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.

Northwestern University
Skills you'll gain: Marketing Budgets, Blogs, Social Media Analytics, Social Media Marketing, Integrated Marketing Communications, Social Media, Peer Review, Social Media Management, Key Performance Indicators (KPIs), Social Media Strategy, Business Marketing, Real Time Data, Marketing Effectiveness, Content Marketing, Strategic Marketing, Driving engagement, Marketing Strategies, Analytics, Digital Marketing, ChatGPT
★ 4.6 (5.6K) · Beginner · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Root Cause Analysis, Data Collection, Complex Problem Solving, Analysis, Data Synthesis, Data-Driven Decision-Making, Analytical Skills, Critical Thinking, Interactive Learning, Decision Making, Data Visualization, Ideation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Market Share, Market Opportunities, Market Analysis, Market Trend, Quantitative Research, Trend Analysis, Market Research, Data Visualization, Market Data, Data Literacy, Data Storytelling, Performance Analysis, Analytical Skills, Key Performance Indicators (KPIs), Business Development, Performance Measurement, Gap Analysis, Variance Analysis, Business Strategy, Business Planning
Beginner · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: User Provisioning, Data Governance, Google Workspace, Data Loss Prevention, Gmail, User Accounts, Google Gemini, Information Management, Email Security, Data Management, Data Security, Document Management, Identity and Access Management, Mobile Security, Records Management, Cloud Management, Data Storage, Security Management, Cloud Security, Technical Support and Services
★ 4.7 (1.5K) · Beginner · Professional Certificate · 1 - 4 Weeks

Packt
Skills you'll gain: PostgreSQL, SQL, Database Management, Transaction Processing, Data Maintenance, Stored Procedure, Performance Tuning, Databases, Database Architecture and Administration, Query Languages, Data Migration, Data Management, Relational Databases, JSON, Database Management Systems, Database Design, Data Persistence, Data Integrity, Disaster Recovery, Operating System Administration
Intermediate · Specialization · 3 - 6 Months

Google DeepMind
Skills you'll gain: Google Gemini, Generative AI Agents, AI Orchestration, LLM Application, Token Optimization, Agentic Workflows, AI Integrations, Google Cloud Platform, Tool Calling, Agentic systems, Generative Model Architectures, AI Security, Cloud Deployment, Prompt Engineering, Application Programming Interface (API), Serverless Computing, Application Deployment, Secure Coding, Data Structures, JSON
Intermediate · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Computer Hardware, Programming Principles, Data Storage, Data Storage Technologies, Security Awareness, System Configuration, Data Management, Computer Security Awareness Training, Information Technology, Operating Systems, Networking Hardware, Computer Systems, General Networking, Computer Literacy, Hardware Troubleshooting, Local Area Networks, Information Technology Operations, Computer Science, Business Support Systems, Business Operations
Beginner · Course · 3 - 6 Months

Rice University
Skills you'll gain: Computational Thinking, Event-Driven Programming, Algorithms, Combinatorics, Graph Theory, Programming Principles, Application Development, Object Oriented Programming (OOP), Data Structures, Theoretical Computer Science, Probability, Video Game Development, Bioinformatics, Interactive Design, Animation and Game Design, Python Programming, Data Analysis, Program Development, UI Components, Computer Programming
★ 4.8 (4.1K) · Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Agentic systems, Retrieval-Augmented Generation, Vector Databases, Agentic Workflows, Generative AI Agents, MongoDB, Model Context Protocol, Scalability, Embeddings, AI Workflows, Node.JS, PostgreSQL, Data Integration, Database Management, API Design, Data Transformation, Data Structures, Data Storage, Software Installation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Validation, Programming Principles, Computer Programming, Data Integrity, Data Structures, Code Reusability, File Management, Memory Management, Software Documentation, Computer Science, Maintainability, Computational Logic, Data Storage
★ 4.6 (1.3K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Sprint Retrospectives, Collaborative Software, Collaboration, Team Building, Team Collaboration, AI Integrations, Teamwork, Sprint Planning, Key Performance Indicators (KPIs), Delegation Skills, Agile Methodology, Milestones (Project Management), Cross-Functional Collaboration, Prompt Engineering, Stakeholder Communications, AI Enablement, Software Documentation, Issue Tracking, Restful API, Bash (Scripting Language)
Intermediate · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Serverless Computing, Amazon Web Services, Amazon S3, Rust (Programming Language), Other Programming Languages, Cloud-Native Computing, Cloud Deployment, Performance Tuning, Data Engineering, Computing Platforms, Event-Driven Programming, Performance Testing, Ruby (Programming Language), Cloud Computing, Development Environment, Application Deployment, Build Tools, Memory Management
Beginner · Course · 1 - 4 Weeks