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.

Johns Hopkins University
Skills you'll gain: Model Evaluation, Intrusion Detection and Prevention, Threat Detection, Computer Security Incident Management, Cybersecurity, Anomaly Detection, Applied Machine Learning, Network Security, Machine Learning, Unsupervised Learning, Supervised Learning, Artificial Neural Networks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Management Software, Project Accounting, Billing & Invoicing, Financial Reporting, Project Coordination, Expense Management, Payment Processing, Business Administration
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unity Engine, Scripting, C# (Programming Language), Video Game Development, Game Design, Event-Driven Programming, Development Environment, Programming Principles, User Interface (UI), Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hyper-V, Windows Servers, Virtualization and Virtual Machines, Cloud Infrastructure, Containerization, Hybrid Cloud Computing, Microsoft Azure, Virtual Networking, Cloud Platforms, Windows PowerShell, IT Automation, Automation
Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: International Relations, Political Sciences, Social Studies, Media and Communications, Economics, Policy Analysis, Governance, Student Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Key Performance Indicators (KPIs), Marketing Effectiveness, Performance Measurement, Performance Metric, Performance Analysis, Business Metrics, Marketing Analytics, Performance Management, Data-Driven Decision-Making, Benchmarking, Root Cause Analysis, Goal Setting, Gap Analysis, Statistical Hypothesis Testing, Corrective and Preventive Action (CAPA), Trend Analysis
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

Imperial College London
Skills you'll gain: Health Policy, Research Methodologies, Research, Public Health, Healthcare Industry Knowledge, Epidemiology, Health Promotion, Policy Analysis, Advocacy, Program Evaluation, Case Studies
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Contract Review, Intellectual Property, Marketing, Brand Awareness, Contract Negotiation, Social Media Content, Branding, Brand Management, Brand Marketing, Legal Strategy, Business Marketing, Marketing Strategies, Digital Assets, Market Opportunities, Case Studies
Beginner · Course · 1 - 4 Weeks

Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Large Language Modeling, Generative AI, LLM Application, AI Workflows, ChatGPT, Responsible AI, Model Deployment, Model Evaluation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stress Management, Personal Care, Mindfulness, Preventative Care, Growth Mindedness, Behavioral Health, Personal Development, Health And Wellness Coaching, Productivity, Self-Awareness, Mental Health, Resilience, Health Promotion, Behavior Management, Goal Setting, Positive Behavior Support, Exercise Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Infrastructure as Code (IaC), CI/CD, Continuous Integration, Continuous Delivery, Debugging, Apache Maven, Scripting, Development Environment
Intermediate · Guided Project · Less Than 2 Hours