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.

New York Institute of Finance
Skills you'll gain: Blockchain, FinTech, Transaction Processing, Supply Chain, Emerging Technologies, Business Technologies, AI Enablement, Distributed Computing, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Collaborative Software, Journals, Organizational Skills, Productivity, Timelines, Productivity Software, Project Management Software, Information Architecture, Project Management, Personal Development, Query Languages
Beginner · Guided Project · Less Than 2 Hours

Fractal Analytics
Skills you'll gain: Ideation, AI Product Strategy, UI/UX Research, Brainstorming, Innovation, Design Thinking, User Research, AI Enablement, Generative AI, Competitive Analysis, User Experience Design, Human Centered Design, Data Ethics, Persona (User Experience), Artificial Intelligence, Problem Solving, Data Collection, Data Synthesis, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Selenium (Software), Apache Maven, Java, Object Oriented Programming (OOP), Issue Tracking, Gherkin (Scripting Language), Test Automation, Behavior-Driven Development, Test Execution Engine, Test Case, Debugging, Integration Testing, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Relational Databases, Database Architecture and Administration, Oracle Databases, Data Storage Technologies, Data Migration, Key Management, Data Integrity, Encryption, Data Loss Prevention, Data Security
Advanced · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Arbitration, Court Systems, Mediation, Political Sciences, Legal Research, Legal Proceedings, Diplomacy, Case Law, Legal Hearings, Adjudication, International Relations, Civil Law, Case Studies
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Exploitation techniques, Border Gateway Protocol, Malware Protection, Cybersecurity, TCP/IP, Internet Of Things, Network Security, Threat Detection, Network Monitoring, Network Routing, Network Analysis, Cyber Risk, Network Protocols, Containerization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Reconciliation, QuickBooks (Accounting Software), Spreadsheet Software, Accounting Records, Investigation, Variance Analysis, Financial Statements, Accounts Payable, Financial Controls, Financial Auditing, Fraud detection, Analysis, Verification And Validation, Payment Processing
Beginner · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Business Economics, Economics, Economic Development, Gross Profit, Fiscal Management, Financial Policy, Corporate Finance, Financial Statements, Financial Market, Supply And Demand, Banking, Market Dynamics, Forecasting
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Incident Response, Computer Security Incident Management, Intrusion Detection and Prevention, Cyber Threat Hunting, Cybersecurity, Anomaly Detection, Cyber Security Strategy, Threat Detection, Cyber Security Policies, Security Management, Network Analysis, AI Security, Network Security, Network Monitoring, NIST 800-53, Network Protocols, Cloud Security
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: International Relations, Economic Development, International Finance, World History, Fiscal Management, Economics, Financial Systems, Global Marketing, Economics, Policy, and Social Studies, Governance, Banking, Growth Strategies
Beginner · Course · 1 - 3 Months