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: Control Systems, Machine Controls, Engineering, Scientific, and Technical Instruments, Process Control, Embedded Systems, Embedded Software, Electrical and Computer Engineering, Real Time Data, Laboratory Equipment, Laboratory Experience, Electronic Systems, Electronics, Electronics Engineering, Power Electronics, Electronic Hardware, Manufacturing Processes, Electrical Equipment, Thermal Management, Hardware Design, Electrical Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Visualforce, Salesforce Development, Salesforce Object Query Language (SOQL), Salesforce, User Provisioning, Interviewing Skills, Data Security, Workflow Management, Authorization (Computing), Role-Based Access Control (RBAC), Business Process Automation, Identity and Access Management, Data Management, Data Sharing, Transaction Processing, Data Validation, Code Coverage, Unit Testing, Data Processing, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operating Systems, Cybersecurity, Computer Architecture, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Vector Databases, Image Analysis, Applied Machine Learning, Embeddings, Docker (Software), Data Import/Export, Containerization, Retrieval-Augmented Generation, Query Languages, Model Evaluation, Database Design, Data Modeling, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Applied Machine Learning, Metadata Management, LangChain, Document Management, Embeddings, LLM Application, Large Language Modeling, Data Management, Model Evaluation, AI Integrations, Data Pipelines, Application Programming Interface (API), Software Installation, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Excel Macros, Microsoft Copilot, Pivot Tables And Charts, Excel Formulas, Microsoft Excel, Microsoft 365, ChatGPT, Data Import/Export, Data Modeling, Data Transformation, Data Cleansing, Data Integration, Visual Basic (Programming Language)
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Business Research, General Data Protection Regulation (GDPR), Data Ethics, Strategic Decision-Making, Market Research, Business Ethics, Case Studies, Research Design, Research, Research Methodologies, Compliance Management, Law, Regulation, and Compliance, Information Privacy, Data Collection, Informed Consent, Ethical Standards And Conduct, Project Design, Data Capture, Data Analysis
Beginner · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Human Capital, Human Resources, Human Resource Strategy, Human Resource Management, Human Resources Management and Planning, Workforce Management, Workforce Planning, Talent Management, Employee Retention, Full Cycle Recruitment, People Analytics, Benefits Administration, Employee Engagement, Payroll, Employee Onboarding, Payroll Administration, Benefits Enrollment Processes, Data-Driven Decision-Making, Professional Development, Data Analysis
Beginner · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Generative AI, Generative Model Architectures, Amazon Web Services, Large Language Modeling, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Dashboard, Business Intelligence, Data Modeling, Data Storytelling, Extract, Transform, Load, Data Transformation, Data Visualization, Snowflake Schema, Business Analytics, Data Lakes, Data-Driven Decision-Making, Key Performance Indicators (KPIs), Data Analysis, Data Governance, Python Programming, Generative AI, Artificial Intelligence, Data Security
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Employee Retention, Talent Management, Data Storytelling, People Analytics, Data Literacy, Risk Analysis, Stakeholder Communications, Talent Recruitment, Performance Analysis, Human Resources, HR Tech, Data Analysis, Talent Sourcing, Microsoft Excel, Spreadsheet Software, AI Enablement, Communication
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: AI Orchestration, AI Workflows, Retrieval-Augmented Generation, Generative Model Architectures, LLM Application, Decision Intelligence, Solution Architecture, Generative AI, AI Product Strategy, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, Artificial Intelligence, Unstructured Data, Systems Architecture, Agentic systems, Software Architecture, Data Engineering, Feasibility Studies, Vector Databases
Intermediate · Course · 1 - 4 Weeks