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: Overcoming Objections, Sales Process, Closing (Sales), Value Propositions, Rapport Building, Active Listening, Selling Techniques, Sales Presentation, Prospecting and Qualification, Digital Transformation, General Sales Practices, Sales Presentations, Business Communication, Sales, Technical Sales, Data Centers, Phone Sales, Sales Development, Inside Sales, Outside Sales
Beginner · Specialization · 1 - 3 Months

Insper
Skills you'll gain: Data Sharing, Data Management, Data Quality, Data Collection, General Science and Research, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Databases, Database Design, Data Persistence, Object Oriented Design, Java, Data Manipulation, Data Mapping, Java Programming, Database Development, JUnit, Object Oriented Programming (OOP), Database Software, Query Languages, Database Management
Beginner · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Networking Hardware, Network Infrastructure, Network Routers, Electrical Wiring, Network Switches, Network Architecture, Cloud Infrastructure, Internet Of Things, General Networking, Infrastructure Security, Network Planning And Design, Cloud-Based Integration, System Implementation, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Image Analysis, Tensorflow, Computer Vision, Convolutional Neural Networks, Deep Learning, Machine Learning Software, Model Optimization, Machine Learning, Model Training, Artificial Neural Networks, Performance Tuning, Feature Engineering
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Empathy, ChatGPT, Active Listening, Data Ethics, Decision Making, Stress Management, Mindfulness, Consumer Behaviour, Responsible AI, Emotional Intelligence, Goal Setting, Prompt Engineering, Health And Wellness Coaching, Human Computer Interaction, Artificial Intelligence, Critical Thinking, Data Analysis, Communication, Psychology, Generative AI
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI, Financial Trading, Market Data, Portfolio Management, Market Trend, Real Time Data, Automation, Artificial Intelligence, Python Programming, Research Reports, Recurrent Neural Networks (RNNs), Applied Machine Learning, Risk Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Data Modeling, Role-Based Access Control (RBAC), System Monitoring, Model Training, Incident Response, Computer Security Incident Management, User Accounts, Machine Learning Methods, Security Information and Event Management (SIEM), Applied Machine Learning, User Provisioning, Model Evaluation, Event Monitoring, Systems Administration, Performance Tuning, Data Visualization, Threat Detection, Cyber Threat Intelligence, Identity and Access Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Fraud detection, Jupyter, Program Management, Model Optimization, Responsible AI, Model Evaluation, Project Management, Performance Improvement, AI literacy, Risk Modeling, Performance Metric, Credit Risk, Performance Analysis, Performance Tuning, Machine Learning Methods, Test Planning, Test Engineering, Applied Machine Learning, Research Design
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: LangChain, LangGraph, Model Context Protocol, AI Workflows, LLM Application, Context Engineering, AI Orchestration, Agentic Workflows, Generative AI Agents, Tool Calling, Data Processing, Data Transformation, Retrieval-Augmented Generation, Agentic systems, Generative AI, Gemini, Scalability, Artificial Intelligence, Prompt Engineering, Responsible AI
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Mathematics Education, Education Software and Technology
Beginner · Guided Project · Less Than 2 Hours

University of Houston
Skills you'll gain: Value-Based Care, ICD Coding (ICD-9/ICD-10), Medical Billing and Coding, Medical Coding, CPT Coding, Managed Care, Medical Billing, Revenue Cycle Management, Health Information Management, Health Systems, Health Policy, Health Care, Health Care Procedure and Regulation, Medicare, Risk Analysis, Regulatory Compliance, Health Education, Public Health
Beginner · Course · 1 - 4 Weeks