Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Java Programming, Test Automation, JUnit, Object Oriented Programming (OOP), Integration Testing, Browser Compatibility
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Command-Line Interface, Network Security, Operating Systems, Mac OS, Microsoft Windows, Information Systems Security, System Configuration, Mobile Security, System Support, Linux, Network Troubleshooting, Technical Support, Software Installation, Help Desk Support, Firewall, Malware Protection, Artificial Intelligence, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Multimodal Prompts, OpenAI API, ChatGPT, JSON, Large Language Modeling, Python Programming, Text Mining, Data Validation, Unstructured Data
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Jira (Software), Agile Project Management, Backlogs, Kanban Principles, Collaborative Software, Project Management Software, User Story, Project Management, Project Coordination, Agile Methodology, Work Breakdown Structure, Issue Tracking, Organizational Skills, Workflow Management, Prioritization
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Lean Manufacturing, Lean Six Sigma, Process Mapping, Statistical Process Controls, Six Sigma Methodology, Failure Mode And Effects Analysis, Kaizen Methodology, Process Optimization, Quality Improvement, Operational Efficiency, Process Improvement, Performance Measurement, Manufacturing Operations, Quality Management, Operational Excellence, Business Process, Statistical Analysis, Performance Metric, Waste Minimization, Kanban Principles
Beginner · Specialization · 1 - 3 Months

Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Generative Model Architectures, Large Language Modeling, ChatGPT, OpenAI API, Open Source Technology, Responsible AI, Embeddings, Artificial Intelligence, Data Ethics, Natural Language Processing, Information Privacy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: User Interface and User Experience (UI/UX) Design, Interaction Design, Figma (Design Software), Wireframing, Usability, Web Content Accessibility Guidelines, User Centered Design, Web Design, Human Centered Design, User Flows, Prototyping, Mockups, Graphic Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), Test Script Development, Test Tools, Software Testing, Programming Principles, Software Installation, Scripting, Python Programming, Development Environment, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Selenium (Software), White-Box Testing, Scalability, Software Testing, Web Applications, Test Automation, Test Script Development, Automation, Scenario Testing, Maintainability, Hypertext Markup Language (HTML)
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Infant Care, Child Health, Child Development, Nutrition and Diet, Safety Standards, Accident Prevention, Patient Positioning, Patient Education And Counseling, Caregiving, Patient Transport, Family Support
Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Epidemiology, Infectious Diseases, Public Health, Program Management, Model Evaluation, Performance Testing, Data Management, Decision Support Systems
Advanced · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Reporting, Analysis, Critical Thinking, Financial Forecasting, Balance Sheet, Accounting, Forecasting, Income Statement, Annual Reports, Securities (Finance), Business Valuation, Generally Accepted Accounting Principles (GAAP), Cash Flows
Intermediate · Course · 1 - 4 Weeks