Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Data Structures, System Programming, Microarchitecture, C (Programming Language), Memory Management, Hardware Architecture, Computer Architecture, Software Design, Maintainability, System Configuration, Code Reusability, Software Architecture, Peripheral Devices
★ 4.5 (531) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Performance Testing, Performance Stress Testing, Information Architecture, System Configuration, Content Management Systems, Performance Tuning, Verification And Validation, Technical Documentation, Collaborative Software, Content Management, User Interface (UI), UI Components, Document Management, Usability, Version Control, Scalability, Data Management
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Data Literacy, Statistical Visualization, Infographics, Graphic and Visual Design, Data Modeling, Human Factors, Color Theory, Design Elements And Principles, Graphing
★ 4.6 (24) · Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Precision Medicine, Medical Science and Research, Data Ethics, Healthcare Ethics, Pharmacology, Health Informatics, Bioinformatics, Clinical Research, Biomedical Technology, Primary Care, Biotechnology, Clinical Research Ethics, General Medicine, Oncology, Pharmaceuticals, Health Policy, Pharmacotherapy, Molecular Biology, Diagnostic Tests, Patient Education And Counseling
★ 4.5 (417) · Intermediate · Course · 1 - 3 Months

Saviynt
Skills you'll gain: Identity and Access Management, Governance Risk Management and Compliance, Self Service Technologies, AI Workflows, Risking, Automation, Cyber Risk, AI Security, Data Governance, Cloud Security, AI Enablement, Zero Trust Network Access, Cyber Governance, Anomaly Detection, Cyber Security Assessment, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Cybersecurity, Cyber Security Strategy
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Statistical Analysis, Jupyter, Data Structures, Data Cleansing, Data Processing, Pivot Tables And Charts, Data Science, Data Wrangling, Data Analysis, Data-Driven Decision-Making, Data Transformation, Exploratory Data Analysis, Python Programming, Statistical Hypothesis Testing, Data Import/Export, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Digital Transformation, Business Transformation, Business Modeling, Technology Strategies, Organizational Development, Organizational Change, AI Enablement, Organizational Strategy, Data Strategy, Organizational Structure, Organizational Effectiveness, Performance Metric, Performance Measurement, AI Product Strategy, Business Metrics, Business Leadership, Analytics, Infrastructure Architecture, Gap Analysis, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Prompt Patterns, LLM Application, Generative AI Agents, Make.com, Agentic Workflows, AI Workflows, AI Integrations, Tool Calling, Generative AI, Agentic systems, AI Personalization, Artificial Intelligence and Machine Learning (AI/ML), Business Process Automation, Artificial Intelligence, Automation, Creativity, Machine Learning, Content Management, Digital Marketing
★ 5 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Unsupervised Learning, SPSS (Software), SPSS, Statistical Machine Learning, Applied Machine Learning, Machine Learning, Machine Learning Methods, Statistical Software, Data Preprocessing, Machine Learning Algorithms, Statistical Analysis, Model Evaluation, Data Mining, Data Cleansing, Data Analysis, Statistical Methods, Data Visualization
★ 4.8 (20) · Mixed · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Application Security, DevSecOps, Secure Coding, Security Testing, Software Development Life Cycle, Threat Modeling, Continuous Monitoring, Security Requirements Analysis, Continuous Deployment, Security Controls, CI/CD, Program Development, Computer Security, System Monitoring, Security Awareness, Vulnerability Assessments, Product Lifecycle Management, Computer Programming
Intermediate · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Recruitment, Talent Recruitment, Professional Networking, Diversity Equity and Inclusion Initiatives, Diversity Training, Applicant Tracking Systems, Workplace inclusivity, Diversity and Inclusion, Recruitment Strategies, Relationship Building, Talent Acquisition, Diversity Awareness, Diversity Programs, Cultural Diversity, Talent Pipelining, Full Cycle Recruitment, Drive Engagement, Talent Sourcing, Branding, Communication
★ 4.8 (31) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Amazon S3, Amazon Elastic Compute Cloud, Identity and Access Management, Amazon Web Services, User Provisioning, Cloud Storage, Multi-Factor Authentication, Data Storage Technologies, Cloud Infrastructure, Cloud Solutions, Cloud Services, Cloud Computing, Role-Based Access Control (RBAC), Cloud Management, Virtual Networking, Network Architecture, Network Security, Encryption
Beginner · Course · 1 - 3 Months