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: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
★ 4.7 (18) · Intermediate · Specialization · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Budget Management, Financial Statements, Financial Statement Analysis, Financial Acumen, Financial Management, Budgeting, Financial Data, Financial Analysis, Financial Planning, Finance, Performance Analysis, Resource Allocation, Variance Analysis, Cost Benefit Analysis, Investment Management, Return On Investment, Team Performance Management, Investments
★ 4.9 (15) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, Prompt Engineering, Generative AI Agents, Generative AI, Agentic Workflows, Performance Tuning, Model Evaluation, Verification And Validation, Large Language Modeling, MLOps (Machine Learning Operations), Embeddings
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

Northeastern University
Skills you'll gain: Recurrent Neural Networks (RNNs), Large Language Modeling, Natural Language Processing, Hugging Face, PyTorch (Machine Learning Library), Transfer Learning, Artificial Neural Networks, Machine Learning Methods, Generative Model Architectures, Data Preprocessing, Deep Learning, Markov Model, Model Optimization, Model Training
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Blockchain, Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Risk Management Framework, Risk Mitigation, Governance Risk Management and Compliance, Legal Risk, Interoperability, IT Security Architecture, Cyber Risk, Information Technology Architecture, Network Architecture, Governance, Solution Architecture, Application Security, Software Architecture, Cryptography, Data Storage, Systems Architecture
★ 4.8 (25) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsible AI, Business Analysis, Business Process Modeling, Business Analytics, Stakeholder Management, Generative AI Agents, Business Process, Stakeholder Communications, Business Workflow Analysis, Business Process Improvement, AI Integrations, SQL
★ 4.6 (34) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Linux Administration, Linux Commands, Linux Servers, Shell Script, Unix, Unix Shell, Systems Administration, Unix Commands, Command-Line Interface, Patch Management, Scripting Languages, Package and Software Management, Virtualization and Virtual Machines, File Systems, File Management, Data Storage, Security Controls, User Accounts, Authorization (Computing)
★ 4.7 (10) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Agentic Workflows, Agentic systems, Contract Compliance, Organizational Change, Legal Technology, Change Management, Contract Review, Regulatory Compliance, AI Workflows, AI Integrations, AI Enablement, Law, Regulation, and Compliance, Compliance Management, Generative AI Agents, Regulatory Requirements, Scalability, Artificial Intelligence, Process Design, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Logistics Management, Logistics, Transportation Management, Supply Chain Management, Supply Chain Systems, Supply Chain Planning, Supply Chain, Warehousing, Strategic Planning, Order Delivery, Transportation Operations, Warehouse Management, Internet Of Things, Service Level, Automation, Artificial Intelligence
★ 5 (23) · Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: Microsoft SQL Servers, SQL, Relational Databases, Database Software, Database Management, Database Systems, Database Theory, Database Development, Database Design, Transact-SQL, Database Management Systems, Database Architecture and Administration, Query Languages, Database Application, Data Access, Software Installation, C# (Programming Language), Data Integrity, User Accounts
★ 4.7 (61) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Model Training, Failure Analysis, Deep Learning, AI Workflows, Applied Machine Learning, Data Pipelines, Performance Metric, Scripting
Intermediate · Course · 1 - 4 Weeks