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: Responsible AI, AI Product Strategy, AI literacy, Artificial Intelligence, LLM Application, AI Workflows, Generative AI Agents, Agentic Workflows, Prompt Engineering, Generative AI, AI Orchestration, Large Language Modeling, Model Evaluation, Open Source Technology, System Requirements, Computer Hardware
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Investments, Financial Market, Investment Management, Wealth Management, Tax Management, Capital Markets, Portfolio Management, Tax, Financial Trading, Financial Industry Regulatory Authorities, Market Liquidity, Equities, Tax Laws, Tax Compliance, Securities (Finance), Financial Planning, Securities Trading, Performance Measurement, Credit Risk, Performance Analysis
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Software Design Patterns, Software Engineering, Java, Unified Modeling Language, Software Design, Java Programming, Software Architecture, Model View Controller, Programming Principles, Conceptual Design
★ 4.6 (7) · Intermediate · Course · 1 - 3 Months

MedCerts
Skills you'll gain: Sterilization, Medication Therapy Management, Asepsis, Drug Interaction, Medication Administration, Pharmacology, Patient-centered Care, Pharmacist Assistance, Pharmacy, Intravenous Therapy, Sterile Procedure, Pharmacotherapy, Intravenous Hydration, Patient Treatment, Care Management, Hand Hygiene, Treatment Planning, Personal protective equipment
★ 4.9 (46) · Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Negotiation, Strategic Decision-Making, Cultural Diversity, Strategic Thinking, Intercultural Competence, Cultural Sensitivity, Decision Making, Conflict Management, Plan Execution
★ 4.7 (34) · Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Research, Science and Research, Liberal Arts, General Science and Research, Scientific Methods, Physical Science, Physics, Research Methodologies
★ 4.7 (962) · Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Systems Development, Systems Development Life Cycle, Agile Methodology, Software Development Life Cycle, Productivity Software, Risk Management Framework, Agile Project Management, Data Security, Software Design, Systems Design, Risk Management, Software Development Methodologies, Information Technology, Information Systems, Project Risk Management, Systems Analysis, Computer Systems, Enterprise Risk Management (ERM), Business Systems Analysis, Microsoft Excel
★ 4.7 (43) · Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Video Game Development, Branding, Organizational Structure, Organizational Strategy, Game Design, Competitive Analysis, Organizational Effectiveness, Organizational Leadership, Team Management, Product Support, Brand Strategy, Entrepreneurial Finance, Fundraising and Crowdsourcing, Driving engagement
★ 4.6 (214) · Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: ChatGPT, AI literacy, OpenAI, AI Enablement, Responsible AI, Prompt Patterns, Artificial Intelligence, Productivity, Prompt Engineering, LLM Application, Generative AI, Creativity, Ethical Standards And Conduct, Innovation, Content Creation, Critical Thinking
★ 4.7 (19) · Beginner · Course · 1 - 4 Weeks

Measure What Matters
Skills you'll gain: Goal Setting, Key Performance Indicators (KPIs), Organizational Effectiveness, Organizational Leadership, Accountability Frameworks, Organizational Development, Organizational Strategy, Leadership and Management, Performance Management, Performance Appraisal, Performance Review, Employee Performance Management, Prioritization, Recognizing Others, Performance Measurement, Planning, Strategic Communication, Business Strategy, Constructive Feedback, Communication
★ 4.9 (662) · Beginner · Course · 1 - 4 Weeks

The Expert Academy
Skills you'll gain: Consumer Behaviour, Critical Thinking, Marketing Psychology, Critical Thinking and Problem Solving, General Sales Practices, Persuasive Communication, Overcoming Objections, Influencing, Trustworthiness, Conflict Management, Customer Analysis, Stakeholder Engagement, Decision Making, Behavioral Economics, Communication, Relationship Building, Psychology
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electrical Systems, Network Architecture, Electrical Power, HVAC, Control Systems, Electric Power Systems, Electrical Wiring, Low Voltage, High Voltage, Building Design, Electrical Engineering, Hazard Analysis, Schematic Diagrams, Electrical Safety, Electrical Equipment, Drafting and Engineering Design, Energy and Utilities, Networking Hardware, Site Reliability Engineering, Building Codes
Intermediate · Specialization · 3 - 6 Months