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: Plotly, Model Evaluation, NumPy, Statistical Methods, Probability & Statistics, Plot (Graphics), Dashboard, Statistics, Pandas (Python Package), Data Analysis, Database Development, Statistical Analysis, Regression Analysis, Dashboard Creation, Data Manipulation, Python Programming, Applied Machine Learning, Probability, Data Science, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Jupyter, Software Installation, System Configuration, Package and Software Management, Virtual Machines, Data Science, Pandas (Python Package), Data Processing, NumPy, Computer Programming Tools, Virtualization and Virtual Machines, Matplotlib, Data Analysis, Python Programming, Seaborn, Software Development, Computer Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Apache Mahout, NoSQL, Apache Hadoop, Extract, Transform, Load, Big Data, Data Warehousing, Data Pipelines, Data Infrastructure, Application Deployment, Databases, SQL, Applied Machine Learning, Database Development, Performance Tuning, Data Processing, File Systems, Real Time Data, Query Languages, Database Management
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Plot (Graphics), Data Visualization, Data Literacy, Statistical Methods, Data Science, Applied Machine Learning, Unsupervised Learning, Statistics, NumPy, Python Programming, Pandas (Python Package), Data Analysis, Machine Learning Algorithms, Descriptive Statistics, Data Processing, Analytics, Machine Learning, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft PowerPoint, Presentations, Data Visualization, Data Visualization Software, Interactive Data Visualization, Driving engagement, Productivity Software, Business Process
Beginner · Guided Project · Less Than 2 Hours

Alibaba Cloud Academy
Skills you'll gain: Dashboard, Big Data, Data Processing, Dashboard Creation, Data Visualization Software, Apache Hive, Apache Spark, Apache Hadoop, Data Manipulation, SQL, Business Intelligence, Data Integration, Data Analysis, Query Languages, Database Management
Intermediate · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, AI Personalization, Data Engineering, Context Engineering, AI Orchestration, System Monitoring, Generative AI, Data Processing, AI Workflows, Extract, Transform, Load, Scalability, Large Language Modeling, Data Architecture, Data Pipelines, Embeddings, Continuous Monitoring, Talent Pipelining, Process Optimization, Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Programming Principles, Theoretical Computer Science, Software Engineering, Computer Programming, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Terraform, Cloud Security, Data Integrity, Data Infrastructure, Cloud Infrastructure, Data Security, Infrastructure Security, Encryption, Private Cloud, Security Controls, Network Security, Cloud Storage, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Site Reliability Engineering, Docker (Software), Containerization, GitHub Copilot, Kubernetes, Virtualization, Cloud Deployment, Virtualization and Virtual Machines, Microservices, Development Environment, Application Deployment, Virtual Machines, Cloud Development, Database Management, Test Engineering, Cloud-Based Integration
Advanced · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: NumPy, Data Structures, Data Analysis, Object Oriented Programming (OOP), Image Analysis, Data Processing, Data Science, Programming Principles, Text Mining, File I/O, Data Manipulation, Big Data, Performance Tuning, Python Programming, Probability Distribution
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Data Visualization Software, Data Modeling, Dashboard, Data Wrangling, Interactive Data Visualization, Data Presentation, Data Storytelling, Data Transformation, Data Cleansing, Data Import/Export, Exploratory Data Analysis, Data Analysis, Key Performance Indicators (KPIs)
Intermediate · Course · 1 - 4 Weeks