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: Data Manipulation, Data Wrangling, AI Personalization, Model Evaluation, Applied Machine Learning, Data Preprocessing, Machine Learning Methods, Data Cleansing, Statistical Machine Learning, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Model Training, Taxonomy, Text Mining, Data Analysis, Artificial Intelligence, Deep Learning
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Robotics, Machine Controls, Automation Engineering, Programmable Logic Controllers, Electrical Systems, Electrical Equipment, Hydraulics, Control Systems, Automation, Simulation and Simulation Software, Internet Of Things, Manufacturing Processes, Mechanical Engineering, Real Time Data, Simulations, Industrial Engineering, Hardware Troubleshooting, Image Analysis, Equipment Design, Matlab
★ 4.5 (175) · Intermediate · Specialization · 1 - 3 Months
Illinois Tech
Skills you'll gain: Operating System Administration, Linux Administration, Microsoft Windows, Command-Line Interface, Operating Systems, System Configuration, Event Monitoring, Authorization (Computing), Desktop Support, OS Process Management, Network Security, Package and Software Management, Information Technology, IT Automation, Network Administration, General Networking, Software Installation
★ 4.6 (167) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Swift Programming, Objective-C (Programming Language), iOS Development, Core Data (Software), Apple iOS, Video Game Development, Game Design, User Interface (UI), Model View Controller, JSON, User Interface (UI) Design, UI Components, Mobile Development, User Interface and User Experience (UI/UX) Design, OAuth, Memory Management, Responsive Web Design, Prototyping, Animation and Game Design, Human Computer Interaction
★ 4.5 (710) · Beginner · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Requirements Analysis, Unified Modeling Language, Object Oriented Design, Functional Requirement, Data Modeling, Object Oriented Programming (OOP), Systems Development Life Cycle, System Requirements, Functional Specification, Diagram Design, Software Development, Software Engineering, Software Systems, Model Evaluation, Project Planning, Project Management
★ 4.6 (384) · Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Environmental Monitoring, Water Quality, Environmental Engineering and Restoration, Hydrology, Environmental Engineering, Water Resources, Biochemistry, Environmental Science, Mathematical Modeling, Analytical Chemistry, Molecular, Cellular, and Microbiology, Microbiology, Chemistry, Simulation and Simulation Software
★ 4.8 (510) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Alteryx, Predictive Modeling, People Analytics, Scripting, R Programming, Predictive Analytics, Data Science, Advanced Analytics, Scripting Languages, R (Software), Trend Analysis, Data Preprocessing, Data Integration, Exploratory Data Analysis, Data Manipulation, Data Visualization Software, Data Analysis, Model Evaluation, Employee Retention, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, Legal Technology, Arbitration, Legal Research, AI literacy, Litigation Support, Client Services, Mediation, Legal Strategy, Generative AI, Litigation and Civil Justice, Legal Support, AI Integrations, LLM Application, AI Workflows, Document Management, Automation
★ 3.9 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Cloud Deployment, DevOps, CI/CD, Application Deployment, Devops Tools, Development Environment, Continuous Delivery, Cloud Applications, Amazon Elastic Compute Cloud, Real Time Data, Kibana, Query Languages, Data Modeling, Distributed Computing, SQL, Data Mapping, NoSQL, Event-Driven Programming, Relational Databases
★ 4.9 (19) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: System Monitoring, Data Analysis Expressions (DAX), Real Time Data, Performance Tuning, Microsoft Azure, Dataflow, Data Pipelines, Data Warehousing, Power BI, Apache Spark, Data Governance, Business Analytics, SQL, Data Management, Workflow Management, Data Science, Security Engineering, Artificial Intelligence and Machine Learning (AI/ML), Warehouse Management, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtualization and Virtual Machines, Virtualization, Hardware Troubleshooting, Network Troubleshooting, Computer Hardware, Cloud Computing, Technical Support and Services, Technical Support, General Networking, End User Training and Support, System Support, Peripheral Devices, Networking Hardware, System Configuration, Data Storage, Network Administration, Network Infrastructure, Information Technology, Hardware Architecture, Configuration Management
★ 4.6 (208) · Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Social Media Analytics, Social Network Analysis, Machine Learning, Machine Learning Methods, Applied Machine Learning, Large Language Modeling, Natural Language Processing, Text Mining, Network Analysis, Analytics, Data Preprocessing, Unstructured Data, Classification Algorithms, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), Unsupervised Learning, Data Processing
Intermediate · Course · 1 - 3 Months