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.

Meta
Skills you'll gain: Swift Programming, Apple iOS, iOS Development, User Interface and User Experience (UI/UX) Design, User Interface (UI), Git (Version Control System), User Interface (UI) Design, Version Control, Mobile Development, User Experience, Wireframing, UI Components, Application Development, Application Design, Apple software proficiency, Knowledge of Apple Software, Data Management, Software Architecture
★ 4.3 (35) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management Systems, Database Management
★ 4.9 (12) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unified Modeling Language, Data Structures, Scripting, Object Oriented Design, Object Oriented Programming (OOP), Scripting Languages, Program Development, Python Programming, Data Management, Computer Programming, Software Engineering
★ 4.4 (35) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computer Vision, Image Analysis, Artificial Neural Networks, Convolutional Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Network Model, Psychology
★ 4.4 (67) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Billing, Looker (Software), Billing Systems, Expense Management, Cloud Management, Billing & Invoicing, Dashboard, Cost Management, Google Sheets, Account Management, Resource Management, Identity and Access Management
★ 4.6 (78) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Middleware, File Transfer Protocol (FTP), Oracle Databases, Data Integration, Integration Testing, Systems Integration, Development Testing, Configuration Management, File Management
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Gemini, Google Gemini, Retrieval-Augmented Generation, Embeddings, Generative AI, Predictive Modeling, Vector Databases, Google Cloud Platform, Big Data, Data Analysis, Exploratory Data Analysis, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, SQL, Query Languages, Data Wrangling, Python Programming, Data Preprocessing, Customer Relationship Management (CRM) Software, Machine Learning
★ 4.6 (10) · Beginner · Specialization · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ABAP RESTful Programming Model (RAP), SAP S/4HANA, Restful API, Core Data (Software), Security Controls, HTML and CSS, UI Components, User Interface (UI) Design
★ 4.4 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Computer Networking, Network Engineering, Network Planning And Design, TCP/IP, General Networking, OSI Models, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Security Controls, Network Switches, Event Monitoring, Local Area Networks, Cloud Infrastructure, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data
★ 4.7 (29) · Intermediate · Specialization · 1 - 3 Months

KodeKloud
Skills you'll gain: Ansible, Configuration Management, Code Reusability
★ 4.2 (16) · Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Stakeholder Management, Corporate Sustainability, Stakeholder Engagement, Innovation, Business Strategy, Stakeholder Analysis, Business Management, Business Ethics, Design Thinking, Finance, People Management, Business Modeling, Corporate Finance, Social Impact, Diversity Programs, Entrepreneurship, Creativity, Diversity and Inclusion, Sustainable Business, Internet Of Things
★ 4.8 (69) · Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Medical Privacy, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Data Governance, Security Management, Computer Security Incident Management, Personally Identifiable Information, Continuous Monitoring, Law, Regulation, and Compliance, Data Security, Information Assurance, Document Management, Security Controls, Threat Management, Health Information Management, Security Strategy, General Data Protection Regulation (GDPR), Data Management, Cyber Governance, Incident Response
★ 4.7 (42) · Beginner · Specialization · 3 - 6 Months