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.

Johns Hopkins University
Skills you'll gain: Probability & Statistics, Probability, Probability Distribution, Simulations, Statistical Modeling, Statistical Methods, Estimation, Correlation Analysis, Engineering Analysis, Statistical Analysis, Reliability, Engineering, Spatial Analysis
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: C (Programming Language), Data Structures, C and C++, Programming Principles, Algorithms, Memory Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Vector Databases, Retrieval-Augmented Generation, Fine-tuning, Model Evaluation, Hugging Face, Generative AI, Dimensionality Reduction, Model Optimization, Natural Language Processing, OpenAI API, Data Preprocessing, Embeddings, Classification Algorithms, Text Mining, Applied Machine Learning, Statistical Machine Learning, Deep Learning, Scikit Learn (Machine Learning Library), Machine Learning Algorithms
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI Personalization, Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, AWS SageMaker, Scalability, Tensorflow, Dimensionality Reduction, Autoencoders, Artificial Neural Networks, Applied Machine Learning, Python Programming, Fraud detection, Machine Learning Algorithms, Model Optimization, Model Evaluation
Intermediate · Course · 3 - 6 Months

Edureka
Skills you'll gain: PySpark, Apache Spark, Data Management, Distributed Computing, Apache Hadoop, Data Processing, Data Manipulation, Data Analysis, Exploratory Data Analysis, Python Programming
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: English Language, Language Competency, Language Learning, Multilingualism, Intercultural Competence, Interpersonal Communications, Nutrition and Diet, Advocacy, Cultural Diversity, Vocabulary, Trend Analysis, Environmental Issue, Grammar, Education and Training, Social Impact, Oral Comprehension, Descriptive Statistics, Climate Change Mitigation
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Stakeholder Management, Sustainable Systems, Cross-Functional Collaboration, Business Transformation, Planning, Project Planning, Stakeholder Analysis, Sustainable Development, Corporate Sustainability, Social Impact, Strategic Thinking, Relationship Building, Business Leadership, Team Building, Community Outreach, Diversity and Inclusion, Project Management, Communication Strategies, Ethical Standards And Conduct
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Patient Education and Support, Radiation Therapy, Diagnostic Tests, Oncology, Pain Management, Preventative Care, Patient Evaluation, Endocrinology, Pathology, Urology, Patient Treatment, Treatment Planning, General Medical Tests and Procedures, Biology, Surgery, Anatomy, Risk Analysis, Pharmacotherapy, Medical Imaging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Cyber Threat Intelligence, Cyber Attacks, Threat Management, Security Strategy, Authentications, Threat Detection, Malware Protection, Cyber Security Policies, Network Security, Authorization (Computing), Cryptography, Endpoint Security, Data Security, Security Controls, Active Directory, Azure Active Directory, Identity and Access Management
Beginner · Course · 1 - 3 Months

Khalifa University
Skills you'll gain: Feature Engineering, Responsible AI, AI Integrations, Data Preprocessing, Strategic Decision-Making, Data-Driven Decision-Making, Data Ethics, Natural Language Processing, AI Security, Decision Making, Model Training, LLM Application, Large Language Modeling, Decision Support Systems, Artificial Intelligence, Predictive Analytics, Advanced Analytics, Governance, Data Governance, Workflow Management
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Digital Forensics, grep, TCP/IP, Network Protocols, Data Security, General Networking, Record Keeping, Data Integrity, File Management, Ethical Standards And Conduct, Encryption, Algorithms
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Digital pedagogy, Teaching, AI Personalization, Education Software and Technology, Virtual Environment, Learning Management Systems, Collaborative Software, Web Content Accessibility Guidelines, Emerging Technologies, Information Privacy
Mixed · Course · 1 - 3 Months