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.

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Data Storage Technologies, Linux, Data Loss Prevention, Linux Commands, File Management, Software Installation, Data Maintenance, Data Storage, Data Management, Systems Architecture, System Configuration, Data Integrity, Hardware Architecture, Command-Line Interface, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data-Driven Decision-Making, Applied Machine Learning, Vector Databases, NumPy, Model Evaluation, Machine Learning, Machine Learning Algorithms, Linear Algebra, Python Programming, Classification Algorithms, Numerical Analysis, Performance Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Analytics, Data-Driven Marketing, Analytics, Marketing, Meta Ads Manager, Data Analysis, Resource Utilization, Marketing Effectiveness, Registration, Statistical Methods, Digital Marketing, Social Media Marketing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, SQL, Database Development, Database Software, Database Design, Database Theory, Stored Procedure, Relational Databases, Transact-SQL, Database Systems, Database Architecture and Administration, Query Languages, Data Integrity, Microsoft Development Tools, Scripting, Authentications, User Accounts, Identity and Access Management
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Grant Writing, Sample Size Determination, Biostatistics, Medical Science and Research, Statistical Analysis, Data Analysis, Clinical Research, Statistical Methods, Science and Research, Data Collection, Statistical Modeling
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Linux, Linux Administration, Linux Commands, File Management, Linux Servers, User Accounts, File Systems, Unix, OS Process Management, Unix Shell, Command-Line Interface, User Provisioning, General Networking, Shell Script, Operating Systems, File I/O, Network Support, Remote Access Systems, Scripting, Dataflow
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Generative AI, Model Optimization, Hugging Face, Large Language Modeling, Performance Tuning, Model Deployment
Beginner · Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Spatial Analysis, Spatial Data Analysis, GIS Software, Geospatial Information and Technology, Geographic Information Systems, Geospatial Mapping, Geostatistics, Interactive Data Visualization, Data Integration, Data Mapping, Augmented Reality, Statistical Analysis, Sampling (Statistics)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Corporate Communications, Internal Communications, Strategic Communication, Media Relations, Stakeholder Communications, Stakeholder Engagement, Intercultural Competence, Public Relations, Cultural Diversity, Communication Strategies, Business Ethics, Crisis Management, Cultural Sensitivity, Ethical Standards And Conduct, Digital Communications, Drive Engagement, Employee Engagement, Branding
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Autoencoders, Recurrent Neural Networks (RNNs), Deep Learning, Artificial Neural Networks, Reinforcement Learning, Generative AI, Generative Adversarial Networks (GANs), Generative Model Architectures, Unsupervised Learning, Responsible AI, Data Ethics, Markov Model
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Applications, Node.JS, Application Deployment, Google Cloud Platform, Cloud Deployment, Code Review, Full-Stack Web Development, Web Applications, Server Side, Development Environment, Data Import/Export, Back-End Web Development, Data Store, Frontend Integration
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: HubSpot CRM, Sales Pipelines, Email Marketing, Dashboard, Sales Process, Customer Relationship Management (CRM) Software, Sales Management, Campaign Management, Customer Relationship Management, Management Reporting, Team Management, Team Oriented, Marketing Automation, Customer Data Management, User Accounts, Marketing
Beginner · Guided Project · Less Than 2 Hours