Data manipulation courses can help you learn data cleaning, transformation techniques, and exploratory data analysis. You can build skills in using functions for data aggregation, filtering datasets, and visualizing information effectively. Many courses introduce tools like Python, R, and SQL, that support handling large datasets and performing complex analyses. You'll also explore libraries such as Pandas and NumPy, which streamline data manipulation tasks and enhance your ability to derive insights from raw data.

Skills you'll gain: PostgreSQL, Database Administration, Relational Databases, Database Design, Database Management, Database Architecture and Administration, SQL, Stored Procedure, Databases, Transaction Processing, Data Manipulation, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Eclipse (Software), Data Structures, Video Game Development, Java Programming, Java, Game Design, User Interface (UI), Development Environment, Program Development
Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Design, Data Visualization Software, Web Scraping, Data Processing, Object Oriented Programming (OOP), Data Modeling, Python Programming, Web Development, Web Applications, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Agentic Workflows, AI Workflows, Multimodal Prompts, Tool Calling, Calendar Management, Machine Learning Methods, Scheduling, AI Security, Text Mining, Classification Algorithms, JSON
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Web Development, System Programming, Web Applications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Contingency Planning, Business Continuity Planning, Computer Security Incident Management, Security Management, Incident Response, Disaster Recovery, Data Centers, Incident Management, Security Controls, Information Systems Security, Infrastructure Security, Configuration Management, Data Security, Change Control, Digital Forensics
Advanced · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Agentic systems, Generative AI Agents, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Emerging Technologies, Business Ethics, Deep Learning, Social Impact, Ethical Standards And Conduct, Problem Solving, Analysis, Business Planning
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Ruby (Programming Language), File I/O, Object Oriented Programming (OOP), Ruby on Rails, Debugging, Software Design Patterns, Software Documentation, Testability, Scripting Languages, Development Environment, Integrated Development Environments, Computer Programming, Development Testing, Programming Principles, Data Structures, Scripting, Apple Xcode, Web Development, Program Development, Package and Software Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Timelines, Database Management, Databases, Project Schedules, Data Visualization, Calendar Management, Workflow Management, Information Architecture, Kanban Principles, Collaborative Software, Content Development and Management
Mixed · Course · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Controls, Data Security, Vulnerability Scanning, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, Web Servers, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Social Media Campaigns, Email Marketing, Online Advertising, Content Creation, Marketing Design, Graphic and Visual Design, Product Promotion, Advertising, Marketing Materials, Promotional Materials, Marketing Communications, Sales Development, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Model Evaluation, Model Deployment, Decision Tree Learning, Data Preprocessing, Classification Algorithms, Predictive Modeling, Random Forest Algorithm, Applied Machine Learning, Java, Program Evaluation, Machine Learning, Feature Engineering, Algorithms, Program Implementation, Business Development
Advanced · Course · 1 - 4 Weeks