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: Routing Protocols, Network Security, Network Routing, TCP/IP, Network Administration, Open Shortest Path First (OSPF), Network Protocols, Network Switches, Virtual Local Area Network (VLAN), Network Monitoring, Firewall, Network Infrastructure, Network Troubleshooting, Border Gateway Protocol, Network Performance Management, Security Controls, Network Analysis, Authentications, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, Automation, IT Automation, Data Management, Systems Architecture, Hardware Architecture, Security Controls, Network Protocols, Information Management, Systems Integration, Interoperability, Information Systems Security, Emerging Technologies, Communication Systems, Systems Design
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Planning, Dashboard, Project Schedules, Dashboard Creation, Data-Driven Marketing, Marketing Strategies, Marketing Budgets, Campaign Planning, Scheduling, Content Performance Analysis, Competitive Analysis, Timelines, Project Planning, Performance Analysis, Project Estimation, Data Integration, Cost Benefit Analysis, Budget Management, Market Research, Search Engine Marketing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: GitHub, Version Control, Git (Version Control System), Unix Commands, Unix Shell, Software Versioning, Linux Commands, Shell Script, Command-Line Interface, Collaborative Software, Software Configuration Management, Software Installation, Configuration Management, File Systems, File Management, System Configuration
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Management Training And Development, Talent Recruitment, Human Resources Management and Planning, Culture Transformation, Leadership, Workplace inclusivity, Recruitment, Human Resource Management, Diversity and Inclusion, Professional Development, Human Capital, Intercultural Competence, Organizational Structure, Human Resources Software, Organizational Leadership, People Development, Professionalism, Professional Networking, Lifelong Learning, Time Management
Intermediate · Specialization · 1 - 3 Months

American Psychological Association
Skills you'll gain: Substance Abuse, Mental Health Diseases and Disorders, Clinical Psychology, Mental and Behavioral Health, Mental Health Therapies, Psychiatry, Psychological Evaluations, Mental Health, Substance Abuse Counseling, Psychology, Cognitive Behavioral Therapy, Psychiatric Assessments, Patient Evaluation, Behavioral Health, Psychotherapy, Culture, Cultural Sensitivity, Epidemiology, Pharmacology, Psychosocial Assessments
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Data Persistence, Code Reusability, Programming Principles, Python Programming, File Management, Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Organizational Development, Human Resource Strategy, Employee Engagement, Human Resources, Organizational Change, Organizational Effectiveness, Compensation Management, Performance Improvement, Change Management, Data Collection
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Communication Planning, Stakeholder Engagement, Requirements Analysis, Project Coordination, Stakeholder Communications, Product Requirements, Milestones (Project Management), Strategic Communication, AI Enablement, Waterfall Methodology, Kanban Principles, Business Analysis, Risk Management, Communication, Product Lifecycle Management, Prioritization
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: PostgreSQL, JSON, Query Languages, SQL, Databases, Data Access, Natural Language Processing, Database Management, Data Storage, Python Programming, Scripting
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Investment Banking, Private Equity, Financial Analysis, Capital Markets, Financial Statement Analysis, Business Valuation, Financial Modeling, Financial Reporting, Equities, Accounting, Banking, Loans, Underwriting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Enterprise Architecture, CI/CD, Cloud Applications, Unified Modeling Language, Microservices, Cloud Infrastructure, Cloud Computing, Docker (Software), Data Modeling, Requirements Analysis, Software Systems, Architectural Design, Software Development Life Cycle, Stakeholder Engagement, Application Programming Interface (API), Database Design, Database Management, Data Governance, SQL
Advanced · Course · 1 - 3 Months