Data wrangling courses can help you learn data cleaning, transformation techniques, and data integration methods. You can build skills in handling missing values, reshaping datasets, and merging data from multiple sources. Many courses introduce tools such as Python libraries like Pandas and NumPy, as well as SQL for database management, showing how these skills streamline data preparation for analysis and visualization.

Skills you'll gain: Apache Hive, Apache Mahout, NoSQL, Apache Hadoop, Extract, Transform, Load, Big Data, Data Warehousing, Data Pipelines, Data Infrastructure, Application Deployment, Databases, SQL, Applied Machine Learning, Database Development, Performance Tuning, Data Processing, File Systems, Real Time Data, Query Languages, Database Management
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Data Ethics, Responsible AI, Emerging Technologies, Business Ethics, Ethical Standards And Conduct, Information Privacy, Technology Strategies, Diversity Awareness, Artificial Intelligence, Data Science
★ 4.7 (295) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Histogram, Generative AI, Model Evaluation, Data Literacy, AI literacy, Data Presentation, Data Collection, Statistical Hypothesis Testing, Scientific Methods, Descriptive Statistics, Statistics, Data Analysis, Statistical Reporting, Data Ethics, Experimentation, Science and Research, Data Science, Research Design, Model Training, Artificial Intelligence
★ 4.7 (56) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Presentation, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interoperability, Data Transformation, Secure Coding, Data Management, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Classification And Regression Tree (CART), Data-Driven Decision-Making, Minitab, Regression Analysis, Descriptive Statistics, Statistical Hypothesis Testing, Case Studies, Business Analytics, Strategic Decision-Making, Data Visualization, Analytics, Decision Tree Learning, Predictive Analytics, Estimation, Statistical Visualization, Probability & Statistics, Statistical Analysis, Data Analysis, Decision Making, Data Literacy
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Generative AI, Microsoft Copilot, Generative Model Architectures, Generative Adversarial Networks (GANs), Responsible AI, Data Ethics, Data Security, Information Privacy, Anomaly Detection, Model Evaluation, Data Analysis
★ 4.7 (38) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Web Scraping, Data Presentation, Data-Driven Decision-Making, SQL, Pandas (Python Package), NumPy, Data Analysis, Databases, Data Manipulation, Database Management, Query Languages, Python Programming, Data Processing, Data Wrangling
★ 4.2 (9) · Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, Data Transformation, SQL, Data Import/Export
★ 4.6 (2.6K) · Intermediate · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, AI Personalization, Data Engineering, Context Engineering, AI Orchestration, System Monitoring, Generative AI, Data Processing, AI Workflows, Extract, Transform, Load, Scalability, Large Language Modeling, Data Architecture, Data Pipelines, Embeddings, Continuous Monitoring, Talent Pipelining, Process Optimization, Engineering
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Data Governance, Process Improvement, Data Strategy, Process Mapping, Data-Driven Decision-Making, Data Visualization Software, Organizational Effectiveness, Organizational Leadership, Leadership Development, Strategic Decision-Making, Leadership, Change Management
Beginner · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Computer Programming
★ 2.7 (7) · Intermediate · Course · 1 - 3 Months