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: Object Oriented Programming (OOP), Software Documentation, Maintainability, Programming Principles, Code Reusability, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Security Testing, DevSecOps, Threat Modeling, Vulnerability Scanning, Continuous Monitoring, Vulnerability Assessments, Application Performance Management, System Monitoring, Vulnerability Management, Development Environment, Security Controls, DevOps, Data Security, Software Development Life Cycle
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Predictive Modeling, Statistical Modeling, Statistical Machine Learning, Predictive Analytics, Statistical Methods, Data Analysis, Analytics, Applied Machine Learning, Business Analytics, Machine Learning Methods, Statistical Analysis, Machine Learning, Scikit Learn (Machine Learning Library), Model Training, Data Preprocessing, Model Optimization, Python Programming, Data Manipulation, Pandas (Python Package), NumPy
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Agile Product Development, Product Improvement, Customer Analysis, Analytics, Analytical Skills, Demand Planning, Usability Testing, Product Management, Customer Insights, AI Product Strategy, A/B Testing, Product Development, Agile Methodology, User Experience, Customer Demand Planning, Advanced Analytics, Data-Driven Decision-Making, Customer experience improvement, Agile Software Development, Software Development
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: OAuth, Cloud API, Application Programming Interface (API), API Design, Restful API, Authentications, Authorization (Computing), Security Controls, Application Security, Data Security, JSON, Identity and Access Management, Cryptographic Protocols, Key Management, Threat Management
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Keyword Research, Email Marketing, Digital Marketing Campaigns, Data-Driven Marketing, Digital Marketing, Campaign Management, Digital Media Strategy, Marketing Analytics, Online Advertising, Digital Advertising, Search Engine Marketing, Performance Analysis, Consumer Behaviour, Marketing Strategies, Market Research, Journey Mapping, Key Performance Indicators (KPIs), Web Analytics and SEO, Search Engine Optimization, Campaign Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, A/B Testing, Classification And Regression Tree (CART), Dashboard, Dashboard Creation, Model Evaluation, Model Deployment, Data-Driven Decision-Making, Risk Analysis, Histogram, Statistical Inference, Descriptive Analytics, Simulations, Predictive Modeling, Regression Analysis, Data Visualization, MLOps (Machine Learning Operations), Decision Making, Decision Tree Learning, Keras (Neural Network Library)
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Power Platform, Productivity Software, No-Code Development, Data Integration, Data Store, Data Modeling, Application Development, Case Studies, Business Solutions, Value Propositions, Security Controls
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Manipulation, Data Wrangling, Data Preprocessing, Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Alfaisal University | KLD
Skills you'll gain: Computer Vision, Natural Language Processing, Robotics, Applied Machine Learning, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Big Data, Artificial Intelligence, AI literacy, Supervised Learning, Decision Support Systems, Reinforcement Learning
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Extract, Transform, Load, Decision Support Systems, Data Warehousing, Data Mining, Database Design, Business Intelligence, Dashboard Creation, Dashboard, Star Schema, Relational Databases, Database Management, Data Visualization Software, Snowflake Schema, Data Presentation, Database Development, Data Visualization, Business Reporting, SAS (Software), Data Modeling, Interactive Data Visualization
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Object-Relational Mapping, Database Application, SQL, Cloud Deployment, Bootstrap (Front-End Framework), Relational Databases, Database Management, Database Design, Full-Stack Web Development, Databases, Database Management Systems, Cloud Applications, Web Applications, Application Deployment, Authentications, Model View Controller, UI Components, Application Development, Query Languages
Intermediate · Course · 1 - 3 Months