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 Illinois Urbana-Champaign
Skills you'll gain: Governance, Compliance Training, Compliance Management, Business Ethics, Legal Risk, Regulatory Compliance, Ethical Standards And Conduct, Commercial Laws, Accountability, Law, Regulation, and Compliance, Public Accounting, Accounting, Auditing, Financial Management, Stakeholder Management, Stakeholder Analysis
★ 4.8 (71) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), Containerization, AI Workflows, Model Deployment, Generative AI Agents, LangGraph, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), CrewAI, Devops Tools, BeeAI, Docker (Software), Cloud Deployment, Agentic systems, Google Cloud Platform, Cloud Platforms, Kubernetes, Applied Machine Learning, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Event Monitoring, Exploit development, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Blockchain, Incident Response, Vulnerability Scanning, Patch Management, Code Review, Incident Management, Development Testing, Authorization (Computing), Data Validation
★ 4.8 (30) · Intermediate · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Business Ethics, Corporate Sustainability, Sustainable Business, Environmental Social And Corporate Governance (ESG), Sustainable Development, Governance, Sustainability Standards, Ethical Standards And Conduct, Business Strategies, Supply Chain, Social Impact, Environmental Issue, Strategic Planning, Organizational Structure
★ 4.7 (472) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Version Control, Git (Version Control System), Selenium (Software), Test Automation, Jenkins, Test Script Development, Software Versioning, Continuous Integration, Test Tools, Continuous Delivery, Test Data, Test Case, Software Testing, CI/CD, Code Reusability, Command-Line Interface, File I/O
★ 4.8 (6) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Operating System Administration, Data Storage Technologies, Hardware Troubleshooting, Data Storage, Computing Platforms, Hardware Architecture, Desktop Support, Computer Systems, System Configuration, Electrical Safety, Linux, System Software, File Systems, Information Technology, Microsoft Windows, File Management
★ 4.7 (27) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Collaboration, Clinical Assessment, Vital Signs, Health Technology, Patient Preparation, Patient Coordination, Patient Education And Counseling, Health Assessment, Patient-centered Care, Patient Treatment, Primary Care, Health Care, Health Systems, Telecommunications, Patient Evaluation, Care Management, Communication
★ 4.9 (48) · Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Operating System Administration, Local Area Networks, Software Installation, Command-Line Interface, Microsoft Windows, System Configuration, Systems Administration, TCP/IP, Linux Administration, Linux, General Networking, Patch Management, Operating Systems, User Accounts, Network Routers, System Monitoring, Network Troubleshooting, Mac OS, Identity and Access Management, Network Security
★ 4.9 (11) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), Secure Coding, Object-Relational Mapping, API Design, Scalability, JavaScript Frameworks, JSON, Test Tools, Web Development, Python Programming
★ 4.6 (163) · Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Program Evaluation, Nutritional Assessment, Maternal Health, Nutrition and Diet, Child Health, Data Collection, Epidemiology, Public Health and Disease Prevention, Mathematical Modeling, Predictive Modeling, Childbirth, Statistical Modeling, Demography
★ 4.6 (18) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Decision Making, Business Ethics, Strategic Decision-Making, Ethical Standards And Conduct, Team Leadership, Personal Integrity, Decision Intelligence, Analytical Skills, Critical Thinking and Problem Solving, Risk Management Framework, Critical Thinking, Leadership, Analysis, Prioritization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Kubernetes, Network Troubleshooting, Performance Tuning, Network Performance Management, Network Routing, Network Security, Network Planning And Design, Network Administration, Scalability
★ 3.6 (18) · Advanced · Course · 1 - 4 Weeks