USD 50/hr
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Dr. Abbas M.

Data scientist, Ph.D. in Computer Science with 8+ years of working experience
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USD 20/hr
PHD
Canada

Data scientist, Ph.D. in Computer Science with 8+ years of working experience executing data-driven solutions for structured and unstructured d...

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USD 20/hr
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Dr. Dr. Momcilo K.

Delivering Better Software Faster | AI Agents, Chatbots, RAG, Fine-Tuning, AWS, CI/CD
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USD 50/hr
Doctor of Science - Electrical and Computer Engineering (Ph.D.El.Comp.Eng.)
Serbia

As the Founder and visionary behind LabSoft d. o. o. (LLC), I, Dr. Momcilo Krunic, am at the forefront of integrating Generative AI into practi...

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USD 50/hr
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Dr. Alexander D.

Biological Data Analyst with 15 years of experience | Bioinformatics & Machine Learning Expert | C++ & Python
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USD 150/hr
Ph.D. in Theoretical Condensed Matter Physics
United States

Prolific principal investigator with 15 years of experience in computational biology and bioinformatics. Accomplished leader in creating innov...

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USD 150/hr
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Dr. Stéphane G.

Former CTO and CSO, physicist in biotech, scientific software developer and R&D management expert
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USD 125/hr
PhD
France

10+ years of expertise in industrial process modeling (including software development in C++ and Python, data mining...) 5-year entrepreneur ex...

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USD 125/hr
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Mohammed H.

Test Automation Engineer | Expert in JavaScript, Java, Python, Nightwatch, Cucumber.
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USD 50/hr
Master of Applied Science
Canada

I am Software Engineer who specializes in automation testing. I started with full-stack development where I honed my skills in Java and React a...

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USD 50/hr
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Venkatasubramaniam R.

Business Profitability Consultant and Senior Test Technologist
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USD 50/hr
Bachelors Degree in Computer Science & Engineering
India

A wholesome IT professional with 25 years of experience focused on Software Testing, Data Science, and Software Development. Consulting in Dat...

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USD 50/hr
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Venkata Rahul S.

Product development specialist. Enterprise middleware architect with demonstrated experience in Distributed co
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MBA
India

From a deeply mathematical and research filled area like Neural networks to productizing innovations across hardware and software, I had proven...

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Usama A.

Technical Writer with 3+ years of experience | Software project manager with 2 years of experience
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USD 15/hr
Masters in Engineering Management
Pakistan

I am an Experienced Electrical Telecom Engineer with Masters's degree in Engineering Management and have done various projects related to E...

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USD 15/hr
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Ajay Kumar Reddy J.

Market Research and Quality Control Analyst and Content Management Expert with 14 years of experience
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USD 20/hr
MBA
India

MBA graduate with expertise in digital content management, quality control, user acceptance testing and market research associated with multipl...

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USD 20/hr
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Kolabtree is the leading online marketplace for Software QA & Testing experts. Post your project, get bids, and hire qualified experts quickly and easily.

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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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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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