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: Hardware Architecture, Security Engineering, Internet Of Things, Encryption, Information Systems Security, Vulnerability Assessments, Threat Modeling, Data Security, Security Requirements Analysis, General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Authentications, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Protocols, Communication Systems, Internet Of Things, Electronic Components, Wireless Networks, Integrated Development Environments
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Intercompany Accounting, Business Valuation, Financial Reporting, Technical Accounting, Consolidation, Financial Accounting, Generally Accepted Accounting Principles (GAAP), Business Reporting, International Financial Reporting Standards, Business, Financial Statements
Build toward a degree
Advanced · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Data Structures, Maintainability, Debugging, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Deep Teaching Solutions
Skills you'll gain: Lesson Planning, Critical Thinking, Classroom Management, Stress Management, Student Engagement, Differentiated Instruction, Instructional Strategies, Pedagogy, Special Education, Learning Strategies, Disabilities, Learning Theory, Learning Styles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, Azure DevOps, Continuous Delivery, CI/CD, Continuous Integration, Continuous Deployment, Version Control, Git (Version Control System)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Verification And Validation, Software Quality Assurance, Software Quality (SQA/SQC), Debugging, Maintainability, Regression Testing, Quality Assurance, Data Quality, Issue Tracking, Root Cause Analysis, Business Intelligence, Jira (Software)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Human Machine Interfaces, Network Protocols, Internet Of Things, Communication Systems, System Configuration, Remote Access Systems, Automation, Web Servers, Scripting, System Monitoring, Systems Integration, Algorithms, Data Structures, Debugging
Advanced · Course · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Data Integration, Excel Formulas, Data Import/Export
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unity Engine, Debugging, C# (Programming Language), 3D Assets, Video Game Development, Scripting, Software Testing, User Interface (UI), Development Environment, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

University of Cape Town
Skills you'll gain: Financial Regulations, FinTech, Financial Regulation, Financial Systems, Blockchain, Mobile Banking, Banking, Financial Services, Consumer Lending, Financial Market, Emerging Technologies, Regulatory Requirements, Loans, Lending and Underwriting, Regulatory Compliance, Payment Systems, International Finance, Payment Processing, Risk Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Apache Spark, Big Data, Data Import/Export, Data Integration, Relational Databases, File Systems, Command-Line Interface, Software Installation
Intermediate · Course · 1 - 4 Weeks