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: Extract, Transform, Load, Data Integration, Databases, Data Processing, Data Import/Export, Database Management, Data Manipulation, File I/O, Data Mapping, Dataflow, Software Installation, Data Transformation, Software Versioning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Tensorflow, Dataflow, Data Pipelines, Data Import/Export, Feature Engineering, Data Lakes, Data Governance, Model Deployment, Real Time Data, Dashboard Creation, Cloud Engineering, Extract, Transform, Load, Applied Machine Learning, Apache Kafka, Data Warehousing, Apache Spark, Dashboard, Data Infrastructure, Big Data
★ 4.3 (82) · Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: AI Workflows, Agentic Workflows, LangGraph, AI Orchestration, Data Visualization, Prompt Engineering, Generative AI Agents, Model Evaluation, LLM Application, Tool Calling, Retrieval-Augmented Generation, Agentic systems, Generative AI, Large Language Modeling
★ 3.3 (7) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Descriptive Statistics, Model Evaluation, Feature Engineering, Probability & Statistics, Supervised Learning, Statistical Hypothesis Testing, Exploratory Data Analysis, Box Plots, Regression Analysis, Statistics, Predictive Modeling, Time Series Analysis and Forecasting, Data Science, Statistical Programming, Histogram, Statistical Analysis, Database Application, Database Software, Integrated Development Environments, Python Programming
★ 4.6 (34) · Beginner · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Extract, Transform, Load, Data-Driven Decision-Making, Amazon Web Services, Business Intelligence, Data Warehousing, Big Data, Databases, NoSQL, Data Analysis, Data Pipelines, Unstructured Data, Data Processing, Cloud API, SQL, Data Storage, Data Architecture, Relational Databases, Data Transformation, Data Management
★ 4.7 (59) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Database Software, Database Management, Database Theory, Data Warehousing, Interactive Data Visualization, Dashboard, Database Administration, Data Visualization Software, Star Schema, Linux Commands, Unix, Data Integrity, Unit Testing, Data Store, Algorithms, Analytics, Database Architecture and Administration, Software Versioning, Command-Line Interface
★ 4.6 (7.7K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Data Analysis, Data Manipulation, Data Wrangling, Data Collection, Data Cleansing, Data Processing, Data Quality, Data Analysis Software, Data Science, Feature Engineering, Data Visualization, Data Presentation, Data Validation, Correlation Analysis, Machine Learning
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Modeling, Graphing, Mathematical Modeling, Algebra, Trigonometry, Linear Algebra, Calculus, General Mathematics, Mathematical Software, Applied Mathematics, Geometry
★ 4.9 (121) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Looker (Software), Data Visualization Software, Performance Metric, Marketing Analytics, Interactive Data Visualization, Data Storytelling, Data-Driven Marketing, Business Reporting, Data Presentation, Trend Analysis, Dashboard Creation, Grafana, Data Literacy, Tableau Software, Performance Reporting, Power BI, Time Series Analysis and Forecasting, Descriptive Analytics, Data Sharing, Data Integration
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, Data Transformation, SQL, Data Import/Export
★ 4.6 (2.6K) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Wrangling, Data Manipulation, Data Transformation, Tidyverse (R Package), Data Cleansing, Data Preprocessing, R Programming, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Data Visualization Software, Data Analysis, Dashboard, Dashboard Creation
★ 4.8 (22) · Advanced · Course · 1 - 4 Weeks