Data visualization courses can help you learn how to create compelling charts, graphs, and dashboards, along with understanding data storytelling and visual design principles. You can build skills in interpreting data trends, selecting appropriate visual formats, and conveying insights effectively to diverse audiences. Many courses introduce tools like Tableau, Power BI, and D3.js, that support transforming raw data into visual narratives and making data-driven decisions in various fields.

Coursera
Skills you'll gain: Prompt Engineering, Microsoft Copilot, AI Workflows, AI Enablement, Generative AI Agents, Model Deployment, No-Code Development, Performance Tuning, Business Logic, Application Deployment, Scalability, Data Integration, User Feedback
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Financial Modeling, Entrepreneurial Finance, Financial Forecasting, Capital Budgeting, Entrepreneurship, Cash Flow Forecasting, Financial Data, Financial Analysis, Business Modeling, Finance, Negotiation, Investments, Microsoft Excel
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Minitab, Six Sigma Methodology, Lean Six Sigma, Root Cause Analysis, Statistical Process Controls, Data-Driven Decision-Making, Process Improvement, Waste Minimization, Project Management, Continuous Improvement Process, Brainstorming, Process Mapping, Quality Assessment, Customer Insights, Sampling (Statistics), Data Collection
Beginner · Course · 3 - 6 Months

Edureka
Skills you'll gain: LangGraph, Retrieval-Augmented Generation, Generative AI Agents, AI Orchestration, CrewAI, Agentic Workflows, AI Workflows, Agentic systems, LangChain, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Prompt Engineering, Human Factors (Security), Data Ethics, Context Management, Restful API
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: SQL, MySQL, Database Management, Relational Databases, Databases, Database Systems, Database Design, Database Development, Query Languages, Oracle SQL Developer, Secure Coding, Data Access, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Network Security, Cryptography, Firewall, Cybersecurity, Intrusion Detection and Prevention, Virtual Private Networks (VPN), Cloud Security, Public Key Infrastructure, Network Monitoring, Encryption, Network Architecture, Dynamic Host Configuration Protocol (DHCP), Human Factors (Security), Local Area Networks, Virtual Local Area Network (VLAN), Network Switches, Authentications
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Responsible AI, Threat Modeling, MLOps (Machine Learning Operations), Security Testing, Secure Coding, Cost Management, Data Ethics, Data Governance, Experimentation, Prompt Engineering, Application Security, CI/CD, Automation, Financial Forecasting, Compliance Management, Governance, Technical Documentation, Vulnerability Assessments, Risk Management, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: Software Installation, Application Development, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Descriptive Statistics, Jupyter, Microsoft Azure, Feature Engineering, Data Analysis, Statistics, Exploratory Data Analysis, Probability & Statistics, Data Visualization Software, Correlation Analysis, Applied Machine Learning
Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon DynamoDB, Database Management, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Infrastructure, Amazon S3, Cloud Computing, Public Cloud, Cloud Storage, Data Security, Virtual Networking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, SQL, Oracle Databases, Database Management, Data Analysis, Performance Tuning, Business Intelligence, Data Manipulation, Analytics, Data Transformation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Exploitation techniques, Penetration Testing, Database Management, Cryptography, Data Import/Export, MySQL, Vulnerability Scanning, Encryption, Brute-force attacks, Vulnerability Assessments, Cybersecurity, Data Encryption Standard, SQL
Mixed · Course · 1 - 4 Weeks