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.

Amazon Web Services
Skills you'll gain: Responsible AI, Generative AI, Prompt Engineering, Amazon Bedrock, AWS SageMaker, AI Workflows, Agentic systems, AI Enablement, AI Product Strategy, Generative AI Agents, Amazon Web Services, AI Orchestration, Application Programming Interface (API), Application Development, Model Deployment, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, LLM Application, Solution Architecture, Data Management
Beginner · Professional Certificate · 1 - 3 Months
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Microsoft Power Platform, Dashboard, Data Modeling, Business Intelligence, Microsoft Excel, Microsoft Copilot, Data Integration, Interactive Data Visualization, Data-Driven Decision-Making, Performance Reporting, Data Transformation, Data Cleansing, ChatGPT
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: C and C++, C++ (Programming Language), System Programming, Programming Principles, Computer Architecture, Data Access, Program Development, Python Programming, Computer Programming Tools, Computer Hardware, Development Environment
Beginner · Course · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Computer Vision, Natural Language Processing, Robotics, Machine Learning, Big Data, Artificial Intelligence, Supervised Learning, Deep Learning, Reinforcement Learning, Data Analysis
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Statistical Analysis, Probability & Statistics, Statistical Methods, Probability Distribution, Data Analysis, Markov Model, Data Science, Statistics, Statistical Inference, Probability, R Programming
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Angular, JavaScript Frameworks, Unit Testing, Ajax, Cloud Applications, Web Applications, Web Components, Front-End Web Development, Web Development, Javascript, Model View Controller, Software Architecture, Hypertext Markup Language (HTML), UI Components, Software Design Patterns
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unreal Engine, Object Oriented Programming (OOP), File I/O, C++ (Programming Language), Object Oriented Design, Debugging, Computer Programming, Event-Driven Programming, Video Game Development, Unity Engine, Data Structures, C# (Programming Language), Data Storage, 3D Assets, Development Environment, Game Design, Software Documentation, Software Design Patterns, User Interface (UI), Programming Principles
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Encryption, Cybersecurity, Cyber Attacks, Threat Management, Security Strategy, Authentications, Threat Detection, Network Security, Authorization (Computing), Cryptography, Data Security, Active Directory, Identity and Access Management, Firewall, Multi-Factor Authentication
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Microarchitecture, Computer Architecture, Computer Systems, Hardware Architecture, Computer Hardware, Data Storage, Data Storage Technologies, Systems Architecture, Computational Logic, Peripheral Devices
Mixed · Course · 1 - 3 Months

Skills you'll gain: Patch Management, Microsoft Azure, Cloud Management, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Cloud Services, Cloud Deployment, Disaster Recovery, Virtual Machines, Kubernetes, Cloud Platforms, Role-Based Access Control (RBAC), Virtual Networking, Windows PowerShell, System Monitoring, Infrastructure as Code (IaC), Load Balancing
Beginner · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Economics, Policy, and Social Studies, Economics, Socioeconomics, Sustainable Development, Policy Analysis, Data Analysis, Tax, Environmental Issue, International Relations, Trend Analysis, Investments, Policy Development, Behavioral Economics, Supply And Demand, Data Collection
Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Global Marketing, Growth Strategies, Digital Marketing, Marketing, Content Marketing, Marketing Strategies, Brand Marketing, Innovation, Business Strategies, Influencing, Storytelling
Mixed · Course · 1 - 4 Weeks