Top Freelance Customer Service Experts for Hire

Dr. Rinisha S.

MDS (Periodontics) | B2B Content Strategist & Medical Writer for Dental Tech, Medical Devices & Healthcare SaaS
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USD 50/hr
Master of Dental Surgery (MDS)
Germany

I am a specialized Periodontist (MDS),...University Gold Medalist, and experienced healthcare operations leader with over 15 peer-reviewed scientific publications...

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USD 50/hr
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Dr. Supreena N.

Dual-PhD Content Specialist & Digital Marketer | 20+ Years Expertise in Research, SEO & Strategic Copywriting
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USD 8/hr
Phd in Business Marketing
India

Accomplished Content Writer and Digital Marketing Specialist with over two decades of experience and dual PhDs in Business Marketing and Econom...

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USD 8/hr
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Majid T.

Scientific Editor and Reviewer
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USD 50/hr
PhD
Canada

I have several years of experience as a scientific editor and peer reviewer for a wide range of high-impact journals and international conferen...

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USD 50/hr
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Letícia B.

Legal and financial translator/proofreader/editor 15+ years of experience (English, Spanish, Portuguese BR, French)
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USD 20/hr
Bachelor
Brazil

16 years of experience in the translation and localization industry; Lawyer enrolled with the Brazilian Bar Association (OAB), 2017; Extensive...

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USD 20/hr
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Dr. Nilesh K.

Synthetic Organic chemist, Nucleic acid, Heterocyclic chemistry, Sugar chemistry, Lipids, Isotope compounds
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USD 50/hr
PhD (Chemistry)
India

Over 20 years of experience in synthetic organic chemistry, with specialized expertise in nucleic acid chemistry. Extensive background in the s...

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USD 50/hr
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Dr. Muddassar M.

PhD in Economics & Finance | Risk Governance, Performance, & Regulatory Strategy Expert | 15+ Years Experience
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USD 100/hr
PhD in Economics and Finance
United States

I am Dr. Muddassar Malik, a PhD in Economics & Finance with over 15 years of international experience in financial research, risk governanc...

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USD 100/hr
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Dr. Ayotunde A.

Freelance Research Writer, Statistician and Data Analyst | Expert in R(Biblioshiny), SPSS, and SmartPls.
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USD 48/hr
Doctorate
Malaysia

I am a research specialist with strong expertise in academic writing, data analysis, and manuscript development for Scopus and SSCI journals. ...

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USD 48/hr
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Isaac O.

Food Scientist & Public Health Researcher | Bridging Food Safety, Nutrition, and Health Data
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USD 30/hr
Bachelor of Technology
Nigeria

I'm a Food Science & Technology specialist (ND, B.Tech, FUTA) currently completing a Master of Public Health, with additional Health Sc...

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USD 30/hr
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Gareth L.

Multilingual Translator & Language Reviewer | French, Spanish, Italian and German to English | 11+ years of experien...
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USD 35/hr
Postgraduate Diploma in Translation and Interpreting Studies (MA-equivalent)
United Kingdom

I am a professional freelance translator with nearly two decades of experience translating from French, Spanish, Italian, and German into Engli...

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USD 35/hr
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Dr. Hossein M.

Life Sciences Consultant | LC-MS, CRO/CDMO Strategy, Analytical Development & Market Intelligence
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USD 125/hr
PhD
United States

I am a PhD analytical chemist and life sciences professional with experience across pharmaceutical, biopharmaceutical, CRO/CDMO, and analytical...

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USD 125/hr
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Dr. Adilson C.

I am a Resident Physician in Neurosurgery, with medical training and practice focused on the areas of Neurosurgery, Neur
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USD 20/hr
Bachelor of General Medicine
Angola

I am a General Practitioner, currently a Neurosurgery Resident, with experience in various illnesses and medical protocols. I am skilled in cus...

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USD 20/hr
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Kainat K.

Academic Writer and Researcher.
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USD 50/hr
MBA
Pakistan

I have done my MBA with Research and Finance Specialization. I am a published Researcher and an Academic Writer for the past 8 years. I have su...

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USD 50/hr
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Spencer D.

Academic Editor & Strategy Consultant | Ex-Wall Street Exec | Expert in Public Finance, Business
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USD 92/hr
Accounting Global
United States

I am a seasoned academic and consultant with over 15 years of experience in business education, policy research, and economic strategy. As a...former Assistant Professor, I taught undergraduate and graduate courses in finance, economics, and public...

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USD 92/hr
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Alya S.

Sales Administration Specialist | CRM, Customer Support & Business Operations Other strong options: Sales & Ad...
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USD 25/hr
Bachelors
Egypt

I am a Sales Administration and Business Support Specialist with experience in sales operations, CRM management, customer communication, admini...

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USD 25/hr
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Dr. Rene Y.

Expert AI Trainer | Veterinary Technical Advisor | French and English LLM training / data annotator, software testing.
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USD 12/hr
Doctorate
Cameroon

Multidisciplinary professional combining 2+ years of AI model evaluation and annotation (LLM outputs, French–English translation QA) with hands...

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USD 12/hr
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Anastasia N.

Market Research Analyst | Quantitative & Qualitative Researcher
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USD 12/hr
Master's degree in Economics (Exchange student)
Uruguay

My main specialization is market research, combining additional knowledge of CX/UX/UI and market analysis tools. Employers note that I'm a ...

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USD 12/hr
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Dr. Lydia C.

Multi-Disciplinary Scientist | Technical Writer | Cell & Molecular Biology | Regulatory Compliance | Quality | 13+ y...
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USD 30/hr
PhD
Australia

I am a multi-disciplinary scientist with over 13 years of laboratory experience across academic research, pharmaceutical R&D, and GMP manuf...

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USD 30/hr
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Dave P.

Market Research & Strategy Consultant | Competitive Analysis Expert
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USD 30/hr
MSc
China

I am a business research and strategy consultant specializing in market research, competitive analysis, and industry insights across technology...

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USD 30/hr
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Dr. Ryan S.

HR & Organizational Development Consultant | Board-Certified Coach | Veteran & DEI Specialist
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USD 85/hr
Graduate certificate
United States

I am a Board-Certified Coach and PhD-level Industrial-Organizational Psychologist specializing in workforce strategy, veteran reintegration, an...

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USD 85/hr
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Angelica T.

Freelance HR & HCM Cloud Solutions | Oracle Certified
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USD 8/hr
Bachelor of Science
Philippines

With over 12 years of experience across HR, compliance, and technology, I specialize in Oracle HCM Cloud, focusing on Core HR and Reporting mod...

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USD 8/hr
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Edgardo S.

Research & Development | Project Management | Data Analysis and Modeling | Procurement | Budgeting | Formulation Sci...
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USD 40/hr
MBA
United States

Experienced Scientist with a demonstrated history of working in the food & beverages industry. Skilled in Microsoft Word, analytical equipm...

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USD 40/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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Nkululeko M.

Data Analyst | Power BI Specialist | Turning Complex Data into Clear Business Insights
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USD 360/hr
B.S. in Computer Science
Netherlands

I'm a freelance data analyst with a strong background in business management, communication, and data science, specializing in Power BI das...

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USD 360/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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MOHANRAJ M.

Independent Researcher | Academic Writer | Predictive Modeling & Business Strategy Consultant
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USD 55/hr
BE - Computer Science and Engineering
India

I’m Mohanraj Muralidharan, a passionate explorer at the intersection of quantum physics, data analytics, and human behavior, currently working ...

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USD 55/hr
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Kolabtree is the leading online marketplace for Customer Service 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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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.