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.

Pearson
Skills you'll gain: Java, Transaction Processing, File I/O, Java Programming, Data Access, Object Oriented Design, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Application Development, Information Management, Command-Line Interface, Application Deployment, Data Integrity, Databases, OS Process Management, Application Programming Interface (API), Mitigation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Spring Boot, React.js, Spring Framework, Object-Relational Mapping, Frontend Integration, Restful API, YAML, Data Access, Database Application, Data Persistence, Web Applications, JavaScript Frameworks, Back-End Web Development, Databases, Application Performance Management, Configuration Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Apache Spark, Time Series Analysis and Forecasting, MLOps (Machine Learning Operations), Big Data, Feature Engineering, Statistical Analysis, Distributed Computing, Forecasting, Anomaly Detection, Generative AI, Predictive Modeling, Model Training, Exploratory Data Analysis, Data Pipelines, Model Evaluation, Data Cleansing, Data Transformation, Data Quality, Statistical Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cash Flows, Income Statement, Financial Analysis, Financial Accounting, Equities, Revenue Recognition, Working Capital, Balance Sheet, Generally Accepted Accounting Principles (GAAP), Financial Statement Analysis, Accounting, Tax Management, Financial Statements, Financial Reporting, Corporate Finance, Corporate Accounting, Specialized Accounting, Return On Investment, Case Studies, Finance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Embeddings, Vector Databases, PostgreSQL, Google Cloud Platform, SQL, Database Design, Relational Databases, Generative AI
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Diagram Design, Data Import/Export, Collaborative Software, Technical Communication, Technical Documentation, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Birla Institute of Technology & Science, Pilani
Skills you'll gain: C (Programming Language), Programming Principles, Computer Programming, Memory Management, Computational Thinking, Computer Systems, Data Structures, Algorithms, File I/O, Operating Systems, Computer Hardware
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Learning Management Systems, Education Software and Technology, Digital pedagogy, Real Time Data, Google Workspace
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Image Analysis, Image Quality, Matlab, Computer Vision, Digital Signal Processing, Spatial Data Analysis, Medical Imaging, Spatial Analysis, Mathematical Software, Algorithms
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Presentation, Statistical Reporting, Data Collection, Data Analysis, Data Management, Data Synthesis, Analytical Skills, Analytics, Exploratory Data Analysis, Statistical Analysis, Coordinating, Coordination, Statistical Modeling, Statistical Inference, Communication
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Apache Kafka, Data Pipelines, Distributed Computing, Live Streaming, Network Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management Systems, Database Management
Intermediate · Guided Project · Less Than 2 Hours