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.

Universitat Politècnica de València
Skills you'll gain: SQL, Data Integrity, Database Management, Relational Databases, Database Systems, Databases, Query Languages, Database Design, Web Applications, Application Security, Server Side, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Media Planning, Social Media Marketing, Google Ads, Email Marketing, Social Media Strategy, Order Fulfillment, Social Media Management, Online Advertising, Search Engine Optimization, Performance Measurement, Spreadsheet Software, A/B Testing, Client Services, Campaign Management, E-Commerce, Loyalty Programs, Marketing, Interviewing Skills, Applicant Tracking Systems
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Duke University
Skills you'll gain: Strategic Thinking, Strategic Leadership, Visionary, Organizational Strategy, Organizational Leadership, Strategic Decision-Making, Business Leadership, Innovation, Business Transformation, Complex Problem Solving, Organizational Change, Team Motivation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Business Continuity Planning, Risk Mitigation, Risk Management, Risk Analysis, Threat Management, IT Management, Vulnerability Management, Business Risk Management, Enterprise Risk Management (ERM), Disaster Recovery, Governance Risk Management and Compliance, Risk Control, Operational Risk, Cybersecurity, Incident Response, Emerging Technologies, Compliance Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Search Engine Marketing, Research, Competitive Intelligence, Digital Marketing, Content Creation, Content Performance Analysis, Data-Driven Decision-Making, Web Content, Content Strategy, Content Marketing, Marketing Analytics, Digital Content, Web Analytics, AI Enablement, Generative AI, Content Management, Analytics
Intermediate · Specialization · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Sustainable Business, Sustainable Development, Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Social Impact, Finance, Stakeholder Engagement, Financial Services, Case Studies, Corporate Strategy, Investments, Loans, Risk Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Hypertext Markup Language (HTML), Verification And Validation, Javascript, Web Applications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: LangGraph, Generative AI Agents, AI Orchestration, Agentic systems, AI Workflows, OpenAI API, LLM Application, Agentic Workflows, Prompt Patterns, OpenAI, Large Language Modeling, AI Enablement, Retrieval-Augmented Generation, Artificial Intelligence, Development Environment, Tool Calling, Microsoft Azure, AI Personalization, Microsoft Development Tools, Microsoft Visual Studio
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Object Oriented Programming (OOP), Eclipse (Software), Java, Java Programming, JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Integrated Development Environments, Test Data, Test Tools, Browser Compatibility, Computer Programming, Web Development, Programming Principles, Test Case, Software Design, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, IT Security Architecture, Data-Driven Decision-Making, Robotics, Automation, Real Time Data, Emerging Technologies, Interoperability, Data Security, Integration Testing, Cloud Services, Scalability
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Cascading Style Sheets (CSS), Web Design and Development, User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Digital Forensics, Electronic Discovery, Investigation, Criminal Investigation and Forensics, Incident Response, Cyber Threat Intelligence, Technical Communication, Computer Security Incident Management, Report Writing, Cybersecurity, Cyber Security Policies, Fraud detection, Legal Proceedings, Law, Regulation, and Compliance, Ethical Standards And Conduct, Business Ethics, Compliance Reporting, Data Collection, Analysis, Management Reporting
Beginner · Course · 1 - 3 Months