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: Algorithms, Computational Thinking, Data Structures, Geometry
Intermediate · Course · 1 - 3 Months
Duke University
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Artificial Intelligence, AI literacy, Decision Intelligence, Machine Learning, Machine Learning Methods, Model Evaluation, Artificial Neural Networks, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Python Programming, Scripting, Programming Principles, Code Reusability, Computer Programming, Command-Line Interface, File Management, Computational Logic, Data Structures, Functional Design, Context Management
Beginner · Course · 3 - 6 Months

Skills you'll gain: SAS (Software), Perl (Programming Language), Data Processing, Statistical Programming, Data Manipulation, Code Reusability, Data Structures, Data Transformation, Data Analysis, Data Storage
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Dataflow, Serverless Computing, Data Pipelines, Cloud Security, Data Security, Data Processing, Identity and Access Management, Security Controls, Google Cloud Platform, Containerization, Data Storage Technologies, Interoperability, Application Frameworks
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: MLOps (Machine Learning Operations), Microsoft Azure, Microsoft Copilot, Business Metrics, Performance Metric, Responsible AI, Model Deployment, Data Pipelines, Performance Analysis, Data Governance, Cloud Computing Architecture, AI Workflows, Enterprise Architecture, Data Architecture, Agentic Workflows, Model Training, System Monitoring, Retrieval-Augmented Generation, Generative AI Agents, Model Evaluation
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Logical Reasoning, Data Analysis, Deductive Reasoning, Analytical Skills, Analysis, Experimentation, Critical Thinking, Data Literacy, Critical Thinking and Problem Solving, Statistical Methods, Bayesian Statistics, Science and Research, Research Design, Behavioral Economics, Decision Making, Cognitive flexibility, Regression Analysis, Statistical Inference, Forecasting, Adaptability
Beginner · Course · 1 - 3 Months

Skills you'll gain: PostgreSQL, Data Maintenance, Performance Tuning, Database Architecture and Administration, Data Migration, Relational Databases, Data Management, Data Persistence, SQL, Data Integrity, Database Management, Disaster Recovery, Transaction Processing, System Monitoring
Advanced · Course · 1 - 3 Months

Skills you'll gain: React Native, Mobile Development, React Redux, Application Deployment, React.js, Application Development, iOS Development, Application Design, Cross Platform Development, UI Components, Code Reusability, E-Commerce, Data Persistence, User Interface (UI), User Interface (UI) Design, Data Storage Technologies, Javascript, Authentications, Data Validation
Advanced · Course · 1 - 3 Months

Skills you'll gain: SQL, Oracle Databases, Database Application, Database Development, Database Design, Database Systems, Data Modeling, Database Theory, Database Management, Relational Databases, Data Integrity, Database Management Systems, Stored Procedure, Data Validation, Data Maintenance, Transaction Processing
Mixed · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Public Key Infrastructure, Cryptography, Public Key Cryptography Standards (PKCS), Cryptographic Protocols, Encryption, Authentications, Data Encryption Standard, Advanced Encryption Standard (AES), Key Management, Network Protocols, Email Security, Cybersecurity, Network Security, Security Software, Data Integrity, Multi-Factor Authentication, Firewall
Build toward a degree
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: AI Orchestration, AI Workflows, Retrieval-Augmented Generation, Generative Model Architectures, LLM Application, Decision Intelligence, Solution Architecture, Generative AI, AI Product Strategy, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, Artificial Intelligence, Unstructured Data, Systems Architecture, Agentic systems, Software Architecture, Data Engineering, Feasibility Studies, Vector Databases
Intermediate · Course · 1 - 4 Weeks