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.

SkillUp
Skills you'll gain: Email Security, Productivity Software, Microsoft Outlook, File Management, Collaborative Software, Presentations, Microsoft Teams, Google Docs, Calendar Management, Microsoft PowerPoint, Control Panels, Gmail, Slack (Software), Microsoft Office, Microsoft Word, Spreadsheet Software, Setting Appointments, Google Workspace, Google Sheets, Software Installation
Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: International Relations, World History, European History, Political Sciences, Ancient History, Public Safety and National Security, Social Sciences, Culture, Social Justice, Sociology, Socioeconomics, Economics, Governance
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainability Reporting, Financial Analysis, Financial Statement Analysis, Cost Estimation, Environmental Social And Corporate Governance (ESG), Capital Budgeting, Budgeting, Cost Benefit Analysis, Project Risk Management, Risk Analysis, Income Statement, Financial Modeling, Project Estimation, Investment Management, Balance Sheet, Risk Management, Financial Reporting, Financial Forecasting, Project Finance, Finance
Build toward a degree
Beginner · Specialization · 3 - 6 Months

CVS Health
Skills you'll gain: Active Listening, De-escalation Techniques, Greeting Customers, Customer Service, Empathy, Cross Selling, Call Center Experience, Transaction Processing, Upselling, Retail Sales, Retail Store Operations, Customer Complaint Resolution, Cash Register Operation, Problem Solving, Conflict Management, Customer Relationship Building, Customer Inquiries, Teamwork, Communication, Time Management
Beginner · Professional Certificate · 3 - 6 Months

Sungkyunkwan University
Skills you'll gain: Ancient History, Culture, Language Competency, World History, Social Studies, Anthropology, Cultural Diversity, Research, Literacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Integrity, Data Cleansing, Data Quality, Data Validation, Sampling (Statistics), Probability & Statistics, Data Analysis, Statistics, Statistical Analysis, Small Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, AI Product Strategy, Data Ethics, AI Enablement, Hybrid Cloud Computing, Business Leadership, Compliance Training, Cloud Computing Architecture, Strategic Leadership, Generative AI, Data Strategy, Return On Investment, Artificial Intelligence, Data Governance, Key Performance Indicators (KPIs), Talent Management
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Database Administration, Database Systems, Microsoft Azure, Databases, Relational Databases, MySQL, SQL, Database Management, NoSQL, PostgreSQL, Data Security, Data Management, Cloud Deployment, Scalability
Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Penetration Testing, Threat Management, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Vulnerability Assessments, Network Security, Threat Detection, Vulnerability Scanning, Cybersecurity, Cyber Attacks, Brute-force attacks, Exploitation techniques, Application Security, Human Factors (Security), Web Applications, Mobile Security, Internet Of Things, Authentications, Encryption, Wireless Networks
Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Instrumental Music, Music Performance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Job Control Language (JCL), Mainframe Computing, z/OS, Virtualization, Virtualization and Virtual Machines, Unix, IBM DB2, IBM Cloud, Data Management, Hardware Architecture, Data Storage, Operating System Administration, Infrastructure Architecture, System Programming, Operating Systems, Unix Commands, File Systems, Linux, Control Panels, Command-Line Interface
Intermediate · Professional Certificate · 1 - 3 Months

Arizona State University
Skills you'll gain: Problem Solving, Critical Thinking and Problem Solving, Creativity, Decision Making, Human Learning, Usability, Psychology, Human Centered Design, User Interface and User Experience (UI/UX) Design
Intermediate · Course · 1 - 3 Months