The Online Certificate in Data Science at Tufts University is a graduate certificate focused on the statistical, computational, and machine learning methods used to analyze data and generate meaningful insight. Students build knowledge in areas including probability and statistics, data visualization, machine learning, data infrastructure, and computational analysis.

The program is jointly administered by the Department of Computer Science and the Department of Electrical and Computer Engineering. Students complete a minimum of five courses through full-time or part-time online study and typically complete the certificate in 12 to 24 months. The total number of credits varies according to the courses selected.

Who is this Program For?

The Online Certificate in Data Science is designed for students and professionals with a Bachelor of Science in a STEM field who want to build foundational knowledge in data science, strengthen their qualifications for advanced study, or pursue career development through focused graduate coursework.

This program may be a strong fit for applicants who want to:

Build knowledge in statistics, data visualization, and machine learning
Strengthen preparation in data infrastructure and computational analysis
Apply data science methods to scientific, engineering, business, health, education, or other data-intensive questions
Complete graduate coursework while balancing professional or personal commitments
Prepare for possible continuation into the Online M.S. in Data Science at Tufts

Non-STEM applicants seeking foundational preparation in mathematics, programming, and computer science for data science should explore the Online Post-Baccalaureate Certificate in Data Science.

Application Requirements

Application Fee
Resume/CV
Personal Statement
Transcripts
One letter of recommendation
Official TOEFL, IELTS, or Duolingo test scores (if applicable)

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What Will You Study?

Students complete a minimum of five graduate courses that develop knowledge across core areas of data science.

Core Study

Students complete coursework in:

Probability or statistics
Introductory machine learning

Elective Areas

Students select additional coursework in areas such as:

Data Infrastructure: Databases, distributed systems, networks, security, software systems, or related computing foundations
Data Analysis and Interfaces: Data visualization, human-computer interaction, biomedical data, image analysis, or applied analytical methods
Computational and Theoretical Data Analysis: Numerical analysis, signal processing, information theory, optimization, or advanced computational methods

Through this coursework, students build knowledge in:

Probability and statistical reasoning
Machine learning
Data visualization and communication
Data infrastructure and systems

Computational analysis
Quantitative problem-solving
Data-driven applications across disciplines

About the Departments of Computer Science and Electrical and Computer Engineering

The Online Certificate in Data Science is jointly administered by the Department of Computer Science and the Department of Electrical and Computer Engineering at Tufts University School of Engineering.

Together, these departments support teaching and research in data science, machine learning, software and data systems, statistical signal processing, information theory, computational biology, visualization, scalable computing, and data-driven modeling. Students build data science knowledge within an interdisciplinary engineering environment that connects computation, systems, quantitative methods, and real-world applications.

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Why Study Data Science at Tufts?

Joint Study in Computing and Engineering

Students study data science through both computer science and electrical and computer engineering, developing knowledge across machine learning, statistics, computational systems, data infrastructure, and analytical methods.

Structured Graduate Curriculum

The certificate combines core study in probability or statistics and machine learning with elective work in data infrastructure, data analysis and interfaces, and computational or theoretical methods. This structure supports focused graduate preparation across essential data science areas.

Flexible Online Study

Complete graduate-level data science coursework online through full-time or part-time study, with the flexibility to balance your education with work and other commitments.

Pathway to Further Graduate Study

Students who complete certificate requirements with grades of B- or better may apply for admission to the Online M.S. in Data Science. If accepted, graduate credits earned toward the certificate may be eligible to transfer toward master’s degree requirements.

What Can You Do With an Online Certificate in Data Science?

The Online Certificate in Data Science can support students and professionals who want to develop graduate-level knowledge in analyzing, interpreting, and communicating with data. Students may use this credential to strengthen preparation relevant to areas such as:

Data analysis
Machine learning applications
Data visualization
Data infrastructure and systems

Computational modeling
Scientific and engineering analytics
Health, education, business, or public-interest data applications
Further graduate study in data science or related fields

Frequently Asked Questions

How Many Courses Are Required for the Online Certificate in Data Science?

Students complete a minimum of five graduate courses, including core study in probability or statistics and machine learning, along with elective coursework in data infrastructure, data analysis and interfaces, and computational or theoretical data analysis.

What Academic Background Is Appropriate for this Program?

The program is designed for applicants with a Bachelor’s of Science in a STEM field who are ready for graduate-level study in data science. Applicants should review the current admissions requirements to determine whether the Online Certificate in Data Science or the Online Post-Baccalaureate Certificate in Data Science best matches their academic background.

Are Scholarships Available?

The School of Engineering offers partial tuition scholarships for a select group of Engineering master’s and certificate programs. When you apply for admission, you’ll automatically be considered, there’s no separate scholarship application or additional information required. Applicants are encouraged to apply early for priority scholarship consideration.

How Do I Apply?

Applicants can apply online through Tufts Graduate Admissions Portal. Required materials typically include transcripts, a resume or CV, letters of recommendation, and a statement of purpose. International applicants may also need to submit English proficiency documentation. Visit the admissions page for current deadlines and application requirements.