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.

Google Cloud
Skills you'll gain: Looker (Software), Ad Hoc Reporting, Ad Hoc Analysis, Data Analysis, Exploratory Data Analysis, Database Application
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: MLOps (Machine Learning Operations), Model Evaluation, Model Deployment, AI Orchestration, AI Workflows, Generative AI, Google Cloud Platform, Data Modeling, Continuous Monitoring, Data Pipelines, Model Training, Feature Engineering, Model Optimization, DevOps, Agentic Workflows, Generative AI Agents, Data Store, Continuous Deployment, Data Preprocessing, Forecasting
Intermediate · Specialization · 3 - 6 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Functional Design, Computer Programming, Data Structures, Code Reusability, Computational Logic
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Multi-Factor Authentication, Authentications, Identity and Access Management, Security Controls, Security Awareness, Data Security, Safety and Security, Security Management, Human Factors (Security), Cyber Security Strategy
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Apache Hadoop, Big Data, Data Science, Scalability, Data Processing, Data Analysis, Distributed Computing, Data Storage, Data Quality, File Systems
Mixed · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Generative AI, Tensorflow, Autoencoders, Generative Model Architectures, Bayesian Network, Deep Learning, Image Analysis, Bayesian Statistics, Model Optimization, Probability Distribution, Model Training, Sampling (Statistics), Data Transformation
Advanced · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Financial Trading, Regression Analysis, Business Process Automation, Trend Analysis, Market Data, Predictive Modeling, Market Trend, Advanced Analytics, Securities Trading, Computational Logic, Automation, Data-Driven Decision-Making, Market Dynamics, Decision Intelligence, Financial Market, Workflow Management, Back-End Web Development, Data Visualization, Algorithms
Advanced · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: HTML and CSS, PHP (Scripting Language), Hypertext Markup Language (HTML), MySQL, Web Applications, Web Design and Development, Web Development, Secure Coding, Cascading Style Sheets (CSS), Development Environment, Back-End Web Development, Database Development, Web Servers, Scripting Languages, Programming Principles, Network Protocols, Software Installation, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Market Share, Market Opportunities, Market Analysis, Market Trend, Quantitative Research, Trend Analysis, Market Research, Data Visualization, Market Data, Data Literacy, Data Storytelling, Performance Analysis, Analytical Skills, Key Performance Indicators (KPIs), Business Development, Performance Measurement, Gap Analysis, Variance Analysis, Business Strategy, Business Planning
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Git (Version Control System), JUnit, Android Studio, Android Development, Unit Testing, Android (Operating System), Version Control, Maintainability, Software Design Patterns, Test Automation, File I/O, Object Oriented Programming (OOP), Integration Testing, Test Driven Development (TDD), Mobile Development, Development Testing, Software Testing, Testability, Software Engineering, Java Programming
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Apache Airflow, MLOps (Machine Learning Operations), Fine-tuning, User Acceptance Testing (UAT), Prompt Patterns, LLM Application, AI Security, Extract, Transform, Load, Scripting, Technical Communication, SQL, Model Optimization, Data Pipelines, Data Presentation, Large Language Modeling, Python Programming, Performance Tuning, Root Cause Analysis, Statistical Analysis, Version Control
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Management Reporting, Performance Reporting, Report Writing, Milestones (Project Management), Project Performance, Agile Methodology, User Feedback, Performance Metric, Key Performance Indicators (KPIs), Concision, Data-Driven Decision-Making, Data Visualization, Stakeholder Management, Real Time Data, Stakeholder Communications, Risk Management, Decision Making
Intermediate · Course · 1 - 4 Weeks