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: Learning Management Systems, Education Software and Technology, Digital pedagogy, Real Time Data, Google Workspace
★ 4.8 (48) · Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Digital pedagogy, Technical Communication, Digital Transformation, Cloud Computing, Computer Science, Hypertext Markup Language (HTML), Cloud Storage, File Transfer Protocol (FTP), Data Analysis, Data Science, Amazon Web Services, SQL
★ 4.1 (7) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, MongoDB, NoSQL, Flask (Web Framework), Django (Web Framework), Cloud Deployment, OpenShift, Cloud Platforms, Application Deployment, Kubernetes, Cloud Development, Cloud Applications, Databases, Back-End Web Development, IBM Cloud, Docker (Software), Containerization, Web Applications, Microservices, Application Development
★ 5 (43) · Advanced · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Sampling (Statistics), Statistical Reporting, Statistical Methods, Statistics, Probability & Statistics, Statistical Analysis, Sample Size Determination, Probability Distribution, Data Presentation, Engineering Analysis, Data Synthesis, Estimation, Analysis, Data-Driven Decision-Making
Mixed · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization, Data Presentation
Mixed · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Data Presentation, Interactive Data Visualization, Tableau Software, Data Visualization Software, SQL, Data Analysis
★ 5 (11) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Electronic Components, Electronic Systems, Electronics, Programming Principles, Electronic Hardware, Hardware Design, Display Devices, Robotics, Data Persistence, Computer Programming Tools, Integrated Development Environments, Computer Programming, Embedded Systems, Development Environment, Automation Engineering, Simulation and Simulation Software, Digital Communications, Data Storage
★ 4.8 (12) · Beginner · Course · 3 - 6 Months

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, Spring Framework, SQL, Database Systems, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Application Specific Integrated Circuits, Amazon Elastic Compute Cloud, Cloud Infrastructure, Cloud Development, Cloud Deployment, Microarchitecture, Amazon Web Services, Hardware Architecture, Cloud Applications, Performance Tuning, Computer Architecture, Development Environment, Software Development Tools, Systems Design, System Design and Implementation, Memory Management, Programming Principles
★ 4.7 (77) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Fine-tuning, Transfer Learning, Large Language Modeling, Natural Language Processing, Generative AI, Deep Learning, Artificial Neural Networks, Generative Model Architectures, Model Training, Computer Vision
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Programming Principles, Program Development, Microsoft Visual Studio, Computer Programming, Integrated Development Environments, Computer Programming Tools, Python Programming, Development Environment
★ 4.9 (22) · Beginner · Course · 1 - 4 Weeks

Indian Institute of Science
Skills you'll gain: Engineering, Scientific, and Technical Instruments, Biomedical Technology, Biomedical Engineering, Electronics, Semiconductors, Electronic Systems, Systems Design, Internet Of Things, Electronic Hardware, Materials science, Chemical Engineering, Laboratory Experience, Laboratory Techniques, Manufacturing Processes
★ 4.8 (17) · Beginner · Course · 1 - 3 Months