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: Market Data, Financial Analysis, Securities (Finance), Investment Banking, Financial Market, Investment Management, Credit Risk, Financial Modeling, Investments, Risk Analysis, Finance, Cash Flows, Business
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Local Area Network (VLAN), Network Planning And Design, Network Protocols, Network Architecture, Network Administration, Routing Protocols, System Configuration, Network Routers, Local Area Networks, Network Infrastructure, Network Troubleshooting, Network Switches, General Networking, Computer Networking, Dynamic Host Configuration Protocol (DHCP), Data Centers, Network Routing, Network Security
Intermediate · Course · 1 - 4 Weeks
American Museum of Natural History
Skills you'll gain: Life Sciences, Biology, Environmental Science, Environment, Physiology, Hydrology, Environmental Issue, Anatomy, Natural Resource Management, Environmental Resource Management, General Science and Research, Environment and Resource Management, Science and Research, Research, Research Methodologies
★ 4.8 (605) · Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: PostgreSQL, SQL, Transaction Processing, Relational Databases, Rust (Programming Language), Database Management, Query Languages, JSON, Docker (Software), Data Mapping, Data Access, Development Environment, Performance Tuning, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Data Analysis Software, Molecular, Cellular, and Microbiology, Biology, Algorithms, Microbiology, Python Programming
★ 4.3 (1.1K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Exploratory Data Analysis, Model Deployment, Generative AI, Keras (Neural Network Library), NumPy, Model Optimization, Applied Machine Learning, Data Processing, PyTorch (Machine Learning Library), Predictive Modeling, Matplotlib, Data Analysis, Generative Model Architectures, Deep Learning, Transfer Learning, Artificial Intelligence, Machine Learning, Data Science
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Web Services, Email Automation, Scripting, Automation, Python Programming, Restful API, IT Automation, Application Programming Interface (API), JSON, System Monitoring
★ 4.8 (3K) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, New Product Development, Model Based Systems Engineering, Model Evaluation, Failure Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Strategic Decision-Making, Real-Time Operating Systems, Object Oriented Design, Project Schedules, Sampling (Statistics), Data Ethics, Sustainability Reporting, Database Design, Agentic systems, Data Visualization, Supervised Learning
Degree · 1 - 4 Years

Birla Institute of Technology & Science, Pilani
Skills you'll gain: User Interface (UI) Design, User Interface (UI), Digital Design, User Interface and User Experience (UI/UX) Design, Visual Design, UI/UX Strategy, Human Computer Interaction, Usability, UI Components, Authentications, User Experience Design, Interactive Design, Human Machine Interfaces, Interaction Design, Software Design, Multimodal Prompts, Human Factors, Web Content Accessibility Guidelines, Responsible AI, Data Ethics
Intermediate · Course · 1 - 3 Months
Emory University
Skills you'll gain: Pivot Tables And Charts, Marketing Analytics, Descriptive Statistics, Data-Driven Marketing, Microsoft Excel, Customer Insights, Regression Analysis, Data Analysis, Data-Driven Decision-Making, Excel Formulas, Statistical Visualization, Marketing, Marketing Effectiveness, Exploratory Data Analysis, Consumer Behaviour, Statistical Methods, Data Manipulation, Data Transformation
★ 4.3 (292) · Intermediate · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music, Musical Composition, Media Production, Instrumental Music, Automation, Post-Production, File Management, Data Import/Export, Editing, Electronic Media
★ 4.7 (613) · Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Threat Management, Cybersecurity, Endpoint Detection and Response, Cyber Attacks, Cyber Threat Intelligence, Digital Forensics, Intrusion Detection and Prevention, Threat Detection, Network Security, Network Monitoring, Data Security, Business Continuity, Network Analysis, Exploitation techniques, Malware Protection, Memory Management, Analysis
★ 4.7 (275) · Beginner · Specialization · 3 - 6 Months