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.

Johns Hopkins University
Skills you'll gain: Biostatistics, Statistical Visualization, Epidemiology, Quantitative Research, Descriptive Statistics, Probability & Statistics, Statistical Methods, Probability Distribution, Statistics, Public Health, Sample Size Determination
Beginner · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Generative AI, Performance Tuning, Data Migration, LangChain, LLM Application, Metadata Management, Document Management, Data Infrastructure, Large Language Modeling, Prompt Patterns, Embeddings, Data Modeling, Agentic systems, Data Integrity, Scalability, Docker (Software), Semantic Web, Query Languages
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Maintenance, Key Performance Indicators (KPIs), Performance Analysis, Performance Measurement, Gap Analysis, Business Planning, Variance Analysis, Business Strategy, Market Opportunities, Business Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Database Design, Database Architecture and Administration, Query Languages, Databases, Data Manipulation, Performance Tuning, Data Integrity
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Excel Formulas, Microsoft Excel, Spreadsheet Software, Business Reporting, Analytical Skills, Business Analytics, Data Integrity, Microsoft Office, Data Management, Productivity
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Relational Databases, Health Informatics, Performance Tuning, Data Access, Databases, Data Integrity, Health Information Management, Secure Coding, Clinical Data Management, Stored Procedure, SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Key Management, Exploit development, Android (Operating System), Secure Coding, Mobile Security, Data Security, Authentications, Application Security, Network Security, Exploitation techniques, File Systems
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Blockchain, Ledgers (Accounting), Financial Inclusion, FinTech, Emerging Technologies, Cryptography, Payment Systems, Digital Assets, Stakeholder Analysis, Distributed Computing, Program Implementation, Public Key Cryptography Standards (PKCS), Information Privacy, Governance, Network Security, Data Integrity, Financial Services
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, Scalability, Data Access, Security Controls, Document Management, Security Management, Collaborative Software, Content Management, Data Security, Data Management, Data Governance, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Core Data (Software), iOS Development, Data Store, Maintainability, User Interface and User Experience (UI/UX) Design, Software Design, Cloud Storage, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Performance Tuning, Scalability, Data Pipelines, Real Time Data, Distributed Computing, System Monitoring, Debugging, Data Processing, Query Languages, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Servers, Data Manipulation, System Requirements
Beginner · Course · 1 - 4 Weeks