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.

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Large Language Modeling, Prompt Patterns, Database Design, LLM Application, Database Development, Software Documentation, Software Design Patterns, Vibe coding, Databases, Collaborative Software, Software Testing, OpenAI API, Application Design, Technical Documentation, AI Integrations, Generative AI, Software Engineering, Software Development, Machine Learning
★ 4.6 (825) · Beginner · Professional Certificate · 1 - 3 Months

Board Infinity
Skills you'll gain: Email Marketing, Dashboard, Campaign Management, Driving engagement, Direct Marketing, Performance Reporting, Cross-Channel Marketing, Copywriting, Campaign Planning, Content Performance Analysis, Marketing Planning, Marketing Effectiveness, Digital Marketing Campaigns, Email Automation, Performance Metric, Key Performance Indicators (KPIs), Data-Driven Marketing, A/B Testing, Business Priorities, Marketing Psychology
Beginner · Course · 1 - 4 Weeks

University of Illinois at Urbana-Champaign
Skills you'll gain: Business Strategy, Data Visualization, Data Storytelling, Management Accounting, Model Evaluation, Fund Accounting, Operations Management, Organizational Change, Audit Planning, Mergers & Acquisitions, Financial Statement Analysis, Project Closure, Risk Management, Social Determinants Of Health, Revenue Recognition, Entrepreneurship, Data Governance, Financial Auditing, Generative AI, Supply And Demand
Graduate Certificate · 6 - 12 Months

Skills you'll gain: Amazon Redshift, Data Import/Export, Data Migration, Identity and Access Management, SQL, Google Cloud Platform, Query Languages, Role-Based Access Control (RBAC), Data Warehousing, Data Store, Database Design, Big Data, Data Sharing, Data Architecture, Database Architecture and Administration, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cybersecurity, Information Technology, Cyber Security Strategy, Penetration Testing, Cyber Security Policies, Technical Support and Services, Incident Response, Computer Security Awareness Training, Security Awareness, Vulnerability Assessments, Network Security, Data Security, Information Assurance, Cloud Security, Operating Systems, Computer Hardware
★ 4.7 (1.1K) · Beginner · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Infrastructure as Code (IaC), Terraform, Unit Testing, Cloud Infrastructure, Test Tools, Security Controls, YAML, Encryption, Rust (Programming Language), Advanced Encryption Standard (AES), JSON, Git (Version Control System), Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Training and Development, Training Programs, Employee Performance Management, Performance Management, Talent Acquisition, Human Resources, Human Resources Information System (HRIS), Applicant Tracking Systems, Full Cycle Recruitment, Employee Onboarding, Compensation Management, Performance Appraisal, Compensation and Benefits, Recruitment Strategies, Human Resource Strategy, Human Resource Policies, Human Resources Management and Planning, Employee Surveys, Enterprise Risk Management (ERM), Occupational Safety And Health
Beginner · Professional Certificate · 3 - 6 Months

Microsoft
Skills you'll gain: Database Administration, Microsoft SQL Servers, Database Theory, Microsoft Azure, Databases, Data Store, Relational Databases, MySQL, SQL, Database Management Systems, Database Management, NoSQL, Query Languages, PostgreSQL, Data Security, Data Management, Cloud Deployment
★ 4.6 (272) · Beginner · Course · 1 - 4 Weeks

Case Western Reserve University
Skills you'll gain: Geostatistics, Exploratory Data Analysis, Spatial Data Analysis, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Statistical Methods, Statistical Modeling, R Programming, Statistical Analysis, R (Software), Probability & Statistics, Descriptive Statistics, Data Analysis, Data-Driven Decision-Making, Correlation Analysis, Data Validation, Simulations, Histogram, Box Plots
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Operations Research, Revenue Management, Demand Planning, Process Optimization, Customer Demand Planning, Process Improvement and Optimization, Simulation and Simulation Software, Logistics, Operational Analysis, Model Optimization, Microsoft Excel, Logistics Management, Business Analytics, Transportation, Supply Chain, and Logistics, Transportation Management, Forecasting, Supply Chain, Risk Analysis, Regulatory Compliance, Compliance Management
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Influencing, Constructive Feedback, Storytelling, Decision Making, Professional Networking, Public Speaking, Non-Verbal Communication, Creative Thinking, Self-Awareness, Communication, Creativity, Independent Thinking, People Development, Relationship Building, Tactfulness, People Management, Relationship Management, Growth Mindedness, Social Skills, Recognizing Others
★ 4.8 (4.4K) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: PyTorch (Machine Learning Library), Model Training, Heat Maps, Convolutional Neural Networks, Model Evaluation, Image Analysis, Deep Learning, Computer Vision
★ 4.6 (21) · Intermediate · Guided Project · Less Than 2 Hours