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.

Skills you'll gain: Networking Hardware, TCP/IP, Network Security, Network Protocols, Endpoint Detection and Response, Network Routing, Cybersecurity, Local Area Networks, Dynamic Host Configuration Protocol (DHCP), Firewall, General Networking, Information Systems Security, Intrusion Detection and Prevention, Endpoint Security, Network Infrastructure, Network Planning And Design, Wireless Networks, Security Information and Event Management (SIEM), Network Analysis, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Extract, Transform, Load, Data Pipelines, PySpark, Apache Hadoop, Data Transformation, Data Import/Export, Databases, Database Management, MySQL, Development Environment, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, Microsoft SQL Servers, Transact-SQL, Performance Tuning, Database Management, SQL, Database Design, Microsoft Copilot, System Monitoring, Debugging
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Applied Machine Learning, Generative Adversarial Networks (GANs), Healthcare Project Management, Machine Learning Methods, Image Analysis, Graph Theory, Artificial Neural Networks, Convolutional Neural Networks, Health Informatics, Autoencoders, Recurrent Neural Networks (RNNs), Predictive Modeling, Unsupervised Learning, Python Programming
Advanced · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Customer experience strategy (CX), Strategic Communication, Marketing Communications, Marketing Strategies, Digital Media Strategy, Marketing Analytics, Digital Marketing, Marketing Automation, Marketing Channel, Data-Driven Decision-Making, Integrated Marketing Communications, Personalized Service, Consumer Behaviour, Data Ethics, Social Media, Emerging Technologies, Target Audience, Artificial Intelligence, Augmented Reality
Build toward a degree
Beginner · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Intellectual Property, Law, Regulation, and Compliance, Information Privacy, Media and Communications, Digital Content, Digital Media Strategy, Technology Strategies, Regulation and Legal Compliance, Network Protocols, Telecommunications, Market Dynamics, Case Law, Lawsuits, Economics, Legal Proceedings, Competitive Analysis
Mixed · Course · 1 - 3 Months
Stanford University
Skills you'll gain: Algorithms, Graph Theory, Theoretical Computer Science, Computational Thinking, Data Structures, Pseudocode, Operations Research
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Market Data, Finance, Corporate Finance, Financial Analysis, Financial Market, Securities (Finance), Investments, Equities, Capital Markets, Business Mathematics, Cash Flows
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Teamwork, Active Listening, Verbal Communication Skills, Problem Solving, Emotional Intelligence, Collaboration, Growth Mindedness, Team Leadership, Productivity, Personal Integrity, Workplace Bullying Intervention, Compliance Management, Information Privacy, Security Controls, Professional Development, Accountability, Communication, Mental Health, Diversity Awareness, Diversity and Inclusion
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cybersecurity, Network Protocols, Threat Management, Threat Modeling, Security Controls, Responsible AI, Cyber Security Strategy, Cyber Attacks, Secure Coding, Cyber Security Policies, Data Security, Security Awareness, Computer Security Awareness Training, Agile Methodology, Cyber Threat Intelligence, Network Security, TCP/IP, Incident Response, Threat Detection, Risk Management
Intermediate · Specialization · 1 - 3 Months

National Taiwan University
Skills you'll gain: Feature Engineering, Autoencoders, Deep Learning, Supervised Learning, Artificial Neural Networks, Machine Learning, Random Forest Algorithm, Classification Algorithms, Decision Tree Learning, Model Evaluation, Logistic Regression, Regression Analysis
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Qualitative Research, Market Research, Strategic Decision-Making, Key Performance Indicators (KPIs), Quantitative Research, Innovation, Value Propositions, Target Audience, Data-Driven Decision-Making, Sustainable Business, Benchmarking, Business Acumen, Descriptive Statistics, Performance Measurement, Ideation, Team Performance Management, Competitive Analysis, Risk Management, Business Strategy, Data Analysis
Intermediate · Specialization · 3 - 6 Months