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.

AI CERTs
Skills you'll gain: Fraud detection, Financial Data, Forecasting, Financial Modeling, Risk Analysis, Strategic Decision-Making, Market Trend, FinTech, Financial Analysis, Predictive Analytics, AI Enablement, Generative AI, Decision Making, Applied Machine Learning, Risk Management, AI Workflows, Automation, Business Process Automation, Data Analysis, Financial Reporting
Intermediate · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Employee Onboarding, Employee Retention, Talent Acquisition, Employee Engagement, New Hire Orientations, Continuous Improvement Process, Process Development, Process Improvement, Relationship Building, Performance Metric, Employee Performance Management, Drive Engagement, Performance Management, Goal Setting, Internal Communications, Communication, Leadership Development
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Debugging, Unit Testing, Relational Databases, Object Oriented Programming (OOP), Data Transformation, Data Visualization, Data Store, Web Scraping, Database Management, Creative Design, Data Structures, Scatter Plots, Data Manipulation, Programming Principles, File I/O, Test Case, Python Programming, Computer Programming, Program Development, Diversity and Inclusion
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Anomaly Detection, Malware Protection, Threat Detection, Network Analysis, AI Security, Cybersecurity, Model Evaluation, Network Security, Machine Learning Methods, Classification Algorithms, Microsoft Windows
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), JSON, HTML and CSS, Web Content Accessibility Guidelines, Javascript, Application Programming Interface (API), Web Design, Semantic Web, Usability, Web Applications, Web Development, Test Tools, Web Content, Data Structures, Application Frameworks, Network Protocols, Data Ethics, Animations
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Insper
Skills you'll gain: Data Sharing, Data Management, Data Quality, Data Collection, General Science and Research, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cash Flows, Income Statement, Financial Analysis, Financial Accounting, Revenue Recognition, Generally Accepted Accounting Principles (GAAP)
Mixed · Course · 1 - 3 Months
Skills you'll gain: Incident Response, AI Security, Incident Management, Model Deployment, Site Reliability Engineering, Patch Management, MLOps (Machine Learning Operations), System Monitoring, Problem Management, Computer Security Incident Management, Package and Software Management, Continuous Monitoring, Dependency Analysis, Disaster Recovery, Anomaly Detection, Application Deployment, Automation, Dashboard Creation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, Embeddings, PostgreSQL, Relational Databases, SQL, Query Languages, NoSQL, Node.JS, Data Import/Export, Data Processing, Software Installation
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Climate Change Adaptation, Research Methodologies, Research, Qualitative Research, Social Impact, Environmental Policy, Sustainable Systems, Data Collection, Environmental Monitoring, Vulnerability, Environmental Science, Natural Resource Management, Governance, Fundraising
Beginner · Course · 1 - 3 Months

Skills you'll gain: Logistic Regression, Model Evaluation, Data Preprocessing, Model Optimization, Predictive Modeling, Model Training, R Programming, Feature Engineering, Statistical Modeling, Risk Modeling, Regression Analysis, Predictive Analytics, Machine Learning Methods, Supervised Learning, Credit Risk, Performance Metric, Dimensionality Reduction
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Web Analytics, Trend Analysis, Marketing Analytics, Digital Analysis, Customer Analysis, Data-Driven Marketing, Variance Analysis, Target Audience, Data Literacy, Demography, Statistical Reporting, Analysis, Data Analysis, Marketing Strategies, Descriptive Analytics, Strategic Marketing, Data Access
Beginner · Course · 1 - 4 Weeks