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.

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, SQL, Database Management, Data Access, Databases, Database Systems, Java, Java Programming, JUnit
Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Climate Change Adaptation, Water Resources, Hydrology, Risk Management, Water Quality, Natural Resource Management, Environment, Climate Change Mitigation, Sustainable Development, Social Network Analysis, Governance, Health Disparities, Environmental Science
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, SQL, Database Design, Hardware Troubleshooting, Databases, Computer Networking, Relational Databases, Network Protocols, Information Technology, Network Routers, Wireless Networks, System Configuration, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Site Reliability Engineering
Beginner · Course · 1 - 3 Months
Skills you'll gain: Responsible AI, Legal Technology, Legal Research, Data Ethics, Law, Regulation, and Compliance, AI Workflows, General Data Protection Regulation (GDPR), Regulation and Legal Compliance, Business Process Automation, Workflow Management, Compliance Management, Automation, Legal Strategy, AI Enablement, Electronic Discovery, Productivity Software, Regulatory Requirements, Governance, Research, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Gemini, Model Deployment, Generative AI, Google Gemini, Generative AI Agents, LLM Application, AI Workflows, Tool Calling, Multimodal Prompts, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Google Cloud Platform, Artificial Intelligence, AI Personalization, Performance Tuning, Python Programming, Software Development Tools, Cloud Platforms
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Contingency Planning, Disaster Recovery, Business Continuity Planning, Security Management, IT Management, System Monitoring, Cyber Security Policies, Enterprise Security, Compliance Auditing, Security Strategy, Systems Administration, Operating System Administration, Governance, Security Controls, Organizational Strategy, Patch Management, Continuous Monitoring, Unix, Procedure Development, Incident Response
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe Firefly, Adobe Photoshop, Photo Editing, Storytelling, Adobe Creative Cloud, Generative AI Agents, Data Import/Export, Image Quality, Color Theory, Generative AI, Photography, Graphic and Visual Design, Editing, Creative Design, Design Elements And Principles, Design Software, Design, Creative Thinking, Creativity, Portfolio Management
Beginner · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: English Language, Oral Comprehension, Language Competency
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Decision Making, Strategic Decision-Making, Emotional Intelligence, Data-Driven Decision-Making, Critical Thinking, Business Leadership, Analytical Skills, Leadership, Behavioral Economics, Case Studies, Microsoft Excel, Entrepreneurship, Self-Awareness
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Contract Negotiation, Media and Communications, Contract Management, Live Streaming, Content Creation, Social Media, Team Management, Marketing, Compensation Management
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Routing, TCP/IP, Firewall, Google Cloud Platform, Virtual Networking, Private Cloud, Network Administration, Network Infrastructure, Proxy Servers, Cloud Security
Intermediate · Course · 1 - 4 Weeks