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.

Skills you'll gain: Linux Commands, OS Process Management
Intermediate · Course · 1 - 3 Months
Skills you'll gain: GitLab, CI/CD, Application Deployment, Continuous Integration, Devops Tools, DevOps, Build Tools, Continuous Delivery, Continuous Deployment, Security Testing, Test Automation, DevSecOps, Unit Testing, Program Development, Secure Coding, Vulnerability Scanning
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Vibe coding, Programming Principles, Prompt Engineering, OpenAI API, LangChain, Microsoft Copilot, Generative AI Agents, AI Enablement, Artificial Intelligence, Generative AI, Responsible AI, Computer Programming, Application Development, AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), No-Code Development, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, AI Security, DevSecOps, Security Testing, Continuous Monitoring, CI/CD, Threat Detection, Secure Coding, MITRE ATT&CK Framework, DevOps, System Monitoring, Application Security, Continuous Integration, MLOps (Machine Learning Operations), Scripting, Unit Testing, Test Case, Prompt Engineering, Integration Testing
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Entrepreneurship, Strategic Decision-Making, Innovation, Creativity, Team Management, Creative Problem-Solving, Ideation, Technology Strategies, Creative Thinking, Business Modeling, Strategic Thinking, Value Propositions, Collaboration, Business Planning, Strategic Planning, New Product Development, Cognitive flexibility, Entrepreneurial Finance, Open Mindset, Leadership
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Audit Working Papers, Document Management, File Management, Accounting Records, Financial Auditing, Auditing, Document Control, External Auditing, Organizational Skills, Quality Control
Beginner · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Debugging, Mathematical Modeling, Advanced Mathematics, Operations Research, Computational Logic, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Thermal Management, Finite Element Methods, Engineering Analysis, Mechanical Engineering, Engineering, Scientific Visualization, Simulations, Numerical Analysis, Mathematical Modeling, Differential Equations, Physics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Photography, Photo/Video Production and Technology, Creativity, Aesthetics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Proposal Writing, Target Audience, Presentations, Storytelling, Sales Presentations, Business Writing, Promotional Strategies, Marketing, Concision
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, LLM Application, Vector Databases, Generative AI Agents, Tool Calling, Embeddings, Retrieval-Augmented Generation, Prompt Patterns, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Prompt Engineering, Agentic systems, Large Language Modeling, TypeScript, Responsible AI, Software Development, Real Time Data, Web Scraping, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: WordPress, Content Management Systems, Web Content, Web Design and Development, Web Design, Web Development, Blogs, Social Media, Content Management, Marketing, Design, Computer Science
Advanced · Guided Project · Less Than 2 Hours