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.

Coursera
Skills you'll gain: Sample Size Determination, Sampling (Statistics), Survey Creation, Quantitative Research, Research Design, Business Research, Research Methodologies, Estimation, Data Collection, Statistical Inference, Statistical Methods, Statistics, Decision Making, Probability & Statistics, Probability
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Strategic Planning, Stakeholder Engagement, Strategic Leadership, Organizational Strategy, Plan Execution, Case Studies, Drive Engagement, Business Planning, Business Leadership, Stakeholder Management, Resource Allocation, Stakeholder Communications, Competitive Analysis, Strategic Thinking, Non-Profit Accounting, Strategic Decision-Making, Conflict Management, Public Administration, Leadership Development, Stakeholder Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, AI Workflows, Fine-tuning, Model Deployment, Applied Machine Learning, Application Deployment, API Testing, Model Optimization
Advanced · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Vibe coding, Strategic Partnership, Brand Strategy, Email Automation, Branding, Generative AI Agents, Contract Negotiation, Product Knowledge, Closing (Sales), Entrepreneurship, AI Workflows, Negotiation, Order Management, Selling Techniques, E-Commerce, Blogs, Content Creation, Order Fulfillment, Agentic systems, Logistics Management
★ 4.3 (29) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: vSphere Networking and Storage, vCenter Server Management, VMware vSAN, vCenter Server, Virtual Networking, iSCSI Configuration, vSphere DRS & HA, Virtual Machines, Network Monitoring, Network Performance Management, Data Storage Technologies, Network Security, Data Storage, Network Switches, File Systems, Data Store, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Exploitation techniques, Border Gateway Protocol, Malware Protection, Cybersecurity, Routing Protocols, Internet Of Things, Network Security, Cyber Attacks, Threat Detection, Network Monitoring, Network Routing, Network Analysis, Cyber Risk, Network Protocols, Vulnerability Assessments, Docker (Software), Containerization
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Flask (Web Framework), Web Development, Web Applications, Application Development, Web Development Tools, Application Frameworks, Object-Relational Mapping, Database Application, Back-End Web Development, Software Development, Database Management, Python Programming, Computer Programming
★ 4.4 (557) · Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: digital literacy, Music, Social Media, Digital Publishing, Self-Awareness, Literacy, Content Creation, World Music, Personal Development, Media and Communications, Community Outreach, Case Studies, Culture, Diversity Awareness, Cultural Diversity, Driving engagement, Liberal Arts, Communication, Analysis, Writing
★ 4.7 (26) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Sales Enablement, Sales Strategy, Sales Development, Sales Operations, Lead Generation, Sales, Sales Training, Account Strategy, Sales Process, Customer Relationship Management (CRM) Software, Prospecting and Qualification, Sales Prospecting, Global Marketing, Training and Development, Data-Driven Decision-Making, Marketing Automation, Key Performance Indicators (KPIs), Personalized Campaigns, Video Production
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Sprint Retrospectives, Backlogs, Sprint Planning, Agile Methodology, Agile Project Management, User Story, Agile Product Development, Cross-Functional Collaboration, Timelines, Project Coordination, Continuous Improvement Process, Coordination, Project Planning, Accountability, Meeting Facilitation, Estimation
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Rapport Building, Relationship Building, Research, Planning, Goal-Oriented, Professionalism, Resilience, Professional Development, Communication Strategies, Resourcefulness, Problem Solving, Persistence, Persuasive Communication, Time Management, Overcoming Obstacles, Communication, Strategic Thinking
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Excel Macros, Pivot Tables And Charts, Microsoft Excel, Financial Forecasting, Spreadsheet Software, Excel Formulas, Data Visualization, Trend Analysis, Diagram Design, Visual Basic (Programming Language), Automation, Forecasting, Graphical Tools
Intermediate · Course · 1 - 3 Months