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.

Fractal Analytics
Skills you'll gain: Model Context Protocol, AI Security, Threat Modeling, AI Workflows, Secure Coding, LLM Application, Enterprise Architecture, Generative AI Agents, Security Controls, Interoperability, Agentic systems, Generative AI
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Software Design, Java, Java Programming, AI Personalization, Data Processing, Data Analysis, Data Structures, Algorithms, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Entrepreneurship, People Management, Business Management, Human Resources Management and Planning, Marketing, Accounting, Customer experience strategy (CX), Financial Management, Financial Analysis, Business Planning, Innovation, Finance, Recruitment, Operational Efficiency, Persona (User Experience)
Mixed · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, Hugging Face, Generative AI, JSON
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Copywriting, Social Media Content, Content Creation, Social Media, Instagram, Marketing Materials, Brand Strategy, Storytelling, Branding, Graphic and Visual Design, Social Impact, Software Development Tools, Build Tools, Social Work, Time Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Automation, Email Marketing, Target Audience, Copywriting, Marketing Automation, Marketing Materials, Customer Analysis, Campaign Management, HubSpot CRM, User Experience, Customer Engagement, Workflow Management, Marketing Communications, Content Creation, Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: System Support, System Configuration, Computer Literacy, System Requirements, General Networking, Computer Security Awareness Training
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Windows, Operating System Administration, Computing Platforms, Web Content Accessibility Guidelines, Control Panels, Configuration Management, User Interface (UI), File Management, Operating Systems, Virtual Environment, Cloud Storage
Mixed · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Geriatrics, Orthopedics, Child Health, Physical Therapy, Manual Therapy, Maternal Health, Preventative Care, Health Care, Patient Treatment, Infant Care, Pain Management, Cultural Sensitivity, Anatomy
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Physics, Engineering, Scientific, and Technical Instruments, electromagnetics, Physical Science, Laboratory Equipment, Experimentation, Research, Applied Mathematics
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Email Marketing, Brand Marketing, Brand Strategy, Storytelling, Marketing Materials, Branding, Microsoft Outlook, Gmail, Marketing Communications, Communication Strategies, Business Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), Animations, Computer Graphic Techniques, Plot (Graphics)
Beginner · Course · 1 - 4 Weeks