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: Scheduling, Project Schedules, Project Controls, Timelines, Project Management Software, Management Reporting, Performance Reporting, Process Improvement and Optimization, Report Writing, Resource Management, Administration, System Configuration, User Accounts, Database Administration
★ 4.6 (20) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Cyber Operations, Penetration Testing, Cybersecurity, Exploitation techniques, Authentications, Scripting, Python Programming, Data Access, Identity and Access Management, Network Protocols
★ 4.6 (27) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Model Optimization, Model Training, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), MLOps (Machine Learning Operations), AI Workflows, System Monitoring, Machine Learning Methods, Real Time Data, Continuous Monitoring, Applied Machine Learning, Data Preprocessing, Artificial Intelligence, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Operating Systems, Operating System Administration, Memory Management, OS Process Management, System Software, System Programming, Command-Line Interface, Linux Administration, File Systems, System Monitoring, Performance Tuning, Package and Software Management, Systems Architecture, File Management, Algorithms, Cloud Platforms, User Accounts, Security Controls, Data Sharing
★ 4.8 (12) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Python Programming, Programming Principles, Code Reusability, Object Oriented Design, File Management, Data Structures, Computer Programming, Algorithms, Data Storage, Data Management
★ 3.9 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Conversion Funnel Analysis, Google Analytics, Marketing Automation, Digital Marketing Tools, Marketing Analytics, Return On Investment, Google Ads, Data-Driven Marketing, Marketing Strategies, Content Management Systems, Digital Advertising, Marketing, Analytics, WordPress, Data Integration, Facebook, Data Collection, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Robotic Process Automation, Context Management, Business Process Automation, Automation, User Interface (UI), Data Storage
★ 4.8 (53) · Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Ansible, YAML, IT Automation, Network Architecture, Network Administration, General Networking, Automation, System Configuration, Software Documentation, Configuration Management, Python Programming
★ 4.8 (32) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Large Language Modeling, Email Security, Exploitation techniques, AI Security, Border Gateway Protocol, Malware Protection, Mobile Security, LLM Application, Cybersecurity, Routing Protocols, Network Security, Open Web Application Security Project (OWASP), Network Monitoring, TCP/IP, Intrusion Detection and Prevention, Security Controls, Threat Detection, Network Analysis, Internet Of Things, AI Integrations
★ 3.9 (11) · Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Application Programming Interface (API), API Gateway, GraphQL, API Design, Restful API, OAuth, Software Documentation, Authentications, Debugging, Real Time Data, Authorization (Computing), Version Control
Intermediate · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Interviewing Skills, Journalism, Report Writing, Research Reports, Investigation, Research, Peer Review, Content Creation, Storytelling, Ethical Standards And Conduct, Data Collection, Writing and Editing, Writing
★ 4.7 (95) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Sprint Planning, Work Breakdown Structure, Jira (Software), Dashboard, Sprint Retrospectives, User Story, Verification And Validation, Quality Assurance, Issue Tracking, Software Testing, Data Visualization, Test Planning, Workflow Management, Project Management, Data-Driven Decision-Making, Continuous Improvement Process, Kanban Principles, Agile Methodology, Capacity Planning, Root Cause Analysis
★ 3.1 (7) · Intermediate · Specialization · 3 - 6 Months