Data Scientist

20 Best Data Scientist

to Hire
in 2024

Looking to hire Data Scientist freelancers with the perfect set of skills for your next project? Work with the world's best freelancing talent on Contra.

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Recommended 2x
James Seykot's avatar
Top Independent

James Seykot

Philadelphia, PA, USA

Consultant, Marketer, and Writer

Ahmad Sameer's avatar

Ahmad Sameer

Lahore, Punjab, Pakistan

Certified Web, App, Software Designer & Developer.

Arnaldo Matute's avatar

Arnaldo Matute


Data Analysis & Modeling within the reach of SMEs

Recommended 5x
Danyal Ahmed's avatar

Danyal Ahmed

Miami, FL, USA

Pro Web Developer | Designer | Video Editor

Christopher usen's avatar

Christopher usen


Data scientist|Web scraping|Bot dev & Automation

Ferre van Ham's avatar

Ferre van Ham


Pinescript Pro | Trading Automation Expert

James Favour's avatar

James Favour

Ibadan, Nigeria

Data Analysis & Research Expert

Raj  Prajapati's avatar

Raj Prajapati


Tailored AI ML & Python Web Development

Naga Sai's avatar

Naga Sai

Hyderabad, Telangana, India

Certified Data Scientist & ML Pro 🚀

Simon Betancur Gomez's avatar

Simon Betancur Gomez

Athens, Greece

Data wizard for hire 🧙‍♂️

Tech Logy's avatar

Tech Logy


Empowering businesses with data-driven inteligence

Fasih Ahmed's avatar

Fasih Ahmed

Islamabad Capital Territory, Pakistan

AI Data Solutions Expert 🚀

Shaheer Zafar's avatar

Shaheer Zafar

Islamabad, Islamabad Capital Territory, Pakistan

ML Engineer + AI Expert: Precision Python Solutions

Hassan Tahir's avatar

Hassan Tahir

Sialkot, Punjab, Pakistan

Expert Data Scientist: NLP, Modeling, Web Scraping

Patrick Duhirwe Nzivugira's avatar

Patrick Duhirwe Nzivugira

South Korea

Data Analysis | Machine Learning | Web Crawling

Eduardo Batalha's avatar

Eduardo Batalha

São Paulo, State of São Paulo, Brazil

Creative Fullstack Engineer 🚀

Francesco Stara's avatar

Francesco Stara

Warsaw, Poland

Insightful Dashboards: See Data, Drive Action

Sebastián Cornejo-Guzmán 's avatar

Sebastián Cornejo-Guzmán


A Geophyscisist and Holistic Data Scientist

Harmain Mughal's avatar

Harmain Mughal

Gujranwala, Punjab, Pakistan

ML Engineer: Expert in Python & Data Modelling

Common projects for Data Scientists

Predictive Analytics: Predict future trends based on historical data.

Customer Segmentation: Analyze data to identify distinct groups of customers based on their behaviors and preferences.

A/B Testing Analysis: Analyze experimental data to determine the most effective approach.

Fraud Detection: Use advanced algorithms to detect potential fraudulent activity.

Supply Chain Optimization: Use data analysis to optimize supply chain processes.

Churn Prediction: Predict which customers are likely to churn in the near future.

Tips for working with and hiring Data Scientists

Clearly define your project

Before reaching out to a freelance data scientist, ensure you have a clear vision of what you want to achieve with your data. This includes the type of insights you're looking for, the decisions you hope to support with the data, and any specific analysis methodologies or tools you prefer.

Review their portfolio

Take the time to review the data scientist's portfolio to ensure their experience matches your needs. Look at their previous projects, noting the types of data they've worked with, the insights they've extracted, and the impact their work has had on the business.

Understand their technical skills

Ensure the freelance data scientist is proficient in the necessary software and tools, such as Python, R, SQL, and data visualization tools like Tableau or Power BI. Their ability to leverage these tools is crucial to the successful analysis of your data.

Communication is key

Good communication is vital for a successful freelance project. Ensure your data scientist is responsive and open to feedback and changes. Regular updates on the project's progress can help mitigate any issues that may arise. Use Contra's built-in communication tools to stay connected and collaborate effectively.

How to hire Data Scientists

Define your needs

Before starting the hiring process, have a clear understanding of what you need from a Data Scientist. This could include specific analyses, models, or insights you're looking for.

Post a detailed project

Posting a detailed project on Contra will attract the right freelancers. Include information about your company, the scope of the project, the data available, the skills required, and the project timeline.

Review applications

Review the applications you receive and shortlist freelancers based on their skills, experience, and fit for your project. Look at their past projects and reviews on their profile.

Conduct interviews

Conduct interviews with shortlisted freelancers. Ask questions about their experience, approach to data analysis, and how they handle various aspects of data science. Also, discuss your project specifics and expectations.

Make an offer

Once you've found the right freelancer, make an offer through Contra. This will include the project details, payment terms, and timeline.

3 questions to ask when interviewing Data Scientists

1. Can you describe a project where your analysis significantly impacted business decisions?

2. What tools do you use for data analysis and why do you prefer them?

3. How do you handle missing or inconsistent data in your analyses?

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Frequently asked

A Data Scientist is a professional who uses scientific methods, processes, algorithms, and systems to extract knowledge and insights from structured and unstructured data. They apply knowledge from statistics, data analysis, machine learning, and related methods to understand and draw conclusions from data.

A Data Scientist is a professional who uses scientific methods, processes, algorithms, and systems to extract knowledge and insights from structured and unstructured data. They apply knowledge from statistics, data analysis, machine learning, and related methods to understand and draw conclusions from data.

A freelance Data Scientist is a professional who offers their data analysis skills and knowledge on a contract basis. They work with clients to understand their data needs, clean and process data, build and validate predictive models, and interpret and communicate the results.

Hiring a Data Scientist on Contra gives you access to top freelance talent without the hassle of middlemen or commissions. You can review their portfolio, collaborate efficiently, and handle contracts and payments all in one place.

You can post a project detailing your data analysis needs on Contra. Data Scientists who match your requirements can then apply for the project. You can also browse through the profiles of Data Scientists and invite those you are interested in to apply.

Projects that require a Data Scientist's skills often include predictive modeling, customer segmentation, A/B testing, fraud detection, supply chain optimization, churn prediction, and any other projects requiring data analysis and interpretation.

The cost of hiring a Data Scientist on Contra can vary based on the complexity of the data analysis, the Data Scientist's experience and skills, and the project duration. However, on average, data science freelancers charge between $25 and $50 per hour.

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