Data quality courses can help you learn data validation techniques, data cleansing methods, and the importance of accuracy in data management. You can build skills in identifying data anomalies, implementing quality control processes, and ensuring compliance with data standards. Many courses introduce tools like SQL for data manipulation, Python for automation, and data visualization software to analyze and present clean data effectively.

Skills you'll gain: Network Troubleshooting, Network Security, OSI Models, Network Monitoring, Network Performance Management, Network Architecture, Computer Networking, TCP/IP, General Networking, Local Area Networks, Cybersecurity, Network Analysis, Network Protocols, Network Infrastructure, Network Support, Information Systems Security, Software-Defined Networking, Network Administration, Network Planning And Design, Network Routing
★ 4.7 (27) · Beginner · Course · 1 - 3 Months

Skills you'll gain: System Monitoring, Performance Tuning, Query Languages, Service Level, Database Management, SQL, Scalability
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Bioinformatics, Image Analysis, Bayesian Statistics, Biostatistics, Data Science, Data-Driven Decision-Making, Data Structures, Statistical Hypothesis Testing, A/B Testing, Reinforcement Learning, Precision Medicine, Statistical Methods, Computer Vision, Algorithms, Statistical Inference, Clinical Trials, Magnetic Resonance Imaging, Program Development, Probability Distribution, Medical Imaging
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Database Design, Database Theory, Database Management, Database Development, Database Systems, Relational Databases, Databases, Database Management Systems, SQL, NoSQL, Data Modeling, Unified Modeling Language, Query Languages, Data Integrity, Data Manipulation, Performance Tuning
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Dataflow, Data Pipelines, Serverless Computing, Data Processing, Real Time Data, Cloud Security, Identity and Access Management, Debugging, Data Security, Google Cloud Platform, System Monitoring, Site Reliability Engineering, Code Reusability, Data Integrity, Data Transformation, CI/CD, Interoperability, Containerization, Data Storage Technologies, Jupyter
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Structures, Algorithms, Programming Principles, Computational Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JSON, Application Programming Interface (API), Application Development, Data Access, Restful API, Python Programming, Program Development, User Interface (UI)
★ 4.2 (13) · Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Sheets, Data Sharing, Google Cloud Platform, Spreadsheet Software, Big Data, Data Import/Export, Data Analysis, Data Analysis Software, Real Time Data, Cloud Computing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data-Driven Marketing, Spreadsheet Software, Marketing Analytics, Pivot Tables And Charts, Trend Analysis, Marketing Budgets, Marketing Strategies, Microsoft Excel, Google Sheets, Business Reporting, Data-Driven Decision-Making, Performance Reporting, Excel Formulas, Time Series Analysis and Forecasting, Strategic Marketing, Descriptive Analytics, Performance Metric, Business Metrics, Performance Measurement, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Generative AI, Data Wrangling, Project Planning, Responsible AI, Data Preprocessing, Model Training, Generative Model Architectures, Governance, Exploratory Data Analysis, Applied Machine Learning, Large Language Modeling, Data Presentation, Machine Learning Software, Prompt Engineering, Model Evaluation, Feature Engineering, Fine-tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Clinical Trials, Clinical Data Management, Clinical Research, Case Report Forms, Drug Development, SAS (Software), Statistical Reporting, Pharmaceuticals, Statistical Programming, Data Analysis, Statistical Analysis, Informed Consent, Data Transformation, Data Manipulation, Descriptive Statistics
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: NoSQL, Apache Hadoop, Apache Hive, Big Data, Database Systems, Artificial Intelligence, Data Architecture, Data Infrastructure, Artificial Intelligence and Machine Learning (AI/ML), Database Theory, Distributed Computing, Data Processing, Transaction Processing, Business Intelligence, Data Management
★ 4 (27) · Beginner · Course · 1 - 4 Weeks