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: Systems Development Life Cycle, Software Development Life Cycle, Systems Development, Change Control, Software Development Methodologies, Project Management Life Cycle, Change Management, Project Management, IT Management, System Implementation, Compliance Auditing, Internal Auditing, Software Testing, Test Data, Auditing, Development Testing, Risk Control, Verification And Validation, Project Management Office (PMO), Risk Management
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: COBOL (Programming Language), Debugging, z/OS, Unit Testing, Test Driven Development (TDD), Software Testing, Test Tools, Mainframe Computing, Mainframe Technologies, Computer Programming Tools, File I/O
★ 4.4 (133) · Beginner · Course · 1 - 3 Months
STARWEAVER
Skills you'll gain: Stress Management, Resilience, Ability To Meet Deadlines, Emotional Intelligence, Time Management, Personal Development, Mindfulness, Adaptability, Mental Concentration, Prioritization, Personal Care, Relationship Building, Leadership
★ 4.8 (68) · Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Immunology, Infectious Diseases, Hematology, Physiology, Oncology, Microbiology, Molecular, Cellular, and Microbiology, Pathology, Epidemiology, Chronic Diseases, Public Health and Disease Prevention, Respiration, Geriatrics, Pulmonology, Environment, Pharmacotherapy, General Medicine, Biology, Pharmacology, Public Health
★ 4.8 (411) · Intermediate · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Creative Thinking, Brainstorming, Design Thinking, Ideation, Creativity, Creative Problem-Solving, AI powered creativity, Problem Solving, Innovation, Human Centered Design, Cognitive flexibility, Artificial Intelligence, Generative AI, Decision Making, Analysis
★ 4.9 (924) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Medical Privacy, Pharmacology, Pharmacy, Pharmacy Operations, Pharmaceuticals, Basic Life Support (BLS) Certification, Healthcare Ethics, Medication Dispensation, Health Care Procedure and Regulation, Pharmacotherapy, Clinical Pharmacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Infectious Diseases, Life Support, Public Health and Disease Prevention, Emergency Response, Health Information Management and Medical Records, Bloodborne Pathogens, Public Health, Information Privacy
★ 4.9 (29) · Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Applied Mathematics, Trigonometry, Mathematics and Mathematical Modeling, Graphing, Calculus, Computer Science, Mathematical Theory & Analysis, Geometry, Plot (Graphics), Mechanics, Computer Graphics, Graph Theory, Mathematical Modeling, Functional Requirement, Graphic Design, Derivatives
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Project Finance, Financial Modeling, Risk Analysis, Loans, Commercial Lending, Financial Analysis, Financial Data, Finance, Excel Formulas, Project Risk Management, Risk Mitigation, Cost Benefit Analysis, Financial Management, Risk Management, Microsoft Excel, Cash Flows
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Market Dynamics, Supply And Demand, Game Theory, Economics, Market Trend, Business Economics, Market Analysis, Consumer Behaviour, Demand Planning, Business Strategy, Competitive Analysis, Forecasting, Cost Management, Strategic Decision-Making, Decision Making
★ 4.5 (61) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Energy and Utilities, Electrical Power, Electrical Systems, Electric Power Systems, Sustainable Technologies, Thermal Management, Chemical Engineering, Power Electronics, Climate Change Mitigation, Electrical Equipment, Mechanical Engineering, Sustainable Engineering, Materials science, Real Time Data, Environmental Engineering, Chemistry, Environmental Issue, Engineering Calculations
★ 4.5 (19) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Continuous Monitoring, Cloud Security, Disaster Recovery, Network Security, Cloud Services, AI Security, Cyber Security Policies, Cloud Deployment, Security Controls, Cloud Computing Architecture, Cloud Computing, Hybrid Cloud Computing, Cyber Security Strategy, Cybersecurity, Data Security, Threat Detection, Cloud Management
★ 4.3 (23) · Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Feature Engineering, Data Analysis, Business Analysis, Return On Investment, Data Storytelling, Performance Measurement, Business Metrics, Statistical Inference, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks