Unified Modeling Language (UML) courses can help you learn diagramming techniques, system design principles, and software architecture essentials. You can build skills in creating use case diagrams, class diagrams, and sequence diagrams, which are crucial for visualizing system interactions and structures. Many courses introduce tools like Lucidchart and Visual Paradigm, which assist in modeling and documenting software systems, enabling you to apply UML concepts effectively in real projects.

Sungkyunkwan University
Skills you'll gain: Machine Learning Algorithms, Machine Learning Methods, Machine Learning, Python Programming, Supervised Learning, Model Evaluation, Scikit Learn (Machine Learning Library), Logistic Regression, Analysis, Applied Machine Learning, Regression Analysis, Model Training, Unsupervised Learning, Mathematics and Mathematical Modeling, Statistical Methods, Linear Algebra
★ 4.4 (93) · Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Penetration Testing, Exploitation techniques, Brute-force attacks, Cyber Operations, Scripting, Cybersecurity, Python Programming, Network Analysis, Automation
★ 4.4 (56) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Robotics, Machine Controls, Reinforcement Learning, Artificial Intelligence and Machine Learning (AI/ML), CI/CD, Continuous Integration, Artificial Intelligence, 3D Modeling, Large Language Modeling, Agentic Workflows, Continuous Deployment, Docker (Software), Agentic systems, Simulation and Simulation Software, LLM Application, Containerization, Ubuntu, Python Programming, Linux, C++ (Programming Language)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Spring Boot, Java, Java Programming, Hypertext Markup Language (HTML)
★ 4.6 (97) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Excel Macros, Forecasting, Microsoft Copilot, Dashboard Creation, Microsoft Excel, Predictive Modeling, Workflow Management, UI Components, Visual Basic (Programming Language), User Interface (UI), Automation, Debugging, Interactive Data Visualization, Scenario Testing, Programming Principles
★ 4.5 (71) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Threat Modeling, Secure Coding, Cryptography, Open Web Application Security Project (OWASP), Encryption, Application Security, Penetration Testing, Data Security, Exploitation techniques, Security Controls, Authentications, Vulnerability Management, Advanced Encryption Standard (AES), Personally Identifiable Information, Data Flow Diagrams (DFDs)
★ 4.6 (179) · Intermediate · Course · 1 - 4 Weeks
Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Management Consulting, Business Consulting, Consulting, AI Enablement, Data Ethics, Quality Assurance, Market Intelligence, Market Research, Analysis, Automation, Project Scoping
★ 4.6 (60) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Snowflake Schema, Performance Tuning, Data Architecture, User Accounts, Data Warehousing, SQL, Database Architecture and Administration, Database Management, Data Modeling, Data Transformation, Data Import/Export, Cloud Computing Architecture, Data Integration, Cloud-Based Integration, Role-Based Access Control (RBAC), Data Governance, Data Security
★ 3 (30) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Management, Database Development, Relational Databases, Database Design, Query Languages, Data Integrity, Data Maintenance
★ 4.6 (168) · Beginner · Course · 1 - 4 Weeks
University of Washington
Skills you'll gain: Scientific Visualization, Data Ethics, Data Presentation, Statistical Visualization, Data Storytelling, Data Visualization Software, Data Sharing, Data Governance, Big Data, Technical Communication, Graphic and Visual Design, Cloud Computing, Amazon Web Services, Information Privacy, Ethical Standards And Conduct
★ 3.4 (142) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Web Development, Server Side
★ 4.6 (82) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Database Development, Databases, Relational Databases, Database Application, Database Design, Query Languages, Data Access, Java, Java Programming, UI Components, User Interface (UI), Transaction Processing, Event-Driven Programming, Software Development
★ 4.3 (38) · Beginner · Course · 1 - 4 Weeks