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: Postman API Platform, API Testing, Data Validation, Application Programming Interface (API), Restful API, Verification And Validation, Performance Tuning, Microservices, Performance Testing, Test Tools, Security Controls, Data Integrity, Authentications
★ 4.6 (22) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), File I/O, Test Script Development, Software Testing, Programming Principles, Browser Compatibility, Web Development Tools, Software Installation, Automation, Python Programming, Development Environment, Integrated Development Environments, Package and Software Management
★ 4.6 (16) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Incident Response, Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Threat Detection, Risk Management, Cybersecurity, Computer Security Incident Management, Secure Coding, Cyber Security Assessment, Incident Management, Security Testing, MITRE ATT&CK Framework, Systems Development Life Cycle, Cyber Governance, Intrusion Detection and Prevention, Cyber Threat Intelligence, Cyber Attacks, Network Infrastructure
★ 4.6 (17) · Intermediate · Specialization · 1 - 4 Weeks

Google Cloud
Skills you'll gain: No-Code Development, Application Performance Management, Application Development, Security Controls, Authorization (Computing), Authentications, Application Lifecycle Management, Web Services, Data Management, Application Programming Interface (API), Restful API, Role-Based Access Control (RBAC), Webhook Security, Application Security, Scalability, Software Versioning, Automation, Debugging
★ 4.7 (22) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Algorithms, Technical Communication, Solution Design, Programming Principles, Theoretical Computer Science, Data Structures, Applied Mathematics, Computer Science
★ 4.3 (28) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Photography, Visual Storytelling, Storytelling, Editing, Geospatial Information and Technology, Geospatial Mapping, Geographic Information Systems, GIS Software, Image Quality, Global Positioning Systems, Spatial Data Analysis, Post-Production, Planning, Research, Photo/Video Production and Technology, Adobe Creative Cloud, Creativity, Design Elements And Principles, Critical Thinking
★ 3.8 (14) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, API Design, Web Development, Application Programming Interface (API), .NET Framework, Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Object-Relational Mapping, Application Frameworks, API Testing, Authorization (Computing), Cloud Computing, Computer Programming
★ 4.7 (38) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Cryptography, FinTech, Financial Inclusion, Public Key Infrastructure, Cryptographic Protocols, Emerging Technologies, Data Integrity, Business Transformation, Information Privacy, Stakeholder Analysis, Transaction Processing, Intellectual Property, Digital Transformation, Governance
★ 4.9 (32) · Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Presentation, Data Visualization, Microsoft Excel, Data Storytelling, Data Literacy, Data Visualization Software, Spreadsheet Software, Pivot Tables And Charts, Data Analysis, Data Science, Exploratory Data Analysis, Analysis, Productivity Software, Microsoft 365
★ 4.2 (6) · Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Earned Value Management, Project Schedules, Scheduling, Procurement, Cost Management, Return On Investment, Spreadsheet Software, Microsoft Excel, Capital Budgeting, Financial Analysis, Project Performance, Cost Benefit Analysis, Project Estimation, Microsoft 365, Excel Formulas, Project Finance, Feasibility Studies, Investment Management, Variance Analysis, Problem Solving
★ 4.8 (15) · Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Probability, Probability & Statistics, Sampling (Statistics), Probability Distribution, Statistics, Data Science, Statistical Inference, Statistical Methods, Descriptive Statistics, Statistical Analysis, General Mathematics, Algebra
★ 4.5 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), Mainframe Computing, Scripting Languages, Programming Principles, Computer Programming, File I/O, Code Reusability, Data Structures, Command-Line Interface, Data Import/Export, Automation, Data Management, Application Development
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months