Top Freelance Product Designers for Hire

Toni A.

AI & Full-Stack Engineer | Digital Twins, Machine Learning, Data Systems & Technical Product Design
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USD 90/hr
Research assosiate
China

I am a product-minded full-stack engineer and applied-AI researcher who turns complex technical problems into usable software, data products, a...

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USD 90/hr
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LUCAS D.

Civil Engineer - Cost Estimating, Property Appraisal & Technical Review, EN-PT Translation
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USD 40/hr
Bachelor's Degree in Civil Engineering
Brazil

Licensed Civil Engineer (CREA-MS, Brazil) with 15+ years of experience in structural analysis, geotechnical review, and infrastructure engineer...

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USD 40/hr
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Jeffrey B.

Technical and Systems Architect, Translational Researcher - building science, stories, and systems.
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USD 80/hr
Computer Science and Information Systems
United States

Senior Systems Architect and Software Engineer with 30+ years of experience designing, securing, and modernizing backend systems and cloud infr...

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USD 80/hr
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Dr. Archana K.

Materials Scientist | Battery Materials | Electrochemistry | Scientific Writing, Research & Patent Consulting
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USD 40/hr
Doctor of Philosophy
India

I am a researcher specializing in battery materials, electrochemistry, and materials characterization. I provide scientific consulting, technic...

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USD 40/hr
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Dr. CHETANKUMAR P.

Technical & Engineering Writer | Documentation Expert
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USD 86/hr
PhD (Mechanical Engineering)
United Arab Emirates

PhD Mechanical Engineer with 26+ years' expertise in technical documentation, engineering specifications, and scientific writing. I bring d...

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USD 86/hr
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Anthony O.

Product Design & Innovation Executive | Consumer Insights, Design Strategy & Product Development
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USD 250/hr
Bachelors
United States

Product design and innovation leader with 25+ years of experience developing consumer products for the North American market. Expertise spans d...

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USD 250/hr
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Dr. Vladimír J.

Raman, SERS, nanoparticles, with a bits of biochemistry and 3D printing
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USD 30/hr
PhD (Chemistry)
Czech Republic

Analytical Chemist specialized in plasmonic materials and SERS-based molecule detection. Experienced in developing reproducible colloids with b...

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USD 30/hr
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Dr. Atyanti Dyah P.

Human Factors & Ergonomics Researcher | Usability Testing, Mental Workload (NASA-TLX), REBA & Statistical Analys...
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USD 15/hr
Masters of Science
Indonesia

I am an industrial engineer and associate professor at Universitas Islam Indonesia, and I have worked in human factors and ergonomics for more ...

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USD 15/hr
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George S.

Electronics Engineer | Turnkey Electronic Product Development | PCB Design | RF Design | Firmware Expert
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USD 100/hr
Bachelor of Engineering (Honours) Electrical and Electronics Engineering
Malta

Senior Electronics Engineer specializing in advanced PCB Design (Altium), Electronic Hardware Development, Embedded Systems, RF & Wireless,...

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USD 100/hr
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Dr. Pedro Z.

Food Science & Scientific Consultant | Functional Foods, Bioactivity & Experimental Design
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USD 60/hr
PhD Pharmacy and Health
Chile

I am a biologist and MSc in Food Science with experience in scientific writing, experimental design, bioactivity assessment, antioxidant assays...

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USD 60/hr
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Stefano S.

Product Development Expert Specializing in Detergency (32 years of experience in P&G)
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USD 150/hr
Dott.
Italy

- 32-year R&D experience in the design of formulated consumer products - Specific expertise in: -- detergent formulations (laundry, m...

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USD 150/hr
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Dr. Asmaa E.

Clinical Pharmacist (Pharm.D) & Cosmetic Formulation Scientist | Skincare, Haircare & Product Development
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USD 40/hr
Doctor of Pharmacy (Pharm.D)
Egypt

I am a clinical pharmacist (Pharm.D) and cosmetic formulation scientist, and the founder of Asmaa Cure, a skincare, haircare and body care bran...

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USD 40/hr
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Lauro Augusto J.

PhD-track Energy Systems Engineer | Hydrogen Production Modeling, Techno-Economic Analysis, Python
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USD 50/hr
Engineering Doctorate
Netherlands

I'm a mechanical engineer with an Engineering Doctorate (EngD) from the University of Twente, with strong expertise in numerical simulation...

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USD 50/hr
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Ruaa R.

Translator and content writer with experience 2 years
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USD 30/hr
Bachelor of Engineering (Honours) Electrical and Electronics Engineering
Egypt

I'm a bilingual translator and content writer with a strong command of both English and Arabic. With a passion for language and detail, I s...

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USD 30/hr
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Jorge P.

Food Engineer | Expert in Product Development, Quality Systems & Food Safety | Bilingual (EN/ES)
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USD 20/hr
Food Engineering
Ecuador

I am a Food Engineer specializing in Food Product Development, Quality Assurance Systems, and Food Regulatory Compliance. I founded my consulti...

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USD 20/hr
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Oluwafemi A.

Marketer, Promoter, Designer, Animator
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USD 10/hr
BSc
Nigeria

With vast years of experience in my skillsets, I have delivered a lot of exceptional works for buyers that leaves a very great feedback after w...

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USD 10/hr
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Flavia-Petruța-Georgiana S.

PhD-Level Specialist | 3D Printing, Quality Control, Project Management
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USD 90/hr
PhD
Romania

I am an experienced R&D engineer and academic researcher specializing in additive manufacturing, metrology, medical device engineering, and...

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USD 90/hr
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Dmitrii S.

Seasoned Data Scientist & Computational Biologist | multi OMICs | RPM & clinical research
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USD 80/hr
PhD Computational Medicine
Germany

I’m a computational biologist, ML engineer, and digital-health founder who turns life-science data into actionable insights and products. Wheth...

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USD 80/hr
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Dr. Dhayananth K.

Mechanical Engineer | Thermal | Medical Device | Research
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USD 40/hr
Doctor of Philosophy
India

I am a highly skilled mechanical engineer with 9 years of academic research experience spanning thermal science, porous media physics, and biom...

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USD 40/hr
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Ehsan T.

Head of composite group / MSc. of Composite Mechanical/ with 10+ years of experience in design, simulation, and analysis
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USD 15/hr
Mechanical engineering, Composite material
Germany

I am a Mechanical Engineer (MSc. in Composite Materials) with over 8 years of academic and industrial experience in composite design, finite el...

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USD 15/hr
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Dr. Matthew H.

Senior Scientist | Specializing in Analytical Chemistry, Imaging & Biosensor Design
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USD 35/hr
PhD in Biological Sciences
United States

I am a PhD-trained biological scientist with 10+ years of experience in analytical chemistry, assay development, electrochemical sensors, and i...

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USD 35/hr
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Dr. Francesco P.

Biotech & Medtech Strategy Consultant | PhD | Commercialization & Funding Specialist
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USD 90/hr
Ph.D.
Netherlands

PhD-trained biotech strategist specializing in the commercialization of deep-tech, biotech, and medtech innovations. I help early-stage venture...

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USD 90/hr
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Austin B.

Multifaceted Computational Scientist and Developer with 5 years of experience in analyzing and managing large databases
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USD 30/hr
Master's of Science, Atmospheric Physics
United States

• Authored a series of programs that analyzed over 200 million data entries of hourly temperature and humidity data from NOAA’s public database...

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USD 30/hr
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Francesc E.

Experienced Mechanical Engineer | Designing High-Pressure and Industrial Process Equipment
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USD 60/hr
Postgraduate in Pharmaceutical Plant Engineering
Spain

I am a Mechanical Engineer and Technical Director with extensive experience in the design, calculation, and validation of industrial, laborator...

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USD 60/hr
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Dr. Ghali A.

PhD Mechanical Engineer | Inhalation/Pharma | GMP Docs • NGI/HPLC Analysis • Validation • CAD (SolidWorks) • 3D Printing
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USD 65/hr
PhD
United States

PhD Mechanical Engineer specializing in inhalation/pharma process and equipment development. I help university labs, PI-led groups, and startup...

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USD 65/hr
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Kolabtree is the leading online freelance marketplace for expert Product Designers. Post your project, get bids, and hire qualified experts quickly and easily.

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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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Job Done!

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