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.

University of Michigan
Skills you'll gain: Mental Health, Stress Management, Community Health, Social Impact, Cultural Diversity, Health Promotion, Productivity, Public Health, Health Care, Health Technology, Physiology, Biology
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Cyber Security Assessment, Public Key Infrastructure, Cybersecurity, Threat Modeling, Cryptography, Exploitation techniques, Security Testing, Vulnerability Scanning, Encryption, Technical Writing, Human Factors (Security)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Responsible AI, CI/CD, Model Deployment, Continuous Integration, Continuous Delivery, Continuous Deployment, Cloud Platforms, Model Evaluation, Automation, Data Governance, Data Pipelines, Performance Tuning, Continuous Monitoring, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Agentic Workflows, AI Enablement, Artificial Intelligence, Healthcare Ethics, AI Workflows, AI Security, AI Orchestration, Applied Machine Learning, Health Technology, AI Personalization, Health Systems, Solution Design, Predictive Modeling, Predictive Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Logo Design, Graphic and Visual Design, Animations, Branding, Marketing Design, Social Media Content, Style Guides, Scheduling, Typography
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Operating System Administration, Microsoft Windows, Operating Systems, System Configuration, Firewall, Linux Administration, Linux, Linux Servers, System Monitoring, File Systems, System Support, File Management, Windows Servers, Data Security
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Procurement, Consolidation, Strategic Sourcing, Supplier Management, Supplier Relationship Management, Corporate Sustainability, Knowledge Transfer, Diversity Programs, Performance Measurement
Intermediate · Course · 1 - 4 Weeks

Alberta Machine Intelligence Institute
Skills you'll gain: Generative AI, AI Enablement, AI Product Strategy, Case Studies, Artificial Intelligence, LLM Application, Responsible AI, Data Ethics, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, CI/CD, Devops Tools, Kubernetes, DevOps, R Programming, Application Deployment, Development Environment, Software Installation, YAML, Application Development, Node.JS, Command-Line Interface, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Browser Compatibility, Javascript and jQuery, Web Scraping, Automation, Python Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Constructive Feedback, Talent Management, Employee Retention, Employee Coaching, Talent Acquisition, Workforce Development, Adaptability, Human Resources Management and Planning, Employee Engagement, Recruitment, Training and Development, Employee Performance Management, Coaching, Diversity and Inclusion, Professional Development, Interviewing Skills, Active Listening
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Transaction Processing, Distributed Computing, Data Architecture, Relational Databases, Database Management, Database Architecture and Administration, Cloud Computing, Big Data, Data Processing, Machine Learning, Scalability, Data Integrity, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks