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.

Duke University
Skills you'll gain: Loans, Lending and Underwriting, FinTech, Payment Systems, Key Management, Cryptography, Digital Assets, Market Liquidity, Financial Trading, Transaction Processing, Public Key Infrastructure, Encryption, Asset Protection, Governance
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Reporting, Payroll Processing, Payroll Administration, Payroll Tax, Labor Law, Labor Compliance, Income Tax, Compensation and Benefits, Tax Compliance, Benefits Administration, Employee Onboarding
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Concision, Grant Writing, Sample Size Determination, Grant Applications, Proposal Writing, Biostatistics, Writing, Clinical Research Ethics, Editing, Statistical Analysis, Healthcare Ethics, Persuasive Communication, Data Analysis, Clinical Research, Statistical Methods, Medical Science and Research, Research Design, Planning, Science and Research, Growth Mindedness
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Database Design, Software Design, Application Security, Vulnerability Assessments, Unified Modeling Language, Unit Testing, Threat Modeling, Usability Testing, User Interface and User Experience (UI/UX) Design, Data Flow Diagrams (DFDs), Open Web Application Security Project (OWASP), Software Architecture, Secure Coding, Object Oriented Design, Software Design Patterns, Database Management, Security Software, Systems Design, Software Development Life Cycle, Technical Design
Beginner · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, Model Evaluation, Microsoft Excel, Excel Formulas, Trend Analysis, Predictive Modeling, Data Presentation, Statistical Visualization, Graphing, Process Optimization
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Bayesian Statistics, Data Analysis, Statistical Inference, Regression Analysis, Statistical Analysis, Statistical Modeling, Statistical Programming, Sampling (Statistics), R Programming, Markov Model, Logistic Regression, Probability, Simulations, Model Evaluation, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Legal Technology, Generative AI, Responsible AI, Data Ethics, Contract Management, Contract Compliance, Client Services, AI Enablement, Prompt Engineering, Artificial Intelligence, Automation, Analysis
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Model Evaluation, Generative AI, Data Preprocessing, Transfer Learning, PyTorch (Machine Learning Library), Machine Learning, Convolutional Neural Networks, Image Quality
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), Version Control, GitHub, Jupyter, Python Programming, Data Science, Generative AI, Development Environment, Computer Programming, Data Analysis
Beginner · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, LLM Application, Artificial Intelligence, AI Enablement, Responsible AI, Large Language Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Oracle SQL Developer, PL/SQL, Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Database Management Systems, Stored Procedure, Database Design, SQL, Data Storage, Data Management, Performance Tuning, Data Integrity, Security Controls, Authorization (Computing), Identity and Access Management, System Monitoring, User Accounts
Mixed · Course · 1 - 3 Months

IIT Bombay
Skills you'll gain: Internet Of Things, Network Protocols, Wireless Networks, Emerging Technologies, Data Analysis, Communication Systems, Digital Signal Processing, Scikit Learn (Machine Learning Library), Regression Analysis, Pandas (Python Package), Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks