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.

Skills you'll gain: Apache Maven, Java Platform Enterprise Edition (J2EE), Hibernate (Java), Unit Testing, Docker (Software), Software Design Patterns, Object-Relational Mapping
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Digital Media Strategy, Health Promotion, Health Education, Media and Communications, Patient Education And Counseling, Behavioral Health, Public Health, Instagram, Driving engagement, Facebook, Program Evaluation, Persuasive Communication, Digital Communications, Survey Creation, Experimentation, Data Collection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Shiny (R Package), User Interface (UI), Data Visualization Software, Interactive Data Visualization, Application Deployment, Web Applications, Front-End Web Development, Data Analysis, Back-End Web Development, Spatial Data Analysis, Web Development, Full-Stack Web Development, Python Programming, Application Development, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Shell Script, Linux Commands, Unix Shell, Linux, Scripting, Unix Commands, Command-Line Interface, Unix, IT Automation, Debugging, Development Environment, System Configuration, Configuration Management, File Management
Mixed · Course · 1 - 4 Weeks

Anmol Test Institution
Skills you'll gain: User Feedback, Customer Insights, Customer experience improvement, Dashboard, Data Analysis, Data Sharing, Customer Engagement, Market Analysis, No-Code Development, Project Design, Project Implementation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Amazon Web Services, Cloud Deployment, Amazon CloudWatch, Databases, AWS CloudFormation, Relational Databases, Amazon DynamoDB, Database Architecture and Administration, Amazon Elastic Compute Cloud, Operational Databases, Cloud Management, Amazon Redshift, Amazon S3, AWS Identity and Access Management (IAM), Cloud Security, AWS Kinesis, Data Security, Serverless Computing, Performance Tuning, Scalability
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Infographics, Presentations, Data Visualization, Content Creation, User Accounts, Business Communication
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Security, Responsible AI, Information Privacy, Generative AI, Data Ethics, Cloud Security, Personally Identifiable Information, Data Security, Google Cloud Platform, Artificial Intelligence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Valuation, Financial Modeling, Benchmarking, Financial Statement Analysis, Return On Investment, Financial Analysis, Financial Data, Investment Management, Equities, Financial Statements, Cash Flows
Mixed · Course · 1 - 3 Months

Pearson
Skills you'll gain: Firewall, Linux Administration, Authorization (Computing), Linux Servers, Security Controls, Linux, Authentications, Network Security, Linux Commands, System Configuration, Servers, Server Administration, Encryption, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Application Design, Google Cloud Platform, Data Store, Cloud API, Application Development, Cloud Storage, Cloud Services, Data Storage, Microservices, Object-Relational Mapping, Scalability, Node.JS
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Javascript, Application Deployment, Application Development, Web Development Tools, Programming Principles, JSON, Debugging, Data Storage
Intermediate · Course · 1 - 3 Months