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 System
Skills you'll gain: Natural Language Processing, grep, Text Mining, Clinical Informatics, Clinical Documentation, Clinical Data Management, R (Software), R Programming, Google Cloud Platform, Health Informatics, Unstructured Data, Data Processing
Intermediate · Course · 1 - 3 Months
Google Cloud
Skills you'll gain: User Provisioning, Data Governance, Google Workspace, Data Loss Prevention, Gmail, User Accounts, Google Gemini, Information Management, Email Security, Data Management, Data Security, Document Management, Identity and Access Management, Mobile Security, Records Management, Cloud Management, Data Storage, Security Management, Cloud Security, Technical Support and Services
Beginner · Professional Certificate · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Version Control, GitHub, Git (Version Control System), Data Transformation, Data Science, Data Analysis, R (Software), R Programming, Software Installation
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Time Series Analysis and Forecasting, Demand Planning, Trend Analysis, Data Visualization, Regression Analysis, Plot (Graphics), Forecasting, Statistical Analysis, Predictive Modeling, Correlation Analysis, Predictive Analytics, Supply Chain Systems, Applied Machine Learning, Supply Chain, Supply Chain Management, Data Analysis, Pandas (Python Package), Statistical Modeling, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Copywriting, User Research, Target Audience, Customer Insights, Prompt Engineering, ChatGPT, Writing and Editing, Marketing Materials, Product Knowledge, Value Propositions, Marketing Communications, Editing, AI Integrations
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Business Transformation, Site Reliability Engineering, Innovation, Digital Transformation, Serverless Computing, Culture Transformation, Application Programming Interface (API), Technology Strategies, Cloud Security, Continuous Delivery, Data Mapping, Hybrid Cloud Computing, Safety Culture, Data Strategy, Technology Roadmaps, Organizational Change, Change Management, Continuous Deployment, People Management, Organizational Development
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Proofreading, Editing, Productivity Software, Consolidation, Excel Formulas, Data Validation, Data Entry, Data Management, Data Presentation
Beginner · Course · 1 - 3 Months
Universidade de São Paulo
Skills you'll gain: Conversion Funnel Analysis, Search Engine Marketing, Digital Marketing, Email Marketing, Digital Marketing Campaigns, Google Ads, Marketing Strategies, Search Engine Optimization, Google Analytics, Online Advertising, A/B Testing, Pay Per Click Advertising, Marketing Planning, Advertising Campaigns, Web Analytics, Digital Advertising, Facebook, Campaign Management, Marketing Analytics
Beginner · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Recruitment, Talent Recruitment, Talent Pipelining, Professional Networking, Recruitment Strategies, Full Cycle Recruitment, Relationship Building, Talent Sourcing, Performance Metric, Applicant Tracking Systems, Job Analysis, Talent Acquisition, Consultative Approaches, Process Improvement, Change Management, Performance Improvement, Performance Reporting, Market Research, Key Performance Indicators (KPIs), Analytics
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Amazon DynamoDB, Amazon Web Services, Database Management Systems, Database Administration, Database Management, Relational Databases, Database Architecture and Administration, Capacity Management, Transaction Processing, Database Design, Data Analysis Expressions (DAX), Data Modeling, Distributed Computing, Data Storage Technologies, Data Access, Scalability, Performance Tuning
Beginner · Course · 3 - 6 Months

Total Seminars
Skills you'll gain: Security Controls, Authentications, Cryptographic Protocols, Risk Management Framework, Cybersecurity, Cryptography, Security Management, Computer Security, Threat Modeling, Cyber Attacks, Data Security, Cyber Security Assessment, Encryption, Threat Management, Threat Detection, Cyber Risk, Cyber Threat Intelligence, Security Awareness, Cyber Threat Hunting, Vulnerability Assessments
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Data Manipulation
Intermediate · Guided Project · Less Than 2 Hours