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.

Board Infinity
Skills you'll gain: React Native, User Interface (UI), User Interface and User Experience (UI/UX) Design, UI Components, Mobile Development, User Interface (UI) Design, UI/UX Strategy, Secure Coding, Development Testing, Unit Testing, Software Testing, Authentications, Data Security, Test Engineering, Debugging, iOS Development, Android (Operating System), Mobile Security, Interaction Design, Cross Platform Development
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Integrated Development Environments, Web Applications, HTML and CSS, Python Programming, Javascript, Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MongoDB, Back-End Web Development, NoSQL, Data Transformation, Database Development, Data Maintenance, Document Management, Database Design, Databases, Database Management, Data Cleansing, Data Manipulation, Data Import/Export, Development Environment, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Issue Tracking, Backlogs, Quality Assurance, Software Quality Assurance, Test Case, Verification And Validation, Generative AI Agents, Software Testing, Quality Assurance and Control, User Story, Product Quality (QA/QC), Management Reporting, Workflow Management, Report Writing, Quality Assessment, Business Reporting, Dashboard, Analytical Testing, Automation
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Markov Model, Estimation, Mathematical Modeling, Correlation Analysis, Matlab, Linear Algebra, Statistical Methods, Numerical Analysis, Applied Mathematics, Time Series Analysis and Forecasting, Forecasting, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Sharing, Data Visualization, Data Visualization Software, Data Presentation, Google Cloud Platform, Data Analysis, Cloud Computing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Event-Driven Programming, Javascript, Object Oriented Programming (OOP), Web Development, Scripting, Cascading Style Sheets (CSS), Data Validation, Prototyping, Programming Principles, Computational Logic, Code Reusability, Development Environment
Beginner · Course · 3 - 6 Months

Skills you'll gain: Amazon S3, Amazon Web Services, AWS CloudFormation, Cloud Storage, Infrastructure as Code (IaC), Data Security, AWS Identity and Access Management (IAM), Cloud Hosting, Cloud Security, Performance Tuning, Data Storage, Data Storage Technologies, Data Management, Command-Line Interface, Authorization (Computing), Identity and Access Management, Key Management, Encryption
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Cloud Infrastructure, Google Cloud Platform, Infrastructure As A Service (IaaS), Generative AI, Kubernetes, Cloud Platforms, Cloud Services, Cloud Storage, Virtual Machines, Virtual Networking, Application Development, Cloud Management, Network Infrastructure, Containerization, Data Storage Technologies, Identity and Access Management, Serverless Computing, Scalability
Beginner · Course · 1 - 3 Months

SAE Institute México
Skills you'll gain: Cyber Attacks, Cyber Security Policies, Cybersecurity, Incident Response, Incident Management, Computer Security Incident Management, Mobile Security, Threat Management, Computer Security Awareness Training, Cyber Risk, Personally Identifiable Information, Threat Detection, Data Security, Law, Regulation, and Compliance, Security Software, Security Awareness, General Data Protection Regulation (GDPR), Security Controls, Information Assurance, Firewall
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Code Reusability, Data Validation
Intermediate · Course · 3 - 6 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Visionary, Value Propositions, Team Leadership, Company, Product, and Service Knowledge, Storytelling, Strategic Leadership, Persuasive Communication, Team Management, Organizational Leadership, Leadership, Driving engagement, Open Mindset, Professional Development, Planning, Mindfulness
Beginner · Course · 1 - 4 Weeks