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.

University of Colorado Boulder
Skills you'll gain: Computational Logic, Verification And Validation, Theoretical Computer Science, Systems Analysis, Systems Design, Functional Specification, Algorithms
★ 3.5 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Research, Figma (Design Software), Design Research, User Experience Design, Prototyping, Wireframing, UI/UX Research, Persona (User Experience), User Experience, User Centered Design, Collaborative Software, Interactive Design, Persona Development
★ 4.6 (25) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Databricks, CI/CD, Microsoft Azure, Data Architecture, Integration Testing, Continuous Integration, Continuous Deployment, Data Infrastructure, Data Pipelines, IT Automation, Data Integration, Data Security, Automation, Data Storage, Security Controls
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: People Management, Leadership and Management, Team Performance Management, Team Management, Trustworthiness, Leadership, Interpersonal Communications, Team Building, Conflict Management, Performance Management, Team Leadership, Business Leadership, Active Listening, Team Motivation, Relationship Building, Honesty, Constructive Feedback, Empathy, Coaching, Organizational Strategy
★ 4.9 (19) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Eclipse (Software), Integrated Development Environments, Java Programming, Java, Object Oriented Programming (OOP), Development Environment, Programming Principles, Computer Programming Tools, Software Development Tools, Software Installation, Debugging, Computer Programming, Computing Platforms
★ 4.5 (14) · Beginner · Course · 1 - 3 Months

Skills you'll gain: File Systems, Mac OS, User Accounts, File Management, User Provisioning, Data Security, Operating System Administration, Software Installation, Unix, System Configuration, Unix Commands, Security Controls, Knowledge of Apple Hardware, Authorization (Computing), Data Management, Disaster Recovery, Data Storage, Control Panels, Encryption
★ 4.9 (10) · Beginner · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Intercultural Competence, Cultural Diversity, Culture, Liberal Arts, European History, World History
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Human Capital, Human Resources Management and Planning, Human Resource Strategy, Human Resources, Organizational Change, Change Management, Talent Management, Organizational Strategy, HR Tech, Crisis Management, Strategic Leadership, Talent Acquisition, Workforce Development, Team Building, Team Management, Leadership Development, People Analytics, Leadership, Cultural Diversity, Cultural Sensitivity
★ 4.8 (45) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangGraph, Generative AI Agents, AI Orchestration, LangChain, Agentic systems, AI Workflows, OpenAI API, Agentic Workflows, LLM Application, OpenAI, Artificial Intelligence, Generative AI, Development Environment, Tool Calling, AI literacy, AI Integrations, User Interface (UI), Python Programming, Large Language Modeling, Computer Programming Tools
★ 4.6 (230) · Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: International Relations, International Finance, World History, Diplomacy, Political Sciences, Economics, Economic Development, Strategic Partnership, Policy Analysis, Security Strategy, Governance, Science and Research
★ 4.7 (139) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Data Presentation, Digital Analysis, E-Commerce, Analytics, Key Performance Indicators (KPIs), Google Analytics, Marketing Analytics, Generative AI, Data-Driven Marketing, Data Analysis, Business Strategy, Data Processing, Artificial Intelligence
★ 4.8 (30) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Security Controls, Configuration Management, Package and Software Management, Cybersecurity, Identity and Access Management, Software Installation, Computer Programming, Information Technology
★ 4.6 (19) · Beginner · Course · 1 - 3 Months