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: React.js, Frontend Performance, Context Management, Front-End Web Development, JavaScript Frameworks, UI Components, Data Persistence, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electronic Components, Swift Programming, Basic Electrical Systems, Internet Of Things, Electronics, Electronic Systems, PIC Microcontrollers, Embedded Software, Electronic Hardware, Test Equipment, Hardware Troubleshooting, Programming Principles, Electrical Engineering, Electrical Equipment, Embedded Systems, Wireless Networks, Semiconductors, Application Development, Display Devices, Debugging
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Video Editing, Apple software proficiency, Motion Graphics, Knowledge of Apple Software, Post-Production, Video Production, Photo/Video Production and Technology, Animations, Media Production, Data Import/Export, Editing, Content Management, File Management, Color Matching, Timelines, Augmented and Virtual Reality (AR/VR)
★ 4.4 (230) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Content Performance Analysis, A/B Testing, Personalized Campaigns, Performance Analysis, Email Automation, Marketing Analytics, Data-Driven Marketing, Campaign Management, Content Optimization, Driving engagement, Campaign Planning, Content Creation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cost Accounting, Cost Control, Business Process Reengineering, Lean Manufacturing, Management Accounting, Cost Management, Operational Efficiency, Cost Reduction, Business Process Improvement, Process Improvement, Quality Management, Continuous Improvement Process, Performance Improvement, Benchmarking, Supply Chain Management, Enterprise Resource Planning
Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Memory Management, Programming Principles, Software Engineering, Debugging, Program Development, Data Structures, IntelliJ IDEA, Application Development, Software Development, Maintainability, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Application Development, Large Language Modeling, Artificial Intelligence, Natural Language Processing
★ 3.3 (36) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, File I/O, Network Routing, Graph Theory, Computer Networking, Object Oriented Programming (OOP), Python Programming, Network Routers, Program Development, Algorithms, Computer Programming
★ 4.5 (19) · Intermediate · Guided Project · Less Than 2 Hours

Interactive Brokers
Skills you'll gain: Equities, Investments, Portfolio Risk, Financial Analysis, Financial Statement Analysis, Market Data, Investment Management, Financial Accounting, Financial Trading, Balance Sheet, Financial Market, Business Metrics, Financial Statements, Risk Management, Securities Trading, Risk Analysis, Income Statement, Business Economics, Cash Flows, Product Knowledge
★ 4.3 (418) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mergers & Acquisitions, Business Valuation, Financial Statement Analysis, Cash Flows, Financial Analysis, Financial Statements, Financial Accounting, Equities, Corporate Accounting, Balance Sheet, Corporate Finance, Case Studies, Accounting, Finance, Analysis, Branding, Cost Estimation
Mixed · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, Legal Technology, Risking, Legal Risk, Legal Research, Data Ethics, Law, Regulation, and Compliance, AI Workflows, Business Workflow Analysis, General Data Protection Regulation (GDPR), Regulation and Legal Compliance, Regulatory Compliance, Business Process Automation, Workflow Management, Compliance Management, Automation, Legal Strategy, AI Enablement, Research, Analysis
★ 4.2 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Healthcare Ethics, Medical Equipment and Technology, Health Care Administration, Hospital Experience, Nursing Management, Nursing Administration, Health Systems, Infection Control, Medical Equipment, Intensive Care Unit, Health Administration, Medical Support, Medical Management, Telehealth, Health Informatics, Health Information Management, Patient Flow, Bed Management, Hospital Admissions, Health Technology
Beginner · Specialization · 3 - 6 Months